How To Aspirate A Needle Properly - Bulk Syringes
2014-1-31 · How to Aspirate a Needle. Once you have found your injection site, sanitized it, and prepped it, you can slowly insert your needle as normal. Do not release any fluid into the injection site though. Slowly pull back on the syringe for about three seconds to aspirate the needle. If any blood comes into the syringe, you will need to remove the ...
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