Japan has a syringe needle made of human hair?

Q: human hair so fine, so soft, into a person's skin? Explanation: the more detailed, the better!
Answer: instead of using human hair, but similar to human hair of syringe needle, diameter of 0.2 mm, allegedly injection can reduce the patients pain, invented by a small enterprise, publicity over a period of time, the actual use of the hospital is not much.
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