Biggest changeOur dedication to the Foundations for Growth program has helped offset inflationary cost pressures in certain raw materials, shipping, and freight expenses. 39 Table of Contents Results of Operations The following table sets forth certain operational data as a percentage of sales for the years indicated: 2022 2021 2020 Net sales 100 % 100 % 100 % Gross profit 45.1 45.2 41.6 Selling, general and administrative expenses 29.8 31.2 30.9 Research and development expenses 6.6 6.6 6.0 Legal settlement — 0.9 1.9 Impairment charges 0.2 0.4 3.8 Contingent consideration expense (benefit) 0.4 0.3 (0.8) Acquired in-process research and development expense 0.6 — 0.0 Income (loss) from operations 7.6 5.7 (0.2) Income (loss) before income taxes 7.2 5.0 (1.4) Net income (loss) 6.5 4.5 (1.0) Sales Listed below are the sales by product category within each operating segment for the years ended December 31, 2022, 2021 and 2020 (in thousands, other than percentage changes): % Change 2022 % Change 2021 % Change 2020 Cardiovascular Peripheral Intervention 8.6 % $ 439,810 18.6 % $ 405,116 (2.7) % $ 341,568 Cardiac Intervention 7.0 % 343,186 14.6 % 320,641 (8.2) % 279,671 Custom Procedural Solutions (1.9) % 190,194 (4.6) % 193,942 8.5 % 203,196 OEM 17.4 % 145,034 12.5 % 123,528 (6.9) % 109,767 Total 7.2 % 1,118,224 11.7 % 1,043,227 (2.8) % 934,202 Endoscopy Endoscopy Devices 3.9 % 32,757 6.2 % 31,524 (12.4) % 29,673 Total 7.1 % $ 1,150,981 11.5 % $ 1,074,751 (3.1) % $ 963,875 Cardiovascular Sales.
Biggest changeWe intend to use the proceeds from the Notes offering for general corporate purposes, which may include repayment or reduction of existing debt, sales and marketing activities, medical affairs and educational efforts, research and development, clinical studies, working capital, capital expenditures and investments in and acquisitions of other companies, products or technologies in the future. 38 Table of Contents Results of Operations The following table sets forth certain operational data as a percentage of sales for the years indicated: 2023 2022 2021 Net sales 100 % 100 % 100 % Gross profit 46.4 45.1 45.2 Selling, general and administrative expenses 29.7 29.8 31.2 Research and development expenses 6.6 6.6 6.6 Legal settlement — — 0.9 Impairment charges — 0.2 0.4 Contingent consideration expense 0.1 0.4 0.3 Acquired in-process research and development expense 0.1 0.6 — Income from operations 9.9 7.6 5.7 Other expense — net (0.9) (0.4) (0.7) Income before income taxes 8.9 7.2 5.0 Net income 7.5 6.5 4.5 Sales Listed below are the sales by product category within each operating segment for the years ended December 31, 2023, 2022 and 2021 (in thousands, other than percentage changes): % Change 2023 % Change 2022 % Change 2021 Cardiovascular Peripheral Intervention 14.2 % $ 502,220 8.6 % $ 439,810 18.6 % $ 405,116 Cardiac Intervention 4.4 % 358,451 7.0 % 343,186 14.6 % 320,641 Custom Procedural Solutions 2.7 % 195,333 (1.9) % 190,194 (4.6) % 193,942 OEM 13.5 % 164,556 17.4 % 145,034 12.5 % 123,528 Total 9.2 % 1,220,560 7.2 % 1,118,224 11.7 % 1,043,227 Endoscopy Endoscopy Devices 12.4 % 36,806 3.9 % 32,757 6.2 % 31,524 Total 9.2 % $ 1,257,366 7.1 % $ 1,150,981 11.5 % $ 1,074,751 Cardiovascular Sales.
International Sales . International sales for the year ended December 31, 2022 were $500.4 million, or 43.5% of net sales, up 7.4% when compared to 2021.
International sales for the year ended December 31, 2022 were $500.4 million, or 43.5% of net sales, up 7.4% when compared to 2021.
For the year ended December 31, 2022, we recorded impairment charges of $2.2 million. These impairments included $1.7 million of intangible assets for our divestiture of STD Pharmaceutical Products Limited (“STD Pharmaceutical”) business acquired in our August 2019 acquisition of Fibrovein Holdings and $0.5 million impairment of our equity investment in XableCath, Inc. as this business ceased operations.
For the year ended December 31, 2022, we recorded impairment charges of $2.2 million. These impairments included $1.7 million of intangible assets for our divestiture of the STD Pharmaceutical Products Limited (“STD Pharmaceutical”) business acquired in our August 2019 acquisition of Fibrovein Holdings and $0.5 million impairment of our equity investment in XableCath, Inc. as this business ceased operations.
Endoscopy Operating Income. Our endoscopy operating income for the year ended December 31, 2022 was $6.6 million, compared to operating income of $7.5 million for the year ended December 31, 2021.
Our endoscopy operating income for the year ended December 31, 2022 was $6.6 million, compared to operating income of $7.5 million for the year ended December 31, 2021.
(“Fluidx”) of $1.4 million. Cash outflows invested in acquisitions for the year ended December 31, 2021 were $7.2 million and were primarily related to $4.1 for the settlement of deferred payments and the working capital adjustment associated with our acquisition of KA Medical, LLC (“KA Medical”) completed in November 2020 and $2.7 million for an equity investment in FluidX .
Cash outflows invested in acquisitions for the year ended December 31, 2021 were $7.2 million and were primarily related to $4.1 million for the settlement of deferred payments and the working capital adjustment associated with our acquisition of KA Medical, LLC (“KA Medical”) completed in November 2020 and $2.7 million for an equity investment in Fluidx .
The expense (benefit) in each fiscal year relates to changes in the probability and timing of achieving certain revenue and operational milestones, as well as expense for the passage of time. Acquired In-process Research and Development .
The expense in each fiscal year relates to changes in the probability and timing of achieving certain revenue and operational milestones, as well as expense for the passage of time. Acquired In-process Research and Development .
We re-measure the estimated liability each quarter and record changes in the estimated fair value through operating expense in our consolidated statements of income (loss).
We re-measure the estimated liability each quarter and record changes in the estimated fair value through operating expense in our consolidated statements of income.
Based on this historical trend, we believe that our inventory balances as of December 31, 2022 have been accurately adjusted for any unmarketable and/or slow moving products that may expire prior to being sold. Valuation of Goodwill and Intangible Assets.
Based on this historical trend, we believe that our inventory balances as of December 31, 2023 have been accurately adjusted for any unmarketable and/or slow moving products that may expire prior to being sold. Valuation of Goodwill and Intangible Assets.
Our revenue results for the year ended December 31, 2022 were driven primarily by stronger-than-anticipated demand in the U.S. and more favorable than anticipated international sales trends, particularly in the EMEA and “Rest of World” (“ROW”) regions.
Our revenue results for the year ended December 31, 2023 were driven primarily by stronger-than-anticipated demand in the U.S. and more favorable than anticipated international sales trends, particularly in the EMEA and “Rest of World” (“ROW”) regions.
This improvement in net income was partially offset by an increase in the non-cash adjustment for deferred income taxes within the statement of cash flows of $(14.9) million and $(4.6) million for the years ended December 31, 2022 and 2021, respectively. 45 Table of Contents ● Cash (used for) accounts receivable was $(15.1) million and $(8.6) million for the years ended December 31, 2022 and 2021, respectively, due primarily to increases in sales volume, ● Cash provided by (used for) other receivables was $4.2 million and $(10.4) million for the years ended December 31, 2022 and 2021, respectively, due primarily to the collection of approximately $8.2 million of insurance proceeds in connection with the consolidated securities class action lawsuit we settled in April 2022, ● Cash (used for) inventories was $(47.9) million and $(25.2) million for the years ended December 31, 2022 and 2021, respectively, due primarily to efforts to normalize inventory levels as well as build bridge inventory for production line transfers and increases in safety stock due to vendor supply delays, and ● Cash provided by (used for) accrued expenses was $(16.4) million and $36.5 million for the years ended December 31, 2022 and 2021, respectively, primarily related to payment of a legal settlement accrual of $18.25 million in 2022 associated with the agreement in principle to settle the Class Action Litigation and increased labor-related cost accruals associated with higher commissions and bonus expense in the prior-year period, among other items. Net cash provided by operating activities decreased $18.0 million for the year ended December 31, 2021 compared to the year ended December 31, 2020.
This improvement in net income was partially offset by an increase in the non-cash adjustment for deferred income taxes within the statement of cash flows of $(14.9) million and $(4.6) million for the years ended December 31, 2022 and 2021, respectively. ● Cash (used for) accounts receivable was $(15.1) million and $(8.6) million for the years ended December 31, 2022 and 2021, respectively, due primarily to increases in sales volume, ● Cash provided by (used for) other receivables was $4.2 million and $(10.4) million for the years ended December 31, 2022 and 2021, respectively, due primarily to the collection of approximately $8.2 million of insurance proceeds in connection with the consolidated securities class action lawsuit we settled in April 2022, 44 Table of Contents ● Cash used for inventories was $(47.9) million and $(25.2) million for the years ended December 31, 2022 and 2021, respectively, due primarily to efforts to normalize inventory levels as well as build bridge inventory for production line transfers and increases in safety stock due to vendor supply delays, and ● Cash provided by (used for) accrued expenses was $(16.4) million and $36.5 million for the years ended December 31, 2022 and 2021, respectively, primarily related to payment of a legal settlement accrual of $18.25 million in 2022 associated with the agreement in principle to settle the Class Action Litigation and increased labor-related cost accruals associated with higher commissions and bonus expense in the prior-year period, among other items.
During our annual test of goodwill balances in 2022, which was completed during the third quarter of 2022, we determined that the fair value of each reporting unit with goodwill exceeded the carrying amount by a significant amount.
During our annual test of goodwill balances in 2023, which was completed during the third quarter of 2023, we determined that the fair value of each reporting unit with goodwill exceeded the carrying amount by a significant amount.
During the year ended December 31, 2022, we incurred in-process research and development charges of $6.7 million p rimarily associated with our acquisition of Restore Endosystems, LLC (“Restore Endosystems”). We did not incur in-process research and development charges during the year ended December 31, 2021.
We incurred $6.7 million for in-process research and development charges associated with our acquisition of Restore Endosystems, LLC (“Restore Endosystems”) during the year ended December 31, 2022 . We did not incur in-process research and development charges during the year ended December 31, 2021.
Other Income (Expense) Our other expense for the years ended December 31, 2022, 2021 and 2020 was $4.9 million, $7.0 million, and $11.7 million, respectively.
Other Income (Expense) Our other expense for the years ended December 31, 2023, 2022 and 2021 was $11.9 million, $4.9 million, and $7.0 million, respectively.
As of December 31, 2022 and 2021, approximately $2.1 million and $1.9 million respectively, of our cash and cash equivalents represents restricted cash for the payment of certain import and other taxes for our subsidiary in China.
As of December 31, 2023 and 2022, approximately $2.1 million and $2.1 million respectively, of our cash and cash equivalents represents restricted cash for the payment of certain import and other taxes for our subsidiary in China.
The decrease in the effective income tax rate for 2022 compared to 2021 was primarily the result of 44 Table of Contents a benefit from the change in foreign withholding taxes on unremitted foreign earnings due to the restructuring of our foreign entities, more foreign tax credits being utilized, as well as additional benefit from the foreign-derived intangible income (FDII) deduction.
The decrease in the effective income tax rate for 2022 compared to 2021 was primarily the result of a benefit from the change in foreign withholding taxes on unremitted foreign earnings due to the restructuring of our foreign entities, more foreign tax credits being utilized, as well as additional benefit from the FDII deduction.
Based on this review, we provide adjustments for any slow-moving finished good products or raw materials that we believe will expire prior to being sold or used to produce a finished good and any 47 Table of Contents products that are unmarketable.
Based on this review, we provide adjustments for any slow-moving finished good products or raw materials that we believe will expire prior to being sold or used to produce a finished good and any products that are unmarketable.
Our endoscopy sales for the year ended December 31, 2022 were $32.8 million, up 3.9%, when compared to sales for the year ended December 31, 2021 of $31.5 million.
Our endoscopy sales for the year ended December 31, 2022 were $32.8 million, up 3.9%, when compared to sales for the corresponding period in 2021 of $31.5 million.
Cash held by our subsidiary in China is subject to local laws and regulations that require government approval for the transfer of such funds to entities located outside of China. As of December 31, 2022 and 2021, we had cash and cash equivalents, including restricted cash, of $26.1 million and $28.5 million, respectively, held by our subsidiary in China.
Cash held by our subsidiary in China is subject to local laws and regulations that require government approval for the transfer of such funds to entities located outside of China. As of December 31, 2023 and 2022, we had cash and cash equivalents, including restricted cash, of $17.6 million and $26.1 million, respectively, held by our subsidiary in China.
In connection with a business combination, any contingent consideration is recorded at fair value on the acquisition date based upon the consideration expected to be 48 Table of Contents transferred in the future.
In connection with a business combination, any contingent consideration is recorded at fair value on the acquisition date based upon the consideration expected to be transferred in the future.
Contingent Consideration Expense (Benefit) . For the years ended December 31, 2022, 2021 and 2020, we recorded $4.6 million, $3.2 million and $(8.0) million, respectively, of net contingent consideration expense (benefit) from changes in the estimated fair value of our contingent consideration obligations stemming from our previously disclosed business acquisitions.
Contingent Consideration Expense . For the years ended December 31, 2023, 2022 and 2021, we recorded $1.7 million, $4.6 million and $3.2 million, respectively, of net contingent consideration expense from changes in the estimated fair value of our contingent consideration obligations stemming from our previously disclosed business acquisitions.
During the years ended December 31, 2022, 2021 and 2020, we recorded obsolescence expense of approximately $9.8 million, $10.9 million, and $14.1 million, respectively, and wrote off approximately $10.2 million, $11.6 million, and $8.9 million, respectively.
During the years ended December 31, 2023, 2022 and 2021, we recorded obsolescence expense of approximately $11.5 million, $9.8 million, and $10.9 million, respectively, and wrote off approximately $11.9 million, $10.2 million, and $11.6 million, respectively.
Our cardiovascular operating income for the year ended December 31, 2022 was $80.9 million, compared to cardiovascular operating income of $53.4 million for the year ended December 31, 2021.
Our cardiovascular operating income for the year ended December 31, 2023 was $114.4 million, compared to cardiovascular operating income of $80.9 million for the year ended December 31, 2022.
Operating Expenses Selling, General and Administrative Expenses . Our selling, general and administrative (“SG&A”) expenses increased $6.8 million, or 2.0%, for the year ended December 31, 2022 compared to 2021 and increased $38.0 million, or 12.8%, for the year ended December 31, 2021 compared to 2020.
Operating Expenses Selling, General and Administrative Expenses . Our selling, general and administrative (“SG&A”) expenses increased $31.2 million, or 9.1%, for the year ended December 31, 2023 compared to 2022 and increased $6.8 million, or 2.0%, for the year ended December 31, 2022 compared to 2021.
SG&A expenses as a percentage of sales were 29.8%, 31.2% and 30.9% for the years ended December 31, 2022, 2021 and 2020, respectively.
SG&A expenses as a percentage of sales were 29.7%, 29.8% and 31.2% for the years ended December 31, 2023, 2022 and 2021, respectively.
Cash Flows At December 31, 2022 and 2021, we had cash, cash equivalents and restricted cash of $60.6 million and $67.8 million respectively, of which $49.6 million and $55.7 million, respectively, were held by foreign subsidiaries. We do not consider our foreign earnings to be permanently reinvested.
Cash Flows At December 31, 2023 and 2022, we had cash, cash equivalents and restricted cash of $589.1 million and $60.6 million respectively, of which $48.7 million and $49.6 million, respectively, were held by foreign subsidiaries. We do not consider our foreign earnings to be permanently reinvested.
Our research and development (“R&D”) expenses as a percentage of sales were 6.6%, 6.6% and 6.0% for the years ended December 31 2022, 2021, and 2020, respectively. R&D expenses increased by $4.3 million or 6.0% to $75.5 million for the year ended December 31, 2022, compared to $71.2 million in 2021.
Research and Development Expenses . Our research and development (“R&D”) expenses as a percentage of sales were 6.6%, 6.6% and 6.6% for the years ended December 31 2023, 2022, and 2021, respectively. R&D expenses increased by $7.2 million or 9.6% to $82.7 million for the year ended December 31, 2023, compared to $75.5 million in 2022.
Cash flows provided by operating activities. We generated cash from operating activities of $114.3 million, $147.2 million and $165.3 million during the years ended December 31, 2022, 2021 and 2020, respectively. Net cash provided by operating activities decreased $32.9 million for the year ended December 31, 2022 compared to the year ended December 31, 2021.
Cash flows provided by operating activities. We generated cash from operating activities of $145.2 million, $114.3 million and $147.2 million during the years ended December 31, 2023, 2022 and 2021, respectively. Net cash provided by operating activities increased $30.9 million for the year ended December 31, 2023 compared to the year ended December 31, 2022.
Foreign currency exchange rate fluctuations, calculated by using the applicable average foreign exchange rates for the prior year decreased sales (2.2)% for the year ended December 31, 2022 compared to 2021 and increased sales 1.1% for the year ended December 31, 2021 compared to 2020.
Dollar. Foreign currency exchange rate fluctuations, calculated by using the applicable average foreign exchange rates for the prior year decreased sales (0.5)% for the year ended December 31, 2023 compared to 2022 and decreased sales (2.2)% for the year ended December 31, 2022 compared to 2021.
Gross Profit Our gross profit as a percentage of sales was 45.1%, 45.2%, and 41.6% for the years ended December 31, 2022, 2021 and 2020, respectively.
Gross Profit Our gross profit as a percentage of sales was 46.4%, 45.1%, and 45.2% for the years ended December 31, 2023, 2022 and 2021, respectively.
We currently believe that our existing cash balances, anticipated future cash flows from operations and borrowings under the Third Amended Credit Agreement will be adequate to fund our current and currently planned future operations for the next twelve months and the foreseeable future.
We currently believe that our existing cash balances, anticipated future cash flows from operations and borrowings under our long-term debt agreements will be adequate to fund our current and currently planned future operations for the next twelve months and the foreseeable future.
This increase was driven primarily by sales of our intervention, cardiac rhythm management/electrophysiology (“CRM/EP”), and angiography products, partially offset by a decrease in sales of our fluid management products. (c) OEM products, which increased by $21.5 million, or 17.4% from the corresponding period of 2021.
(b) Cardiac intervention products, which increased by $22.5 million, or 7.0%, from the corresponding period of 2021. This increase was driven primarily by sales of our intervention, CRM/EP, and angiography products, partially offset by a decrease in sales of our fluid management products. (c) OEM products, which increased by $21.5 million, or 17.4% from the corresponding period of 2021.
We used cash in investing activities of $57.4 million, $37.2 million, and $58.7 million for the years ended December 31, 2022, 2021 and 2020, respectively. We invested in capital expenditures for property and equipment of $45.0 million, $27.9 million, and $46.0 million for the years ended December 31, 2022, 2021 and 2020, respectively.
Cash flows used in investing activities. We used cash in investing activities of $175.3 million, $57.4 million, and $37.2 million for the years ended December 31, 2023, 2022 and 2021, respectively. We invested in capital expenditures for property and equipment of $34.3 million, $45.0 million, and $27.9 million for the years ended December 31, 2023, 2022 and 2021, respectively.
Capital expenditures in each period were primarily related to investment in property and equipment to support development and production of our products. Historically, we have incurred significant expenses in connection with facility construction, production automation, product development and the introduction of new products.
Capital expenditures in each period were primarily related to investment in property and equipment to support development and production of our products. Historically, we have incurred significant expenses in connection with facility construction, production automation, product development and the introduction of new products. We anticipate that we will spend approximately $50 to $60 million in 2024 for property and equipment.
Sales for the year ended December 31, 2021 were favorably affected by increased sales of: (a) Peripheral intervention products, which increased by $63.5 million, or 18.6%, from the corresponding period of 2020. This increase was driven primarily by sales of our radar localization, embolotherapy, drainage, biopsy, angiography, access and intervention products .
Sales for the year ended December 31, 2022 were favorably affected by increased sales of: (a) Peripheral intervention products, which increased by $34.7 million, or 8.6%, from the corresponding period of 2021. This increase was driven primarily by sales of our access , embolotherapy, and radar localization products .
During the years ended December 31, 2022, 2021 and 2020 we recorded total impairment charges associated with intangible assets in our cardiovascular segment of $1.7 million, $1.6 million, and $28.7 million, respectively. These expenses are reflected within impairment charges in our consolidated statements of income (loss).
During the years ended December 31, 2022 and 2021, we recorded total impairment charges associated with intangible assets in our cardiovascular segment of $1.7 million and $1.6 million, respectively. We did not have any impairments for the year ended December 31, 2023. These expenses are reflected within impairment charges in our consolidated statements of income.
Significant changes in operating assets and liabilities affecting cash flows during these years included: ● Net income was $74.5 million and $48.5 million for the years ended December 31, 2022 and 2021, respectively.
Net cash provided by operating activities decreased $32.9 million for the year ended December 31, 2022 compared to the year ended December 31, 2021. Significant changes in operating assets and liabilities affecting cash flows during these years included: ● Net income was $74.5 million and $48.5 million for the years ended December 31, 2022 and 2021, respectively.
Significant increases or decreases in our estimates could result in changes to the estimated fair value of our contingent consideration liability, as well as the result of changes in the timing and amount of revenue estimates and changes in the discount rate or periods.
Significant increases or decreases in our estimates could result in changes to the estimated fair value of our contingent consideration liability, as well as the result of changes in the timing and amount of revenue estimates and changes in the discount rate or periods. Our revenue milestones for the acquisition of Brightwater Medical, Inc. includes payment thresholds.
Effective Tax Rate Our provision for income taxes for the years ended December 31, 2022, 2021 and 2020 was a tax expense (benefit) of $8.1 million, $5.5 million and $(3.4) million, respectively, which resulted in an effective income tax rate of 9.8%, 10.1%, and 25.6%, respectively.
Effective Tax Rate Our provision for income taxes for the years ended December 31, 2023, 2022 and 2021 was a tax expense of $17.7 million, $8.1 million and $5.5 million, respectively, which resulted in an effective income tax rate of 15.8%, 9.8%, and 10.1%, respectively.
See Note 8 and Note 9 to our consolidated financial statements set forth in Item 8 of this report for additional details regarding the Third Amended Credit Agreement, our long-term debt and our interest rate swaps.
See Note 8 and Note 9 to our consolidated financial statements set forth in Item 8 of this report for additional details regarding the Fourth Amended Credit Agreement, Convertible Notes, and our interest rate swap.
Our cardiovascular sales for the year ended December 31, 2022 were $1.118 billion, up 7.2%, when compared to the year ended December 31, 2021 of $1.043 billion. Sales for the year ended December 31, 2022 were favorably affected by increased sales of: (a) Peripheral intervention products, which increased by $34.7 million, or 8.6%, from the corresponding period of 2021.
Our cardiovascular sales for the year ended December 31, 2023 were $1.221 billion, up 9.2%, when compared to the year ended December 31, 2022 of $1.118 billion. Sales for the year ended December 31, 2023 were favorably affected by increased sales of: (a) Peripheral intervention products, which increased by $62.4 million, or 14.2%, from the corresponding period of 2022.
Gross profit as a percentage of sales was 45.1% for the year ended December 31, 2022 as compared to 45.2% for the year ended December 31, 2021. Net income for the year ended December 31, 2022 was $74.5 million, or $1.29 per share, as compared to $48.5 million, or $0.84 per share, for the year ended December 31, 2021.
Gross profit as a percentage of sales was 46.4% for the year ended December 31, 2023 as compared to 45.1% for the year ended December 31, 2022. Net income for the year ended December 31, 2023 was $94.4 million, or $1.62 per share, as compared to $74.5 million, or $1.29 per share, for the year ended December 31, 2022.
The foregoing increase in sales for the year ended December 31, 2022 was partially offset by decreased sales of: 40 Table of Contents (d) Custom procedural solutions products, which decreased by $(3.7) million, or (1.9)% from the corresponding period of 2021.
The foregoing increase in sales for the year ended December 31, 2022 was partially offset by decreased sales of: (d) Custom procedural solutions products, which decreased by $(3.7) million, or (1.9)% from the corresponding period of 2021. This decrease was driven primarily by decreased sales of our critical care products , offset partially by increased sales of trays .
The increase in our domestic sales in 2022 was driven primarily by our U.S. direct, sensors and OEM businesses. U.S. sales for the year ended December 31, 2021 were $608.9 million, or 56.7% of net sales, up 10.7% when compared to 2020. The increase in our domestic sales in 2021 was driven primarily by our U.S. direct and OEM businesses.
The increase in our domestic sales in 2023 was driven primarily by our U.S. direct, OEM and oncology businesses. U.S. sales for the year ended December 31, 2022 were $650.6 million, or 56.5% of net sales, up 6.8% when compared to 2021.
As of December 31, 2022, we had outstanding borrowings of $198.2 million and issued letter of credit guarantees of $3.2 million under the Third Amended Credit Agreement, with additional available borrowings of approximately $523 million, based on the leverage ratio required pursuant to the Third Amended Credit Agreement.
As of December 31, 2023, we had outstanding borrowings of $846.6 million and issued letter of credit guarantees of $2.7 million, with additional available borrowings of approximately $626 million under the Fourth Amended Credit Agreement, based on the leverage ratio required pursuant to the Fourth Amended Credit Agreement.
The increase in our international sales during 2022 was primarily a result of higher sales 41 Table of Contents in APAC, which increased $13.3 million or 5.9%, higher sales in EMEA, which increased $11.4 million or 5.5%, and higher rest of world sales which increased $9.9 million or 30.8%, compared to the corresponding period of 2021.
The increase in our international sales during 2022 was primarily a result of higher sales in APAC, which increased $13.3 million or 5.9%, higher sales in EMEA, which increased $11.4 million or 5.5%, and higher rest of world sales which increased $9.9 million or 30.8%, compared to the corresponding period of 2021. 40 Table of Contents Our international sales are subject to foreign currency exchange rate fluctuations between the natural currency of a foreign country and the U.S.
Listed below are sales by geography for the years ended December 31, 2022, 2021, and 2020 (in thousands, other than percentage changes): % Change 2022 % Change 2021 % Change 2020 United States 6.8 % 650,559 10.7 % 608,878 (4.5) % 550,061 International 7.4 % 500,422 12.6 % 465,873 (1.3) % 413,814 Total 7.1 % $ 1,150,981 11.5 % $ 1,074,751 (3.1) % $ 963,875 United States Sales: U.S. sales for the year ended December 31, 2022 were $650.6 million, or 56.5% of net sales, up 6.8% when compared to 2021.
Geographic Sales Listed below are sales by geography for the years ended December 31, 2023, 2022, and 2021 (in thousands, other than percentage changes): % Change 2023 % Change 2022 % Change 2021 United States 11.7 % 726,989 6.8 % 650,559 10.7 % 608,878 International 6.0 % 530,377 7.4 % 500,422 12.6 % 465,873 Total 9.2 % $ 1,257,366 7.1 % $ 1,150,981 11.5 % $ 1,074,751 United States Sales: U.S. sales for the year ended December 31, 2023 were $727.0 million, or 57.8% of net sales, up 11.7% when compared to 2022.
Cash used in financing activities for the years ended December 31, 2022, 2021 and 2020 was $60.3 million, $98.4 million, and $95.7 million, respectively.
Cash flows provided by (used in) financing activities. Cash provided by (used in) financing activities for the years ended December 31, 2023, 2022 and 2021 was $559.3 million, $(60.3) million, and $(98.4) million, respectively.
Net Income (Loss) Our net income (loss) for the years ended December 31, 2022, 2021 and 2020 was $74.5 million, $48.5 million, and $(9.8) million, respectively.
Net Income Our net income for the years ended December 31, 2023, 2022 and 2021 was $94.4 million, $74.5 million, and $48.5 million, respectively.
The increase in our international sales during 2021 was primarily a result of higher sales in APAC, which increased 12.8% or $25.9 million, higher sales in EMEA, which increased 11.8% or $21.7 million, and higher rest of world sales which increased 16.2% or $4.5 million, compared to the corresponding period of 2020.
The increase in our international sales during 2023 was primarily a result of higher sales in EMEA, which increased $18.0 million or 8.3%, higher rest of world sales which increased $7.0 million or 16.6%, and higher sales in APAC, which increased $4.9 million or 2.1%, compared to the corresponding period of 2022.
We anticipate that we will spend approximately $55 to $60 million in 2023 for property and equipment. 46 Table of Contents Cash outflows invested in acquisitions for the year ended December 31, 2022 were $8.3 million and were primarily related to our $3.0 million upfront payment in our purchase of Restore Endosystems, our $2.5 million payment in our purchase of BioTrace Medical, Inc., and our additional equity investment in FluidX Medical Technology, Inc.
Cash outflows invested in acquisitions for the year ended December 31, 2022 were $8.3 million and were primarily related to our $3.0 million upfront payment in our purchase of Restore Endosystems, our $2.5 million payment in our purchase of BioTrace Medical, Inc., and our additional equity investment in FluidX Medical Technology, Inc. (“Fluidx”) of $1.4 million.
This increase was driven primarily by sales of our access, embolotherapy, and radar localization products. (b) Cardiac intervention products, which increased by $22.5 million, or 7.0%, from the corresponding period of 2021.
This increase was driven primarily by sales of our access, drainage, radar localization, and biopsy products. (b) Cardiac intervention products, which increased by $15.3 million, or 4.4%, from the corresponding period of 2022.
Overview We design, develop, manufacture and market medical products for interventional and diagnostic procedures. For financial reporting purposes, we report our operations in two operating segments: cardiovascular and endoscopy.
Overview We design, develop, manufacture, market and sell medical products for interventional and diagnostic procedures. For financial reporting purposes, we report our operations in two operating segments: cardiovascular and endoscopy. Our cardiovascular segment consists of four product categories: peripheral intervention, cardiac intervention, custom procedural solutions, and OEM.
Certain of our business combinations involve the potential for the payment of future contingent consideration, generally based on a percentage of future product sales or upon attaining specified future revenue or other relevant milestones.
Contingent consideration is an obligation by the buyer to transfer additional assets or equity interests to the former owner upon reaching certain performance targets. Certain of our business combinations involve the potential for the payment of future contingent consideration, generally based on a percentage of future product sales or upon attaining specified future revenue or other relevant milestones.
Significant changes in operating assets and liabilities affecting cash flows during these years included: ● Net income (loss) was $48.5 million and $(9.8) million for the years ended December 31, 2021 and 2020, respectively.
Significant changes in operating assets and liabilities affecting cash flows during these years included: ● Net income was $94.4 million and $74.5 million for the years ended December 31, 2023 and 2022, respectively. ● Cash used for inventories was $(32.1) million and $(47.9) million for the years ended December 31, 2023 and 2022, respectively.
Our endoscopy operating income for the year ended December 31, 2021 was $7.5 million, compared to operating income of $5.5 million for the year ended December 31, 2020. This increase in endoscopy operating income relative to 2020 was primarily due to higher sales and increased gross margin percentage, partially offset by increased labor-related costs.
Endoscopy Operating Income. Our endoscopy operating income for the year ended December 31, 2023 was $9.5 million, compared to operating income of $6.6 million for the year ended December 31, 2022. This increase in endoscopy operating income relative to 2022 was primarily due to higher sales and gross profit, partially offset by higher SG&A expenses.
Our cardiovascular segment consists of cardiology and radiology devices, which assist in diagnosing and treating coronary arterial disease, peripheral vascular disease and other non-vascular diseases and includes embolotherapeutic, cardiac rhythm management, electrophysiology, critical care, breast cancer localization and guidance, biopsy, interventional oncology and spine devices.
Within these product categories, we sell a variety of products, including cardiology and radiology devices (which assist in diagnosing and treating coronary arterial disease, peripheral vascular disease and other nonvascular diseases), as well as embolotherapeutic, cardiac rhythm management, electrophysiology, critical care, breast cancer localization and guidance, biopsy, and interventional oncology and spine devices.
Critical Accounting Policies and Estimates Our significant accounting policies are summarized in Note 1 to our consolidated financial statements set forth in Item 8 of this report. While these significant accounting policies affect the reporting of our financial condition and results of operations, the SEC has requested that all registrants address their most critical accounting policies.
While these significant accounting policies affect the reporting of our financial condition and results of operations, the SEC has requested that all registrants address their most critical accounting policies.
These and other similar contract features of our contingent consideration liabilities create sensitivity regarding the occurrence, timing, and amount of future payments. For the years ended December 31, 2022, 2021 and 2020, we recognized contingent consideration expense (benefit) of $4.6 million, $3.2 million and $(8.0) million, respectively, from changes in the estimated fair value of our contingent consideration obligations stemming from our previously disclosed business acquisitions.
For the years ended December 31, 2023, 2022 and 2021, we recognized contingent consideration expense of $1.7 million, $4.6 million and $3.2 million, respectively, from changes in the estimated fair value of our contingent consideration obligations stemming from our previously disclosed business acquisitions.
The increase in net income for 2022, when compared to 2021, was primarily related to higher sales, decreased legal settlement costs primarily due to the $10.0 million settlement in 2021 in connection with an agreement in principle to settle a securities class action lawsuit, and decreased impairment charges ($2.2 million in 2022 compared to $4.3 million in 2021); partially offset by higher SG&A expenses due to higher labor-related and travel costs , as well as increased contingent consideration expense of $4.6 million in 2022 compared to $3.2 million in 2021.
The increase in net income for 2022, when compared to 2021, was primarily related to higher sales, decreased legal settlement costs primarily due to the $10.0 million settlement in 2021 in connection with an agreement in principle to settle a securities class action lawsuit, and decreased impairment charges ($2.2 million in 2022 compared to $4.3 million in 2021); partially offset by higher SG&A expenses due to higher labor-related and travel costs , as well as increased contingent consideration expense of $4.6 million in 2022 compared to $3.2 million in 2021 . 43 Table of Contents Liquidity and Capital Resources Capital Commitments and Contractual Obligations Our most significant contractual obligations as of December 31, 2023 included total long-term debt obligations of $846.6 million, of which $0.0 million is recorded in current liabilities, interest payments on this debt, contingent consideration liabilities of $3.4 million, of which $0.4 million is recorded in current liabilities, and operating lease liabilities of $68.3 million, of which $12.1 million is recorded in current liabilities.
(c) OEM products, which increased by $13.8 million, or 12.5% from the corresponding period of 2020. This increase was driven primarily by sales of our CRM/EP, angiography products and kits.
This increase was driven primarily by increased sales of our kits and critical care products , offset partially by decreased sales of trays. (d) OEM products, which increased by $19.5 million, or 13.5% from the corresponding period of 2022.
Changes in the fair value of our contingent consideration liabilities were primarily attributable to changes in anticipated sales growth in the acquired products and the anticipated timing of milestone payments. See Note 15 to our consolidated financial statements set forth in Item 8 of this report for additional details regarding our contingent liabilities.
Changes in the fair value of our contingent consideration liabilities were primarily attributable to changes in anticipated sales growth in the acquired products and the anticipated timing of milestone payments.
In the event we pursue and complete significant transactions or acquisitions in the future, additional funds will likely be required to meet our strategic needs, which may require us to raise additional funds in the debt or equity markets.
In the event we pursue and complete significant transactions or acquisitions in the future, additional funds may be required to meet our strategic needs, which may require us to raise additional funds in the debt or equity markets. 45 Table of Contents Critical Accounting Policies and Estimates Our significant accounting policies are summarized in Note 1 to our consolidated financial statements set forth in Item 8 of this report.
The decrease in the effective income tax rate for 2021 compared to 2020 was primarily the result of a change in the jurisdictional mix of earnings, additional benefit from stock-based compensation awards, as well as more foreign tax credits being utilized.
The increase in the effective income tax rate for 2023 compared to 2022 was primarily the result of decreased benefit from items such as stock-based compensation, the foreign-derived intangible income (FDII) deduction, as well as the foreign tax credits being utilized.
This analysis requires similar significant judgments as those discussed above regarding goodwill. In-process technology intangible assets, which are not subject to amortization until projects reach commercialization, are assessed for impairment at least annually and more frequently if events occur that would indicate a potential reduction in the fair value of the assets below their carrying value.
In-process technology intangible assets, which are not subject to amortization until projects reach commercialization, are assessed for impairment at least annually and more frequently if events occur that would indicate a potential reduction in the fair value of the assets below their carrying value. 46 Table of Contents During the years ended December 31, 2022 and 2021, we identified indicators of impairment associated with certain acquired intangible assets within the asset groups based on our qualitative assessment.
This decrease was driven primarily by decreased sales of our critical care products , offset partially by increased sales of trays. Our cardiovascular sales for the year ended December 31, 2021 were $1.043 billion, up 11.7%, when compared to the year ended December 31, 2020 of $934.2 million.
This increase was driven primarily by sales of our CRM/EP, angiography, intervention and coating products as well as our kits, partially offset by a decrease in sales of our fluid management products. 39 Table of Contents Our cardiovascular sales for the year ended December 31, 2022 were $1.118 billion, up 7.2%, when compared to the year ended December 31, 2021 of $1.043 billion.
We incurred $0.3 million for in-process research and development associated with various asset acquisitions during the year ended December 31, 2020. 43 Table of Contents Operating Income (Loss) Our operating profit by operating segment for the years ended December 31, 2022, 2021 and 2020 was as follows (in thousands): Operating Income (Loss) 2022 2021 2020 Cardiovascular $ 80,946 $ 53,415 $ (7,042) Endoscopy 6,617 7,501 5,480 Total operating income (loss) $ 87,563 $ 60,916 $ (1,562) Cardiovascular Operating Income (Loss).
Operating Income Our operating profit by operating segment for the years ended December 31, 2023, 2022 and 2021 was as follows (in thousands): Operating Income 2023 2022 2021 Cardiovascular $ 114,440 $ 80,946 $ 53,415 Endoscopy 9,504 6,617 7,501 Total operating income $ 123,944 $ 87,563 $ 60,916 Cardiovascular Operating Income.
Our endoscopy sales for the year ended December 31, 2021 were $31.5 million, up 6.2%, when compared to sales for the corresponding period in 2020 of $29.7 million. Sales for the year ended December 31, 2021 were favorably affected by increased sales of our Elation Balloon Dilator and our EndoMAXX fully covered esophageal stent .
Sales for the year ended December 31, 2023 were favorably affected by increased sales of our EndoMAXX fully covered esophageal stent, Elation Balloon Dilator, and AERO Mini tracheobronchial stent, partially offset by a decrease in sales of our probes.
The primary factors driving impairment of certain intangible assets were planned closure and restructuring activities and uncertainty about future product development and commercialization associated with certain acquired technologies, due in part to the economic impacts of the COVID-19 pandemic.
The primary factors driving impairment of certain intangible assets were planned closure and restructuring activities and uncertainty about future product development and commercialization associated with certain acquired technologies. See Note 5 to our consolidated financial statements set forth in Item 8 of this report for additional details regarding impairments of intangible assets. Contingent Consideration.
The increase in gross profit as a percentage of sales for 2021, as compared to 2020, was primarily due to decreased amortization expense associated with acquisitions ($42.5 million in 2021 compared to $50.7 million in 2020), changes in product mix, improvements in manufacturing variances, and decreased obsolescence expense as a percentage of sales, partially offset by higher shipping and freight costs, among other factors.
The increase in gross profit as a percentage of sales for 2023, as compared to 2022, was primarily due to increased sales combined with changes in standard costs and product mix, lower freight expenses due to focus on increasing ocean freight and lowering air shipments, partially offset by higher royalty costs associated with sales and higher intangible amortization expense as a percentage of sales associated with acquisitions.
International sales for the year ended December 31, 2021 were $465.9 million, or 43.3% of net sales, up 12.6% when compared to 2020.
Endoscopy Sales. Our endoscopy sales for the year ended December 31, 2023 were $36.8 million, up 12.4%, when compared to sales for the year ended December 31, 2022 of $32.8 million.
The increase in R&D expenses for the year ended December 31, 2021 compared to the year ended December 31, 2020 was primarily related to labor-related costs, which increased due to higher bonus expense in the current-year period, in contrast to temporary salary cuts and furloughs in the prior year.
The increase in R&D expenses for the year ended December 31, 2023 compared to the year ended December 31, 2022 was primarily related to labor-related costs consistent with an increase in headcount and an increase in regulatory expense and costs for clinical trials.
Our interest rate as of December 31, 2021 was a fixed rate of 2.71% on $75 million as a result of an interest rate swap and a variable floating rate of 1.10% on $168.1 million. The foregoing fixed rates are exclusive of potential future changes in the applicable margin.
Our interest rate as of December 31, 2023 was a fixed rate of 3.0% on our Convertible Notes, a fixed rate of 3.39% on $75 million as a result of an interest rate swap, and a variable floating rate of 7.21% on $24.1 million.
See Note 5 to our consolidated financial statements set forth in Item 8 of this report for additional details regarding impairments of intangible assets. Contingent Consideration. Contingent consideration is an obligation by the buyer to transfer additional assets or equity interests to the former owner upon reaching certain performance targets.
See Note 15 to our consolidated financial statements set forth in Item 8 of this report for additional details regarding our contingent liabilities. 47 Table of Contents
We also incurred increased outside service and consulting costs due to higher costs from clinical trials and the implementation of the MDR in the European Union. 42 Table of Contents R&D expenses increased by $13.7 million or 23.8% to $71.2 million for the year ended December 31, 2021, compared to $57.5 million for the year ended December 31, 2020.
We also incurred increased outside service and consulting costs due to higher costs from clinical trials and the implementation of the MDR in the E.U. 41 Table of Contents Legal Settlement .
This expense includes $18.25 million of settlement related costs, net of $8.2 million of insurance proceeds . For the year ended December 31, 2020, w e recorded $18.7 million of expense in connection with a settlement agreement with the United States Department of Justice (“ DOJ”) to resolve the DOJ’s investigation of certain marketing and promotional practices. Impairment Charges .
This expense includes $18.25 million of settlement related costs, net of $8.2 million of insurance proceeds . Impairment Charges . For the year ended December 21, 2023, we recorded impairment charges of $270 thousand due to the acquisition and subsequent write-off of our equity investment in Bluegrass Vascular Technologies, Inc. (“Bluegrass”).
For the year ended December 31, 2022, we reported sales of $1.151 billion, up $76.2 million or 7.1%, compared to 2021 sales of $1.075 billion.
Our endoscopy segment consists of gastroenterology and pulmonology devices which assist in the palliative treatment of expanding esophageal, tracheobronchial and biliary strictures caused by malignant tumors. For the year ended December 31, 2023, we reported sales of $1.257 billion, up $106.4 million or 9.2%, compared to 2022 sales of $1.151 billion.
(b) Cardiac intervention products, which increased by $41.0 million, or 14.6%, from the corresponding period of 2020. This increase was driven primarily by sales of our intervention, fluid management (including our Medallion Syringes, which saw increased demand due to COVID-19 vaccination efforts) and angiography products.
This increase was driven primarily by sales of our access, hemostasis, angiography, and cardiac rhythm management/electrophysiology (“CRM/EP”) products, partially offset by a decrease in sales of our intervention products. (c) Custom procedural solutions products, which increased by $5.1 million, or 2.7% from the corresponding period of 2022.
This increase in cardiovascular operating income was primarily related to higher sales and increased gross margin percentage, decreased legal settlement costs ($10 million in 2021, compared to $18.7 million in 2020) and decreased impairment charges within our cardiovascular operating segment ($4.3 million in 2021 compared to $36.5 million in 2020), partially offset by increased labor-related costs, approximately $6 million of contract termination costs to renegotiate certain terms of our share purchase agreement with IntelliMedical, increased corporate transformation costs, including consulting charges, in connection with our Foundations for Growth program and increased contingent consideration ($3.2 million of expense in 2021, compared to a benefit of $(8.0) million in 2020).
This increase in cardiovascular operating income was primarily related to higher sales and gross profit, decreased impairment charges ($270 thousand in 2023 compared to $2.2 million in 2022), decreased acquired in-process research and development charges, and decreased contingent consideration expense ($1.7 million in 2023 compared to $4.6 million in 2022), partially offset by higher SG&A and R&D expenses. 42 Table of Contents Our cardiovascular operating income for the year ended December 31, 2022 was $80.9 million, compared to cardiovascular operating income of $53.4 million for the year ended December 31, 2021.
The decrease in other expense for 2021 compared to 2020 was principally the result of decreased interest expense due to lower average debt balances and a lower average interest rate during 2021 partially offset by a gain of $0.5 million on the sale of the assets associated with our Hypotube™ product line in 2020 .
The increase in other expense for 2023 compared to 2022 was principally the result of an increase in interest expense associated with increased borrowings under our Credit Agreement, issuance of convertible debt and rising interest rates, partially offset by an increase in interest income associated with an increase in cash and cash equivalents.