| 摘要 |
A fixed, removable dental implant having a precision cast support structure secured to the alveolar bone and a female supra structure conforming in shape to the precision cast support bar removably mounted and secured to the precision cast support bar by means of a locking mechanism in cooperation with a series of guide pins, the supra structure having the acrylic prosthesis secured thereto, the precision cast support bar and female supra structure having conforming configurations achieved by electrical erosion methods to provide the patient with the confidence and security of a fixed dental prosthesis yet permitting the patient to remove the supra structure and acrylic prosthesis for cleaning without the necessity of a dental visit.
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