The experimental method was obtained from the official website of the Fourth Military Medical University

Operation method

Rat and mouse heart blood sampling experiment

Materials and Instruments

Rats Mice
Alcohol Cotton Balls
Small animal bench Syringes Alcohol

Move

The animal was first immobilized in supine position, and the index finger of the left hand was placed on the left side of the first 3 ～ 4 The index finger of the left hand is placed between the third and fourth ribs on the left side and touches the strongest point of the apical heartbeat, where the right hand punctures with a syringe attached to a needle. As the heart beats, blood enters the syringe. Mouse 0.5 ～0.6 ml 0.6ml in rats is about 0.8ml 0.8～0.6ml for rats 1.2ml The

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