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

Figure 3

With the knee flexed slightly and a pillow placed underneath the joint, the standard lateral approach was performed for the aspiration procedure. (a) Needle inserted under the transverse view of the transducer. (b) Needle inserted under the longitudinal view of the transducer.

(a)

(b)