US3108594A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Surgical extractor and method of use
Assignee: Individual
•
Filing: 1962-08-14
•
Granted: 1963-10-29
•
Expires: 1982-08-14
Abstract
No abstract record available.
Inventors
- 👤 Jacob A Glassman
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 23:03
CPC Classifications
A; A61; A61B; A61B17/00; A61B17/22; A61B17/221; A61B2017/2212
Claims Analysis
Total Claims: 4
Claim 1
Independent Claim
117 words
THE METHOD OF REMOVING STONES FROM A COMMON BILE DUCT WHICH CONSISTS IN FORMING A FIRST INCISED OPENING IN THE DUCT AT A HIGH LEVEL AND A SECOND INCISED OPENING THE DUODENUM OPPOSITE TO THE SPHINCTER OF ODDI, INSERTING A PROBE THROUGH THE HIGH LEVEL INCISED OPENING AND EXTENDING IT THROUGH THE DUCT AND OUT OF THE SPHINCTER OF ODDI, ATTACHING A STONE DISLODGING AND ENTRAPPING IN STRUMENT TO THE PROJECTING END OF THE PROBE, PARTIALLY WITHDRAWING THE PROBE TO CARRY THE INSTRUMENT INTO THE DUCT, MANIPULATING SAID INSTRUMENT BY MANUAL ENGAGEMENT OF OPPOSITE ENDS OF THE PROBE-INSTRUMENT ASSEMBLY TO EFFECT DISLODGMENT AND ENTRAPMENT OF THE STONE, AND THEN WITHDRAWING THE PROBE AND INSTRUMENT FROM THE DUCT.
Claim 2
Independent Claim
117 words
THE METHOD OF REMOVING STONES FROM A COMMON BILE DUCT WHICH CONSISTS IN FORMING A FIRST INCISED OPENING IN THE DUCT AT A HIGH LEVEL AND A SECOND INCISED OPENING THE DUODENUM OPPOSITE TO THE SPHINCTER OF ODDI, INSERTING A PROBE THROUGH THE HIGH LEVEL INCISED OPENING AND EXTENDING IT THROUGH THE DUCT AND OUT OF THE SPHINCTER OF ODDI, ATTACHING A STONE DISLODGING AND ENTRAPPING IN STRUMENT TO THE PROJECTING END OF THE PROBE, PARTIALLY WITHDRAWING THE PROBE TO CARRY THE INSTRUMENT INTO THE DUCT, MANIPULATING SAID INSTRUMENT BY MANUAL ENGAGEMENT OF OPPOSITE ENDS OF THE PROBE-INSTRUMENT ASSEMBLY TO EFFECT DISLODGMENT AND ENTRAPMENT OF THE STONE, AND THEN WITHDRAWING THE PROBE AND INSTRUMENT FROM THE DUCT.
Claim 3
Dependent Claim
118 words
AN INSTRUMENT FOR USE IN THE DISLODGING AND REMOVAL OF OBSTRUCTIONS IN THE COMMON BILE DUCT COMPRISING A BUNDLE OF THIN FLEXIBLE STRANDS OF SPRINGY MATERIAL ARRANGED COEXTENSIVE WITH EACH OTHER, MEANS SECURING SAID STRANDS TOGETHER THROUGHOUT CORRESPONDING SUBSTANTIALLY EQUAL LENGTH PORTIONS EXTENDING INWARDLY FROM THE OPPOSITE ENDS OF SAID STRANDS, THEREBY TO PROVIDE FORCE APPLYING END PORTIONS, THE STRANDS IN THEIR CORRESPONDING INTERMEDIATE LENGTH PORTIONS BEING NORMALLY BOWED OUTWARDLY RADIALLY FROM THE AXIS OF SAID END PORTIONS TO FORM AT LEAST A SINGLE OBSTRUCTION RECEIVING AND TRAPPING CAGE, THE CONSTRUCTION AND ARRANGEMENT BEING SUCH THAT SAID CAGE MAY BE EXPANDED AND CONTRACTED DURING INSTRUMENT MOVEMENT THROUGH THE DUCT BY FORCE APPLIED SIMULTANEOUSLY TO BOTH SAID END PORTIONS.
Claim 4
Dependent Claim
118 words
AN INSTRUMENT FOR USE IN THE DISLODGING AND REMOVAL OF OBSTRUCTIONS IN THE COMMON BILE DUCT COMPRISING A BUNDLE OF THIN FLEXIBLE STRANDS OF SPRINGY MATERIAL ARRANGED COEXTENSIVE WITH EACH OTHER, MEANS SECURING SAID STRANDS TOGETHER THROUGHOUT CORRESPONDING SUBSTANTIALLY EQUAL LENGTH PORTIONS EXTENDING INWARDLY FROM THE OPPOSITE ENDS OF SAID STRANDS, THEREBY TO PROVIDE FORCE APPLYING END PORTIONS, THE STRANDS IN THEIR CORRESPONDING INTERMEDIATE LENGTH PORTIONS BEING NORMALLY BOWED OUTWARDLY RADIALLY FROM THE AXIS OF SAID END PORTIONS TO FORM AT LEAST A SINGLE OBSTRUCTION RECEIVING AND TRAPPING CAGE, THE CONSTRUCTION AND ARRANGEMENT BEING SUCH THAT SAID CAGE MAY BE EXPANDED AND CONTRACTED DURING INSTRUMENT MOVEMENT THROUGH THE DUCT BY FORCE APPLIED SIMULTANEOUSLY TO BOTH SAID END PORTIONS.
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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) | 1966-10-28 | 1967-04-29 | 1967-10-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-10-28 | 1971-04-29 | 1971-10-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-10-28 | 1975-04-29 | 1975-10-29 | $7700.00 | Window Closed / Lapsed |