![01.jpg](https://2.bp.blogspot.com/-pBE65YmrGQE/XLSE7xsBgeI/AAAAAAALTlQ/xPj-zPABkFYpeThJcgdq5MTCjqoPSP9YACLcBGAs/s1600/01.jpg)
피부와 지방 근육을 자르고 옆으로 벌려준다.
![02.jpg](https://1.bp.blogspot.com/-CZmSJSyLhJI/XLSE8HrKaXI/AAAAAAALTlU/-Hen4PmvJoksk5N4AGccpPQvvwylW3hHACLcBGAs/s1600/02.jpg)
![03.jpg](https://4.bp.blogspot.com/-b9ta0klT6MU/XLSE7-LBLnI/AAAAAAALTlY/iYeniW00NNYGxq3Wfl9MZiKZS2hECe0vACLcBGAs/s1600/03.jpg)
머리뼈를 노출시키고
![04.jpg](https://2.bp.blogspot.com/-UQ8EhqiXXTU/XLSE8-3VZjI/AAAAAAALTlc/5728Siyl3ooSe7YMC0Uy_WlM1qljO6eAQCLcBGAs/s1600/04.jpg)
경막과 지주막을 차례로 연다.
![05.jpg](https://2.bp.blogspot.com/-a5PbjVBzkjc/XLSE9bIghcI/AAAAAAALTlg/6OQRTF3eLEouNvumXtBUXeNBKltEtGj9wCLcBGAs/s1600/05.jpg)
코일색전술을 했지만 새로 커진 동맥류를
(뇌동맥류 : 뇌혈관 벽에 미세한 균열이 생기고 비정상적으로 부풀어오른 혈관 질환)
![06.jpg](https://2.bp.blogspot.com/-wnpK2jZkalU/XLSE9-n3fyI/AAAAAAALTlk/-od1FiGiuFwBedbcZzd5-vZkmgQFkabeACLcBGAs/s1600/06.jpg)
클립으로 막고
![07.jpg](https://1.bp.blogspot.com/-cbnuimgVBpw/XLSE-eesetI/AAAAAAALTlo/crHGeWEnacQ02p8G5H-LoikFR9pyHJ_jwCLcBGAs/s1600/07.jpg)
혈류를 체크한 다음
![08.jpg](https://3.bp.blogspot.com/-PZ0rVkh_QMM/XLSE--CGMwI/AAAAAAALTls/43DuvxuXN0I2bNQL80dUymcoXxcu1MZzwCLcBGAs/s1600/08.jpg)
![09.jpg](https://4.bp.blogspot.com/-MqQ_0GAdjfU/XLSE_SXxivI/AAAAAAALTlw/qAR0AWT3kz0W6fKhENSyYiytlb-KqNf8wCLcBGAs/s1600/09.jpg)
뇌막과 머리뼈를 차례로 닫는다
![10.jpg](https://1.bp.blogspot.com/-X5TQ-2KsBEY/XLSE_3kFEnI/AAAAAAALTl0/OkkoSc-IFK07vhVbHO0juyoNMI0zH7U4ACLcBGAs/s1600/10.jpg)
![11.jpg](https://2.bp.blogspot.com/-FKiruIgG-kM/XLSFAerm-yI/AAAAAAALTl4/vuz11F-PzhMuzeaCXjr6knjqOwaix8a8QCLcBGAs/s1600/11.jpg)
![12.jpg](https://4.bp.blogspot.com/-I279OTQXST8/XLSFA5JXLSI/AAAAAAALTl8/FS3LFGEQfPMfHQg6mfqJyR3rLbg4DCxxgCLcBGAs/s1600/12.jpg)
대뇌에 비해 출혈위험성이 큰 소뇌 수술이기 때문에 출혈을 막기위해 혈관사이에 지혈거즈를 넣어준다.
![13.jpg](https://3.bp.blogspot.com/-wJhwjw1P3AY/XLSFBUiRqHI/AAAAAAALTmA/m8to2cNDoP0AEqBDmWjrd0km6mcBbyVAQCLcBGAs/s1600/13.jpg)
수술 중 동맥류가 터질 것을 대비해 동맥류의 중심혈관을 확보한다
![14.jpg](https://1.bp.blogspot.com/-5Ci-7Epb7FA/XLSFB5sFlLI/AAAAAAALTmE/IYmaTslKGGgXMCYkHqJEbsjwlFi7COpCACLcBGAs/s1600/14.jpg)
![15.jpg](https://3.bp.blogspot.com/-753Nk3wrLjY/XLSFCRIJ9CI/AAAAAAALTmI/EEmCUGoIOvc8q7vhTOaFWet8aLJ9-a5qQCLcBGAs/s1600/15.jpg)
![16.jpg](https://1.bp.blogspot.com/-C7opCWQZVh8/XLSFC1JP74I/AAAAAAALTmM/z_WR39gH0qQKB5bGI-rqsBTK-e-ItPoQwCLcBGAs/s1600/16.jpg)
코일색전술을 했던 뇌동맥류를 찾아낸 후
![17.jpg](https://4.bp.blogspot.com/-FJpOjyaffKY/XLSFDVblAXI/AAAAAAALTmQ/8agsQMSTqZEMuwOxi4P-RY3ZG9uOXoT3gCLcBGAs/s1600/17.jpg)
![18.jpg](https://3.bp.blogspot.com/-g3pBT1sovJc/XLSFDt1v0XI/AAAAAAALTmU/rqWDZJioOyslwBbUtTgn2IOXl58F-aOQACLcBGAs/s1600/18.jpg)
아주 조심스럽게 혈관의 밑부분을 클립으로 묶는다.