Artificial limb having adjustable parts
Abstract
Abstract AN ARTIFICIAL LIMB HAVING A RELATIVELY ADJUSTABLE THIGH SECTION, A KNEE SECTION, A SHIN SECTION AND A FOOT SECTION, WHICH ARE SO ASSEMBLED AS TO PERMIT FITTING, ALIGNMENT AND ADJUSTMENT FOR EACH PATIENT WITHOUT HAVING TO CUSTOMMAKE EACH LIMB PARTICULARLY FOR EACH PATIENT, THE KNEE SECTION HAVING KNEE UNIT EMBODYING A UNIVERSALLY ADJUSTABLE CUP ADAPTER TO RECEIVE A THIGH SOCKET THEREIN, AND HAVING ACCESS OPENINGS FOR ADJUSTING A KNEE ACTION DEVICE WITHIN THE KNEE UNIT, THE SHIN SECTION BEING OF HOLLOW SHELL-LIKE CONSTRUCTION AND INITIALLY SO SHAPED THAT BY A SIMPLE CUTTING OPERATION OF AN UPPER EDGE PORTION OF THE SECTION, IT CAN BE ADAPTED FOR EITHER RIGHT OR LEFT LIMB ASSEMBLY, A PLURALITY OF PREPOSITIONED HOLES BEING PROVIDED TO PERMIT MOUNTING OF A VARIETY OF AVAILABLE SWING PHASE CONTROL DEVICES THEREIN AND FOR CONVENIENT ACCESS TO ADJUSTING MEANS THEREFOR, AND FURTHER HAVING A TUBULAR EXTENSION WHICH IS READILY AND EASILY VARIED AS TO LENGTH, AND WHICH PROVIDES A MOUNTING FOR THE FOOT SECTION SUCH THAT THE ANGULAR RELATION OF THE ELONGATE AXIS OF THE FOOT SECTION CAN BE VARIED AS REQUIRED TO PROVIDE "TOE-IN" OR "TOE-OUT."
Inventors
- 👤 Carl Woodall
Bibliographic Details
Claims Analysis
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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) | 1974-01-04 | 1974-07-06 | 1975-01-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1978-01-04 | 1978-07-06 | 1979-01-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1982-01-04 | 1982-07-06 | 1983-01-05 | $7700.00 | Window Closed / Lapsed |