The Uplift Commode Assistâ"¢ relieves stress and strain on joints while it offers the user a mechanism that allows them to gently sit and rise. When fully depressed, the seat locks in place for safe usage. To get up, simply depress the lever, and begin to stand. The user receives a gentle lift for up to 80 percent of their body weight (for weight ranges 80-300 lbs). o Helps keep people active and independent; o Relieves stress and strain on joints; o Lifts only as needed, allowing users to maintain muscular strength.