US3884240A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Tourniquet
Assignee: Individual
•
Filing: 1973-08-03
•
Granted: 1975-05-20
•
Expires: 1993-08-03
Abstract
Abstract A tourniquet comprising; a loop of spring steel defining a C or U shape; a manually operable pressure screw disposed at one end of the loop having a first rubber pad disposed on the inside of the loop; and a second rubber pad secured to the other end of the loop on the inside thereof.
Inventors
- 👤 C Malcolm B Gilman
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 02:17
CPC Classifications
A; A61; A61B; A61B17/00; A61B17/12; A61B17/132; A61B2017/12004; Y; Y10; Y10T; Y10T24/00; Y10T24/44; Y10T24/44573; Y10T24/44615
Claims Analysis
Total Claims: 4
Claim 1
Independent Claim
207 words
A tourniquet comprising: A FIRST CURVED OPEN ENDED LOOP MEMBER OF SPRING STEEL HAVING AN INTERNAL BORE EXTENDING THEREIN FROM ONE END TO A POINT INTERMEDIATE THE ENDS, THE FIRST MEMBER HAVING A CONVEX OUTER SURFACE AND A CONCAVE INNER SURFACE; A SECOND CURVED OPEN ENDED LOOP MEMBER OF SPRING STEEL ALSO HAVING A CONVEX OUTER SURFACE AND A CONCAVE INNER SURFACE, ONE END OF THE SECOND MEMBER BEING SLIDABLE IN THE BORE OF THE FIRST MEMBER TO VARY THE OVERALL LENGTH OF A COMPOSITE LOOP DEFINED BY THE TWO INTERCONNECTED MEMBERS, THE OTHER ENDS OF THE MEMBERS BEING DISPOSED OPPOSITE EACH OTHER REGARDLESS OF THE OVERALL LENGTH; MANUALLY ADJUSTABLE SECURING MEANS ATTACHED TO THE FIRST MEMBER ADJACENT SAID ONE END AND EXTENDING RADIALLY OUTWARD FROM THE CONVEX SURFACE OF THE FIRST MEMBER, SAID MEANS SECURING THE TWO MEMBERS TOGETHER TO ESTABLISH A SELECTED OVERALL LENGTH; A MANUALLY OPERABLE PRESSURE SCREW EXTENDING ROTATABLY THROUGH THE OTHER END OF A SELECTED ONE OF THE MEMBERS; A FIRST RUBBER PAD SECURED TO ONE END OF SAID SCREW AND DISPOSED BETWEEN THE OTHER ENDS OF SAID MEMBERS; AND A SECOND RUBBER PAD SECURED TO THE CONCAVE SURFACE OF THE OTHER MEMBER ADJACENT THE SAID OTHER END OF SAID OTHER MEMBER.
Claim 2
Dependent Claim
207 words
A tourniquet comprising: A FIRST CURVED OPEN ENDED LOOP MEMBER OF SPRING STEEL HAVING AN INTERNAL BORE EXTENDING THEREIN FROM ONE END TO A POINT INTERMEDIATE THE ENDS, THE FIRST MEMBER HAVING A CONVEX OUTER SURFACE AND A CONCAVE INNER SURFACE; A SECOND CURVED OPEN ENDED LOOP MEMBER OF SPRING STEEL ALSO HAVING A CONVEX OUTER SURFACE AND A CONCAVE INNER SURFACE, ONE END OF THE SECOND MEMBER BEING SLIDABLE IN THE BORE OF THE FIRST MEMBER TO VARY THE OVERALL LENGTH OF A COMPOSITE LOOP DEFINED BY THE TWO INTERCONNECTED MEMBERS, THE OTHER ENDS OF THE MEMBERS BEING DISPOSED OPPOSITE EACH OTHER REGARDLESS OF THE OVERALL LENGTH; MANUALLY ADJUSTABLE SECURING MEANS ATTACHED TO THE FIRST MEMBER ADJACENT SAID ONE END AND EXTENDING RADIALLY OUTWARD FROM THE CONVEX SURFACE OF THE FIRST MEMBER, SAID MEANS SECURING THE TWO MEMBERS TOGETHER TO ESTABLISH A SELECTED OVERALL LENGTH; A MANUALLY OPERABLE PRESSURE SCREW EXTENDING ROTATABLY THROUGH THE OTHER END OF A SELECTED ONE OF THE MEMBERS; A FIRST RUBBER PAD SECURED TO ONE END OF SAID SCREW AND DISPOSED BETWEEN THE OTHER ENDS OF SAID MEMBERS; AND A SECOND RUBBER PAD SECURED TO THE CONCAVE SURFACE OF THE OTHER MEMBER ADJACENT THE SAID OTHER END OF SAID OTHER MEMBER.
Claim 3
Dependent Claim
16 words
A tourniquet as set forth in claim 1 wherein the second number is the selected member.
Claim 4
Dependent Claim
19 words
A tourniquet as set forth in claim 2 wherein a sheet of gauze is secured to the first pad.
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) | 1978-05-19 | 1978-11-18 | 1979-05-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1982-05-19 | 1982-11-18 | 1983-05-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1986-05-19 | 1986-11-18 | 1987-05-20 | $7700.00 | Window Closed / Lapsed |