Midwest Stone Institute and Midwest Therapy The staffs of Midwest Stone Institute and Midwest Therapy support doctors throughout the metropolitan area who are using minimally invasive treatments, such as the OssaTron®. Minimally Invasive Treatments minimize recovery time, can be significantly less expensive than surgery and allow patients to regain their regular routines much more quickly. 12166 Old Big Bend Road, Suite 110 St. Louis, MO 63122 P: 314-835-1549 F: 314-835-0069 This Web site is intended for information only and is not a substitute for medical care or treatment by a qualified professional. Any person who has or might have a health problem should consult their physician.