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US 2014/0276464 A1Published application
Sealing multiple surgical instruments
AssigneeIntuitive Surgical Operations, Inc.
InventorsBram Gilbert Antoon Lambrecht, William J. Park
Life of this patent
Estimating the term…
Abstract
A cannula seal is presented. The cannula seal includes a cross-slit seal that can include a side wall that includes folded sidewalls; slits that are formed by the folded sidewalls when the cross-slit seal is in a closed position; and a concave end surface at the slits. The cross-slit seal can include energizing ribs formed to close the seal. The instrument guide includes a pyramidal shaped seal that seals against doors when no instrument is inserted and seals against an instrument when the instrument is inserted.
Claims21
A cross-slit seal, comprising:
- a side wall that includes folded sidewalls;
- slits that are formed by the folded sidewalls when the cross-slit seal is in a closed position;
- and
- a concave end surface at the slits.
1 more element
A cross-slit seal, comprising:
- a side wall that includes folded sidewalls;
- slits that are formed by the folded sidewalls when the cross-slit seal is in a closed position;
- and
- including ribs formed in the side wall that engage an inside wall of a cannula.
1 more element
Dependencies are inferred from the claim text.