Claims
- 1. A balloon dilatation catheter system comprising:
a flexible elongated advancement member having a distal end, a tracking member having a proximal end and a distal end, said tracking member being adapted to slide over a guidewire and being fixedly attached to the distal end of the advancement member, an inflation channel, and an inflatable dilatation balloon having proximal end and distal end, the proximal end of the balloon being in fluid communication with the inflation channel, wherein the distal end of the balloon is attached to the tracking member and an alignment member aligns the advancement member and the inflation channel in the longitudinal direction.
- 2. The catheter system of claim 1, wherein the tracking member comprises two or more lumens.
- 3. The catheter system of claim 1, wherein the dilatation balloon is attached to the distal end of the tracking member.
- 4. The catheter system of claim 1, wherein the dilatation balloon is attached to the proximal end of the tracking member.
- 5. The catheter system of claim 1, wherein the tracking member has a lubricious coating.
- 6. The catheter system of claim 1, wherein the tracking member is formed integral with the dilatation balloon.
- 7. A balloon dilatation catheter system comprising:
a flexible elongated advancement member having a distal end, a dilatation balloon having a proximal end and a distal end, and an inflation channel, the proximal end of the balloon being in fluid communication with the inflation channel, wherein the distal end of the balloon is attached to the distal end of the advancement member and an alignment member aligns the advancement member and the inflation channel in the longitudinal direction.
- 8. The catheter system of claim 1 or 7, wherein the inflation channel is substantially coextensive with the advancement member.
- 9. The catheter system of claim 1 or 7, wherein the inflation channel is in a spiral configuration around the advancement member.
- 10. The catheter system of claim 1 or 7, wherein the advancement member comprises a flexible wire or hypotube.
- 11. The catheter system of claim 1 or 7, wherein the advancement member is rigid at its proximal end and increasingly more flexible as it extends distally.
- 12. The catheter system of claim 1 or 7, wherein the inflation channel is collapsible or noncollapsible.
- 13. The catheter system of claim 1 or 7, wherein the dilatation balloon or the inflation channel, or both, have a wire reinforcement.
- 14. The catheter system of claim 1 or 7, wherein the dilatation balloon and the inflation channel are formed integrally.
- 15. The catheter system of claim 1 or 7, wherein the inflation channel is attached to the advancement member at at least one point.
- 16. The catheter system of claim 1 or 7, which also comprises a torquer attached to the proximal end of the advancement member.
- 17. The catheter system of claim 1 or 7, wherein the inflation channel is not attached to the advancement member.
- 18. The catheter system of claim 1 or 7, wherein the balloon and/or the inflation channel are attached to the advancement member.
- 19. The catheter system of claim 1 or 7, wherein the advancement member is attached to or integral with the alignment member.
- 20. The catheter system of claim 19, wherein the advancement member is attached to the inner surface of the alignment member.
- 21. The catheter system of claim 1 or 7, wherein the alignment member is a hypotube.
- 22. A method of positioning the distal end of a dilatation system at a desired location within a patient's body, which comprises the step of:
advancing a dilatation system of claim 1 or 7 over a guidewire through a corporeal lumen so that the distal end of said dilatation system is positioned at a desired location.
- 23. A medical delivery system comprising:
a flexible elongated advancement member having a distal end, a tracking member having a proximal end and a distal end, said tracking member being adapted to slide over a guidewire and being fixedly attached to the distal end of the advancement member, and a medical instrumentality having proximal end and distal end, the proximal end of the instrumentality being in communication with a source, wherein the distal end of the medical instrumentality is attached to the tracking member and an alignment member aligns the advancement member and any communication member connected to the medical instrumentality.
- 24. The delivery system of claim 23, wherein the tracking member comprises two or more lumens.
- 25. The delivery system of claim 23, wherein the medical instrumentality is attached to the distal end of the tracking member.
- 26. The delivery system of claim 23, wherein the medical instrumentality is attached to the proximal end of the tracking member.
- 27. The delivery system of claim 23, wherein the tracking member has a lubricious coating.
- 28. The delivery system of claim 23, wherein the tracking member is formed integral with the medical instrumentality.
- 29. A medical delivery system comprising:
a flexible elongated advancement member having a distal end, a medical instrumentality having a proximal end and a distal end, and a communication member, the proximal end of the medical instrumentality being in communication with the communication member, wherein the distal end of the medical instrumentality is attached to the distal end of the advancement member and an alignment member aligns the advancement member and the communication member in the longitudinal direction.
- 30. The delivery system of claim 23 or 29, wherein the communication member is substantially coextensive with the advancement member.
- 31. The delivery system of claim 23 or 29, wherein the communication member is in a spiral configuration around the advancement member.
- 32. The delivery system of claim 23 or 29, wherein the advancement member comprises a flexible wire or hypotube.
- 33. The delivery system of claim 23 or 29, wherein the advancement member is rigid at its proximal end and increasingly more flexible as it extends distally.
- 34. The delivery system of claim 23 or 29, wherein the medical instrumentality and the communication member are formed integrally.
- 35. The delivery system of claim 23 or 29, wherein the communication member is attached to the advancement member at at least one point.
- 36. The delivery system of claim 23 or 29, wherein the communication member is not attached to the advancement member.
- 37. The delivery system of claim 23 or 29, wherein the medical instrumentality and/or the communication member are attached to the advancement member.
- 38. The delivery system of claim 23 or 29, wherein the advancement member is attached to or integral with the alignment member.
- 39. The delivery system of claim 38, wherein the advancement member is attached to the inner surface of the alignment member.
- 40. The delivery system of claim 23 or 29, wherein the alignment member is a hypotube.
- 41. A method of positioning the distal end of a medical instrumentality at a desired location within a patient's body, which comprises the step of:
advancing a delivery system of claim 23 or 29 over a guidewire through a corporeal lumen so that the medical instrumentality is positioned at a desired location.
- 42. A stent delivery system comprising:
a flexible elongated advancement member having a proximal end and a distal end, a tracking member having a proximal end and a distal end, said tracking member being adapted to slide over a guidewire and being fixedly attached to the distal end of the advancement member, an inflation channel, and an inflatable balloon having a proximal end and a distal end, the proximal end of the balloon being in fluid communication with the inflation channel, wherein the distal end of the balloon is attached to the tracking member, wherein a stent can be arranged concentric to the balloon, and wherein an alignment member aligns the advancement member and the inflation channel in the longitudinal direction.
- 43. The delivery system of claim 42, wherein the tracking member comprises two or more lumens.
- 44. The delivery system of claim 42, wherein the balloon is attached to the distal end of the tracking member.
- 45. The delivery system of claim 42, wherein the balloon is attached to the proximal end of the tracking member.
- 46. The delivery system of claim 42, wherein the tracking member has a lubricious coating.
- 47. The delivery system of claim 42, wherein the tracking member is formed integral with the balloon.
- 48. A stent delivery system comprising:
a flexible elongated advancement member having a proximal end and a distal end, an inflatable balloon having a proximal end and a distal end, and an inflation channel, the proximal end of the balloon being in fluid communication with the inflation channel, wherein the distal end of the balloon is attached to the distal end of the advancement member. wherein a stent can be arranged concentric to the balloon, and wherein an alignment member aligns the advancement member and the inflation channel in the longitudinal direction.
- 49. The delivery system of claim 48, wherein the balloon is folded to form a tracking member adapted to slide over a guidewire.
- 50. The delivery system of claim 42 or 48, wherein the inflation channel is substantially coextensive with the advancement member.
- 51. The delivery system of claim 42 or 48, wherein the inflation channel is in a spiral configuration around the advancement member.
- 52. The delivery system of claim 42 or 48, wherein the advancement member comprises a flexible wire or hypotubing.
- 53. The delivery system of claim 42 or 48, wherein the advancement member is rigid at its proximal end and increasingly more flexible as it extends distally.
- 54. The delivery system of claim 42 or 48, wherein the inflation channel is collapsible or noncollapsible.
- 55. The delivery system of claim 42 or 48, wherein the balloon or the inflation channel, or both, have a wire reinforcement.
- 56. The delivery system of claim 42 or 48, wherein the balloon and the inflation channel are formed integral.
- 57. The delivery system of claim 42 or 48, wherein the inflation channel is attached to the advancement member at at least one point.
- 58. The delivery system of claim 42 or 48, which also comprises a torquer attached to the proximal end of the advancement member.
- 59. The delivery system of claim 42 or 48, wherein the inflation channel is unattached to the advancement member.
- 60. A method of positioning a stent at a desired location within a patient's body, which comprises the step of:
advancing a delivery system of claim 42 or 48 through a corporeal lumen so that the distal end of said delivery system is positioned at a desired location.
- 61. The method of claim 60, wherein another delivery system or other medical device is advanced distally over the catheter of claim 42 or 48.
- 62. A method of positioning a stent at a desired location within a patient's body, which comprises the step of:
advancing a delivery system of claim 42 or 48 over a guidewire through a coporeal lumen so that the stent is positioned at a desired location.
- 63. The method of claim 62, wherein in another step another medical instrumentality is advanced distally over the guidewire and positioned adjacent to the delivery system of claim 42 or 48.
CROSS-REFERENCE TO RELATED APPLICATIONS
[0001] This application is a continuation of co-pending U.S. patent application Ser. No. 09/629,768, filed Jul. 31, 2000, which in turn is a continuation-in-part of U.S. patent application Ser. No. 09/454,255, filed, Dec. 2, 1999, now U.S. Pat. No. 6,447,501, which is a continuation-in-part of U.S. patent application Serial No. 09/312,529, filed May 14, 1999, now U.S. Pat. No. 6,394,995, which is based upon U.S. Provisional Patent Application Serial No. 60/085,636, filed May 15, 1998.
Provisional Applications (1)
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Number |
Date |
Country |
|
60085636 |
May 1998 |
US |
Continuations (1)
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Number |
Date |
Country |
Parent |
09629768 |
Jul 2000 |
US |
Child |
10428668 |
May 2003 |
US |
Continuation in Parts (2)
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Number |
Date |
Country |
Parent |
09454255 |
Dec 1999 |
US |
Child |
09629768 |
Jul 2000 |
US |
Parent |
09312529 |
May 1999 |
US |
Child |
09454255 |
Dec 1999 |
US |