Biggest changeCMS Status 45 Table of Contents On November 1, 2023, CMS issued a final rule that results in a change in the benefit category associated with products billed under the HCPCS codes for our products from durable medical equipment rental to a brace, which would permit reimbursement of MyoPro sales on a lump sum basis.
Biggest change(the "JV Company"), which is obligated to purchase $10.75 million of MyoPro control system units over the next 10 years, subject to receipt of regulatory approvals necessary to permit sales of the product in the greater China territory. • In July 2021, we announced that we became accredited as a Medicare provider. • In January 2022, we introduced the MyoPro 2+ and began in-house fabrication of the device. • On November 1, 2023, CMS issued a final rule that resulted in a change in the benefit category associated with products billed under the HCPCS codes for our products from durable medical equipment rental to a brace, which would permit reimbursement of MyoPro sales on a lump sum basis.
Equity Offerings On January 19, 2024 we completed a registered direct equity offering, selling 1,354,218 shares of common stock and 224,730 pre-funded warrants at $3.80 per share, or $3,7999 per pre-funded warrant, generating net proceeds after fees and expenses of approximately $5.4 million.
On January 19, 2024 we completed a registered direct equity offering, selling 1,354,218 shares of common stock and 224,730 pre-funded warrants at $3.80 per share, or $3,7999 per pre-funded warrant, generating net proceeds after fees and expenses of approximately $5.4 million.
The MyoPro Motion G model allows users with severely weakened or clenched hands, such as seen in certain stroke survivors, to open and close their hands and perform a large number of ADLs. • On June 9, 2017, we completed our initial public offering, or IPO, and a private offering concurrent with the IPO, generating net proceeds of $6.9 million in the aggregate. 44 Table of Contents • On July 31, 2017, we met the criteria to apply the CE mark for the MyoPro under the EU MDD.
The MyoPro Motion G model allows users with severely weakened or clenched hands, such as seen in certain stroke survivors, to open and close their hands and perform a large number of ADLs. 45 Table of Contents • On June 9, 2017, we completed our initial public offering, or IPO, and a private offering concurrent with the IPO, generating net proceeds of $6.9 million in the aggregate. • On July 31, 2017, we met the criteria to apply the CE mark for the MyoPro under the EU MDD.
The net cash used in operating activities for the year ended December 31, 2023 was primarily used to fund a net loss net approximately $8.1 million, adjusted for non-cash expenses in the aggregate amount of approximately $1.7 million of which approximately $1.1 million is related to non-cash adjustments related to stock-based compensation, and approximately $0.34 million of cash generated from changes in operating assets and liabilities, primarily related to an increase in accounts payable and accrued expenses, offset by increases in inventory and accounts receivable.
The net cash used in operating activities for the year ended December 31, 2023 was primarily used to fund a net loss net approximately $8.1 million, adjusted for non-cash expenses in the aggregate amount of approximately $1.7 million of which approximately $1.1 million is related to non-cash adjustments related to stock-based compensation, and approximately $0.3 million of cash generated from changes in operating assets and liabilities, primarily related to an increase in accounts payable and accrued expenses, offset by increases in inventory and accounts receivable.
General and administrative expenses consist primarily of costs for administrative, reimbursement, and finance personnel, including salaries, benefits, bonuses and stock-based compensation, professional fees associated with legal matters, consulting expenses, costs for pursuing insurance reimbursements for our products and costs required to comply with the regulatory requirements of the SEC and Medicare accreditation, as well as costs associated with accounting systems, insurance premiums and other corporate expenses.
General and administrative General and administrative expenses consist primarily of costs for administrative, reimbursement, and finance personnel, including salaries, benefits, incentive and stock-based compensation, professional fees associated with legal matters, consulting expenses, costs for pursuing insurance reimbursements for our products and costs required to comply with the regulatory requirements of the SEC and Medicare accreditation, as well as costs associated with accounting systems, insurance premiums and other corporate expenses.
In particular: • Adjusted EBITDA does not include interest income, net; • Adjusted EBITDA does not reflect the amounts we paid in taxes or other components of our tax provision; • Adjusted EBITDA does not include depreciation expense from fixed assets, or amortization of leased assets; • Adjusted EBITDA does not include the impact of stock-based compensation; and • Adjusted EBITDA does not include the loss on equity investment in the JV Company.
In particular: • Adjusted EBITDA does not include interest income, net; • Adjusted EBITDA does not reflect the amounts we paid in taxes or other components of our tax provision; • Adjusted EBITDA does not include depreciation expense from fixed assets, or amortization of leasehold improvements; • Adjusted EBITDA does not include the impact of stock-based compensation; and • Adjusted EBITDA does not include the loss on equity investment in the JV Company.
In October 2023, the FASB issued ASU 2023-06, “Disclosure Improvements, Codification Amendments in Response to the SECs Disclosure Update and Simplification Initiative”, that adds 14 of the 27 identified disclosure or presentation requirements to the Codification, each amendment in the ASU will only become effective if the SEC removes the related disclosure or presentation from its existing regulations by June 30, 2027.
Recent Accounting Standards In October 2023, the FASB issued ASU 2023-06, “Disclosure Improvements, Codification Amendments in Response to the SECs Disclosure Update and Simplification Initiative”, that adds 14 of the 27 identified disclosure or presentation requirements to the Codification, each amendment in the ASU will only become effective if the SEC removes the related disclosure or presentatioTn from its existing regulations by June 30, 2027.
Our short-term investments are only in high-quality instruments with maturities of nine months or less. Our primary objective is to preserve our capital for purposes of funding our operations. Item 7A. Quantitative and Qualitat ive Disclosures about Market Risk This item is not applicable to us as a smaller reporting company. Item 8.
Any short-term investments are only in high-quality instruments with maturities of nine months or less. Our primary objective is to preserve our capital for purposes of funding our operations. 52 Table of Contents Item 7A. Quantitative and Qualitat ive Disclosures about Market Risk This item is not applicable to us as a smaller reporting company. Item 8.
Comparison of the year ended December 31, 2023 to the year ended December 31, 2022 The following table sets forth our revenue, gross profit and gross margin for each of the years presented.
Comparison of the year ended December 31, 2024 to the year ended December 31, 2023 The following table sets forth our revenue, gross profit and gross margin for each of the years presented.
The MyoPro product line has been approved by the VA system for impaired veterans, and over 70 VA facilities have ordered devices for their patients.
The MyoPro product line has been approved by the VA system for impaired veterans, and over 130 VA facilities have ordered devices for their patients.
We believe that we have access to capital resources, if necessary, through potential public or private equity offerings, exercises of outstanding warrants, debt financings, or other means. If we are unable to obtain adequate funds on reasonable terms, we may be required to significantly curtail or discontinue operations or obtain funds by entering into financing agreements on unattractive terms.
We believe that we have access to capital resources, if necessary, through potential public or private equity offerings, debt financings, or other means. If we are unable to obtain adequate funds on reasonable terms, we may be required to significantly curtail or discontinue operations or obtain funds by entering into financing agreements on unattractive terms.
Selling, general and administrative Selling expenses consist of costs for our field clinical staff, clinical training organization, and marketing personnel, including salaries, benefits, bonuses, stock-based compensation and sales commissions, costs of digital advertising, marketing and promotional events, corporate communications, product marketing and travel expenses.
Selling, clinical and marketing Selling expenses consist of costs for our field clinical staff, clinical training organization, and marketing personnel, including salaries, benefits, stock-based compensation and sales commissions, costs of digital advertising, marketing and promotional events, corporate communications, product marketing and travel expenses.
We may also explore strategic alternatives for the purpose of maximizing 49 Table of Contents stockholder value. There can be no assurance we will be successful in implementing our plans to sustain our operations and continue to conduct our business.
We may also explore strategic alternatives for the purpose of maximizing stockholder value. There can be no assurance we will be successful in implementing our plans to sustain our operations and continue to conduct our business.
This amendment in the ASU will become effective for public companies as of December, 15 2024 and effective to all other companies one year later. We will adopt these new standards when they become effective, which is not expected to have a material impact on its financial position and results of operations.
This amendment in the ASU will become effective for public companies as of December, 15 2024 and effective to all other companies one year later. We will adopt these standards when they become effective, which did not have a material impact on our financial position and results of operations.
Quantitative and Qualitative Disclosure about Market Risk Our unrestricted cash and cash equivalents, totaling approximately $6.9 million as of December 31, 2023, was deposited in bank accounts. The cash in these accounts is held for working capital purposes and invested by the bank in overnight money market funds that invest in short-term government or government backed securities.
Quantitative and Qualitative Disclosure about Market Risk Our unrestricted cash, restricted cash, and cash equivalents, totaling approximately $24.7 million as of December 31, 2024, was deposited in bank accounts. The cash in these accounts is held for working capital purposes and invested by the bank in overnight money market funds that invest in short-term government or government backed securities.
The rule became effective on January 1, 2024. On February 29, 2024, CMS published final average payment determinations for the HCPCS codes describing our products of approximately $33,500 for L8701, the MyoPro Motion W, and approximately $65,900 for L8702, the MyoPro Motion G, which are effective April 1, 2024.
The rule became effective on January 1, 2024. • On February 29, 2024, CMS published final payment determinations for the HCPCS codes describing our products which are L8701, for the MyoPro Motion W, and L8702, for the MyoPro Motion G, which became effective on April 1, 2024.
Our business is dependent upon reimbursement of our products by insurance companies and government-controlled health care plans such as Medicare and Medicaid in the United States and by Statutory Health Insurance plans in Germany, which could prevent our revenues from growing to the level necessary to achieve cash flow breakeven.
Our business is dependent upon reimbursement of our products by insurance companies and government-controlled health care plans such as Medicare and Medicaid in the United States and by statutory health insurance plans in Germany, which could prevent our revenues from growing to the level necessary to return to ash flow breakeven on a 50 Table of Contents sustaining basis.
R&D costs are expensed as they are incurred. We intend to enhance our existing products in 2024 and expect R&D costs to increase on an annual basis. R&D expenses increased by approximately $0.2 million or 6% in 2023 compared to 2022.
R&D costs are expensed as they are incurred. We intend to accelerate our R&D efforts in 2025 and expect R&D costs to increase on an annual basis. R&D expenses increased by approximately $2.1 million or 81% in 2024 compared to 2023.
Variable compensation for personnel engaged in sales and marketing activities is generally earned and recorded as expense when the product is delivered. We expect sales and marketing expenses to increase in 2024 as we increase our clinical capacity to serve Medicare Part B beneficiaries.
Variable compensation for personnel engaged in sales and marketing activities is generally earned and recorded as expense when the product is delivered. We expect sales and marketing expenses to increase in 2025 as we increase our advertising spending and clinical capacity to grow revenues in our direct billing channel.
Prior to obtaining authorizations from commercial insurance companies, the patient’s medical records are collected and reviewed to make sure the device is appropriate for their condition and a prescription is always obtained from a physician. Once these documents are obtained, a pre-authorization request is submitted to the patient’s insurer.
Prior to obtaining authorizations from commercial insurance companies or delivering to a patient with Medicare Part B, the patient’s medical records are collected and reviewed to make sure the device is appropriate for their condition and a prescription is always obtained from a physician.
We expect that our revenues will continue to grow, primarily as a result of our expected ability to serve Medicare Part B beneficiaries and through expected higher revenue from O&P practices outside of the United States. Product revenue in 2023 increased by approximately $2.9 million, or 20%, compared to 2022.
We expect that our revenues will continue to grow, primarily as a result of investments to grow our direct billing channel and through expected higher revenue from O&P practices both inside and outside of the United States. Product revenue in 2024 increased by approximately $15.1 million, or 86%, compared to 2023.
Net cash used in operating activities for the year ended December 31, 2022 was primarily used to fund a net loss net approximately $10.7 million, adjusted for non-cash expenses in the aggregate amount of approximately $1.9 million of which approximately $1.2 million of non-cash adjustments related to stock-based compensation, and approximately $1.4 million of cash used from changes in operating assets and liabilities, primarily related to a decrease in accounts payable and accrued expenses and an increase in inventory.
The net cash used in operating activities for the year ended December 31, 2024 was primarily used to fund a net loss net approximately $6.2 million, adjusted for non-cash expenses in the aggregate amount of approximately $1.6 million of which approximately $0.9 million is related to non-cash adjustments related to stock-based compensation, and approximately $1.3 million of cash generated from changes in operating assets and liabilities, primarily related to an increase in accounts payable and accrued expenses and receipt of a tenant improvement allowance for our new headquarters facility in Burlington, MA., partially offset by increases in inventory and accounts receivable.
GAAP. 48 Table of Contents The following table provides a reconciliation of net loss to Adjusted EBITDA for each of the years indicated: 2023 2022 GAAP net loss $ (8,147,565 ) $ (10,721,022 ) Adjustments to reconcile to Adjusted EBITDA: Interest income, net (410,274 ) (88,731 ) Loss on equity investment 169,503 66,511 Income taxes 156,002 69,937 Depreciation and amortization expense 164,306 192,799 Stock-based compensation 1,115,602 1,190,494 Adjusted EBITDA $ (6,952,426 ) $ (9,290,012 ) Liquidity and Capital Resources Liquidity We measure our liquidity in a number of ways, including the following: December 31, 2023 2022 Cash and cash equivalents $ 6,871,306 $ 5,345,967 Short-term investments $ 1,994,662 - Working capital 8,173,925 5,613,521 We had working capital and stockholders’ equity of approximately $8.2 million and $9.0 million respectively, as of December 31, 2023.
GAAP. 49 Table of Contents The following table provides a reconciliation of net loss to Adjusted EBITDA for each of the years indicated: 2024 2023 GAAP net loss $ (6,183,729 ) $ (8,147,565 ) Adjustments to reconcile to Adjusted EBITDA: Interest income, net (388,586 ) (410,274 ) Loss on equity investment — 169,503 Income taxes 365,617 156,002 Depreciation and amortization expense 205,910 164,306 Stock-based compensation 874,438 1,115,602 Adjusted EBITDA $ (5,126,350 ) $ (6,952,426 ) Liquidity and Capital Resources Liquidity We measure our liquidity in a number of ways, including the following: December 31, 2024 2023 Cash and cash equivalents $ 24,372,373 $ 6,871,306 Short-term investments $ 492,990 $ 1,994,662 Working capital 22,618,158 8,173,925 We had working capital and stockholders’ equity of approximately $22.6 million and $24.7 million respectively, as of December 31, 2024.
We used $6.2 million in cash for operating activities during the year ended December 31, 2023. We have historically funded our operations through financing activities, including raising equity and debt capital.
We used $3.3 million in cash for operating activities during the year ended December 31, 2024. In the fourth quarter of 2024, the Company generated positive cash flow from operations of $3.4 million, as well as positive free cash flow of $2.5 million. We have historically funded our operations through financing activities, including raising equity and debt capital.
In December 2023, the FASB issued ASU 2023-09, “Accounting standards update, Income Taxes (Topic 740: Improvements to Income Tax Disclosures”. ASU 2023-09 focuses on income tax disclosures around effective tax rates and cash income taxes paid.
We have adopted these new standards, which did not have a material impact on our financial position and results of operations. In December 2023, the FASB issued ASU 2023-09, “Accounting standards update, Income Taxes (Topic 740: Improvements to Income Tax Disclosures”. ASU 2023-09 focuses on income tax disclosures around effective tax rates and cash income taxes paid.
We expect that general and administrative expenses will increase in 2024 as a result of increasing our reimbursement capacity in order to serve Medicare Part B beneficiaries. Selling, general and administrative expenses increased by approximately $0.3 million or 2% in 2023 compared to 2022.
We expect that general and administrative expenses will increase in 2025 as a result of increasing our reimbursement capacity in order to grow revenue in the direct billing channel. General and administrative expenses increased by approximately $2.6 million or 27% in 2024 compared to 2023.
Cash Flows Year Ended December 31, 2023 2022 Net cash used in operating activities $ (6,172,764 ) $ (10,233,542 ) Net cash used in investing activities (2,029,565 ) (310,793 ) Net cash provided by financing activities 9,713,457 376,858 Effect of foreign exchange rate changes on cash 14,211 (10,934 ) Net increase (decrease) in cash and cash equivalents $ 1,525,339 $ (10,178,411 ) Operating Activities .
Cash Flows Year Ended December 31, 2024 2023 Net cash used in operating activities $ (3,289,904 ) $ (6,172,764 ) Net cash provided by (used in) investing activities 259,981 (2,029,565 ) Net cash provided by financing activities 20,932,429 9,713,457 Effect of foreign exchange rate changes on cash (26,439 ) 14,211 Net increase in cash and cash equivalents $ 17,876,067 $ 1,525,339 Operating Activities .
The increase in income tax expense relates to increased income from Myomo Europe GmbH in 2023 compared to 2022. Adjusted EBITDA We believe that the presentation of Adjusted EBITDA, a non-GAAP financial measure, provides investors with additional information about our financial results.
Adjusted EBITDA We believe that the presentation of Adjusted EBITDA, a non-GAAP financial measure, provides investors with additional information about our financial results.
Recent Developments China Joint Venture On January 21, 2021, we entered into a definitive agreement with Beijing Ryzur Medical Investment Co., Ltd. (“Ryzur Medical”), a medical device manufacturer based in Beijing, to form a joint venture (the “JV”) to manufacture and sell our current and future products in greater China, including Hong Kong, Macau and Taiwan (the “JV Agreement”).
(“Ryzur Medical”), a medical device manufacturer based in Beijing, China to manufacture and sell our current and future products in greater China, including Hong Kong, Macau and Taiwan. Under the agreement with Ryzur Medical, we own 19.9% of the joint venture company, Jiangxi Myomo Medical Assistive Appliance Co. Ltd.
Gross margin Cost of revenue consists of direct costs for the manufacturing, casting/printing of orthotic parts, fabrication and fitting of our products, inventory reserves, warranty costs and royalties associated with licensed technologies. 46 Table of Contents Gross margin increased to 68.5% for the year ended December 31, 2023, as compared to 65.9% in the comparable period of 2022.
Cost of Revenue and Gross margin Cost of revenue consists of direct costs for the manufacturing, casting/printing of orthotic parts, fabrication and fitting of our products, inventory reserves, warranty costs and overhead costs allocated to cost to revenue. Gross margin increased to 71.2% in 2024 compared to 68.5% in 2023.
Years Ended December 31, Year-to-year change 2023 2022 $ % Product revenue $ 17,476,238 $ 14,555,229 $ 2,921,009 20 % License revenue 1,764,920 1,000,000 764,920 NM Total revenue 19,241,158 15,555,229 3,685,929 24 Cost of revenue 6,058,775 5,302,133 756,642 14 Gross profit $ 13,182,383 $ 10,253,096 $ 2,929,287 29 Gross margin 68.5 % 65.9 % 2.6 % Revenues We derive revenue primarily from providing devices directly to patients and billing insurance companies directly.
Years Ended December 31, Year-to-year change 2024 2023 $ % Product revenue $ 32,551,199 $ 17,476,238 $ 15,074,961 86 % License revenue - 1,764,920 (1,764,920 ) NM Total revenue 32,551,199 19,241,158 13,310,041 69 Cost of revenue 9,365,856 6,058,775 3,307,081 55 Gross profit $ 23,185,343 $ 13,182,383 $ 10,002,960 76 Gross margin 71.2 % 68.5 % 2.7 % Revenues We derive revenue primarily from providing devices directly to patients and billing insurance companies directly.
Loss on equity investment represents our share of the losses incurred by the JV Company, which began limited operations in 2023. Income tax expense Income tax expense recorded during the years ended December 31, 2023 and 2022 represents the provision for income taxes for our wholly-owned subsidiary, Myomo Europe GmbH.
Loss on equity investment represents our share of the losses incurred by the JV Company, which began limited operations in 2023. Our investment in the JV Company was written off during the year ended December 31, 2023.
Investing Activities . During the year ended December 31, 2023 our cash used in investing activities of $2.0 million was primarily due to our investment in short-term investments and purchases of equipment. Cash used in investing activities in 2022 was primarily for our investment in a joint venture with Ryzur Medical and purchases of equipment. Financing Activities .
Cash used in investing activities in 2023 was primarily for our purchases of short-term investments and purchases of equipment. Financing Activities . During the year ended December 31, 2024 cash provided by financing activities of approximately $20.9 million was due to net proceeds received from our equity offerings in January and December 2024.
Revenues generated through the direct billing channel were approximately $12.3 million, or 71% of product revenue in 2023, compared to approximately $10.7 million, or 74%, of product revenue in 2022.
Including the license revenue received from our joint venture partner in China in 2023, total revenue increased 69%. Revenues generated through the direct billing channel were approximately $25.3 million, or 78% of product revenue in 2024, compared to approximately $12.3 million, or 71%, of product revenue in 2023.
The increase was primarily due stock compensation expense, and professional fees, partially offset by a decrease in wages as well as lower advertising costs in 2023. 47 Table of Contents Other expense (income) The following table sets forth our interest and other expense (income) for each of the years presented.
The increase was primarily due to an increase in headcount in the human resource and reimbursement functions, as well as a higher bonus. 48 Table of Contents Other expense (income) The following table sets forth our interest and other expense (income) for each of the years presented.
Considering our cash balance as of December 31, 2023, the net proceeds from the equity offering in January 2024 and managements plans to grow our clinical, reimbursement and manufacturing capacity to serve Medicare Part B beneficiaries in 2024, management believes there will be sufficient cash to fund our operations and capital expenditures for the next 12 months from the date of this report.
Considering our cash balance and availability under our debt arrangements as of December 31, 2024 and our operating plans discussed below, we believe there will be sufficient cash to fund our operations and capital expenditures for the next 12 months from the date of this report.
The increase in gross margin on product sales, was driven by a higher average selling price, as well as higher revenues in 2023. We expect our gross margin to vary depending on the mix of channel revenues and timing of reimbursements from certain third-party payers, which impacts revenue recognition.
We expect our gross margin to vary depending on the mix of channel revenues and timing of reimbursements from certain third-party payers, which impacts revenue recognition. 47 Table of Contents Operating expenses The following table sets forth our operating expenses for each of the years presented.
Our operating plans are primarily focused on increasing our clinical, reimbursement and manufacturing capacity in order to serve a higher volume of Medicare Part B patients in 2024.
Our operating plans are primarily focused on growing revenues in our direct billing channel in 2025, while we work concurrently on growing revenues in the O&P channel. This involves increasing our advertising spending and adding headcount to increase our clinical, reimbursement and manufacturing capacity in order to serve a higher volume of patients in 2025.
If we receive a pre-authorization, we proceed to measure the patient’s arm. Beginning in 2022, this is being done in some cases using a remote measurement kit supplied to the patient. We then use those measurements to 3D print orthotic parts, which are used to fabricate the MyoPro, and then deliver it to the patient.
If the patient is covered by Medicare Part B, no pre-authorization is required and we can move directly to taking measurements of the patient's arm. We then use those measurements to 3D print orthotic parts, which are used to fabricate the MyoPro, and then deliver it to the patient.
Years Ended December 31, Year-to-year change 2023 2022 $ % Research and development $ 2,636,487 $ 2,482,489 $ 153,998 6 % Selling, general and administrative 18,777,445 18,442,811 334,634 2 Total operating expenses $ 21,413,932 $ 20,925,300 $ 488,632 2 % Research and development Research and development (“R&D”) expenses consist of costs for our R&D personnel, including salaries, benefits, bonuses and stock-based compensation, product development costs, clinical studies and the cost of certain third-party contractors and travel expense.
Years Ended December 31, Year-to-year change 2024 2023 $ % Research and development $ 4,772,013 $ 2,636,487 $ 2,135,526 81 % Selling, clinical, and marketing 12,236,910 9,042,698 3,194,212 35 % General and administrative 12,383,118 9,734,747 2,648,371 27 % Total operating expenses $ 29,392,041 $ 21,413,932 $ 7,978,109 37 % Research and development R&D expenses consist of costs for our engineering and research personnel, including salaries, benefits, incentive and stock-based compensation, product development costs, clinical studies and the cost of certain third-party contractors and travel expense.
Years Ended December 31, Year-to-year change 2023 2022 $ % Interest income, net $ (410,274 ) $ (88,731 ) $ (321,543 ) 362 % Other expense, net 785 1,101 (316 ) (29 ) Loss on equity investment 169,503 66,511 102,992 155 Total other income $ (239,986 ) $ (21,119 ) $ (218,867 ) 1036 % Interest income increased due to higher interest rates and a higher average investment balances in 2023.
Years Ended December 31, Year-to-year change 2024 2023 $ % Interest income, net $ (388,586 ) $ (410,274 ) $ 21,688 (5 )% Other expense, net - 785 (785 ) (100 ) Loss on equity investment - 169,503 (169,503 ) (100 ) Total other income $ (388,586 ) $ (239,986 ) $ (148,600 ) 62 % Interest income decreased primarily due to lower average investment balances in 2024.
Results of Operations We have been growing revenues while incurring net losses and negative cash flows from operations since inception and anticipate this to continue at least through the third quarter of 2024.
See section titled “Liquidity” for further discussion. 46 Table of Contents Results of Operations We have been growing revenues while incurring net losses and negative cash flows from operations since inception and anticipate this to continue for most of 2025. Our financial performance in 2024 reflected our ability to be reimbursed by Medicare for providing the MyoPro to their beneficiaries.
The increase in gross margin was driven primarily by the increase in license revenue as well as a higher average selling price. Excluding the license fees, gross margin was 65.3% and 63.6% for the years ended December 31, 2023 and 2022, respectively.
The increase in gross margin was driven primarily by the increase in ASP discussed above and greater absorption of fixed costs into inventory. Excluding the license fees in 2023, gross margin on product sales was 65.3% for the year ended December 31, 2023. The increase in gross margin on product sales, was driven by the aforementioned factors.
The increase during 2023 was driven primarily by outside engineering costs incurred in the second half of 2023 in order to accelerate completion of certain product development projects.
The increase during 2024 was driven primarily by higher payroll costs due to higher engineering headcount in 2024 as a result of a larger number of new product development and sustaining engineering projects.
The revenue increase was driven primarily by a higher average selling price, as well as a higher number of revenue units. Including the license revenue received from our joint venture partner in China, total revenue increased 24% compared to 2022.
The product revenue increase was driven primarily by higher direct billing revenues due to a higher average selling price, or ASP, as well as a higher number of revenue units as we were able to serve Medicare Part B beneficiaries in volume in 2024.