Medical liquid delivery device
First Claim
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1. A liquid delivery catheter comprising:
- a).a cannulated catheter comprising an elongated portion, said elongated portion comprising a proximate end and a distal end;
b). a retractable device that is extended and retracted out the distal end of the catheter; and
c) a squeezable material disposed within said retractable device.
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Abstract
Disclosed herein are novel liquid delivery catheters, and methods and kits implementing the same. The disclosed catheters are particularly useful for localized delivery of a liquid caustic agent to treat various defects associated with malformations and injuries resulting in chronic or acute bleeding, or to ablate tumors, occlude fistulae or other luminal structures. The disclosed devices have uses in a number of medical disciplines, and specific examples are provided pertaining to treatment of defects, malformations, and injuries, or bleeding due to medical procedures, in and along the gastrointestinal tract.
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Citations
17 Claims
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1. A liquid delivery catheter comprising:
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a).a cannulated catheter comprising an elongated portion, said elongated portion comprising a proximate end and a distal end;
b). a retractable device that is extended and retracted out the distal end of the catheter; and
c) a squeezable material disposed within said retractable device. - View Dependent Claims (2, 3, 5, 6, 7, 8, 9, 10, 11, 12, 13, 16, 17)
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4. The liquid delivery catheter of 1, further comprising a liquid injection port disposed thereon such that liquid may be injected into said catheter and exuded out said distal end of said catheter.
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14. A liquid delivery catheter comprising:
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a) a cannulated catheter comprising an elongated portion, said elongated portion comprising a proximate end and a distal end;
b) a retractable device that is extended and retracted out the distal end of the catheter, said retractable device comprising a brush that comprises at least one lumen in fluid communication with said cannulated catheter. - View Dependent Claims (15)
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Specification