US 12,076,039 B2
Forceps knife blade lockout mechanism
Christian J. Fiksen, Maple Grove, MN (US); Hanam S. Pham, Minneapolis, MN (US); Eric J. Boone, Saint Michael, MN (US); and Zane R. Ward, Minneapolis, MN (US)
Assigned to Gyrus ACMI, Inc., Westborough, MA (US)
Filed by GYRUS ACMI, INC., Westborough, MA (US)
Filed on Jul. 22, 2021, as Appl. No. 17/383,160.
Application 17/383,160 is a continuation of application No. 15/949,254, filed on Apr. 10, 2018, granted, now 11,134,970.
Prior Publication US 2021/0346044 A1, Nov. 11, 2021
This patent is subject to a terminal disclaimer.
Int. Cl. A61B 17/285 (2006.01); A61B 17/00 (2006.01); A61B 17/28 (2006.01); A61B 18/00 (2006.01); A61B 18/14 (2006.01)
CPC A61B 17/285 (2013.01) [A61B 17/2833 (2013.01); A61B 17/2841 (2013.01); A61B 2017/00367 (2013.01); A61B 2018/00595 (2013.01); A61B 2018/0063 (2013.01); A61B 18/1445 (2013.01); A61B 2018/1455 (2013.01)] 14 Claims
OG exemplary drawing
 
1. A forceps comprising:
jaws movable between an open configuration and a closed configuration;
an outer shaft;
an inner shaft extending along and at least partially disposed within the outer shaft;
a tool support extending along and at least partially disposed within the inner shaft, the tool support configured for attachment to a surgical tool and longitudinally movable relative to the outer and inner shafts between a retracted configuration and a deployed configuration; and
a lockout mechanism operable to prevent movement of the tool support from the retracted configuration to the deployed configuration until the jaws are in the closed configuration, the lockout mechanism including an elongated locking pin, a first slot formed in the tool support, a second slot formed in the inner shaft, and a third slot formed in the outer shaft, wherein the elongated locking pin extends through the first slot, the second slot, and the third slot.