Manifold system for a medical device

• US 20030181850A1
• Filed: 02/26/2003
• Published: 09/25/2003
• Est. Priority Date: 10/04/2001
• Status: Active Grant

• Current Assignee: Medline Industries Incorporated (Medline Holdings Incorporated)
• Original Assignee: Boston Scientific Scimed (Boston Scientific Corporation)
• Inventors: Mitchell, James, Diamond, Scott A., Hart, Colin P., Deyette, Thomas Jr., Garlapow, Richard M., Wetherbee, William A., Van Diver, Mark H.
• Granted Patent: US 7,172,572 B2
• Time in Patent Office: Days
• US Class Current: 604/30
• CPC Class Codes: A61M 2039/226 Spindles or actuating means
• CPC Class Codes: A61M 39/223 Multiway valves
• CPC Class Codes: A61M 5/16827 controlling delivery of multiple fluids, e.g. sequencing, mixing or via separate flow-paths infusion of multiple fluids without using a controller A61M5/1407
• CPC Class Codes: Y10T 137/86638 Rotary valve
• CPC Class Codes: Y10T 137/86823 Rotary valve

Abstract

A number of devices are illustrated for providing a manifold that can simply and selectively couple a number of different therapeutic and diagnostic elements to a catheter or other medical device. Some examples include devices having sliding actuators, rotary actuators, button actuators, or combinations thereof, for easily changing the valve scheme and fluid pathways within a manifold.

Claims

1. A manifold for coupling a pressure/suction source and a plurality of diagnostic or therapeutic substance sources to a medical device adapted for use of the diagnostic or therapeutic substances, the manifold comprising:

valve means having a first position, a second position, and a third position, wherein the first position is adapted for infusing a first substance to the medical device, the second position is adapted for flushing the manifold, and the third position is adapted for draining fluid from the medical device.

2. The manifold of claim 1, wherein the valve means is coupled to selector means allowing a user to select one of the first position, the second position, and the third position, the selector means comprising a mechanism allowing the user to select one of the positions by manipulating a single element.

3. The manifold of claim 2, wherein the mechanism is a plurality of buttons, wherein depressing a button selects a position.

4. The manifold of claim 3, wherein the buttons are interconnected such that depressing a first button causes a second button to release from a depressed position.

5. The manifold of claim 2, wherein the mechanism is a rotatable member, wherein rotation of the rotatable member selects a position.

6. The manifold of claim 2, wherein the mechanism is a sliding member, wherein sliding of the sliding member selects a position.

7. The manifold of claim 1, further comprising indicating means for indicating whether the valve means is in a selected position.

8. A manifold for controlling which of several ports is coupled to a medical device, the manifold comprising:

a port for coupling to a pressure/suction device;

a port for coupling to a diagnostic or therapeutic substance source;

a port for coupling to a saline/waste line;

a port for coupling to the medical device; and

A main valve including a rotating actuator having a number of bores therethrough and a housing providing a number of bores between the ports and the rotating actuator;

wherein the rotating actuator and the bores selectively provide;

a first fluid path coupling the pressure/suction port to the substance source port and the medical device port when the rotating actuator is in a first position for infusing the substance into the medical device;

a second fluid path coupling the pressure/suction port to the saline/waste line port when the rotating actuator is in a second position for flushing the manifold and pressure/suction device; and

a third fluid path coupling the pressure/suction port to the medical device port when the rotating actuator is in a third position for aspirating fluid from the medical device.

9. The manifold of claim 8, further comprising a valved bore for selectively coupling the saline/waste port to the medical device port.

10. The manifold of claim 8, further comprising a one-way valve placed in the fluid path between substance port and the rotating actuator for preventing fluid flow from the rotating actuator back into the substance source.

11. The manifold of claim 8, wherein the substance is a contrast medium.

12. The manifold of claim 8, wherein the pressure/suction port is adapted to couple to a syringe.

13. The manifold of claim 8, wherein the medical device port is adapted to couple to a catheter.

14. The manifold of claim 8, the first fluid path further includes a first check valve for preventing aspiration from the medical device.

15. The manifold of claim 14, wherein the first fluid path further includes a second check valve for preventing infusion of fluid to the substance source.

16. The manifold of claim 14, wherein the third fluid path includes the first check valve and wherein the rotating actuator is moved from the first position to the third position such that the first check valve, when in the third fluid path, operates to prevent injection of fluid to the medical device.

17. The manifold of claim 8, wherein the rotating actuator and the bores selectively provide a fourth fluid path coupling the saline/waste port to the medical device port.

18. The manifold of claim 8, further comprising a selector attached to the rotating actuator, the selector allowing a user to rotate the rotating actuator, the selector further including means for indicating the position of the rotating actuator.

19. A manifold for controlling which of several ports is coupled to a medical device, the manifold comprising:

a port for coupling to a pressure/suction device;

a port for coupling to a diagnostic or therapeutic substance source;

a port for coupling to a saline/waste line;

a port for coupling to the medical device; and

a main valve including a sliding actuator having a number of bores therethrough and a housing providing a number of bores between the ports and the sliding actuator;

wherein the sliding actuator and the bores selectively provide;

a first fluid path coupling the pressure/suction port to the substance source port and the medical device port when the sliding actuator is in a first position for infusing the substance into the medical device;

a second fluid path coupling the pressure/suction port to the saline/waste line port when the sliding actuator is in a second position for flushing the manifold and pressure/suction device; and

a third fluid path coupling the pressure/suction port to the medical device port when the sliding actuator is in a third position for aspirating fluid from the medical device.

20. The manifold of claim 19, further comprising a valved bore for selectively coupling the saline/waste port to the medical device port along a fourth fluid path.

21. The manifold of claim 19, further comprising a one-way valve placed in the fluid path between substance port and the sliding actuator for preventing fluid flow from the sliding actuator back into the substance source.

22. The manifold of claim 19, wherein the substance is a contrast medium.

23. The manifold of claim 19, wherein the pressure/suction port is adapted to couple to a syringe.

24. The manifold of claim 19, wherein the medical device port is adapted to couple to a catheter.

25. The manifold of claim 19, the first fluid path further includes a first check valve for preventing aspiration from the medical device to the pressure/suction port.

26. The manifold of claim 25, wherein the first fluid path further includes a second check valve for preventing infusion of fluid to the substance source from the pressure/suction port.

27. The manifold of claim 25, wherein the third fluid path includes the second check valve and wherein the sliding actuator is moved from the first position to the third position such that the second check valve becomes placed in the third fluid path and prevents injection of fluid to the medical device.

28. The manifold of claim 25, wherein the sliding actuator and the bores further provide a fourth fluid path coupling the pressure/suction port to the saline/waste port and the device port, wherein the fourth fluid path include the first check valve preventing fluid flow from the pressure/suction port to the saline/waste port and the second check valve preventing fluid flow from the device port to the pressure/suction port.

29. The manifold of claim 19, wherein the sliding actuator and the bores selectively provide a fourth fluid path coupling the saline/waste port to the medical device port.

30. A manifold for controlling which of several ports is coupled to a medical device, the manifold comprising:

a port for coupling to a pressure/suction device;

a port for coupling to a diagnostic or therapeutic substance source;

a port for coupling to a saline/waste line;

a port for coupling to the medical device; and

a main valve section including a number of valves disposed within a number of valve seats, the valves spring-biased to a first position and a housing providing an number of bores between the ports and the valves, wherein the valves are coupled to a plurality of pushbuttons for controlling which of several configurations the valves adopt, the pushbuttons being placed such that depressing a pushbutton counteracts the spring bias on at least one valve;

wherein the valves and the bores selectively provide;

a first fluid path coupling the pressure/suction port to the substance source port and the medical device port when the pushbuttons are in a first configuration for infusing the substance into the medical device;

a second fluid path coupling the pressure/suction port to the saline/waste line port when the pushbuttons are in a second configuration for flushing the manifold and pressure/suction device; and

a third fluid path coupling the pressure/suction port to the medical device port for aspirating fluid from the medical device when the pushbuttons are in a third configuration.

31. The manifold of claim 30, further comprising a valved bore for selectively coupling the saline/waste port to the medical device port along a fourth fluid path.

32. The manifold of claim 30, further comprising a one-way valve placed in the fluid path between the substance port and the pressure/suction port for preventing fluid flow into the substance source.

33. The manifold of claim 30, wherein the substance is a contrast medium.

34. The manifold of claim 30, wherein the pressure/suction port is adapted to couple to a syringe.

35. The manifold of claim 30, wherein the medical device port is adapted to couple to a catheter.

36. The manifold of claim 30, the first fluid path further includes a first check valve for preventing fluid from moving from the medical device to the pressure/suction port.

37. The manifold of claim 36, wherein the first fluid path further includes a second check valve for preventing infusion of fluid to the substance source from the pressure/suction port.

38. The manifold of claim 30, wherein the valves and the bores selectively provide a fourth fluid path coupling the saline/waste port to the medical device port.

39. The manifold of claim 30, further comprising an integrated pressure transducer.