The Center for Bloodless Medicine and Surgery at Hartford Hospital in Connecticut defines bloodless surgery as ".surgical and medical treatment without the administration of blood or blood-related products."

A scalpel is a surgical knife

One of the earliest motivations for bloodless surgery was finding ways to treat Jehovah's Witnesses who needed emergency surgery.Bloodless surgery is an approach to health care that began in the 1960s as simple avoidance of the use of transfused

Genioplasty is the medical term meaning surgical repair of the chin, including cosmetic surgery to improve the chin's appearance.