US 12,167,833 B2
Biopsy valve with accessory tool tactile guard cap position marker
Devjit Nayar, Jersey City, NJ (US)
Assigned to EndoSpace Corporation, Newport, DE (US)
Filed by EndoSpace Corporation, Newport, DE (US)
Filed on Aug. 24, 2021, as Appl. No. 17/445,766.
Claims priority of provisional application 63/072,359, filed on Aug. 31, 2020.
Prior Publication US 2022/0061639 A1, Mar. 3, 2022
Int. Cl. A61B 1/00 (2006.01); A61B 1/018 (2006.01); A61B 10/04 (2006.01); A61M 39/02 (2006.01)
CPC A61B 1/00137 (2013.01) [A61B 1/0011 (2013.01); A61B 1/018 (2013.01); A61B 10/04 (2013.01); A61M 2039/0202 (2013.01)] 9 Claims
OG exemplary drawing
 
1. A biopsy valve comprising:
a body having a first groove adapted to fit over a lip of an endoscope working channel and a second groove and a first membrane;
a primary cap mechanically coupled to said body by a primary strap extending between said primary cap and said body, said primary cap comprising a primary cap lip to couple into said second groove of said body, a second membrane and a primary cap groove; and
a guard cap mechanically coupled to said body by a guard cap strap extending between said guard cap and said body, said guard cap comprising a guard cap lip which couples into said primary cap groove of said primary cap, and a third membrane,
wherein:
said primary cap is configured to fold over and plug into said body;
said guard cap is configured to fold over and plug said into said primary cap; and
said third membrane of said guard cap, said second membrane of said primary cap, and said first membrane of said body are configured to receive a shaft of an accessory tool.