Can Blunt Needle Fill Hyaluronic Acid Still Pull Back
Jul 25, 2022
A blunt needle cannot be drawn back.
Blunt needle is used for fan-shaped and cross filling of large areas such as forehead. It has fewer pinholes and is easier to spread evenly. Sharp needle is difficult to spread evenly when it is injected in large areas.
Blunt needle control operation more simple, no blade strong elasticity, not easy to Pierce the vascular damage, but it can't be flesh injection, could cause a tear strain to muscle tissue, sharp needle can be skin injection, without replacement needles, the flexibility of plane and point injection, to skin tissue damage to use smaller, but the sharp needle sharp easy to cause blood vessel rupture, Easy to damage sensitive organs.
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