US3120846A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Pneumatic tourniquet
Assignee: Individual
•
Filing: 1962-09-12
•
Granted: 1964-02-11
•
Expires: 1982-09-12
Abstract
No abstract record available.
Inventors
- 👤 Daniel A Fletcher
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 15:52
CPC Classifications
A; A61; A61B; A61B17/00; A61B17/12; A61B17/132; A61B17/135; Y; Y10; Y10S; Y10S128/00; Y10S128/20
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
152 words
A PNEUMATIC TOURNIQUET INCLUDING AN ELONGATED INNER ELASTIC STRIP OF FABRIC ADAPTED TO ENCIRCLE THE LIMB OF A PATIENT, A SUBSTANTIALLY CO-EXTENSIVE OUTER STRIP OF NONELASTIC FABRIC SECURED ALONG ITS EDGES AND ENDS TO SAID FIRST MENTIONED STRIP WHILE SAID ELASTIC STRIP IS UNDER TENSION AND HAVING A LONGITUDINALLY EXTENDING SLOT ALONG A PORTION OF ITS LENGTH, AN INELASTIC STRAP SECURED TO SAID OUTER STRIP, QUICK RELEASE FASTENING MEANS CARRIED BY SAID STRAP FOR SECURING THE SAME ABOUT THE LIMB OF A PATIENT, AN INNER FLEXIBLE INFLATABLE BLADDER INSERTIBLE THROUGH SAID SLOT INTO SAID SLEEVE, A PAIR OF SEMI-FLEXIBLE REINFORCING SHEETS, ONE POSITIONED ON EACH SIDE OF SAID BLADDER IN SAID SLEEVE, AND MEANS FOR INTRODUCING GASEOUS FLUID UNDER PRESSURE INTO SAID BLADDER, WHEREBY WHEN SAID TOURNIQUET IS TIGHTENED ABOUT A LIMB SAID STRIP MAY EXPAND OR CONTRACT AS REQUIRED WITHOUT CHANGE IN SHAPE THUS AVOIDING WRINKLING OF SAID INNER ELASTIC STRIP.
Claim 2
Dependent Claim
152 words
A PNEUMATIC TOURNIQUET INCLUDING AN ELONGATED INNER ELASTIC STRIP OF FABRIC ADAPTED TO ENCIRCLE THE LIMB OF A PATIENT, A SUBSTANTIALLY CO-EXTENSIVE OUTER STRIP OF NONELASTIC FABRIC SECURED ALONG ITS EDGES AND ENDS TO SAID FIRST MENTIONED STRIP WHILE SAID ELASTIC STRIP IS UNDER TENSION AND HAVING A LONGITUDINALLY EXTENDING SLOT ALONG A PORTION OF ITS LENGTH, AN INELASTIC STRAP SECURED TO SAID OUTER STRIP, QUICK RELEASE FASTENING MEANS CARRIED BY SAID STRAP FOR SECURING THE SAME ABOUT THE LIMB OF A PATIENT, AN INNER FLEXIBLE INFLATABLE BLADDER INSERTIBLE THROUGH SAID SLOT INTO SAID SLEEVE, A PAIR OF SEMI-FLEXIBLE REINFORCING SHEETS, ONE POSITIONED ON EACH SIDE OF SAID BLADDER IN SAID SLEEVE, AND MEANS FOR INTRODUCING GASEOUS FLUID UNDER PRESSURE INTO SAID BLADDER, WHEREBY WHEN SAID TOURNIQUET IS TIGHTENED ABOUT A LIMB SAID STRIP MAY EXPAND OR CONTRACT AS REQUIRED WITHOUT CHANGE IN SHAPE THUS AVOIDING WRINKLING OF SAID INNER ELASTIC STRIP.
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US2347197A
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1967-02-10 | 1967-08-12 | 1968-02-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-02-10 | 1971-08-12 | 1972-02-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-02-10 | 1975-08-12 | 1976-02-11 | $7700.00 | Window Closed / Lapsed |