HOSPITAL BED WITH APPARATUS CAPABLE OF AUTOMATICALLY CHANGING BED SHEETS WITHOUT DISTURBING OCCUPIED PERSON, ALSO A METHOD OF PREVENTING AND RELIEVING ULCERS

摘要

The present invention relates generally to an ultimate comfort n care bed, and a bed apparatus capable of seamlessly changing bed sheets while being occupied by a person, a method of relieving ulcers, and a method thereof. The present invention also relates to a medical or a hospital bed, and, more particularly, to a hospital bed capable of seamlessly changing bed-sheets while the hospital bed is occupied by a patient. The present invention also comprises of a medical bed apparatus which allows the seamlessly changing of a used bed sheet with a new bed sheet while the bed is occupied by a person, and a method thereof Optionally, the medical or hospital bed can also have an air bladder system to inflate or deflate the hospital bed mattress while a bed sheet is being changed.

主权项

1. A hospital bed for changing bed sheets while being occupied by a patient and relieving pressure from designated areas, the hospital bed comprising:
a flexible mattress base; a deformable mattress disposed over said flexible mattress base, the deformable mattress comprising a plurality of sectional foam shapes; a carriage assembly, comprising:
at least one belt, engaged with a plurality of belt rollers, wherein the at least one belt is configured to pull down a section of the deformable mattress;a deformable electro-magnetic solenoid under the mattress coupled with the at least one belt;a rotatable threaded rod engaging a plurality of threaded nuts, wherein the plurality of threaded nuts are coupled to the plurality of belt rollers;a plurality of sheet rollers configured to change the bed sheets on the mattress; a pressure roller assembly, comprising:
at least one sensor configured to sense pressure exerted by the mattress on the patient's body;a processing unit coupled to the at least one sensor; anda plurality of pressure rollers configured to be raised and lowered thereby pushing up certain sections of the mattress,wherein the processing unit is configured to transmit signals to components of the hospital bed and coordinate actions of changing sheets and relieving pressure.