Spinal anchoring screw

Spinal anchoring screw

A spine stabilization system having a dynamic screw comprises at least one bone anchor assembly comprising a receiver member and a bone engaging member pivotably connected to the receiver member. A bearing is provided in the receiver member that engages a portion of the bone engaging member. An elon...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser: LOPEZ, ERASMO A, KWAK, SEUNGKYU DANIEL, MOUMENE, MISSOUM, DUNBAR, WILLIAM L, BORGSTROM, AMIE, UPAL, ANWAR M, ARNOLD, BENJAMIN, BARTISH, CHARLES M, HAWKINS, JOHN RILEY
Format: Patent
Sprache:eng
Schlagworte:
DIAGNOSIS
HUMAN NECESSITIES
HYGIENE
IDENTIFICATION
MEDICAL OR VETERINARY SCIENCE
SURGERY
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Beschreibung
Zusammenfassung:A spine stabilization system having a dynamic screw comprises at least one bone anchor assembly comprising a receiver member and a bone engaging member pivotably connected to the receiver member. A bearing is provided in the receiver member that engages a portion of the bone engaging member. An elongated connecting member is connected to the receiver member. A retention member insert is provided within the receiver member between the elongated connecting member and the bearing. The retention member is configured to secure the bearing within the retention member.