AA- Scissors
   
 
  ae- Rectractors
   
 
  bc- Orthopedic
 
  bd- Rib Shears
 
 
  bd- Neurosurgery
 
  CD- Ophthalmology
 
  cf- Otology
 
  cg- Rhinology
   
 
 
  cz- Rectum
 
 
  ca- Urology
 
  cb Gynecology
 
 
  ca- Suture