Incarceration of the penis with double metal nuts

Affiliations

• ¹ Department of Urology, First Hospital of Qinhuangdao, Hebei North University, Qinhuangdao 066000, Hebei, China; Department of Urology, Hebei North University, Zhangjiakou 075000, Hebei, China.
• ² Department of Surgery, Hebei Medical University, Shijiazhuang 050000, Hebei, China.
• ³ Department of Urology, First Hospital of Qinhuangdao, Qinhuangdao 066000, Hebei, China.
• ⁴ Department of Urology, First Hospital of Qinhuangdao, Qinhuangdao 066000, Hebei, China. Electronic address: liuql756@sina.com.