US3785375A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Temporary inflatable cast
Assignee: Individual
•
Filing: 1972-07-13
•
Granted: 1974-01-15
•
Expires: 1992-07-13
Abstract
Abstract An inflatable cast for application over the injured limb of the wearer including a hollow, elongated, flexible member shaped to enclose the injured limb. After the limb is in position a releasable securing means along the longitudinal edges is closed and the cast is inflated by filling with air. A sealable opening is provided in the cast for introduction of a cooling medium prior to inflation when desired.
Inventors
- 👤 H Lipson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 20:16
CPC Classifications
A; A61; A61F; A61F5/00; A61F5/01; A61F5/04; A61F5/05; A61F5/058; A61F5/05816; Y; Y10; Y10S; Y10S128/00; Y10S128/20
Claims Analysis
Total Claims: 6
Claim 1
Independent Claim
119 words
An inflatable cast for positioning over the injured limb of a wearer comprising, a hollow, elongated, flexible member shaped to enclose the limb of a wearer when wrapped therearound, said elongated member being divided into two longitudinal semicircular compartments for retaining a cooling medium therein, separate drain means in each of the compartments in said member for evacuating spent cooling medium therefrom, means for releasably securing the longitudinal edges of said member, means attached to said member for inflating each compartment in said member, and separate means for providing a sealable opening in each of the compartment in said member for introducing a cooling medium thereinto such that the cooling medium comes in close contact with the injured limb.
Claim 2
Dependent Claim
119 words
An inflatable cast for positioning over the injured limb of a wearer comprising, a hollow, elongated, flexible member shaped to enclose the limb of a wearer when wrapped therearound, said elongated member being divided into two longitudinal semicircular compartments for retaining a cooling medium therein, separate drain means in each of the compartments in said member for evacuating spent cooling medium therefrom, means for releasably securing the longitudinal edges of said member, means attached to said member for inflating each compartment in said member, and separate means for providing a sealable opening in each of the compartment in said member for introducing a cooling medium thereinto such that the cooling medium comes in close contact with the injured limb.
Claim 3
Dependent Claim
18 words
The inflatable cast defined in claim 1 including separate inflating means for each of said longitudinal hollow compartments.
Claim 4
Dependent Claim
24 words
The inflatable cast defined in claim 2 wherein said means for providing a sealable opening connects with only one compartment in said elongated member.
Claim 5
Dependent Claim
23 words
The inflatable cast defined in claim 2 wherein said means for providing a sealable opening connects with both compartments in said elongated member.
Claim 6
Dependent Claim
37 words
The inflatable cast defined in claim 1 wherein at least one of said compartments is itself divided into a series of compartments along its length and including a sealable opening for each of said series of compartments.
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) | 1977-01-14 | 1977-07-16 | 1978-01-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1981-01-14 | 1981-07-16 | 1982-01-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1985-01-14 | 1985-07-16 | 1986-01-15 | $7700.00 | Window Closed / Lapsed |