Objective: To explore the feasibility and applicability of a novel cavernosum-free surgical technique for concealed penis of children. Methods: From June 2017 to August 2017, 38 boys with concealed penis were treated using our new cavernosum-free surgical technique. The median age was 8.5 years(4-13 years). The technique consisted of 3 steps: Step 1, making a horizon incision and expose the glans; Step 2, suturing skin of penis to the corresponding side of inguinal ligament medial crus at 2 and 10 o′clock without fixing of cavernosum.Step 3, pruning the foreskin and suturing together. No catheter was placed after surgery. Results: All the patients were able to urinate 2 to 6 hours after operation. The numeric rating scales score of postoperative pain was 1-3. Wound dressing was removed 5 to 7 days post-operatively. All of the parents had good cosmetic appearance, penis stretched naturally without deflection. The length of penis increased more than 3.0 cm on average after operation.Edema was observed in 3 cases, but disappeared in 5-7 days.No serious complications such as bleeding or winding occurs. Conclusions The novel cavernosum-free surgical technique is easy to perform. It provides a safe and effective technique for concealed penis of children.