Implement standard: AHA (American Heart Association) guideline for CPR

Feature:
CPR manikin feature:
1) Clearly anatomic characteristic, realistic touch feeling and lifelike skin color, vivid appearance
2) Simulate vital signs
(a)Pupil state: contrast observation of pupils, one is dilated, the other one is contracted
(b) Carotid artery response: simulate carotid artery pulse
3) Open airway
4) Can perform artificial breathing and external cardiac compression

CPR instrument feature:
1) Available CPR training
2) Electronic monitoring of compression site
3) Indicators show inflation volume, correct inflation volume: 800-1200ml
(a)Insufficient inflation volume, yellow indicator
(b)Proper inflation volume, green indicator
(c)Excessive inflation volume, red indicator
4) Indicators show compression depth: correct compression depth: 4-5cm
(a)Insufficient compression depth, yellow indicator
(b)Proper compression depth, green indicator
(c)Excessive compression depth, red indicator
5) Voice Prompt
6) Operation rate: ≥100 times/min
7) Operation cycle: 2 valid inflation after 30 valid compression, 5 cycles
8) Set the operating time, values in seconds
9) Result Printing: XC-406-2/XC-406-5