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US 12,758,358 B2Granted
Surgical cannulas and related systems and methods of identifying surgical cannulas
AssigneeIntuitive Surgical Operations, Inc.
InventorsBrandon R. Garbus, Allen C. Thompson, Justin Krom
Life of this patent
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Abstract
A cannula for insertion of a medical instrument includes a tube portion and an attachment portion coupled to the tube portion. One or more magnets are arranged at the attachment portion to encode identifying information of the cannula. The attachment portion comprises a plurality of encoding positions that each indicate a parameter of the cannula at least by presence or absence of one of the magnets at the respective encoding position.
Claims16
A cannula for insertion of a medical instrument, the cannula comprising:
- a bowl portion;
- a tube portion extending distally from the bowl portion;
- an attachment portion protruding radially outward from one side of the bowl portion, the attachment portion insertable into a receptacle of a cannula mount of a manipulator arm to mount the cannula in a position to permit removable insertion of the medical instrument through the tube portion;
- and
- one or more magnets arranged at the attachment portion and configured to encode identifying information of the cannula, wherein the one or more magnets are arranged so as to be within sensing proximity to a respectively corresponding magnet sensor located in the receptacle of the cannula mount in a state of the attachment portion inserted into the receptacle of the cannula mount.
2 more elements
Dependencies are inferred from the claim text.