Occlusive implant compositions
Grant
US12589182B2
Kind: B2
Mar 31, 2026
Assignee
University of Virginia Patent Foundation
Inventors
John C. Herr, Alexander L. Klibanov, Kevin Simon Eisenfrats
Abstract
Disclosed are methods of delivering an agent to the lumen of the vas deferens under guidance of ultrasound imaging. The methods include vas-occlusive contraception in which the vas deferens is non-surgically isolated and an occlusive substance is percutaneously administered into the lumen of the vas deferens under ultrasound. Also disclosed are methods of reversal of vas-occlusive contraception and methods of delivering an agent to the lumen of the vas deferens. Also disclosed are compositions for use in the methods of the invention.
CPC Classifications
A61B 8/481
A61B 17/12022
A61B 17/12099
A61B 19/5244
A61B 2019/5251
A61B 17/12031
A61L 2430/36
A61L 2400/06
A61F 6/22
A61F 6/206
A61F 6/225
A61F 6/20
A61K 49/223
A61K 49/226
Filing Date
2023-12-29
Application No.
18400466
Claims
15