US3563234A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Splint
Assignee: Individual
•
Filing: 1968-08-21
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Granted: 1971-02-16
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Expires: 1988-08-21
Abstract
Abstract A splint for holding a fractured limb or other part of a patients body in an immovable position and a method of making it wherein a flexible perforated tubular sleeve is positioned about the limb to be immobilized, both of the ends secured to the limb to form closures and a foamable fluent self-hardening material used to fill the area about the limb and within the confines of the perforated sleeve to form a rigid lightweight structure about said limb.
Inventors
- 👤 Donald E Umstead
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 16:15
CPC Classifications
A; A61; A61F; A61F13/00; A61F13/04; A61L; A61L15/00; A61L15/07; A61L15/12
Claims Analysis
Total Claims: 5
Claim 1
Independent Claim
67 words
A splint for immobilizing a limb and comprising a sleeve of thin flexible perforated plastic film adapted to be positioned on said limb and having means at its ends for reducing the diameter thereof and adapted to fOrm closures with respect to said limb, an extruded and self-set foamed material within and filling said sleeve so as to form a rigid light weight splint about said limb.
Claim 2
Dependent Claim
67 words
A splint for immobilizing a limb and comprising a sleeve of thin flexible perforated plastic film adapted to be positioned on said limb and having means at its ends for reducing the diameter thereof and adapted to fOrm closures with respect to said limb, an extruded and self-set foamed material within and filling said sleeve so as to form a rigid light weight splint about said limb.
Claim 3
Dependent Claim
15 words
The splint defined in claim 1 and wherein said extruded self-set foaming material is polyurethane.
Claim 4
Dependent Claim
17 words
The splint defined in claim 1 and wherein the flexible material of said sleeve comprises polyurethane film.
Claim 5
Dependent Claim
26 words
The splint defined in claim 1 and wherein the means for reducing the diameter of the end portions of the sleeve comprise hems having drawstrings therein.
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) | 1974-02-15 | 1974-08-17 | 1975-02-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1978-02-15 | 1978-08-17 | 1979-02-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1982-02-15 | 1982-08-17 | 1983-02-16 | $7700.00 | Window Closed / Lapsed |