Clinical trials and reviews provide evidence that diacutaneous fibrolysis improves pain and function when used to treat chronic lateral epicondylopathy (tennis elbow).
The retrieved papers include a direct randomized controlled trial demonstrating the effectiveness of diacutaneous fibrolysis for chronic lateral epicondylalgia (an alternative term for epicondylopathy), as well as a review article supporting its clinical efficacy for this condition. No papers refute the claim.