Method for percutaneous insertion of catheters
First Claim
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1. A method for inserting an intra-aortic balloon catheter through a patient'"'"'s skin and subcutaneous tissue and into the femoral artery comprising the steps of:
- (a) puncturing the patient'"'"'s skin, subcutaneous tissue and femoral artery to create a channel from outside the patient'"'"'s body into the femoral artery,(b) inserting a guide wire through said channel into said artery,(c) dilating said channel to enlarge its diameter to a size sufficient to permit passage therethrough of said catheter,(d) inserting a sheath into said enlarged channel without permitting said sheath to enter said artery, and(e) inserting said catheter over said guide wire and through said sheath into said artery.
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Abstract
A device for facilitating the insertion of balloon catheters and other devices into blood vessels, for example, the femoral artery, while presenting the minimal amount of obstruction to the flow of fluid through the vessel. The device is comprised of an introducer sheath having a hub and a short elongated section wherein when the hub abuts the patient'"'"'s skin and the short elongated section is not long enough to reach the vessel. Also disclosed is a method for inserting a balloon catheter using the short introducer sheath.
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Citations
6 Claims
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1. A method for inserting an intra-aortic balloon catheter through a patient'"'"'s skin and subcutaneous tissue and into the femoral artery comprising the steps of:
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(a) puncturing the patient'"'"'s skin, subcutaneous tissue and femoral artery to create a channel from outside the patient'"'"'s body into the femoral artery, (b) inserting a guide wire through said channel into said artery, (c) dilating said channel to enlarge its diameter to a size sufficient to permit passage therethrough of said catheter, (d) inserting a sheath into said enlarged channel without permitting said sheath to enter said artery, and (e) inserting said catheter over said guide wire and through said sheath into said artery. - View Dependent Claims (2, 3, 4, 5, 6)
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Specification