O'CONNELL
- nerve root retractors
O'SHAUGNESSY
- dissecting- and ligature forceps
O'SULLIVAN O'CONNOR
- vaginal specula/-retractors
OBWEGESER
- awls
- osteotomes
- retractors
OCHSNER
- aorta clamp
- dissecting forceps
- gall bladder trocars
- gall duct probe
- ligature forceps
OFFICER
- biopsy forceps
- tissue forceps
OLDBERG
- rongeurs
OLIVECRONA
- bone rongeurs
- brain spatulas
- dura scissors
OLIVECRONA
- trigeminal knives
- wire saws
OLLIER
- retractors
OMBREDANNE
- mallet
OVERHOLT
- dissecting- and ligature forceps
OVERHOLT-GEISSENDOERFER
- dissecting- and ligature forceps
OVERHOLT-MIXTER
- dissecting- and ligature forceps
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