自1996年以来应用自行改进式超大圈套器治疗胃石36例,现将治疗体会报告如下。1　材料及方法1.1　临床资料36例病人,男19例,女17例。年龄18～66岁,平均年龄44.8岁。36例病人都有较明确的病史,如空腹食用山楂、黑枣、柿子等。病程5ｄ～8周。主要临床表现为腹部胀痛、进食后疼痛加 Since 1996, application of self-modified super large snare treatment of gastric stone 36 cases, now the treatment experience report is as follows. 1 Materials and Methods 1.1 Clinical data 36 patients, 19 males and 17 females. Age 18 to 66 years old, average age 44.8 years old. 36 patients have a more clear history, such as fasting edible hawthorn, black dates, persimmon and so on. Course of disease 5d ~ 8 weeks. The main clinical manifestations of abdominal pain, pain after eating plus