| 摘要 |
<p>A dental anchor apparatus comprises a one or two part endosseous implant securable in a patient's mouth and a retention member which is releasably engageable with the implant. The implant has an abutment head at one end and a threaded post projecting from the head and designed for threaded engagement in the jaw bone, the head having an outer locating surface portion. The retention member is generally cup-shaped with a first end and a peripheral skirt extending from the first end to form a cavity, the skirt having an inner locating surface which is engaged over the outer locating surface portion of the head. The head may also have a socket in which a post extending from an inner end of the retention member engages as the parts are moved into releasable snap engagement. WO 2010/025034 PCT/US2009/053363 C', C', cco (0o</p> |
