Implantable pump for drug delivery to treat erectile dysfunction
First Claim
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1. An implantable pump for pumping a drug in a patient'"'"'s body, comprising:
- a drug delivery chamber configured to be filled with the drug;
a drug delivery catheter having a catheter lumen and a distal end, the drug delivery catheter in fluid communication with the drug delivery chamber and configured to deliver the drug to a delivery site; and
a pushing element coupled to the distal end of the catheter, and configured to push away from the catheter lumen fibrotic matter that has developed in response to the drug delivery catheter.
1 Assignment
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Accused Products
Abstract
An implantable pump (10) is provided for pumping a drug in a patient'"'"'s body (100). The pump includes a drug delivery chamber (22) configured to be filled with the drug and a drug delivery catheter (50) having a catheter lumen (58) and a distal end (56), the drug delivery catheter in fluid communication with the drug delivery chamber and configured to deliver the drug to a delivery site (102). It also includes a pushing element (44) coupled to the distal end of the catheter, and configured to push away from the catheter lumen fibrotic matter that has developed in response to the drug delivery catheter. Other embodiments are also described.
45 Citations
27 Claims
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1. An implantable pump for pumping a drug in a patient'"'"'s body, comprising:
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a drug delivery chamber configured to be filled with the drug; a drug delivery catheter having a catheter lumen and a distal end, the drug delivery catheter in fluid communication with the drug delivery chamber and configured to deliver the drug to a delivery site; and a pushing element coupled to the distal end of the catheter, and configured to push away from the catheter lumen fibrotic matter that has developed in response to the drug delivery catheter. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13)
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14. A method for operating an implantable drug pump implanted in a patient'"'"'s body, comprising:
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initiating delivery of a bolus of a drug to a delivery site within the patient'"'"'s body, via a catheter; and pushing away, using a pushing element coupled to the distal end of the catheter, fibrotic matter that has developed in response to the drug pump. - View Dependent Claims (15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25)
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26. An implantable drug pump for implantation in a patient'"'"'s body comprising:
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a drug delivery chamber adapted to be filled with a drug to be delivered to a drug delivery site in the patient'"'"'s body; a drug delivery catheter having a catheter lumen and extending from the drug delivery chamber to a delivery catheter distal end that is adapted to be disposed in the patient'"'"'s body and that is prone to fibrin buildup; means for initiating delivery of a bolus of the drug from the drug delivery chamber through the catheter lumen to the delivery site; and means for pushing, coupled to the delivery catheter distal end, and configured to push a fibrin buildup away from the delivery catheter distal end.
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27. A method of operating an implantable drug pump of the type comprising a drug delivery chamber and a drug delivery catheter having a catheter lumen and extending from the drug delivery chamber to a delivery catheter distal end that is adapted to be disposed in a patient'"'"'s body and that is prone to fibrin buildup when implanted in the patient'"'"'s body, the method comprising:
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filling the drug delivery chamber with a drug to be delivered to a drug delivery site in the patient'"'"'s body; initiating delivery of a bolus of the drug from the drug delivery chamber through the catheter lumen to the delivery site; and pushing a fibrin buildup away from the delivery catheter distal end, using a pushing element coupled to the delivery catheter distal end.
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Specification