A professional who circumcises Jewish male infants in accordance with tenets of faith. Responsibilities include:

• Reviews infant's family medical history to determine possibility of hemorrhage.
• Examines infant for infection and other conditions to determine best operational time and procedure.
• Disinfects surgical instruments, hands, and operative area.
• Affixes lyre-shaped shield to penis and excises foreskin and membrane along line of shield, using scalpel.
• Removes blood from wound, using suction, and applies sterile dressing.
• Recites prescribed benedictions and announces Hebrew name of child.