US 11,911,224 B2
Tissue expander
Gordon Lamar Kirchhevel, Laguna Hills, CA (US); and David Henry Taffe, Irvine, TX (US)
Assigned to MENTOR WORLDWIDE LLC, Irvine, CA (US)
Filed by MENTOR WORLDWIDE LLC, Irvine, CA (US)
Filed on Jul. 8, 2022, as Appl. No. 17/860,575.
Application 17/860,575 is a division of application No. 15/893,254, filed on Feb. 9, 2018, granted, now 11,382,709.
Prior Publication US 2022/0338950 A1, Oct. 27, 2022
Int. Cl. A61B 90/00 (2016.01); A61M 5/178 (2006.01); A61M 39/02 (2006.01); A61F 2/12 (2006.01); A61B 17/00 (2006.01)
CPC A61B 90/02 (2016.02) [A61F 2/12 (2013.01); A61M 5/178 (2013.01); A61M 39/02 (2013.01); A61B 2017/00539 (2013.01); A61B 2017/00557 (2013.01); A61B 2017/00792 (2013.01); A61B 2017/00796 (2013.01); A61B 2017/00876 (2013.01); A61M 2039/0205 (2013.01); A61M 2039/027 (2013.01); A61M 2039/0276 (2013.01)] 18 Claims
OG exemplary drawing
 
1. A method of using a tissue expander, comprising:
providing the tissue expander, the tissue expander comprising
a shell defining a chamber, the shell including a flexible wall,
a port disposed through the flexible wall having a first egress into a single chamber, and
a channel disposed through the flexible wall having a second egress into the single chamber;
first injecting a first volume of a liquid into the single chamber via the channel; and
at least approximately one week after the operation of first injecting the first volume of the liquid, second injecting a second volume of the liquid into the single chamber via the port.