US 12,458,997 B2
Application of non-stick coatings onto jaws of electrosurgical tissue sealing instruments
Rajanikanth Mandula, Hyderabad (IN); Naveen Kanth Nelli, Ambajipeta (IN); Ravi Sekhar Gutti, Hyderabad (IN); and Bhargav Sarma Yellayi, Hyderabad, IN (US)
Assigned to Covidien LP, Mansfield, MA (US)
Filed by Covidien LP, Mansfield, MA (US)
Filed on Nov. 21, 2022, as Appl. No. 17/991,266.
Prior Publication US 2024/0165649 A1, May 23, 2024
Int. Cl. B05C 1/02 (2006.01); A61B 18/14 (2006.01); C09D 5/00 (2006.01); C09D 183/04 (2006.01); A61B 17/00 (2006.01); A61B 18/00 (2006.01)
CPC B05C 1/027 (2013.01) [A61B 18/1442 (2013.01); A61B 18/1445 (2013.01); C09D 5/00 (2013.01); C09D 183/04 (2013.01); A61B 2017/00526 (2013.01); A61B 2018/0013 (2013.01)] 17 Claims
OG exemplary drawing
 
1. A coating assembly for coating jaws of an electrosurgical instrument, comprising:
a dispensing device having a non-stick coating material contained therein and including a discharge port; and
a jaw applicator including an applicator body defining a cavity therein, the applicator body including a first wall and a second wall disposed in spaced relation relative to each other and the cavity extending between the first wall and the second wall, each of the first and second walls having openings defined therethrough that are in open communication with the cavity,
wherein the discharge port of the dispensing device is configured to engage the jaw applicator in a fluid tight manner to define a flow path for the non-stick coating material that extends out of the discharge port, into the cavity of the applicator body, and out of the openings defined in the first and second walls.