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Recurrent abdominal pain due to small bowel volvulus after transabdominal preperitoneal hernioplasty:A case report and review of literature
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作者 Yi Man Bao-Shan Li +2 位作者 Xin Zhang Huang Huang yin-long wang 《World Journal of Clinical Cases》 SCIE 2021年第15期3696-3703,共8页
BACKGROUND Compared with open mesh repair,transabdominal preperitoneal(TAPP)hernioplasty results in less chronic postoperative inguinal pain and faster postoperative recovery.However,it may still lead to rare but seri... BACKGROUND Compared with open mesh repair,transabdominal preperitoneal(TAPP)hernioplasty results in less chronic postoperative inguinal pain and faster postoperative recovery.However,it may still lead to rare but serious complications.Here we report a case of intestinal volvulus with recurrent abdominal pain as the only clinical symptom,which occurred 3 mo after TAPP repair for bilateral inguinal hernia.CASE SUMMARY A 50-year-old male patient underwent laparoscopic TAPP for bilateral inguinal hernias.After the operation,he experienced recurring pain in his lower right abdomen around the surgical area,which was relieved after symptomatic treatment.Three months after the surgery,the abdominal pain became severe and was aggravated over time.The whirlpool sign of the mesentery was seen on contrast-enhanced computed tomography(CT).Laparoscopic exploration confirmed that a barb of the V-Loc™suture penetrated the peritoneum,which caused the adhesion of the small intestinal wall to the site of peritoneal injury,forming intestinal volvulus.Since there was no closed-loop obstruction or intestinal ischemia,recurrent abdominal pain became the only clinical manifestation in this case.After laparoscopic lysis of adhesions and reduction of intestinal volvulus,the patient recovered and was discharged.CONCLUSION The possibility of intestinal volvulus should be considered in patients who experience recurrent abdominal pain following TAPP surgery during which barbed V-Loc sutures are used for closing the peritoneum.Contrast-enhanced CT and active laparoscopic exploration can confirm the diagnosis and prevent serious complications. 展开更多
关键词 LAPAROSCOPY Inguinal hernia Transabdominal preperitoneal hernioplasty VOLVULUS Intestinal Complication Case report
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新型含苯并咪唑结构磺酸盐构建高火灾安全性热塑性聚酯 被引量:3
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作者 吴万寿 段平慧 +3 位作者 王寅龙 陈力 汪秀丽 王玉忠 《Science China Materials》 SCIE EI CAS CSCD 2021年第8期2067-2080,共14页
热塑性聚酯本身具有极高的易燃性,同时在燃烧过程中还会产生浓烟以及严重的熔滴,这已经成为阻碍其广泛应用的主要因素.为了解决这个问题,在本文中,我们合成了一种全新的含磺酸盐以及苯并咪唑结构的离子单体,并将其引入聚对苯二甲酸乙二... 热塑性聚酯本身具有极高的易燃性,同时在燃烧过程中还会产生浓烟以及严重的熔滴,这已经成为阻碍其广泛应用的主要因素.为了解决这个问题,在本文中,我们合成了一种全新的含磺酸盐以及苯并咪唑结构的离子单体,并将其引入聚对苯二甲酸乙二醇酯(PET,热塑性聚酯模型)分子链中.由于离子聚集以及炭化能力的协同作用,共聚酯在高温下表现出极高的熔体黏度以及优异的成炭能力.当离子单体引入量为8 mol%时,共聚酯能够通过UL-94 V-0级,在测试过程中没有熔滴产生.同时,极限氧指数(LOI)高达33.0 vol%.与PET相比,共聚酯的总产烟量,峰值热释放速率以及最大CO释放速率分别降低了45.2%,60.5%和75.0%.除此之外,共聚酯具有可纺性,同时阳离子染料的竭染率也由PET的6.5%提高到99.6%,表明共聚酯与阳离子染料之间具有很好的亲和性.这种本征阻燃的共聚酯在阻燃织物、艺术品基材、轨道交通与运输的装饰材料方面都有很好的应用前景. 展开更多
关键词 聚对苯二甲酸乙二醇酯 热塑性聚酯 磺酸盐 引入量 苯并咪唑 可纺性 装饰材料 阳离子染料
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