An arthrotomy is the creation of an opening in a joint that may be used in drainage.

Synovectomy is a procedure recommended to provide relief from a condition in which the synovial membrane or the joint lining becomes inflamed and irritated.

Khyphoplasty is a type of surgery to repair compression fracture to vertebra, often from osteoporosis.

Kidney transplantation or renal transplantation is the organ transplant of a kidney into a patient with end-stage renal disease.

Labiaplasty (also known as labioplasty, labia minora reduction, and labial reduction) is a plastic surgery procedure for altering the labia minora (inner labia) and the labia majora (outer labia), the folds of skin surrounding the human vulva.