IP Library Granted Patent US 11,504,112
Granted Patent B1
US 11,504,112 · App. 16/866,924 · Granted Nov 22, 2022

Specialized needle packaging system

Inventor: Nathan Daniel Cook (Portland, OR)
Assignee: RIVERPOINT MEDICAL, LLC
A61B17/06138A61B17/0057A61L2/20A61L2/26A61B2017/00526A61L2202/23
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Quick Facts
Patent No.
US 11,504,112
App. No.
16/866,924
Granted
Nov 22, 2022
Kind
B1
Abstract

A needle package having a sealed outer pouch made of a first material, which is permeable to a sterilizing gas but that is impenetrable to microbes and an inner pouch filled with needles, and made of a second material, which is tough and flexible. Also, an intermediate holder, holding the inner pouch, is sealed within the outer pouch, the intermediate holder being made of a third material having greater rigidity than the second material, and defining an interior volume. Further, sterile surgical needles are held within the inner pouch and the intermediate holder constrains the inner pouch to the interior volume, thereby restricting freedom of movement of the needles to reduce needle repositioning during shipment.

Claims (36)

1. A needle package comprising:

a) a sealed outer pouch made of a first material, which is permeable to a sterilizing gas but that is impenetrable to microbes;

b) an inner pouch filled with needles, and made of a second material, which is tough and flexible;

c) an intermediate holder, holding said inner pouch, and being sealed within said outer pouch, said intermediate holder being made of a third material having greater rigidity than said second material, and defining an interior volume;

d) sterile surgical needles held within said inner pouch; and

e) wherein said intermediate holder constrains said inner pouch to said interior volume, thereby restricting freedom of movement of said needles to reduce needle repositioning during shipment.

2. The package of claim 1 , wherein said sealed outer pouch is made of flashspun high-density polyethylene (FHDPE).

3. The package of claim 1 , wherein said inner pouch is made of FHDPE.

4. The package of claim 1 , wherein said intermediate holder is made of polylith.

5. The package of claim 1 , wherein said intermediate holder comprises a single piece of said third material that has been folded into form of said intermediate holder.

6. The package of claim 5 , wherein said intermediate holder is made of polylith.

7. The package of claim 1 , wherein said intermediate holder is made of polylith that is between 0.0750 mm and 0.36 mm thick.

8. A method of packaging specialized needles, comprising:

a) providing an inner pouch, made of a flexible, tough material;

b) filling said inner pouch with needles;

c) providing a synthetic paper card, cut in a pattern and scored in a pattern, and folding up the synthetic paper card, along said score lines and about said inner pouch, to create a combined inner package;

d) placing said combined inner package into an outer pouch, made of flexible, tough material, that is permeable to a sterilizing gas, and sealing said outer pouch, to create an unsterilized package; and

e) exposing said unsterilized package to said sterilizing gas, thereby creating a final sterilized package.

9. The package of claim 8 , wherein said sealed outer pouch is made of FHDPE.

10. The package of claim 8 , wherein said inner pouch is made of FHDPE.

11. The package of claim 8 , wherein said intermediate holder is made of polylith.

12. The package of claim 8 , wherein said intermediate holder comprises a single piece of said third material that has been folded into form of said intermediate holder.

13. A method of fabricating a bioprosthetic heart valve, comprising:

a) providing sterilized needles, packaged in:

i. a sealed outer pouch made of a first material, which is permeable to a sterilizing gas but that is impenetrable to microbes;

ii. an inner pouch filled with said needles, and made of a second material, which is tough and flexible;

iii. an intermediate holder, holding said inner pouch, and being sealed within said outer pouch, said intermediate holder being made of a third material having greater rigidity than said second material, and defining an interior volume;

b) cutting open said outer pouch;

c) partially unfolding, to open, said intermediate holder;

d) opening said inner pouch; and

e) keeping said needles in said inner pouch, within said intermediate holder, taking a fresh needle when needed, threading said fresh needle with a length of suture and using said needle to sew elements of said bioprosthetic heart valve.

14. The method of claim 13 , wherein said sealed outer pouch is made of FHDPE.

15. The method of claim 13 , wherein said inner pouch is made of FHDPE.

16. The method of claim 13 , wherein said intermediate holder is made of polylith.

17. The method of claim 13 , wherein said intermediate holder comprises a single piece of said third material that has been folded into form of said intermediate holder.

18. The method of claim 13 , wherein said inner pouch is one of a plurality of inner pouches, each holding between 1 and 10 sterilized needles, and wherein an additional inner pouch is opened when needed, thereby supplying sterilized needle(s).

Assignments (3)
RELEASE OF SECURITY INTEREST Recorded Aug 18, 2026
From: NXT CAPITAL, LLC, AS COLLATERAL AGENT
To: C.P. MEDICAL CORPORATION
Reel/Frame 075681/0238 →
SECURITY INTEREST Recorded Jan 22, 2024
From: RIVERPOINT MEDICAL, LLC; C.P. MEDICAL CORPORATION
To: NXT CAPITAL, LLC, AS COLLATERAL AG
Reel/Frame 066202/0352 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Jun 2, 2020
From: COOK, NATHAN DANIEL
To: RIVERPOINT MEDICAL, LLC
Reel/Frame 052814/0758 →