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US 12,708,399 B2Granted
Transcatheter valve laceration device and method
AssigneePi-Cardia Ltd.
InventorsErez Golan, Benzion Spector
Life of this patent
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Abstract
A transcatheter valve laceration device includes a leaflet support frame and a leaflet cutting assembly, both of which are movably mounted on a guiding structure and movable between contracted and expanded orientations. In the expanded orientation, a blade protector of the leaflet support frame is positioned over a cutting element of the leaflet cutting assembly.
Claims5
A method for lacerating heart tissue comprising:
- using a device that comprises a leaflet support frame and a leaflet cutting assembly, both of which are movably mounted on a guiding structure and movable between contracted and expanded orientations, wherein said leaflet cutting assembly comprises a cutting element that comprises a sharp blade arm that has a pointed sharp tip at a distal end of said sharp blade arm, and a blade actuator arm pivotally coupled to said sharp blade arm, wherein in the expanded orientation, a blade protector of said leaflet support frame is positioned over said pointed sharp tip of said cutting element of said leaflet cutting assembly,
- introducing said device with said leaflet support frame and said leaflet cutting assembly in contracted orientations to a heart;
- expanding said leaflet support frame;
- expanding said leaflet cutting assembly;
- and
- moving said leaflet cutting assembly to lacerate heart tissue located between said cutting element and said blade protector.
3 more elements
Dependencies are inferred from the claim text.