Percutaneous Needle Tenotomy (PNT) Versus Platelet Rich Plasma (PRP) With PNT in the Treatment of Chronic Tendinosis

The PNT + PRP group will undergo needle tenotomy under direct and continuous ultrasound guidance with even distribution of PRP into the peritendinous area(s) of PNT around the affected tendon.

The PNT group will undergo needle tenotomy under direct and continuous ultrasound guidance local anesthesia into the affected tendon. 10 minutes after the injection, the ultrasound machine probe will be passed over the areas treated both to evaluate for any structural changes and for any complications.