US 11,938,280 B2
Catheter
Charles Gilliland, Atlanta, GA (US); Baylee Brooke Heard, Macon, GA (US); Ann Marie Stringer, Cheverly, MD (US); Asia Pauline Hernandez, San Diego, CA (US); and Elizabeth Kaleigh Johnston, Suwanee, GA (US)
Assigned to Traceless Biopsy, LLC, Atlanta, GA (US)
Filed by TRACELESS BIOPSY, LLC, Atlanta, GA (US)
Filed on Apr. 24, 2019, as Appl. No. 16/393,113.
Claims priority of provisional application 62/661,760, filed on Apr. 24, 2018.
Prior Publication US 2019/0321594 A1, Oct. 24, 2019
Int. Cl. A61M 25/00 (2006.01); A61M 25/04 (2006.01); A61M 39/10 (2006.01)
CPC A61M 25/0097 (2013.01) [A61M 25/007 (2013.01); A61M 25/008 (2013.01); A61M 25/04 (2013.01); A61M 39/10 (2013.01); A61M 25/0017 (2013.01); A61M 2039/1083 (2013.01)] 20 Claims
OG exemplary drawing
 
1. A drainage catheter system for a patient, the catheter system comprising:
(a) a catheter having an elongate body extending a length along a longitudinal axis from a first end to a second end, the second end configured for insertion into an organ or cavity of the patient;
(b) a locking stay suture having a first end and a second end, the locking stay suture first end affixed at the catheter second end, the locking stay suture extending through the length of the elongate body to catheter first end, and the locking stay suture second end extending out of the catheter first end;
(c) a hub configured to couple to the catheter and move over and along the elongate body of the catheter; and
(d) a longitudinal shearing device configured to attach to the hub, wherein the longitudinal shearing device is configured to produce a longitudinal cut through and along the catheter elongate body when the hub is moved along the elongate body longitudinal axis, without severing the locking stay suture, and wherein the locking stay suture is slidable through the longitudinal cut.