Leaflet modification device with radiopaque alignment markers
AssigneeBoston Scientific Scimed, Inc.
InventorsJames M. Anderson, Lauren Koon, Phil Litecky, Eric Michael Petersen
Life of this patent
Estimating the term…
Abstract
A valve leaflet resection device includes a catheter (110), an electrode assembly (140) slidably disposed within the catheter and deployable from the catheter and configured to remove a portion of a leaflet of a heart valve, a leaflet retainer (130) slidably disposed within the catheter and deployable from the catheter, the leaflet retainer configured to grasp a leaflet of a heart valve, and a capture basket (120) configured to capture a resected portion of the leaflet of the heart valve upon retraction of the leaflet retainer.
Claims20
A medical device for lacerating valve leaflets, the medical device comprising:
- an elongate shaft;
- an inflatable balloon secured to the elongate shaft, the inflatable balloon having an outer surface and including a deflated configuration and an inflated configuration;
- an electrocautery electrode secured relative to the outer surface of the inflatable balloon;
- and
- one or more radiopaque markers disposed relative to the electrocautery electrode, the one or radiopaque markers adapted to indicate relative rotational alignment of the electrocautery electrode.
A medical device for lacerating valve leaflets, the medical device comprising:
- an inflatable balloon having an outer surface and including a deflated configuration and an inflated configuration;
- an electrocautery electrode secured relative to the inflatable balloon;
- and
- one or more radiopaque markers secured relative to the inflatable balloon.
A medical device for lacerating valve leaflets, the medical device comprising:
- an elongate shaft;
- an inflatable balloon secured to the elongate shaft, the inflatable balloon having an outer surface and including a deflated configuration and an inflated configuration;
- an electrocautery electrode secured relative to the outer surface of the inflatable balloon;
- and
- a radiopaque marker disposed relative to the electrocautery electrode in order to indicate relative rotational alignment of the electrocautery electrode.
Dependencies are inferred from the claim text.