1. MEDICAL INSTRUMENTATION II BLOOD PRESSURE AND SOUND
BIOMEDICAL ENGINEERING
TAE_EUI, KIM

2. Blood Pressure Blood Pressure Invasive BP(IBP) Noninvasive(NBP)
Tonometry
Stethoscope

3. Tonometry
Contact Area = A (measurable )
(Known)

4. Tonometry
Blow Air
Air Jet

5. NIBP

6. NIBP Wave form can be measured by IBP
Cuff Pressure
Systolic Pressure
Pressure (mmHg)
Diastolic Pressure
Arterial
Wave form can be measured by IBP
NIBP can measure Systolic P. and Diastolic P. not Wave form.

7. NIBP Vessels blocked, No Wave form, Korotkoff Sound Cuff Pressure
Arterial Pressure
The pressure of cuff is getting loosen

8. NIBP
HPF Output
Systolic
Pressure
Diastolic