求翻译：15例行B超指引下刮宫术，其中11例吸刮成功；4例吸刮失败后3例改为腹腔镜下刮宫术，1例改为宫腔镜下取妊娠残留物证实诊断。23例经手术及病理检查证实为子宫角部妊娠。是什么意思？

B-15 under the guidance of routine dilatation and curettage, 11 cases Curettage success; four cases Curettage changed after the failure of three cases of laparoscopic curettage, and 1 to take the pregnancy residues hysteroscopic diagnosis was confirmed. 23 patients with surgical and pathological exa

Commission on Sustainable Development under the guidance over 15 routine B Palace, of which 11 cases surgery successful drug development drug addicts; 4 cases after the failure on 3 cases were replaced by the Commission on Sustainable Development under laparoscopic surgery, 1 case Palace to palace a

Under 15 routine B ultra direction the dilatation and curettage, 11 examples attract blow successfully; 4 examples attract blow are defeated the latter 3 examples to change under the peritoneoscope the dilatation and curettage, 1 example changes under the uteroscope to take the pregnancy residuum co

15 routine curettage under b-ultrasound, of which 11 suction scraper success; 4 scratch 3 case changed to curettage under laparoscope after failure, 1 to Hysteroscopy under remnants of confirmed diagnosis of pregnancy. 23 cases were confirmed through surgery and pathology for uterine Horn pregnancy.

15 routine curettage under b-ultrasound, of which 11 suction scraper success; 4 scratch 3 case changed to curettage under laparoscope after failure, 1 to Hysteroscopy under remnants of confirmed diagnosis of pregnancy. 23 cases were confirmed through surgery and pathology for uterine Horn pregnancy.