| 1. | Jh30 and jh20 belong to low power physiotherapy . it is a kind of photochemical action in laser irradiating and beam needle . it has the advantage of no pain , no infect , no forbidden acupuncture point and convenience 氦氖激光可对人体产生热效应,电磁效应,光化学效应,具有止痛消炎活血化瘀,疏调经络,照射人体血液,可降低血液粘度,改善微循环等作用。 |