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Welcome to A-level ICT
ICT plays a major role in the Health sector.
SENSORS
When patients visit hospitals, one or more of their body functions could be monitored. Examples of physical quantities that are measured by sensors are:-
Temperature
Blood pressure
Central venous pressure,
Blood gases,
Breath gases,
Brainwave pattern (brain activity),
Electrical activity of the heart (ECG),
Fluid level,
Intracranial pressure,
Heart rate,
Pulse,
respiration rate,
blood sugar/glucose level,
hormone,
amino acid and vitamin.
Advantages of using sensors to monitor patients
Advantages of using sensors to monitor patients
Sensors allow patients to be constantly monitored (24/7).
If patient’s condition worsens an alarm will sound as doctor can rush to aid
Doctors can study the information and spot trends and change the treatment
More accurate and regular readings
Frees up staff to do other jobs and to handle more urgent cases
Automatically adjusts the medication
Computer Control
Computer Control
Computers are used for control in other situations in a hospital.
Newborn babies/patients are each given a wristband containing a sensor that activates an alarm if wristband taken off
Controlling the rate of flow of a drip
Automatic syringe drivers
Controlling the doors into a secure area (restricted areas)
Ensuring patients get the right blood/drugs
Robotic floor cleaning
Robots talking to patients
Automatic doors in a situation (e.g. hospital porter)
Fire alarm/intruder alarm
Life support systems
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