US4182341A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Eyed needle converted from a drilled end or channel end needle
Assignee: Wyeth Holdings LLC
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Filing: 1977-10-05
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Granted: 1980-01-08
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Expires: 1997-10-05
Abstract
Abstract An eyed needle is described which comprises a pointed end and a butt end, a hole or channel bored into the butt end along the length of the needle, a flexible polymer strand formed into a loop, the ends of the loop placed into the hole or channel, and means of securing the ends of the loop in the needle.
Inventors
- 👤 Santo Perri
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 16:06
CPC Classifications
A; A61; A61B; A61B17/00; A61B17/04; A61B17/06; A61B17/06004; A61B17/0485
Claims Analysis
Total Claims: 9
Claim 1
Independent Claim
63 words
An eyed needle which has a large threading target comprising: a pointed end; a butt end; a hole or channel bored into said butt end along the length of said needle; a loop formed from a flexible polymer strand with the ends of said loop placed into said hole or channel; and attachment means for securing said ends in said hole or channel.
Claim 2
Dependent Claim
63 words
An eyed needle which has a large threading target comprising: a pointed end; a butt end; a hole or channel bored into said butt end along the length of said needle; a loop formed from a flexible polymer strand with the ends of said loop placed into said hole or channel; and attachment means for securing said ends in said hole or channel.
Claim 3
Dependent Claim
13 words
An eyed needle of claim 1 wherein the needle is a surgical needle.
Claim 4
Dependent Claim
23 words
An eyed needle of claim 2 wherein the flexiable polymer strand is selected from the group consisting of nylon, polyester, polyethylene and polypropylene.
Claim 5
Dependent Claim
23 words
An eyed needle of claim 2 wherein the flexiable polymer strand is selected from the group consisting of catgut, collagen and polyglycolic acid.
Claim 6
Dependent Claim
17 words
An eyed needle of claim 1 wherein the attachment means for securing said ends is a crimp.
Claim 7
Dependent Claim
43 words
The method of using the eyed needle of claim 2 in suturing which comprises inserting by hand or by a threading instrument a surgical suture strand through said loop such that a needle-suture combination is formed and suturing tissue with said needle-suture combination.
Claim 8
Dependent Claim
25 words
The method of claim 6 wherein the surgical suture strand is selected from the group consisting of silk, cotton, nylon, polyester, polyethylene, polypropylene, and steel.
Claim 9
Dependent Claim
22 words
The method of claim 6 wherein the surgical suture strand is selected from the group consisting of catgut, collagen and polyglycolic acid.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1983-01-07 | 1983-07-09 | 1984-01-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1987-01-07 | 1987-07-09 | 1988-01-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1991-01-07 | 1991-07-09 | 1992-01-08 | $7700.00 | Window Closed / Lapsed |