Patent US4980386A successfully refreshed from Google Patents.
US3972333A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Disposable surgical tool
Assignee: Device Developments Inc
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Filing: 1974-12-19
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Granted: 1976-08-03
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Expires: 1994-12-19
Abstract
Abstract A hand operated device for manipulating a pair of relatively movable cooperating tools is disclosed, having particular utility as a disposable surgical device for operating shears, forceps, hemostats and the like. The device is preferably molded of resilient plastic material and includes a pair of juxtaposed tool holding arms which are interconnected at one set of ends by a bowed portion and which are provided with a guiding device to keep the arms aligned and to limit their parting movement.
Inventors
- 👤 Harry H. Leveen
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 20:09
CPC Classifications
A; A61; A61B; A61B17/00; A61B17/32; A61B17/3201; A61B17/30; B; B26; B26B; B26B13/00; B26B13/12; B26B13/14; B26B13/18; A61B17/28; A61B17/2812; A61B17/2833; A61B2017/2837; A61B90/00; A61B90/03; A61B2090/033
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
256 words
A hand operated device for manipulating a pair of relatively movable cooperating tools comprising a handle member including a pair of juxtaposed tool holding arms and a resilient flexible bowed portion inter-connecting said pair of tool holding arms at one set of adjacent ends thereof, guide means including means defining an opening through one said tool holding arm confronting the other said tool holding arm, a guide arm attached at one end thereof to the other said tool holding arm, the other end of said guide arm extending through said opening and stop means on said guide arm engagable with the structure of said one tool holding arm upon parting movement of said pair of tool holding arms, said bowed portion of said handle member being internally stressed whereby this other set of adjacent ends of said tool holding arms are urged apart to cause said stop means to engage said one tool holding arm wherein said stop means includes a fixed non adjustable detent on said guide arm at the terminal end thereof remote from the other said tool holding arm and a pair of shearing blades attached to the ends of said tool holding arms remote from said bowed portion of said handle in which said detent limits parting movement of said tool holding arms to the initial part of mesh of said shearing blades by bearing against the underside of said one tool holding arm after having been pressed through said opening so that the shearing blades are in an initial meshing position.
Claim 2
Dependent Claim
256 words
A hand operated device for manipulating a pair of relatively movable cooperating tools comprising a handle member including a pair of juxtaposed tool holding arms and a resilient flexible bowed portion inter-connecting said pair of tool holding arms at one set of adjacent ends thereof, guide means including means defining an opening through one said tool holding arm confronting the other said tool holding arm, a guide arm attached at one end thereof to the other said tool holding arm, the other end of said guide arm extending through said opening and stop means on said guide arm engagable with the structure of said one tool holding arm upon parting movement of said pair of tool holding arms, said bowed portion of said handle member being internally stressed whereby this other set of adjacent ends of said tool holding arms are urged apart to cause said stop means to engage said one tool holding arm wherein said stop means includes a fixed non adjustable detent on said guide arm at the terminal end thereof remote from the other said tool holding arm and a pair of shearing blades attached to the ends of said tool holding arms remote from said bowed portion of said handle in which said detent limits parting movement of said tool holding arms to the initial part of mesh of said shearing blades by bearing against the underside of said one tool holding arm after having been pressed through said opening so that the shearing blades are in an initial meshing position.
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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) | 1979-08-03 | 1980-02-02 | 1980-08-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1983-08-03 | 1984-02-02 | 1984-08-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1987-08-03 | 1988-02-02 | 1988-08-03 | $7700.00 | Window Closed / Lapsed |