Control Devices TRIZ Cases

A blood pump uses inflow and outflow pressure sensors to calculate flow rate for precise motor speed adjustment.

Controller initiates wireless updates for implantable ventricular assist devices, stopping the rotor only during verification to avoid invasive surgery.

A control device fuses physiological and behavioral sensor data with driving context to calculate a real-time driver comfort index.

Signal processor transmits inaudible alarm signals via bone conduction to a hearing implant.

An external pressuriser synchronizes with the cardiac cycle to improve ejection fraction without intravascular implantation risks.

A magnetically levitated blood pump estimates flow rate using impeller position parameters detected by the motor stator.

A vehicle control system detects improper conditions and inhibits driving mode transitions.

Interpolating power-to-flow data sets identifies suction markers in the diastolic phase, reducing false positives without complex signal processing.

A control unit evaluates ECG signal amplitude changes to synchronize extracorporeal circulatory support with cardiac cycles.

A combined cardiac therapy device coordinates a ventricular assist pump with an implantable defibrillator to manage heart failure and arrhythmia.

A purge line transfers heat from the motor housing to a circulating medium via thermal contact.

An electronic control system manages a non-synchronized range clutch in a two-speed transfer case, enabling on-the-move shifting without stopping the vehicle.

A medical pump device dynamically adjusts suction pressure using real-time acceleration measurements to maintain stable fluid extraction.

Narrowed outlet head on intraventricular pump directs induced blood flow toward aorta.

An inverted tension spring arrangement reduces driver effort by counteracting increasing hydraulic resistance throughout the pedal stroke.

Vector-controlled axial displacement of the blood pump impeller removes thrombus accumulation to prevent mechanical wear and ensure safe operation.

An active pump drives blood from the pulmonary artery to the aorta, reducing right ventricle afterload when natural pressure gradients are insufficient.

Segmenting the vena cava with occlusion elements creates a low-pressure zone that improves renal perfusion and alleviates congestive heart failure.

A blood pump control circuit adjusts speed based on cardiac cycle timing to maintain flow.

A catheter pump motor controller adjusts rotational speed using pressure signals from an intra-aortic balloon pump driver.

Centrifugal blood pump elevates wall shear stress to promote vascular remodeling, increasing vessel diameters without mechanical tissue injury.

A self-expanding shell encloses the heart to provide mechanical support, preventing inferior vena cava compromise and axial dislocation.

A vehicle control system executes override conciliation processing to manage driver intervention requests across different automated driving modes.

A blood flow control device uses sensor feedback to monitor physiologic conditions and pressure for automated operation.

Segmented performance map regions enable accurate fluid parameter determination across varying operating conditions.

A clutch protection system calculates slip energy from rotational velocity to limit torque requests.

A blood pump system modulates speed using hysteresis loop analysis to recognize suction conditions and prevent hemolysis.

Segmenting the power supply into an internal battery and external source resolves mobility reliability trade-offs while reducing infection risk.

A balloon pump system uses an expandable cannula to achieve high blood flow rates during percutaneous insertion.

A vehicle control system manages speed thresholds to minimize transitions between autonomous and human operation modes.

Surface coating structures deposit conductor tracks on the flow cannula to integrate sensors in miniaturized pumps without increasing wall thickness.

Thin film transducers on blood pump housing detect operational signals to resolve monitoring precision versus device complexity trade-offs.

A magnetic heart assist device uses a diaphragm passing part to allow thoracic movement during respiration.

Periodic asymmetric voltage waveforms oscillate the impeller axially, expanding the gap to prevent thrombus buildup near stator disks.

Inflatable wedges generate peristaltic movement in a tubular ventricular assist device, reducing shear forces and preventing blood clotting.

A circulatory support system uses motor speed sensing to determine blood flow parameters.

Integrating sensors on the rotating blood pump rotor detects flow forces and turbulence, enabling precise clot detection and service life prediction.

A sutureless flow cannula assembly anchors a valveless displacement pump to the heart using male and female fasteners.

Asymmetrical V-shaped artificial ventricles and offset hydraulic actuators form a compact prosthesis structure.

A damping bag maintains medical gas at compliance pressure to dynamically balance balloon inflation with aortic pressure.

Dynamic pump speed control prevents aortic valve fusion and ventricular collapse while maintaining safe left ventricular pressure ranges.

A movement assisting unit supports mitral valve motion along the left ventricle long axis to enhance cardiac pumping function.

An information processing apparatus adjusts notification priorities based on detected driving situations to optimize occupant experience.

A vehicle control device estimates rear wheel grip degree using transfer function coefficients and longitudinal acceleration data.

Tapered diffuser design in implantable blood pump increases pressure head while minimizing shear stresses on blood components.

Admittance-based sensors monitor native cardiac output to replace static flow settings, enabling objective weaning decisions that reduce hospital stay duration.

An engine controller coordinates cylinder activation with automatic transmission gear shifts to maintain positive torque production.

A vehicle control system manages sensor evaluation requests through a conflict checking unit to coordinate driving maneuvers.

A rear axle neutralizer disconnects the input shaft from the differential to stop motion transfer during towing operations.

A blood circulation system coordinates two centrifugal pumps using cross-linked flow detection to manage patient hemodynamics.