Patent ID: 11903610
Assignee: STRYKER CORPORATION
Field: Medical technology (Instruments)
Classification: CPC A | IPC A

Claim 19:
20. A method for positioning a cannula comprising:
engaging an inserter with the cannula, the cannula having a flexible body including a central passageway bounded by a first flange and a second flange, wherein the cannula is in an untwisted position and engaging the inserter with the cannula includes engaging the inserter with the second flange;
rotating the inserter to twist the second flange relative to the first flange to reconfigure the cannula from the untwisted position to a twisted position;
passing at least the second flange of the cannula and the inserter into a surgical opening formed in a patient through at least one layer of tissue;
moving the second flange and the inserter through the at least one layer of tissue;
releasing the inserter from the second flange; and
removing the inserter from the surgical opening.