How can you ensure proper ergonomics when helping a patient with a mobility aid to prevent injury to yourself?

Do core exercises at home to strengthen your physique. Ask the pt to push up from the bed to stand or push from arm rest. Let them work it. Use a gait belt AND walker. De trendelen button on bed to pull pts up while they bend knees to push self up. Use your legs to lift. NOT your back.

use a gait belt
bend on the knee avoid twisting the body
making sure the patient foot are flat on the floor before assisting them to a standing position

Use a hoyer lift ( correctly ), slide board etc every chance you can