US 11,712,255 B2
Surgical drill guides and systems
Tatsuya Arai, Memphis, TN (US); Matthew Edwin Koski, Memphis, TN (US); Timothy Young, Memphis, TN (US); Nehal Navinbhai Patel, Memphis, TN (US); Geoffrey Ian Karasic, Memphis, TN (US); and Marc Joseph Balboa, Memphis, TN (US)
Assigned to SMITH & NEPHEW, INC., Memphis, TN (US)
Filed by Smith & Nephew, Inc., Memphis, TN (US)
Filed on Jul. 16, 2021, as Appl. No. 17/377,814.
Application 17/377,814 is a continuation of application No. 16/617,210, granted, now 11,096,700, previously published as PCT/US2018/039009, filed on Jun. 22, 2018.
Claims priority of provisional application 62/523,451, filed on Jun. 22, 2017.
Prior Publication US 2021/0338254 A1, Nov. 4, 2021
Int. Cl. A61B 17/17 (2006.01); A61B 17/16 (2006.01)
CPC A61B 17/1796 (2013.01) [A61B 17/1631 (2013.01); A61B 17/1633 (2013.01); A61B 17/17 (2013.01)] 8 Claims
OG exemplary drawing
 
1. A method of surgical drilling comprising:
introducing a surgical drill guide to a repair site, the surgical drill guide comprising:
a shaft having a proximal portion and a distal portion, the distal portion including a tapered portion and a distal end, an outer diameter of the proximal portion selected to be larger than an outer diameter of the distal end, the proximal portion and the distal end separated by the tapered portion; and
a bore defined by a wall of the shaft extending from a proximal end to the distal end of the shaft, the wall defining a plurality of teeth extending from the distal end;
wherein a thickness of the wall of the distal end is selected to be the same as or greater than a thickness of the wall of the proximal portion; and
passing a flexible drill through the bore from the proximal end to the distal end of the shaft;
wherein the flexible drill further comprises a sheath extending through the bore from the proximal end to a region proximal to the distal portion of the shaft.