US 11,986,208 B2
Entry guide for multiple instruments in a single port surgical system
Thomas G. Cooper, Menlo Park, CA (US); Daniel H Gomez, Los Gatos, CA (US); Paul E. Lilagan, Sunnyvale, CA (US); Anthony K. McGrogan, San Jose, CA (US); and Giuseppe Maria Prisco, Calci Pisa (IT)
Assigned to INTUITIVE SURGICAL OPERATIONS, INC., Sunnyvale, CA (US)
Filed by INTUITIVE SURGICAL OPERATIONS, INC., Sunnyvale, CA (US)
Filed on Oct. 15, 2020, as Appl. No. 17/071,643.
Application 17/071,643 is a continuation of application No. 15/866,158, filed on Jan. 9, 2018, granted, now 10,842,529.
Application 15/866,158 is a continuation of application No. 12/705,439, filed on Feb. 12, 2010, granted, now 9,877,744, issued on Jan. 30, 2018.
Prior Publication US 2021/0022768 A1, Jan. 28, 2021
This patent is subject to a terminal disclaimer.
Int. Cl. A61B 17/34 (2006.01); A61B 1/00 (2006.01); A61B 17/00 (2006.01); A61B 34/30 (2016.01); A61B 90/11 (2016.01)
CPC A61B 17/3421 (2013.01) [A61B 1/00064 (2013.01); A61B 34/30 (2016.02); A61B 90/11 (2016.02); A61B 1/00135 (2013.01); A61B 1/00154 (2013.01); A61B 2017/00278 (2013.01); A61B 2017/003 (2013.01); A61B 2017/00309 (2013.01); A61B 2017/00323 (2013.01); A61B 2017/00362 (2013.01); A61B 2017/3445 (2013.01); A61B 2017/3449 (2013.01); A61B 2017/3466 (2013.01); A61B 17/3474 (2013.01)] 20 Claims
OG exemplary drawing
 
1. A surgical access port comprising:
an instrument guide comprising:
a proximal end;
a distal end;
a plurality of instrument guide channels between the proximal and distal ends;
a distal end portion comprising a flexible section;
an outside surface that fits closely to an inner wall surface of a cannula into which the instrument guide is inserted;
an insufflation channel extending from a position between the proximal and distal ends of the instrument guide to the distal end of the instrument guide; and
an insufflation channel opening defined along a length of the insufflation channel, the insufflation channel opening being open to the outside surface; and
a seal positioned to seal between the instrument guide and the inner wall surface of the cannula as the instrument guide rotates within the cannula.