The method might seem to operate initially due to the impressive placebo consequences that surgical procedures can deliver, only to reassert itself later. See Surgery: a complete e book stuffed with examples of this phenomenon. Even if it is a suitable tendinitis, it’s not a tendinitis of just one tendon, https://www.theorthopaedicandpainpractice.com/how-to-alleviate-tennis-elbow-pain-tips-from-a-medical-expert/