Patent AT393214B successfully refreshed from Google Patents.
AT393214B
Expired / Lapsed
AT
⏱️ 0.0 years remaining
Maxillary antrum implant
Assignee: Katzenbeisser Karin
•
Filing: 1990-02-15
•
Granted: 1991-09-10
•
Expires: 2010-02-15
Abstract
Abstract Maxillary antrum implant 1 for holding a tooth replacement in the human upper jaw. For completely unharmful and secure insertion in the upper jaw bone 14, the implant comprises a spreading sleeve 2, which has a slit portion 5 and is passed through by a clamping screw 3, the head 10 of which lies on the slit side and on the bolt 11 of which, protruding out of the spreading sleeve, a tooth post 4 is screwed on in a nut-like manner, supporting itself against the spreading sleeve. The spreading sleeve has a slit portion 5, a threaded portion 6 and a square portion 7, the latter being separated by a shoulder 8. <IMAGE>
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
AT
Data Source
google_patents
Last Synchronized
2026-10-25 18:56
CPC Classifications
A; A61; A61C; A61C8/00; A61C8/0018; A61C8/0033
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
Maintenance schedule is calculated for granted US utility patents.