Human spinal disc prosthesis

The invention provides a vertebral disc endoprosthesis comprising a nucleus, preferably a resilient nucleus, rigid elements having concave inner surfaces and at least partly surrounding the nucleus, and the endoprosthesis also comprises a seal member formed of flexible material and attached to the r...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser: KUNZLER, ALEX, BRYAN, VINCENT
Format: Patent
Sprache:eng ; fre ; ger
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Beschreibung
Zusammenfassung:The invention provides a vertebral disc endoprosthesis comprising a nucleus, preferably a resilient nucleus, rigid elements having concave inner surfaces and at least partly surrounding the nucleus, and the endoprosthesis also comprises a seal member formed of flexible material and attached to the rigid elements and surrounding the nucleus.