US 12,004,983 B2
Gastric reduction apparatus and related methods
David Syn, Lubbock, TX (US)
Assigned to Syn LLC, Lubbock, TX (US)
Filed by Syn LLC, Lubbock, TX (US)
Filed on Jun. 21, 2023, as Appl. No. 18/338,433.
Application 18/338,433 is a division of application No. 16/413,143, filed on May 15, 2019, granted, now 11,684,503.
Prior Publication US 2023/0329889 A1, Oct. 19, 2023
Int. Cl. A61F 5/00 (2006.01); A61B 17/00 (2006.01)
CPC A61F 5/0089 (2013.01) [A61B 17/00234 (2013.01); A61F 5/0076 (2013.01); A61B 2017/00557 (2013.01); A61B 2017/00566 (2013.01); A61B 2017/00818 (2013.01)] 20 Claims
OG exemplary drawing
 
17. A method of performing gastric reduction surgery using an assistance device, the method comprising the steps of:
inserting the assistance device into a patient's mouth, wherein the assistance device comprises:
a cylindrical sheath including a proximal end and a distal end; and
a balloon member including:
a balloon configured to be retractable into the cylindrical sheath,
a converged channel within the balloon,
a plurality of channel openings extending through the balloon from the converged channel,
an inflation controlling channel for inflating the balloon, and
a suction controlling channel for applying negative pressure to the converged channel and the plurality of channel openings, wherein the suction controlling channel is connected to the converged channel;
wherein the balloon is configured to be deployable from the distal end of the cylindrical sheath;
deploying the balloon into the patient's stomach;
applying a negative pressure to the converged channel and the plurality of channel openings to seal the patient's stomach to the balloon;
excising at least a portion of the patient's stomach;
sealing the patient's stomach; and
removing the assistance device.