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여진석,박성식,임정아 대한마취통증의학회 2014 Anesthesia and pain medicine Vol.9 No.4
Noncontact electrosurgical ground is recently developed to provideadequate electrical return to electric surgical unit without directcontact to the patient. It provides full and safe electrical returnwithout direct contact of patient due to oscillating, high frequencynature of the current flow and large surface of pad. It is usefulin burn surgery and effective to prevent burn by improperplacements of the grounding pad. But it can induce current toconducting object with direct contact. Current induced in conductivematerials can produce heat to make burns. We present a patientwith full-thickness burn in left third finger which was resulted fromcurrent through stainless steel tube tree on the operating tableduring surgery. The stainless tube tree was placed on noncontactelectrosurgical ground which was covered with plastic sheet andlinen sheet. Staff in operating room should be educated and remainvigilant for electrical burns caused by metallic object on noncontactgrounding pad.
여진석,이상민 대한마취통증의학회 2014 Anesthesia and pain medicine Vol.9 No.3
Background: The occurrence of acute hypercarbia during endoscopicthoracic sympathectomy is not rare when CO2 gas is usedto collapse lung. Upper thoracic sympathectomy can increasescerebral blood flow (CBF) and hypercarbia also increases CBF. The purpose of this study was to analyze the changes in commoncarotid blood flow volume (CCBFV) before and after T2 thoracicsympathectomy at normocarbia and hypercarbia. Methods: In nine anesthetized and mechanically ventilated dogs,we checked CCBFV using an ultrasonic flow probe under fourexperimental conditions: 1) before T2 sympathectomy at normocarbia,2) before T2 sympathectomy at hypercarbia, 3) after T2sympathectomy at normocarbia, and 4) after T2 sympathectomy athypercarbia. We also measured heart rate, blood pressure andPaCO2 at each time. Results: Hypercarbia increased CCBFV from 105.2 ± 47.9 ml/minto 192.3 ± 85.4 ml/min. In T2 sympathectomy/normocarbia state,CCBFV increased to 152.2 ± 62.0 ml/min. In T2 sympathectomy/hypercarbia state, CCBFV increased to 230.2 ± 100.1 ml/min. CCBFV in hypercarbia state, sympathectomy state and sympathectomy/hypercarbia state showed significant increases compared withthose in baseline (P < 0.05). CCBFV in hypercarbia state andsympathectomy/hypercarbia state showed significant increasescompared with those in sympathectomy state (P < 0.05). ButCCBFV in hypercarbia state and sympathectomy/hypercarbia didnot showed significant differences. Conclusions: This result suggests that hypercarbia increasesCCBFV more than sympathetic denervation and thoracic sympathectomyunder hypercarbia condition increases CCBFV more thansympathectomy only.
여진석,김세영,이창섭 고신대학교(의대) 고신대학교 의과대학 학술지 2024 고신대학교 의과대학 학술지 Vol.39 No.2
Percutaneous sacroplasty is mainly used as an intervention for pain associated with sacral insufficiency fractures or sacral metastatic tumors. However, sacroplasty for managing the pain associated with direct sacral invasion of rectal cancer has been rarely reported. We present a case of a 74-year-old patient who underwent sacroplasty via the interpedicular approach under fluoroscopic guidance to relieve pain resulting from direct tumor invasion into the S3 body. After the procedure, the patient experienced immediate pain relief and did not feel worse pain with ambulation. Aside from peritumoral vascular leakage, no other significant complications occurred immediately post-procedure. Our results suggest that fluoroscopically guided interpedicular sacroplasty is a safe and effective option for relieving the pain associated with direct sacral invasion by rectal cancer.
여진석,전영훈,김민지 대한마취통증의학회 2014 Anesthesia and pain medicine Vol.9 No.1
Solitary peripheral nerve tumor is rare and difficult to diagnosecorrectly. We present an unusual case of sciatic nerve tumor ina patient with leg buttock pain. Initial lumbar magnetic resonanceimaging (MRI) revealed a herniated nucleus pulposus on L5-S1. Physical examination showed a palpable mass on the left buttockand Tinel’s sign was elicited with palpation of the left posteriorbuttock. MRI examination of the hip revealed a tumor of the sciaticnerve adjacent to the left sciatic notch. Excision of the tumor waseasily performed with subsequent slight motor weakness ondorsiflexion. Histopathological examination revealed the tumor tobe a neurofibroma. Solitary neurofibroma without any evidence ofneurofibromatosis is a rare condition. This case emphasizes theimportance of physical examination and continued investigations.
증례보고 : 체외순환을 사용하지 않는 관상동맥 우회술에서 심장 전위를 위해 사용된 물주머니와 경식도 심장초음파 영상 개선
여진석 ( Jin Seok Yeo ),김태엽 ( Tae Yop Kim ),윤창룡 ( Chang Yong Yoon ),김준석 ( Jun Seok Kim ),지현근 ( Hyun Keun Chee ) 대한마취과학회 2007 Korean Journal of Anesthesiology Vol.52 No.2
During off-pump coronary artery bypass graft surgery (OPCAB), vigorous displacement and compression of the heart producing significant hemodynamic change are essential for optimal exposure of graft anastomoses. Intraoperative transesophageal echocardiography (TEE) is useful in determining hemodynamic compromise and prompting medical and mechanical support. However, in addition to the loss of contact between the heart and diaphragm during the displacement, swabs or snears underneath the heart interrupt the TEE signal transmission, resulting in a compromised transgastric (TG) TEE view. Therefore, TEE monitoring during OPCAB is usually limited to the mid-esophageal view. The authors placed a saline bag (a surgical glove filled with saline) underneath the heart to facilitate this anterior displacement of the heart, as well as avoid the signal interruption of the TG echocardiographic window. As a result, the optimal heart position with the minimal changes in LV regional wall motion, LV function and mitral regurgitation were found using the TG and other TEE views. The series of velocity-time integral of aortic valvular flow (VTI-Ao) in TG long axis view, in addition to SvO2, were then monitored as a surrogate marker of the cardiac output during a graft construction of the left circumflex artery. It was concluded that the use of a saline bag may be useful in avoiding compromise of the TG TEE view and determine the hemodynamic change using VTI-Ao during cardiac displacement for OPCAB. (Korean J Anesthesiol 2007; 52: 231~6)
만성 퇴행성관절염에 있어서 선택적 COX-2 억제제 멜록시캄의 임상적 효과
한태형,여진석,성덕현 대한마취과학회 2000 Korean Journal of Anesthesiology Vol.39 No.6
Background: Nonsteroidal anti-inflammatory agents are associated with a high incidence of gastrointe-stinal side effects due to nonspecific inhibition of cyclo-oxygenase (COX) enzymes, COX-1 and 2. Selec-tive inhibition of COX-2 would minimize the potential for gastrointestinal toxicity without compromising efficacy. This study was conducted to investigate 1) the clinical efficacy and 2) the safety of meloxicam, a preferential inhibitor of COX-2, compared with piroxicam in chronic osteoarthritis patients. Methods: This was designed as a randomized, open labeled, multi-clinic prospective trial. Patients received either meloxicam 7.5 mg or piroxicam 10 mg twice daily for two weeks. Parameters measured were demographic data, disease characteristics, static and dynamic visual analog scale scores (VAS score: 0 = no pain, 10 = extremely severe pain), side effects and their incidences, weekly drop out rates, global efficacy assessed by patients and physicians (1 = extremely satisfactory, 2 = satisfactory, 3 = unsatis-factory, 4 = extremely unsatisfactory), and the changes of disease status assessed by the patients (1 = remarkably improved, 2 = improved, 3 = no change, 4 = worse). Results: There were no significant differences between the two groups in respect to demographic data and disease status. VAS scores at one week showed significant decrease from the baseline, but had no further improvement when compared with those at two weeks. These trends were similar in both groups. At the first week the meloxicam group had lower incidences of side effects, but at the end of the study, these numbers were compatible between the two groups. Global efficacy evaluated by patients and physicians were highly satisfactory. The changes of disease status assessed by patients also revealed good improvements in both groups. Conclusion: Meloxicam had an analgesic effect for chronic osteoarthritis comparable to piroxicam. It appeared to have a better safety profile for short term therapy. but not in long term. (Korean J Anesthesiol 2000; 39: 842 ~848)