The Effect of Silicone Suspension on Standing Balance for Transfemoral Amputees

Inclusion Criteria: * be forty-five (45) or older; * unilateral transfemoral amputee; * current patients of the QEII Health Sciences Centre Amputee Service based at the Rehab Site; * can walk comfortably with their prosthesis for a minimum of 5 minutes, regardless of whether they require ambulation aids (i.e. canes, walkers, etc.); * are in the process of being fitted with a silicon suction liner and pin system; * are competent to give informed consent or have a proxy with power of attorney; * have the written permission of the attending physician to participate; * be willing to take part in the study, including signing the consent after carefully reading it. Exclusion Criteria: * have an unstable medical condition (e.g. angina, seizures), as determined by the attending or house physician; * have major medical or neurological conditions that affect balance (specifically Parkinson's disease, stroke or Multiple Sclerosis), as determined by the physician or house staff physician; * have an emotional or psychiatric problem of a type or extent that might make participation unpleasant, as determined by the attending or house physician.