Integrated ossicular prosthesis
The invention relates to the technical field of medical instruments, and particularly discloses an integrated ossicular prosthesis which comprises a total ossicular prosthesis, a partial ossicular prosthesis, an incus prosthesis and a stapes prosthesis. The total ossicular prosthesis, the partial os...
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Format: | Patent |
Sprache: | chi ; eng |
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Zusammenfassung: | The invention relates to the technical field of medical instruments, and particularly discloses an integrated ossicular prosthesis which comprises a total ossicular prosthesis, a partial ossicular prosthesis, an incus prosthesis and a stapes prosthesis. The total ossicular prosthesis, the partial ossicular prosthesis, the incus prosthesis and the stapes prosthesis are all integrally formed through injection molding of PEEK materials and each comprise a head and a connecting rod, and the connecting rods can deform after being heated. By means of PEEK material injection molding integral forming, the problems that an implant fails, the removal rate is high, shaping is difficult in the operation, the stress shielding risk is high, and MRI compatibility is poor due to the fact that metal ions are released when metal auditory ossicle prostheses which are widely used clinically at present are implanted for a long time are well solved. Meanwhile, the prosthesis structure can be adjusted in a simple heating mode to ad |
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