Estimation of the variations in mechanical impedance between the actuator and the chest, and the power delivered to the chest during cardiopulmonary resuscitation using machine-embedded sensors

Table 1 Parameter variations in the CPR machine test

Test pattern	CPR machine test
Test pattern	P1	P2	P3
Depth of chest compression (cm)	5	3/4/5	5
Rate of chest compression (cpm)	100	100	80/90/100/110
Elastic modulus of spring (Kgf/m)	680/890/942	680	680

ISSN: 1475-925X