Spare part surgery is the process of transplanting or replacing a damaged or malfunctioning part of the human body. There are several other terms used to refer to this procedure, such as organ transplantation, transplant surgery, repair surgery, and correction surgery. These synonyms represent different aspects of the procedure, such as the replacement of one organ with another (organ transplantation) or the correction of a structural defect (correction surgery). While the term "spare part surgery" may be more colloquial, using these more precise synonyms can help to better describe the specific type of procedure being performed. Ultimately, all of these terms refer to the life-saving surgical intervention that can restore or improve the function of a person's body.