inforMED
InjuryDZJ

VSP SYSTEM

Received Mar 17, 2026 · Event occurred Feb 4, 2026

Report 1724955-2026-00003 · MDR key 24617726

Device

Generic name

Cutting Guide

Catalog number

VSPO-550

Product problems

  • Adverse Event Without Identified Device or Use Problem

Patient

NA · Unknown

  • Nerve Damage

Narrative

Description of Event or Problem

WHILE PERFORMING THE VERTICAL OSTEOTOMY OF THE BSSO, THE RESIDENT ASSUMED THE CUTTING SLOT ENDED AT THE INFERIOR BORDER AND CONTINUED CUTTING BASED OFF THAT. CONFUSION ALSO AROSE WHEN LOOKING AT THE NERVE TO DISTAL MANDIBLE MEASUREMENTS IN THE CASE REPORT AS THE RESIDENT BELIEVED THERE SHOULD'VE BEEN TWO MEASUREMENTS - ONE AT THE ANTERIOR CUT OF THE WEDGE AND ANOTHER AT THE POSTERIOR. THESE COMBINED RESULTED IN THE PATIENTS NERVES BEING SEVERED BILATERALLY.