Shouldice Hernia Centre is a hospital in Thornhill, Ontario, Canada, that is known for its specialization in external abdominal hernia operations. Shouldice uses a natural tissue, tension free, technique developed during World War II by Dr. Edward Earle Shouldice. Their ten full-time surgeons perform over 7500 hemiorrhapies each year. The facility, includes an administrative building which looks much like a southern mansion and a hospital wing designed specifically to meet the needs of hernia patients, is purposely comfortable, featuring a 23-acre (9.3 ha) property. Shouldice is a green facility with hot water and cooling systems powered by solar energy.