IP Library Granted Patent US 10,737,085
Granted Patent B2
US 10,737,085 · App. 15/970,927 · Granted Aug 11, 2020

Medical device with hemostatic valve

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Quick Facts
Patent No.
US 10,737,085
App. No.
15/970,927
Granted
Aug 11, 2020
Kind
B2
Abstract

In various examples, a hub for a medical device includes a hub housing including a passage from a proximal end of the hub housing to a distal end of the hub housing. A valve is disposed within the hub. The valve is configured to allow passage of an insertable device through the valve while inhibiting leakage of fluid from the valve. A cap is engaged to the hub housing. The cap includes an opening therethrough sized and shaped to allow passage of the insertable device through the opening. The opening allows access to the passage of the hub housing. An angled sidewall is disposed within the hub. The angled sidewall is configured to retain and deform the valve into a curved shape.

Claims (32)

1. A hub for a medical device, the hub including a longitudinal axis extending from a proximal side of the hub to a distal side of the hub, the hub comprising:

a hub housing including a passage from a proximal end of the hub housing to a distal end of the hub housing;

a valve disposed within the hub, the valve including a circumferential edge extending between a first proximal side of the valve and a second distal side of the valve, the valve being configured to allow passage of an insertable device through the valve while inhibiting leakage of fluid from the valve;

a cap engaged to the hub housing, the cap including an opening therethrough sized and shaped to allow passage of the insertable device through the opening, the opening allowing access to the passage of the hub housing; and

an angled sidewall disposed within the hub and abutting the circumferential edge of the valve to radially compress the valve, the angled sidewall being disposed at an angle other than parallel to the longitudinal axis of the hub housing, wherein radial compression of the valve by the angled sidewall acts to retain the valve within the hub and deform the valve into a curved shape.

2. The hub of claim 1 , wherein the angled sidewall forms a tapered ring sized to accept the valve within the tapered ring.

3. The hub of claim 2 , wherein the tapered ring includes a first diameter at a proximal side of the tapered ring and a second diameter at a distal side of the tapered ring, the first diameter being smaller than the second diameter.

4. The hub of claim 1 , wherein the angled sidewall is configured to deform the valve into a substantially concave shape when viewed from a proximal side.

5. The hub of claim 1 , wherein the cap includes the angled sidewall.

6. The hub of claim 1 , comprising a pressure ring disposed between the cap and the valve, the pressure ring including a pressure ring opening that is smaller than the opening of the cap, wherein a distal side of the pressure ring is shaped to abut the first proximal side of the valve.

7. The hub of claim 1 in combination with a sheath extending distally from the distal end of the hub housing, the sheath including a lumen through the sheath, the lumen being fluidly coupled to the passage of the hub housing.

8. The hub of claim 7 , wherein the sheath is at least partially formed from EFEP.

9. The hub of claim 7 , wherein the sheath is overmolded with the hub housing.

10. A medical device comprising:

a hub including a longitudinal axis extending from a proximal side of the hub to a distal side of the hub, the hub including:

a hub housing including a passage from a proximal end of the hub housing to a distal end of the hub housing;

a valve disposed within the hub, the valve including a circumferential edge extending between a first proximal side of the valve and a second distal side of the valve, the valve being configured to allow passage of an insertable device through the valve while inhibiting leakage of fluid from the valve;

a cap engaged to the hub housing, the cap including an opening therethrough sized and shaped to allow passage of the insertable device through the opening, the opening allowing access to the passage of the hub housing; and

an angled sidewall disposed within the hub and abutting the circumferential edge of the valve to radially compress the valve, the angled sidewall being disposed at an angle other than parallel to the longitudinal axis of the hub housing, wherein the radial compression of the valve by the angled sidewall acts to retain the valve within the hub and deform the valve into a curved shape; and

a sheath extending distally from the distal end of the hub housing, the sheath including a lumen through the sheath, the lumen being fluidly coupled to the passage of the hub housing.

11. The medical device of claim 10 , wherein the angled sidewall forms a tapered ring sized to accept the valve within the tapered ring.

12. The medical device of claim 11 , wherein the tapered ring includes a first diameter at a proximal side of the tapered ring and a second diameter at a distal side of the tapered ring, the first diameter being smaller than the second diameter.

13. The medical device of claim 10 , wherein the angled sidewall is configured to deform the valve into a substantially concave shape when viewed from a proximal side.

14. The medical device of claim 10 , wherein the cap includes the angled sidewall.

15. The medical device of claim 10 , wherein the valve includes at least one slit within the valve, the slit extending from the first proximal side of the valve to the second distal side of the valve, the slit being angularly rotated within the valve from the first proximal side to the second distal side.

16. The medical device of claim 15 , wherein the at least one slit includes at least two intersecting slits within the valve.

17. The medical device of claim 10 , wherein the valve includes:

a first slit extending partially through the valve from the first proximal side of the valve; and

a second slit extending partially through the valve from the second distal side of the valve, the second slit being angularly offset from the first slit, the first and second slits intersecting at a location within the valve intermediate the first proximal side and the second distal side.

18. The medical device of claim 10 , comprising a pressure ring disposed between the cap and the valve, the pressure ring including a pressure ring opening that is smaller than the opening of the cap, wherein a distal side of the pressure ring is shaped to abut a first proximal side of the valve.

19. The medical device of claim 10 , wherein the sheath is at least partially formed from EFEP.

20. The medical device of claim 10 , wherein the sheath is overmolded with the hub housing.

Assignments (2)
SECURITY INTEREST Recorded Sep 10, 2021
From: GREATBATCH LTD.; ELECTROCHEM SOLUTIONS, INC.; LAKE REGION MEDICAL, INC.; LAKE REGION MANUFACTURING, INC.
To: WELLS FARGO BANK, NATIONAL ASSOCIATION, AS ADMINISTRATIVE AGENT
Reel/Frame 057468/0056 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded May 4, 2018
From: RIECKMANN, HANS P.; PFLAUMER, HANS; SCHEIBE, GRANT A.; DAS, BISWA P.; LESSER, JOSEPH E.; BAILEY, THOMAS E.
To: GREATBATCH LTD.
Reel/Frame 045713/0449 →