IRCT20180627040252N1 IRCT 2019-12-19 Yazd University of Medical Sciences Treatment of trigger finger Treatment of trigger finger: a randomized clinical trial comparing the methods of corticosteroid injection and percutaneous release 2018-07-11 anticipated 80 Complete https://irct.ir/trial/44133 interventional Randomization: Randomized, Blinding: Not blinded, Placebo: Not used, Assignment: Parallel, Purpose: Treatment, Randomization description: The patients will be randomly assigned to intervention and control groups using table of random numbers. 2 Trigger finger. Intervention 1: Intervention group: First with lidocaine 2% local anesthesia is performed and then the needle of the gage 18 is inserted through the anatomical site and attempts to release percutaneously by vertical movements over the A1 pulley. Intervention 2: Control group: Patients in this group will receive xylocaine 0.9 cc, bicarbonate 0.1 cc and 1 cc methylprednisolone. Undecided - It is not yet known if there will be a plan to make this available Justification or reason for indecision in sharing IPD is There is no more information.