Condensed Consolidated Statement of Cash Flows - USD ($) $ in Thousands	6 Months Ended
	Jun. 30, 2024	Jun. 30, 2023
Cash flows from operating activities
Net loss	$ (22,497)	$ (24,312)
Adjustments to reconcile net loss to net cash used in operating activities:
Depreciation and amortization	126	523
Non-cash lease expense	739	653
Stock-based compensation expense	1,803	2,746
Change in fair value of derivative related to Term Loan with related party	(1,130)	(252)
Change in fair value of warrant liabilities	152	(5,888)
Issuance costs related to Common Stock Warrants		682
Loss on disposal of property and equipment	21	3
Non-cash interest expense to related party	362	1,050
Changes in operating assets and liabilities:
Accounts receivable	123	814
Prepaid expenses and other assets	974	574
Inventories	(350)	(374)
Accounts payable	159	938
Accrued expenses and other liabilities	(629)	(1,936)
Deferred revenue	4	105
Operating lease liabilities	(781)	(653)
Net cash used in operating activities	(20,924)	(25,327)
Cash flows from investing activities
Purchases and manufacture of property and equipment		(153)
Net cash used in investing activities		(153)
Cash flows from financing activities
Payment of employee restricted stock tax withholdings	(1)
Proceeds from issuance of shares from employee stock purchase plan and stock option exercises	10	2
Proceeds from public offering, net of issuance costs		10,918
Proceeds from private offering, net of issuance costs	7,269
Proceeds from secondary offering, net of issuance costs	2,203	19,315
Net cash provided by financing activities	9,481	30,235
Net change in cash, cash equivalents and restricted cash	(11,443)	4,755
Cash, cash equivalents and restricted cash at beginning of period	16,240	11,880
Cash, cash equivalents and restricted cash at end of period	4,797	16,635
Reconciliation of cash, cash equivalents and restricted cash at end of period
Cash and cash equivalents	4,246	16,084
Restricted cash	551	551
Total cash, cash equivalents and restricted cash	4,797	16,635
Supplemental disclosures of cash flow information
Cash paid for interest to related party	1,677	2,005
Supplemental disclosures of noncash activities
Transfer of T2 owned instruments and components from inventory		(322)
Cashless exercise of Common Stock Warrants		(1,448)
Cancellation of Term Loan in exchange for common stock and Convertible Preferred Stock to related party	33,353
Wainwright Warrant issued in connection with offering costs of May 2024 private offering	$ 747
Purchases of property and equipment included in accounts payable and accrued expenses		$ 131