Balloon dilatation catheter with proximal hypotube
First Claim
Patent Images
1. An intravascular balloon catheter, comprising:
- a. a balloon having a proximal waist segment, an inflatable segment and a distal waist segment;
b. a metallic tube having a proximal end, a distal end and an inflation lumen extending therethrough, the distal end of the metallic tube connected to the proximal waist segment of the balloon, the distal end of the metallic tube having a crimped portion; and
c. a hollow core member having a proximal end, a distal end and a lumen therein, the proximal end of the hollow core member connected to the distal end of the metallic tube such that the lumen of the hollow core member is in communication with the exterior of the balloon catheter, the distal end of the hollow core member connected to the distal balloon waist.
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Abstract
An intravascular balloon catheter is disclosed which includes a proximal hypotube shaft segment, a distal polymer shaft segment, a distally-mounted inflatable balloon segment, and a hollow tubular member having a proximal end connected to the distal end of the hypotube shaft segment such that the lumen of the hollow tubular member is in communication with the exterior of the balloon catheter and the distal end of the hollow tubular member is connected to the distal end of the balloon.
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Citations
30 Claims
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1. An intravascular balloon catheter, comprising:
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a. a balloon having a proximal waist segment, an inflatable segment and a distal waist segment; b. a metallic tube having a proximal end, a distal end and an inflation lumen extending therethrough, the distal end of the metallic tube connected to the proximal waist segment of the balloon, the distal end of the metallic tube having a crimped portion; and c. a hollow core member having a proximal end, a distal end and a lumen therein, the proximal end of the hollow core member connected to the distal end of the metallic tube such that the lumen of the hollow core member is in communication with the exterior of the balloon catheter, the distal end of the hollow core member connected to the distal balloon waist. - View Dependent Claims (3, 4, 5, 6, 8, 9)
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2. An intravascular balloon catheter, comprising:
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a. a balloon having a proximal waist segment, an inflatable segment and a distal waist segment; b. a metallic tube having a proximal end, a distal end and an inflation lumen extending therethrough, the distal end of the metallic tube connected to the proximal waist segment of the balloon; and c. a hollow core member having a proximal end, a distal end and a lumen therein, the proximal end of the hollow core member connected to the proximal waist segment such that the lumen of the hollow core member is in communication with the exterior of the balloon catheter, the distal end of the hollow core member connected to the distal balloon waist, the proximal end of the hollow core member partially laterally offset form the distal end of the metallic tube.
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7. An intravascular balloon catheter, comprising:
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a. a balloon having a proximal waist segment, an inflatable segment and a distal waist segment; b. a metallic tube having a proximal end, a distal end and an inflation lumen extending therethrough, the distal end of the metallic tube connected to the proximal waist segment of the balloon, the distal end of the metallic tube having a lateral portion removed and a distally facing opening in fluid communication with the inflation lumen; and c. a hollow core member having a proximal end and a lumen therein, the proximal end of the hollow core member connected to the proximal waist segment such that the lumen of the hollow core member is in communication with the exterior of the balloon catheter.
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10. An intravascular balloon catheter, comprising:
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a. a hypotube proximal shaft portion having a proximal end and a distal end, the distal end of the hypotube shaft having a crimped portion; b. a tubular member having a proximal end, a distal end and a lumen extending therethrough, the proximal end of the tubular member connected to the distal end of the hypotube shaft such that the lumen of the tubular member is in communication with the exterior of the balloon catheter; and c. a balloon having a distal end, the distal end of the balloon connected to the distal end of the tubular member. - View Dependent Claims (12, 13, 14)
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11. An intravascular balloon catheter, comprising:
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a. a hypotube proximal shaft portion having a proximal end and a distal end; b. a balloon having a proximal end and a distal end; and c. a tubular member having a proximal end, a distal end and a lumen extending therethrough, the proximal end of the tubular member connected to the proximal end of the balloon such that the lumen of the tubular member is in communication with the exterior of the balloon catheter, the distal end of the tubular member connected to the distal end of the balloon, the proximal end of the tubular member connected to and partially laterally offset form the distal end of the hypotube shaft.
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15. An intravascular balloon catheter, comprising:
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a. an inflatable balloon segment; b. a metallic tube having a proximal end, a distal end and an inflation lumen extending therethrough, the distal end of the metallic tube having a crimped portion; c. a proximal waist having a proximal end, a distal end and a lumen extending therethrough, the proximal end of the proximal waist connected to the distal end of the metallic tube, the distal end of the proximal waist connected to the inflatable balloon segment; d. a distal waist having a proximal end and a distal end, the proximal end of the distal waist connected to the inflatable balloon segment; and e. a hollow tubular member having a proximal end, a distal end and a lumen therein, the proximal end of the hollow tubular member connected to the distal end of the metallic tube such that the lumen of the hollow tubular member is in communication with the exterior of the balloon catheter, the distal end of the hollow tubular member connected to the distal waist. - View Dependent Claims (17, 18, 19, 21, 22)
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16. An intravascular balloon catheter, comprising:
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a. an inflatable balloon segment; b. a metallic tube having a proximal end, a distal end and an inflation lumen extending therethrough; c. a proximal waist having a proximal end, a distal end and a lumen extending therethrough, the proximal end of the proximal waist connected to the distal end of the metallic tube, the distal end of the proximal waist connected to the inflatable balloon segment; d. a distal waist having a proximal end and a distal end, the proximal end of the distal waist connected to the inflatable balloon segment; and e. a hollow tubular member having a proximal end, a distal end and a lumen therein, the proximal end of the hollow tubular member connected to the proximal waist such that the lumen of the hollow tubular member is in communication with the exterior of the balloon catheter, the distal end of the hollow tubular member connected to the distal waist, the proximal end of the hollow tubular member partially laterally offset form the distal end of the metallic tube.
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20. An intravascular balloon catheter, comprising:
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a. an inflatable balloon segment; b. a metallic tube having a proximal end, a distal end and an inflation tureen extending therethrough, the distal end of the metallic tube having a lateral portion removed and a distally facing opening in fluid communication with the inflation lumen; c. a proximal waist having a proximal end, a distal end and a lumen extending therethrough, the proximal end of the proximal waist connected to the distal end of the metallic tube, the distal end of the proximal waist connected to the inflatable balloon segment; d. a distal waist having a proximal end and a distal end, the proximal end of the distal waist connected to the inflatable balloon segment; and e. a hollow tubular member having a proximal end and a lumen therein, the proximal end of the hollow tubular member connected to the proximal waist such that the lumen of the hollow tubular member is in communication with the exterior of the balloon catheter.
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23. An intravascular balloon catheter, comprising:
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a. an elongate shaft having a proximal portion and a distal portion, the proximal portion made of a metallic material and the distal portion made of a polymer material, the metallic portion having a crimped distal end; b. an inflatable balloon connected to the distal portion of the elongate shaft; and c. a hollow tubular member having a proximal end, a distal end and a lumen therein, the proximal end of the hollow tubular member connected to the elongate shaft such that the lumen of the hollow tubular member is in communication with the exterior of the balloon catheter. - View Dependent Claims (25, 26, 27, 28)
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24. An intravascular balloon catheter, comprising:
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a. an elongate shaft having a proximal portion and a distal portion, the proximal portion made of a metallic material and the distal portion made of a polymer material; b. an inflatable balloon connected to the distal portion of the elongate shaft; and c. a hollow tubular member having a proximal end, a distal end and a lumen therein, the proximal end of the hollow tubular member connected to the elongate shaft such that the lumen of the hollow tubular member is in communication with the exterior of the balloon catheter, the proximal end of the hollow tubular member partially laterally offset form the distal end of the metallic portion of the shaft.
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29. An intravascular balloon catheter, comprising:
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a. a balloon having a proximal end and a distal end; b. a hypotube proximal shaft portion having a proximal end and a distal end, the distal end of the hypotube shaft having a lateral portion removed and a distally facing opening in fluid communication with the inflation lumen; and c. a tubular member having a proximal end and a lumen extending therethrough, the proximal end of the tubular member connected to the proximal end of the balloon such that the lumen of the tubular member is in communication with the exterior of the balloon catheter.
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30. An intravascular balloon catheter, comprising:
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a. an inflatable balloon; b. an elongate shaft having a proximal portion and a distal portion, the proximal portion made of a metallic material and the distal portion made of a polymer material, the balloon connected to the distal portion, the distal end of the metallic portion of the shaft having a lateral portion removed and a distally facing opening in fluid communication with the inflation lumen; and c. a hollow tubular member having a proximal end, a distal end and a lumen therein, the proximal end of the hollow tubular member connected to the elongate shaft such that the lumen of the hollow tubular member is in communication with the exterior of the balloon catheter.
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Specification