Medical & Health Related schematics & Ideas

• "TENS" Circuit diagram for muscle stimulation
• Brain-Wave Machine
• Cardiac monitor
• Cranial Electrotherapy Stimulation (CES) circuit diagram
• Digital pedometer circuit
• ECG amplifier with right leg drive
• ECG Measurement and Analysis
• EKG/EEG circuit
• Electronic Stethoscope
• Electronic Stethoscope
• Galvanic Skin Response (GSR) Circuit
• Heart Rate Monitor (HRM) Receiver Circuit
• Heart rate sensor
• Heartbeat transducer using infrared LED / detector
• Jogging timer
• Lie detector
• Model 2030 XRAY monitor instruction manual including schematics (PDF)
• Muscular Bio-Stimulator
• Muscular Bio-Stimulator using 555 timer
• OpenEEG open hardware EEG project
• Optical Heart Rate Monitor
• PC based biofeedback monitor
• Photodiode Pulse Detector - using infrared light to detect a heartbeat (PDF)
• Portable blood pressure monitor
• Positive Feedback Circuit for Isometric Muscle Experiments
• Pulse rate monitor / telephone based electronic stethoscope design
• Salt taster - detects the amount of salt contained in liquid foods
• Simple lie detector
• Simple lie detector
• Sleeping aid based on electromagnetic-field radiation
• Snore alarm electronic device
• Stress meter educational project using PIC12F629 microcontroller
• Tan timer to prevent sunburn
• The ESP SIM (Sound Impairment Monitor)
• Tiny EEG interface schematic
• Wireless Electrocardiogram Monitor