| Term | Definition |
| Craniotomy | making an opening into the skull bone to access the brain. Skeletal System |
| Anterior Cervical Fusion | removing disc tissue pressing on a nerve in the neck, inserting a piece of bone between the vertebrae, and fusing this area with plates and screws. Skeletal System |
| Posterior Lumbar Interbody Fusion (PLIF) | removing disc tissue pressing on the lower spine area, inserting a piece of bone between the vertebrae, and fusing this area with plates and screws. Skeletal System |
| Open Reduction Internal Fixation (ORIF) | making an incision in the skin, realigning a fractured bone and inserting screws and plates to assure bone ends do not move so healing can be promoted. Skeletal System |
| Total Knee Arthroplasty (TKA) | removing the bone at the end of the femur and the bone at the proximal (nearest) end of the tibia, and replacing them with metal / plastic components. Skeletal System |
| Total Hip Arthroplasty (THA) | removing the head of the femur and the socket where it fits in the hip bone and replacing them with metal, ceramic or plastic components that mimic the original ones. Skeletal System |
| Fasciotomy | making an incision into the fibrous membrane covering a muscle, usually to relive pressure from an injured or swollen muscle. Muscular System |
| Herniorrhaphy | repairing a cavity wall muscle layer that is allowing all or part of the orgain to project through the opening. Muscular System |
| Rotator Cuff Repair | repairs to the muscles and ligaments of the shoulder joints depend on the size and shape of the tear. Muscular System |
| Carpal Tunnel Repair | removing tissue or displaced bone in the wrist area to release pressue on the median nerve. Nervous System and Sense Organ |
| Ulnar Nerve Transposition | making an incision at the elbow area to allow the ulnar nerve to be moved to an area that provides protection and comfort. Nervous System and Sense Organ |
| Cataract Extraction | removing a clouded eye lens with a clear, artificial lens replacement. Nervous System and Sense Organ |
| Corneal Transplant | grafting corneal tissue from one eye to another to improve vision when the cornea is damaged or scarred. Nervous System and Sense Organ |
| Bilateral Myringotomy with Tubes (BMT) | making an incision into the tympanic membrane (ear drum) to permit fluid to drain, small tubes placed in the membrane allow continuous drainage. Nervous System and Sense Organ |
| Stapedectomy | Removing the stapes (an ear bone) when it has thickened and no longer transmits sound waves. It is replaced with an artificial implant to improve hearing. Nervous System and Sense Organ |
| Tympanoplasty | reconstructing the ear drum so sound waves can be sent to the middle and inner ear. Nervous System and Sense Organ |
| Split-thickness Skin Graft (STSG) | cutting the skin from a donor site and using a graft mesher to expand the graft. The graft is then transplanted on to the surgical site. Nervous System and Sense Organ |
| Thyroidectomy | removing nodules and or goiters (enlargement) on the thyroid. Endocrine System |
| Oophorectomy | removing an ovary. Endocrine System and Reproductive System |
| Orchiectomy | removal of a testicle. Endocrine System and Reproductive System |
| Orchiopexy | relocating a non-desended to the correct location in the scrotum. Reproductive System |
| Transurethral Resection of the Prostate (TURP) | removing part of the prostate gland by inserting instruments across the urethra to reach the prostate internally. Reproductive System |
| Radical Prostatectomy | removing the prostate gland using an incision in the abdomen and also the urinary bladder, frequently additional tissue is biopsied for invasion of cancer cells. Reproductive System |
| Hysterectomy | removing the uterus. Reproductive System |
| Bilateral Salpingoophorectomy (BSO) | removing both fallopian tubes and ovaries. Reproductive System |
| Endometrial Ablation | scarring or removing the inner lining of the uterus to treat abnormal bleeding. Reproductive System |
| Dilatation & Curettage (D & C) | Widening of the cervix (opening of the uterus) to permit evacuation of the contents or scraping of the lining. Reproductive System |
| Ectopic Pregnancy | removal of a fertilized ovum growing in the fallopian tube to prevent complications such as hemorrhage, shock and scarring of the fallopian tube. Reproductive System |
| Pelviscopy | visualizing the pelvic cavity (lower abdomen) using an endoscope for diagnosis or treatment of female reproductive organs. Reproductive System |
| Tubal Ligation | cutting, burning, tying or applying a clip on the fallopian tubes to prevent future pregnancies. Reproductive System |
| Nephrectomy | removing the kidney. Urinary and Excretory System |
| Lithotripsy | crushing stones that form in the kidney and become stuck in the ureter, the procedure involves decreasing the size of the stones with a laser or shock waves or removing them using a long flexible instrument called a stone basket. Urinary and Excretory System |
| Cystoscopy | viewing the urinary bladder using an endoscope. Urinary and Excretory System |
| Thoracotomy | Making an opening into the thoracic cavity (chest) to give surgeons access to the lungs and heart. Respiratory System |
| Thoracoscopy | viewing the thoracic cavity with an endoscope for diagnosis or treatment. Respiratory System |
| Pneumonectomy | removing a lung. Respiratory System |
| Tracheotomy | making an opening into the trachea. Respiratory System |
| Laryngectomy | removing the larynx (voice box). Respiratory System |
| Bronchoscopy | visualizing the bronchus with an endoscope. Respiratory System |
| Septoplasty | straightening or removing cartilage and or bone in the nose when the nasal septum is deformed, injured or fractured. Respiratory System |
| Endoscopic Sinus Procedures | removing bone defects orinflamed tissue of the paranasal sinuses to allow the sinuses to drain. Respiratory System |
| Appendectomy | removing the appendix. Digestive System |
| Parotidectomy | removing a salivary gland (parotid) because of tumor formation. Digestive System |
| Gastrectomy | removing the stomach, this procedure includes hemi (half) or total (all) the stomach. Digestive System |
| Gastric Bypass | isolating a small portion of the stomach and suturing part of the small intestines to it to treat morbid obesity, food is them limited to the small part of the stomach. Digestive System |
| Cholecystectomy | removing the gall bladder with a surgical incision or by laparoscopy. Digestive System |
| Colectomy | removing all or part of the large intestine. Digestive System |
| Laparoscopic Cholecystectomy | removing the gall bladder with endoscopic instrumentation. Digestive System |
| Tonsillectomy | removing lymph tissue in the pharynx. Circulatory System |
| Adenoidectomy | removing tonsil tissue at the end of the soft palate (roof of the mouth). Circulatory System |
| Arteriovenous (AV) Fistula | suturing the radial artery and cephalic vein together in lower arm to allow the dialated (enlarged) vein to be used for bore needle insertion for renal dialysis. Circulatory System |
| Hemorrhoidectomy | removing anal arteries. Circulatory System |
| CABG | removing a vein from the lower limb to bypass the blocked coronary artery of the heart. Circulatory System |
| Carotid Endarterectomy | removing plaques from the carotid artery that cause lack of brain oxygenation. Circulatory System |