Note 3 - Business Combination (Tables)

12 Months Ended

Dec. 31, 2024

Notes Tables

Schedule of Business Acquisitions, by Acquisition [Table Text Block]

	Fair Value as of
Description	January 9, 2023
Fair value of 14,649.592 Series X convertible preferred stock issued	$	69,140
Fair value of Old Catheter’s fully vested stock options		3,404
Total Purchase Price	$	72,544

Schedule of Recognized Identified Assets Acquired and Liabilities Assumed [Table Text Block]

Description	Fair Value
Assets acquired:
Cash and cash equivalents	$	15
Accounts receivable		71
Inventories		52
Prepaid expenses and other current assets		23
Property and equipment, net		26
Lease right-of-use assets		119
Other assets		8
Developed technology		27,014
Customer relationships		62
Trademarks		1,285
Goodwill		60,934
Total assets acquired	$	89,609
Liabilities assumed:
Accounts payable	$	922
Accrued expenses		1,389
Lease liability		124
Interest payable		198
Convertible promissory notes		250
Royalties payable due to related parties		14,182
Total liabilities assumed		17,065
Total purchase price	$	72,544

Schedule of Finite-Lived Intangible Assets Acquired as Part of Business Combination [Table Text Block]

Intangible Assets	Estimated Fair Value		Estimated Useful Life
Developed technology- VIVO	$	8,244		15
Developed technology- LockeT		18,770		14
Customer relationships		62		6
Trademark- VIVO		876		9
Trademark- LockeT		409		9
	$	28,361

Business Acquisition, Pro Forma Information [Table Text Block]

	For the Year Ended December 31,
	2023
Revenues	$	445
Net loss	$	(70,742	)
Net loss attributable to common stockholders	$	(71,542	)
Basic and diluted net loss per share – on a pro forma basis	$	(118.30	)