US 12,004,749 B2
Adapter, extension, and connector assemblies for surgical devices
Paul Richard, Shelton, CT (US); Ramiro Cabrera, Cheshire, CT (US); Stephen Paul, Burlington, CT (US); and Jonathan Sapienza, Orange, CT (US)
Assigned to Covidien LP, Mansfield, MA (US)
Filed by Covidien LP, Mansfield, MA (US)
Filed on Aug. 3, 2021, as Appl. No. 17/392,654.
Application 16/448,139 is a division of application No. 14/991,157, filed on Jan. 8, 2016, granted, now 10,327,779, issued on Jun. 25, 2019.
Application 17/392,654 is a continuation of application No. 16/448,139, filed on Jun. 21, 2019, granted, now 11,083,462, issued on Aug. 10, 2021.
Claims priority of provisional application 62/145,759, filed on Apr. 10, 2015.
Prior Publication US 2021/0361289 A1, Nov. 25, 2021
This patent is subject to a terminal disclaimer.
Int. Cl. A61B 17/115 (2006.01); A61B 17/34 (2006.01); A61B 17/00 (2006.01)
CPC A61B 17/1155 (2013.01) [A61B 17/34 (2013.01); A61B 2017/00398 (2013.01); A61B 2017/0046 (2013.01); A61B 2017/00473 (2013.01); A61B 2017/00477 (2013.01)] 20 Claims
OG exemplary drawing
 
1. An adapter assembly for operably connecting an end effector to a surgical instrument, the adapter assembly comprising:
an elongated portion;
a trocar assembly configured for releasable engagement with the elongated portion;
a first retention member configured to releasably couple the trocar assembly with the elongated portion; and
a second retention member configured to contact the trocar assembly and configured to selectively engage the first retention member.