Method and apparatus useful for the maintenance of blood circulation

摘要

A method for preventing bedsores is disclosed which includes rocking the patient slowly at a rocking cycle period in the range of 1 to 120 minutes. Preferably, the entire bed is rocked using a hydraulic system characterized by synchronous motion of the master cylinders and the slave cylinders at the desired rocking cycle period. A pump is disclosed characterized by 4 master cylinders for conducting the rocking. The system constitutes an attachment for a bed such as hospital bed.