US 11,986,214 B2
Trocar with detachable lighting system
Daniel Lietz, Santa Barbara, CA (US); George Duckett, Castaic, CA (US); and Chris Zimmer, Santa Barbara, CA (US)
Assigned to Karl Storz Imaging, Inc., Goleta, CA (US)
Filed by KARL STORZ SE & Co. KG, Tuttlingen (DE)
Filed on Jun. 21, 2021, as Appl. No. 17/352,808.
Prior Publication US 2022/0401128 A1, Dec. 22, 2022
Int. Cl. A61B 1/06 (2006.01); A61B 1/00 (2006.01); A61B 17/34 (2006.01)
CPC A61B 17/3478 (2013.01) [A61B 1/00029 (2013.01); A61B 1/0676 (2013.01); A61B 1/0684 (2013.01); A61B 2560/04 (2013.01)] 17 Claims
OG exemplary drawing
 
1. A lighting attachment for insertion into a body cavity, the lighting attachment comprising:
a main cylindrical body having a center opening, the center opening adapted to receive an endoscope head;
at least two expandable light panels connected to the main cylindrical body, each of the at least two expandable light panels having at least one light source; and
an induction coil disposed in the main cylindrical body and wrapped around the center opening, the induction coil providing current to the at least two expandable light panels,
wherein the lighting attachment is configured to engage with a distal end of a trocar body, and
wherein, the lighting attachment disengages from the trocar body upon engagement of the lighting attachment with the endoscope head.