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US 2014/0277064 A1Published application
Multi-lumen shaft used with endoscopic device
AssigneeRsh, LLC
InventorsChristen Andrew Springs, Isaac Raijman
Life of this patent
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Abstract
Briefly, in accordance with one embodiment, a multi-lumen shaft may be used to with an endoscopic instrument.
Claims20
A multi-lumen shaft for use with a medical instrument, comprising:
- a first lumen to deliver a first fluid to a polyurethane expandable vessel coupled to said shaft;
- and
- at least one additional lumen to deliver a second fluid to a location distal to said polyurethane expandable vessel and/or to a location proximal to said expandable vessel.
A method of dislodging an object behind an ostium, comprising:
- inserting a multi-lumen shaft into a location distal to said object;
- and
- inflating a polyurethane expandable vessel, coupled to multi-lumen shaft, until said polyurethane expandable vessel approaches a threshold volume.
An apparatus, comprising:
- a multi-lumen shaft coupled to at least three output ports;
- contrast dye for dispensing by way of at least one of said at least three output ports;
- and
- a polyurethane expandable vessel coupled to said multi-lumen shaft.
1 more element
Dependencies are inferred from the claim text.