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Copia - transpedicular screw

Estefania Aristizabal Aristizabal

Created on April 13, 2022

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Transcript

placements of transpedicular screws

Estefania Aristizabal AristizabalSteffany Londoño Gualtero Selenia Beleño

SURGICAL TECHNIQUE

POSITION

Dissection with electrobisturi

Location with Rx

To expose joint and transverse processes is done by using a separator, trying not to maintain excessive pressure on muscle mass. So the tension of the separator should be released every 20 or 30 min., to avoid necrosis of the compressed muscle mass.

Screw placement

pedicle and vertebral body

Transpedicular approach

Closure of the surgical wound

Placement of fixing bars.

Complications

  • Infection
  • Dura mater injury
  • Spinal fluid fistula
  • Implant rejection

Fuentes