VESSEL ACCESS CATHETER

• US 20170333674A1
• Filed: 05/18/2016
• Published: 11/23/2017
• Est. Priority Date: 05/18/2016
• Status: Abandoned Application

• Current Assignee: Walzman Innovations, LLC
• Original Assignee: Walzman Innovations, LLC
• Inventors: Walzman, Daniel
• Application Number:
  US15/158,341
• Publication Number:
  US 20170333674A1
• Time in Patent Office: Days
• CPC Class Codes: A61B 5/055 involving electronic [EMR] or nuclear [NMR] magnetic resonance, e.g. magnetic resonance imaging
• CPC Class Codes: A61B 5/283 Invasive
• CPC Class Codes: A61B 5/6852 Catheters
• CPC Class Codes: A61B 6/481 involving the use of contrast agents
• CPC Class Codes: A61B 6/487 involving fluoroscopy
• CPC Class Codes: A61B 6/504 for diagnosis of blood vessels, e.g. by angiography
• CPC Class Codes: A61F 2/856 Single tubular stent with a side portal passage
• CPC Class Codes: A61F 2/954 for placing stents or stent-grafts in a bifurcation
• CPC Class Codes: A61F 2002/9528 for retrieval of stents
• CPC Class Codes: A61M 2205/0266 Shape memory materials
• CPC Class Codes: A61M 2210/12 Blood circulatory system
• CPC Class Codes: A61M 25/0041 pre-formed, e.g. specially adapted to fit with the anatomy of body channels urethral catheters A61F2/04
• CPC Class Codes: A61M 25/0052 Localized reinforcement, e.g. where only a specific part of the catheter is reinforced, for rapid exchange guidewire port
• CPC Class Codes: A61M 25/04 in the body, e.g. expansible A61M25/10, A61M16/0488 take precedence
• CPC Class Codes: A61M 25/10 Balloon catheters A61M25/0125 takes precedence; embolectomy A61B17/22032; retractors A61B17/02; inflatable balloons for placing stents or stent-grafts A61F2/958 ; stomach balloons for treatment of obesity A61F5/0003; oesophagal tubes A61J15/00

Abstract

The described invention provides an endovascular device comprising a tube comprising a first end comprising a bifurcation and a second end comprising an opening. The bifurcation at the first end comprises a first branch and a second branch. The opening at the second end comprises a primary opening and a secondary opening. The first branch and the primary opening form a working lumen. The second branch and the secondary opening form a support lumen. The described invention further provides an endovascular device comprising a tube comprising a side-hole, a first segment comprising a primary opening and a second segment. The side-hole and the first segment form a working lumen. The second segment forms a support lumen.

Claims

1. An endovascular device comprising:

a. a tube comprising;

i. a first end comprising a bifurcation; and

ii. a second end comprising an opening,

wherein the bifurcation at the first end comprises a first branch and a second branch,

wherein diameter of the first branch is greater than diameter of the second branch,

wherein the opening at the second end comprises a primary opening and secondary opening,

wherein diameter of the primary opening is greater than diameter of the secondary opening,

wherein the first branch and primary opening form a working lumen, and

wherein the second branch and secondary opening form a support lumen, wherein the support lumen is effective;

1. to provide stability to the endovascular device; and

2. to prevent kickback of the endovascular device,

wherein diameter of the working lumen is greater than diameter of the support lumen, and

wherein length of the support lumen is greater than length of the working lumen.

2. The endovascular device according to claim 1, wherein length of the support lumen ranges from about 70 cm (27.56 inches) to about 150 cm (59.06 inches).

3. The endovascular device according to claim 1, wherein length of the working lumen ranges from about 40 cm (15.75 inches) to about 90 cm (35.43 inches).

4. The endovascular device according to claim 1, wherein internal diameter of the working lumen ranges from about 0.0254 cm (0.0100 inches) to about 26 Fr (0.3410 inches).

5. The endovascular device according to claim 4, wherein the internal diameter of the working lumen ranges from about 5 Fr (0.0656 inches) to about 11 Fr (0.1440 inches).

6. The endovascular device according to claim 1, wherein internal diameter of the support lumen ranges from about 1 Fr (0.0131 inches) to about 8 Fr (0.1050 inches).

7. The endovascular device according to claim 6, wherein the internal diameter of the support lumen ranges from about 0.0890 cm (0.0350 inches) to about 0.0970 cm (0.0380 inches).

8. The endovascular device according to claim 1, wherein the support lumen is rigid.

9. The endovascular device according to claim 1, wherein a length of the support lumen is soft and flexible.

10. The endovascular device according to claim 1, wherein the support lumen comprises a device separate from the endovascular device.

11. The endovascular device according to claim 10, wherein the separate device is a wire, a balloon, a stent, or a combination thereof.

12. The endovascular device according to claim 11, wherein diameter of the wire ranges from about 0.0890 cm (0.0350 inches) to about 0.0970 cm (0.0380 inches).

13. The endovascular device according to claim 12, wherein the wire comprises a balloon.

14. The endovascular device according to claim 12, wherein the wire is a guide wire.

15. The endovascular device according to claim 12, wherein the wire comprises a retrievable stent.

16. The endovascular device according to claim 1, wherein the working lumen is a conduit through which a second device is advanced into a blood vessel.

17. The endovascular device according to claim 16, wherein the second device is a diagnostic catheter, a therapeutic catheter, a therapeutic balloon, a therapeutic stent, or another endovascular device.

18. The endovascular device according to claim 1, wherein the primary opening comprises an angled extension.

19. The endovascular device according to claim 18, wherein the angled extension ranges from about a 0 degree angle to about a 359 degree angle.

20. The endovascular device according to claim 19, wherein the angled extension is fixed.

21. The endovascular device according to claim 19, wherein the angled extension is adjustable.

22. The endovascular device according to claim 1, wherein the blood vessel comprises an anatomical variation comprising an acute angulation.

23. The endovascular device according to claim 22, wherein the acute angulation is an aortic arch variation.

24. The endovascular device according to claim 22, wherein the acute angulation is a vertebral artery variation.

25. The endovascular device according to claim 23, wherein the aortic arch variation is bovine arch variation.

26. The endovascular device according to claim 1, wherein the blood vessel is accessed through the femoral artery.

27. The endovascular device according to claim 1, wherein the blood vessel is accessed through the brachial artery.

28. The endovascular device according to claim 1, wherein the endovascular device further comprises a luer lock.

29. The endovascular device according to claim 1, wherein the support lumen is of an “

S”

shape.

30. The endovascular device according to claim 29, wherein the “

S”

shape is a shepherd'"'"'s hook shape.

31. The endovascular device according to claim 29, wherein length of the support lumen is at least 4% longer than length of the working lumen.

32. An endovascular device comprising:

a. a tube comprising;

i. a side-hole;

ii. a first segment comprising a primary opening; and

iii. a second segment,

wherein the first segment extends from the primary opening to the side-hole and the second segment extends from the side-hole and tapers to an end,

wherein the side-hole and the first segment form a working lumen, and

wherein the second segment forms a support lumen, wherein the support lumen is effective;

1. to provide stability to the endovascular device; and

2. to prevent kickback of the endovascular device.

33. The endovascular device according to claim 32, wherein length of the first segment ranges from about 50 cm to about 100 cm.

34. The endovascular device according to claim 32, wherein the second segment extends from about 20 cm to about 60 cm in length from the side-hole.

35. The endovascular device according to claim 32, wherein internal diameter of the working lumen ranges from about 0.0254 cm (0.0100 inches) to about 26 Fr (0.3410 inches).

36. The endovascular device according to claim 35, wherein the internal diameter of the working lumen ranges from about 4 Fr (0.0530 inches) to about 12 Fr (0.1580 inches).

37. The endovascular device according to claim 32, wherein the device comprises a catheter, a therapeutic balloon, a therapeutic stent, or another endovascular device.

38. The endovascular device according to claim 37, wherein the catheter comprises an angled extension.

39. The endovascular device according to claim 38, wherein the angle of the angled extension ranges from about 10 degrees to about 180 degrees.

40. The endovascular device according to claim 38, wherein the angled extension comprises a shape memory polymer (SMP), a shape memory alloy (SMA) or a combination thereof.

41. The endovascular device according to claim 32, wherein the endovascular device further comprises an introducer.

42. The endovascular device according to claim 32, wherein the blood vessel comprises an anatomical variation comprising an acute angulation.

43. The endovascular device according to claim 42, wherein the acute angulation is an aortic arch variation.

44. The endovascular device according to claim 42, wherein the acute angulation is a vertebral artery variation.

45. The endovascular device according to claim 43, wherein the aortic arch variation is bovine arch variation.

46. The endovascular device according to claim 32, wherein the blood vessel is accessed through the femoral artery.

47. The endovascular device according to claim 32, wherein the blood vessel is accessed through the brachial artery.

48. The endovascular device according to claim 32, wherein the working lumen is a conduit through which a second device is advanced into a blood vessel.

49. The endovascular device according to claim 48, wherein the second device comprises a catheter, a therapeutic balloon, a therapeutic stent, or another endovascular device.

50. The endovascular device according to claim 49, wherein the catheter comprises an angled extension.

51. The endovascular device according to claim 50, wherein the angle of the angled extension ranges from about 10 degrees to about 180 degrees.

52. The endovascular device according to claim 50, wherein the angled extension comprises a shape memory polymer (SMP), a shape memory alloy (SMA) or a combination thereof.

53. The endovascular device according to claim 32, wherein the endovascular device further comprises an introducer.

54. The endovascular device according to claim 32, wherein internal diameter of the second segment ranges from about 0.0020 cm (0.0008) inches to about 23 Fr (0.3018 inches).

55. The endovascular device according to claim 32, wherein the side-hole comprises an angled extension.

56. The endovascular device according to claim 55, wherein the angled extension ranges from about a 0 degree angle to about a 359 degree angle.

57. The endovascular device according to claim 56, wherein the angled extension is fixed.

58. The endovascular device according to claim 56, wherein the angled extension is adjustable.

59. The endovascular device according to claim 32, wherein the endovascular device further comprises a luer lock.

60. The endovascular device according to claim 59, wherein length of the first segment ranges from about 10 cm to about 130 cm.

61. The endovascular device according to claim 60, wherein length of the second segment ranges from about 10% to about 300% longer than the length of the first segment.

62. The endovascular device according to claim 59, wherein length of the device ranges from about 10 cm to about 520 cm.

63. The endovascular device according to claim 32, wherein the support lumen is of an “

S”

shape.

64. The endovascular device according to claim 63, wherein the “

S”

shape is a shepherd'"'"'s hook shape.

65. The endovascular device according to claim 63, wherein length of the support lumen is at least 4% longer than length of the working lumen.