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biofeed.pptx Mental Health Nursing Unit V
BIOFEEDBACK
DEFINITION
It is based on the idea that physiological
functions (e.g., B.P., HR., muscle tension,
etc...) which are not controlled voluntarily
can be brought under voluntary control
through operant conditioning if a person is
provided with feedback information about
these functions.
Method
 Information from measuring devices (e.g..
B.P., skin temperature or galvanic response,
EMG, EEC ...) is transformed by
electronic instruments into signals that
can be perceived by the patient (e.g.. a
sound or flashing light).
 On receiving these signals, the person can
be trained to control those functions and
reach a related euthymic mental state.
biofeed.pptx Mental Health Nursing Unit V
Indications of biofeedback
 It is used in the management of many
psychosomatic conditions including
 hypertension,
 arrhythmias,
 migraine,
 tension headache,
 Chronic pain
  Anorexia nervosa
  Learning disabilities
  Muscle spasms
  Motion sickness
TYPES OF BIOFEEDBACK
 Therapist might use several different
biofeedback methods.
 Brainwave.This type of method uses scalp
sensors to monitor your brain waves
using an electroencephalograph (EEG).
Breathing.
During respiratory biofeedback, bands are placed around your abdomen and
chest to monitor your breathing pattern and respiration rate.
 Heart rate.
This type of biofeedback uses finger or
earlobe sensors with a device called a
photo plethysmograph or sensors placed
on your chest, lower torso or wrists
using an electrocardiograph (ECG) to
measure your heart rate and heart rate
variability.
 Muscle.
This method of biofeedback involves
placing sensors over your skeletal muscles
with an electromyography (EMG) to
monitor the electrical activity that causes
muscle contraction.
 Sweat glands.
Sensors attached around your fingers or on
your palm or wrist with an
electrodermograph (EDG) measure the
activity of your sweat glands and the
amount of perspiration on your skin,
alerting you to anxiety.
 Temperature.
Sensors attached to your fingers or feet
measure your blood flow to your skin.
Because your temperature often drops
when you're under stress, a low reading
can prompt you to begin relaxation
techniques.
 A PHOTOPLETHYSMOGRAPH (PPG)
measures the relative blood flow through
a digit using a photoplethysmographic
(PPG) sensor attached by aVelcro band
to the fingers or to the temple to
monitor the temporal artery
biofeed.pptx Mental Health Nursing Unit V
biofeed.pptx Mental Health Nursing Unit V
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biofeed.pptx Mental Health Nursing Unit V

  • 3. DEFINITION It is based on the idea that physiological functions (e.g., B.P., HR., muscle tension, etc...) which are not controlled voluntarily can be brought under voluntary control through operant conditioning if a person is provided with feedback information about these functions.
  • 4. Method Information from measuring devices (e.g.. B.P., skin temperature or galvanic response, EMG, EEC ...) is transformed by electronic instruments into signals that can be perceived by the patient (e.g.. a sound or flashing light). On receiving these signals, the person can be trained to control those functions and reach a related euthymic mental state.
  • 6. Indications of biofeedback It is used in the management of many psychosomatic conditions including hypertension, arrhythmias, migraine, tension headache,
  • 7. Chronic pain Anorexia nervosa Learning disabilities Muscle spasms Motion sickness
  • 8. TYPES OF BIOFEEDBACK Therapist might use several different biofeedback methods. Brainwave.This type of method uses scalp sensors to monitor your brain waves using an electroencephalograph (EEG).
  • 9. Breathing. During respiratory biofeedback, bands are placed around your abdomen and chest to monitor your breathing pattern and respiration rate.
  • 10. Heart rate. This type of biofeedback uses finger or earlobe sensors with a device called a photo plethysmograph or sensors placed on your chest, lower torso or wrists using an electrocardiograph (ECG) to measure your heart rate and heart rate variability.
  • 11. Muscle. This method of biofeedback involves placing sensors over your skeletal muscles with an electromyography (EMG) to monitor the electrical activity that causes muscle contraction.
  • 12. Sweat glands. Sensors attached around your fingers or on your palm or wrist with an electrodermograph (EDG) measure the activity of your sweat glands and the amount of perspiration on your skin, alerting you to anxiety.
  • 13. Temperature. Sensors attached to your fingers or feet measure your blood flow to your skin. Because your temperature often drops when you're under stress, a low reading can prompt you to begin relaxation techniques.
  • 14. A PHOTOPLETHYSMOGRAPH (PPG) measures the relative blood flow through a digit using a photoplethysmographic (PPG) sensor attached by aVelcro band to the fingers or to the temple to monitor the temporal artery