Medical beds, namely beds with back supports for medical purposes, beds with medical braces to position limbs and joints, beds with lower body alignment apparatus for medical purposes, beds with therapeutic mattress support for medical purposes, and beds with traction apparatus for medical use; surgical beds, namely operating beds, post-operative beds, recovery room beds, and intensive care beds; stretchers, namely, medical stretchers and stretchers for patient transport, namely, ambulance cots and patient litters in the nature of stretchers; patient handling equipment, namely, patient and invalid hoists for medical use and medical patient treatment chairs; medical examination couches, namely medical tables for patient examination, or medical or surgical treatment purposes