Practice assist device for standardizing cardio-pulmonary resuscitation action and frequency
The utility model provides an exercise assist device for standardizing cardio-pulmonary resuscitation actions and frequency. The exercise assist device comprises a supporting plate, a supporting column, a pressing part, an air bag and a metronome. Four groups of supporting columns are fixedly arrang...
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Format: | Patent |
Sprache: | chi ; eng |
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