Nursing Beds TRIZ Cases

A configurable ceiling lift uses dual or single motor modes to handle varying patient weights.

Feedback control adjusts fluid supply based on plenum pressure to maintain optimal fluidization levels despite varying user weights.

A motorized conveyor belt assists lateral transfer of mobility devices into vehicle seats.

Asynchronous motor control adjusts person support width without synchronized coordination, reducing mechanical complexity and easing manual operation.

Fluid-filled actuators in a dynamic support apparatus adapt to user movement, reducing pressure concentrations that cause sores.

Integral ribs on a davit column define channels for tool mounting, reducing weight while maintaining structural rigidity.

Linear actuators pivot bed sections to reposition patients, reducing caregiver strain and bedsore risks.

Separate electric motors drive winding spools while one-way bearings force guide rollers into rotation, preventing strap jamming during unwinding.

Eccentric pivots in a patient moving device enable smooth reorientation of the support platform, reducing caregiver strain and improving transfer reliability.

Telescopic support frame assembly replaces complex screw locks with friction-based gravity retention to resolve stability versus setup time contradictions.

Two rollers wind a low-friction sheet into dual layers that slide against each other, resolving high friction during manual patient repositioning.

Segmented cart sections and a hydraulic actuator lift users from seated positions, reducing device complexity while maintaining operational stability.

Coupling mechanism merges wheeled accessory with patient support apparatus into single unit, eliminating need for second caregiver during transport.

Antenna transfers configuration data to communication circuitry while the patient support apparatus remains in packaging, eliminating manual setup labor.

Pull rod transmission connects bed head and tail gearboxes to resolve heavy, noisy mechanical trade-offs in rehabilitation beds.

A patient positioning wedge integrates pressure sensors to detect weight distribution and transmit usage data wirelessly.

Dynamic chamber inflation redistributes contact pressure to prevent localized ischemia and mitigate pressure injury formation.

A lift control system determines accumulated load-time parameters to trigger maintenance alerts based on actual usage intensity.

Embedded controllers convert messages between Ethernet, CAN, and RS-485 protocols over a shared bus.

Motorized positioning of segmented bed parts enables independent elimination while eliminating caregiver back strain from manual handling.

Integrating rails into longitudinal beams eliminates separate attachments, reducing manufacturing complexity and assembly steps.

Floor-standing columns replace suspension structures to eliminate maintenance hazards while rigid gas tubes ensure durable supply.

A portable support structure with vertically spaced handholds enables users to safely transition between standing and floor positions.

Segmented housing with a vertical rotational joint enables frame rotation without twisting straps or entangling electrical cords.

A patient care device communication system segments internal networks by protocol to enable secure external integration and efficient data transport.

Telescopic linear actuators mounted at end frames adjust mattress platform height relative to ground.

Slits in telescopic lift bed columns accept sliding anchoring elements, eliminating welding to reduce storage volume while maintaining structural stability.

A bathtub chair with a swiveling seat assembly that slides along rail frames for user transfer.

Tail extension anchors inflatable patient support under high body mass to prevent wedge displacement and reduce repositioning discomfort.

A universal foot pedal input device allows caregivers to control powered patient support functions without occupying their hands.

A posture determination apparatus uses multiple vibration sensors and a controller to calculate waveforms from detected vibrations.

A hospital headwall communication system automatically establishes links between patient support apparatuses and wall interfaces using dual transceivers.

Inserting the end stop through a longitudinal opening avoids destructive ceiling removal during maintenance.

Controller records actuator state to automatically return patient support surface, eliminating manual caregiver adjustment.

A control system processes signals from load cells and air pressure sensors to identify patient motion on a support apparatus.

A clearance indication system uses sensors to detect objects beneath a patient support base and generates visual feedback on a display.

Spatial separation of transmit and receive antennas via a bistatic RF switch matrix resolves interference from strong reflected signals.

Superconducting magnet segments generate a planar magnetic field to levitate patients, eliminating invasive surgical procedures and infection risks.

Unitary turning bladder with fasteners generates a wedge shape to rotate 453 kg patients, preventing pressure ulcers without adding excessive system weight.

A drain mattress system channels urine through collection tubes to a central tank.

A deflation device uses a dual manifold and button mechanism to reduce pressure uniformly, preventing accidental opening during medical interventions.

Load detectors under a bed measure respiration-induced weight shifts to determine body axis orientation and head placement without imaging devices.

Liquid column pressure sensing detects unsafe backrest elevation angles to trigger automatic alarms, ensuring compliance with head-of-bed standards.

A patient support apparatus detects inclined floor surfaces and decelerates its drive system based on user interface engagement.

A portable patient repositioning device uses rotating handles to transfer torque, enabling caregivers to move patients from sitting to lying positions.

A robot control unit detects arm mechanism position during standing-up motion to present half-crouching posture signals.

Segmented mattress zones with air pressure sensors distinguish patient movement from external artifacts, improving monitoring reliability.

Embeds a tilt-compensated load cell in the sling bar to maintain lift height while ensuring accurate weight measurement.