Research Article

Intra-Articular Laser Therapy May Be a Feasible Option in Treating Knee Osteoarthritis in Elderly Patients

Figure 1

(a) BD Insyte Autoguard 22   IN intravenous (IV) hollow catheter was used. (b, c) The Weber nonpyogenic fiber optic light guide. (d) The insertion of the fiber optic light guide was done into the knee joint laterally underneath the patellar tendon. (e) Red laser light diode with a wavelength of 658 nm turned on.
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