1
Bartholomew Petrini: Patient transfer apparatus. Zarley McKee Thomte & Voorhees, March 2, 1976: US03940808 (67 worldwide citation)

A patient transfer apparatus comprising a wheeled base having a vertically disposed post extending upwardly therefrom. A tubular support is vertically slidably movable on the post and has a pair of pivotal arms extending therefrom in a spaced apart relationship. A third arm is secured to the tube an ...


2
Bartholomew Petrini: Patient transfer device. November 11, 1980: US04232412 (22 worldwide citation)

A device for supporting a patient on a lift apparatus includes a generally rigid seat portion foldably connected to the lower end of a generally rigid back portion. A main support yoke has an upper cross bar adapted for connection to a lift apparatus and a pair of depending yoke arms connectable to ...