自1983年以来，我们先后收治膀胱异物患者30例，经仔细询问病虫，均与手淫有关，可见加强性教育的重要性。现将有关资料总结分析如7。1临床资料30例患者中，男性24例，女性6例。11～20岁11例，21～30岁12例，其它年龄组7例。病史多有用手或其它物品刺激、玩弄外生殖器，以满足 Since 1983, we have received 30 cases of bladder foreign body patients. After careful inquiry of the diseases and insects, they are related to masturbation, which shows the importance of strengthening sex education. The relevant data are summarized and analysed as follows: 7. 1 Clinical data Among the 30 patients, 24 were males and 6 were females. Eleven 11 to 20 years old, 12 to 21 years old, and 7 other age groups. Most of the medical history has been stimulated by hand or other items and played with external genitalia to meet