• Title/Summary/Keyword: Human body dissection

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A Study of Student Nurses' Observation Experiences of Human Body Dissection (간호학생의 인체해부관찰경험)

  • Kim, Mi-Hee;Chae, Myeong-Jeong
    • Journal of Korean Biological Nursing Science
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    • v.14 no.2
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    • pp.94-102
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    • 2012
  • Purpose: This study attempted to describe the essential structure of nursing students' experiences as observers of human body dissection. Methods: The research was undertaken as qualitative research. The data was collected through written sources of 169 students majoring in nursing. The analysis of data was made using the phenomenological analytic method suggested by Colaizzi (1978). Results: In this study, five categories of themes emerged. They were: 'unfamiliar wait','standing at the edge of chaos','growth through reflection', 'be immersed in practice', 'winging to be a nurse'. Conclusion: This study will prove helpful not only in understanding nursing students' observation experiences of human body dissection but also in describing their needs for systematic and emotional support.

High-Fidelity Perforator Visualization for Cadaver Dissection in Surgical Training

  • AllenWei Jiat Wong;Yee Onn Kok;Khong Yik Chew;Bien Keem Tan
    • Archives of Plastic Surgery
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    • v.50 no.6
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    • pp.621-626
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    • 2023
  • In the first half of the third century B.C., Herophilus and Erasistratus performed the first systematic dissection of the human body. For subsequent centuries, these cadaveric dissections were key to the advancement of anatomical knowledge and surgical techniques. To this day, despite various instructional methods, cadaver dissection remained the best way for surgical training. To improve the quality of education and research through cadaveric dissection, our institution has developed a unique method of perforator-preserving cadaver injection, allowing us to achieve high-fidelity perforator visualization for dissection studies, at low cost and high efficacy. Ten full body cadavers were sectioned through the base of neck, bilateral shoulder, and hip joints. The key was to dissect multiple perfusing arteries and draining veins for each section, to increase "capture" of vascular territories. The vessels were carefully flushed, insufflated, and then filled with latex dye. Our injection dye comprised of liquid latex, formalin, and acrylic paint in the ratio of 1:2:1. Different endpoints were used to assess adequacy of injection, such as reconstitution of eyeball volume, skin turgor, visible dye in subcutaneous veins, and seepage of dye through stab incisions in digital pulps. Dissections demonstrated the effectiveness of the dye, outlining even the small osseous perforators of the medial femoral condyle flap and subconjunctival plexuses. Our technique emphasized atraumatic preparation, recreation of luminal space through insufflation, and finally careful injection of latex dye with adequate curing. This has allowed high-fidelity perforator visualization for dissection studies.

A Comparative Study for Anatomical Terms in Oriental and Western Medicine (사람해부학 용어에 대한 한·양방 비교 연구)

  • Kim, Soo-Myung
    • Journal of Haehwa Medicine
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    • v.5 no.2
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    • pp.449-461
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    • 1997
  • Anatomical terms is very important for the whole medical area. In the past, medical student have confused with the anatomical terms which were base on Japanish-Chinese. So they have to be made easily for reading and learning. Fortunately the anatomical terms in Korean had completely made through the fourth edition. According to the oriental law and customs human dissection was prohibited, therefore human anatomy naturally undeveloped. In this study, on the view of the Korean terms carried out the comparison between oriental and western anatomical terms in osteology and splanchnology. The oriental anatomical terms expressed with only looking at and touching the part of the human body. The gross structure of the osteology, is similar to oriental and western medicine but there's no detailed nomenclature of the bone. Instead of it, they expressed connection to acupuncture point or disease in the human body. So it's difficult to find out the anatomical terms of the splanchnology like recent ones.

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Study on the Medical Information of OhjuYeonmunJangjeonSango (『오주연문장전산고(五洲衍文長箋散稿)』 소재 의학정보에 대한 연구)

  • Park, Sang-Young
    • The Journal of Korean Medical History
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    • v.28 no.2
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    • pp.97-103
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    • 2015
  • The medical information of Lee-Kyukyeong has been considered as one of the cases delivering western medical knowledge, attracting public attention. The medical theories delivered from western countries were very unfamiliar and unique however he knew that e dissection information of East Asia was more detailed compared to the dissection theories of East Asia left in East Asia. And, he made a valuation of the East Asian traditional medical information related to human body in the book. However, the information that he left was mixed with medical books, many written statements and encyclopedias in fashion etc. and many information written by him delivers very unique legends with the confirmation of the information about the human body. Therefore, there are many cases that these information are hard to be discussed at the same level and there are wrong information in therms of 'Fact' and introductions in terms of opposite contetns in the same article. This is originated from the advantages and limits that "OhjuYeonmunJangjeonSango" has, whose author tried to collect the knowledge as much as possible in the same frame under the identical topic. This is the example that shows the climate of the some intellectuals who made an example by accepting all kinds of information and making information of their own. This intelligent climate clearly shows the discordance between medical information suggested by Ohju and the medical reality that Ohju faced. In other words, there were latest information in "Ohju-Yeonmun-Jangjeon-Sango", but had to be sensitive in supply of medicines for Ohju who used to live in the backwoods. Therefore, the medical benefits that he could choose were single - medicine prescription that is closer to conventional medicine and experiential prescription and Yangsaengsoo which medical costs do not occur. These facts imply that the stories about the latest opinion that was in fashion to look at the medical reality in late Chosun Dynasty and detailed research on the daily life that one person faced should be accompanied.

A Understanding of the Temporal Stem

  • Choi, Chan-Young;Han, Seong-Rok;Yee, Gi-Taek;Lee, Chae-Heuck
    • Journal of Korean Neurosurgical Society
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    • v.47 no.5
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    • pp.365-369
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    • 2010
  • Objective : There has been inconsistency about definition of the temporal stem despite of several descriptions demonstrating its microanatomy using fiber dissection and/or diffusion tensor tractography. This study was designed to clarify three dimensional configurations of the temporal stem. Methods : The fronto-temporal regions of several formalin-fixed human cerebral hemispheres were dissected under an operating microscope using the fiber dissection technique. The consecutive coronal cuts of the dissected specimens were made to define the relationships of white matter tracts comprising the temporal stem and the subcortical gray matters (thalamus, caudate nucleus, amygdala) with inferior limiting (circular) sulcus of insula. Results : The inferior limiting sulcus of insula, limen insulae, medial sylvian groove, and caudate nucleus/amygdala were more appropriate anatomical structures than the roof/dorso-lateral wall of the temporal horn and lateral geniculate body which were used to describe previously for delineating the temporal stem. The particular space located inside the line connecting the inferior limiting sulcus of insula, limen insulae, medial sylvian groove/amygdala, and tail of caudate nucleus could be documented. This space included the extreme capsule, uncinate fasciculus, inferior occipito-frontal fasciculus, anterior commissure, ansa peduncularis, and inferior thalamic peduncle including optic radiations, whereas the stria terminalis, cingulum, fimbria, and inferior longitudinal fiber of the temporal lobe were not passing through this space. Also, this continued posteriorly along the caudate nucleus and limiting sulcus of the insula. Conclusion : The temporal stem is white matter fibers passing through a particular space of the temporal lobe located inside the line connecting the inferior limiting sulcus of insula, limen insulae, medial sylvian groove/amygdala, and tail of caudate nucleus. The three dimensional configurations of the temporal stem are expected to give the very useful anatomical and surgical insights in the temporal lobe.

Hand-Yin Meridians of Unearthed Mawangdui Medical Texts Were Described by the Haptic Exploration (마왕퇴(馬王堆) 발굴(發掘) 경맥서(經脈書) 비음경(臂陰經) 연구(硏究) : 경맥(經脈)의 직접(直接) 지각(知覺))

  • SONG Seok-mo
    • The Journal of Korean Medical History
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    • v.35 no.1
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    • pp.87-99
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    • 2022
  • The purpose of this paper is to test the hypothesis that some early Chinese meridians were described by haptic exploration of the arterial pulse. The method is as follows: First, the relevant passages of the Mawangdui medical texts, the oldest meridian monographs, are translated based on perceptual anatomy. Second, the pulse is haptically searched for in the palm, lower arm, upper arm, armpit, and torso of the human body. Finally, their locations are compared with the translation. As a result, It was confirmed that the pulse locations detected on the body were mostly consistent with the routes of the meridians described in the texts. So meridians were haptically detectable pulse routes. What is known today as the flow direction of hand-yin meridians is actually the direction of searching the pulse. Our result runs counter to Huang Longxiang's claim that the route of the meridians are virtual routes set by speculation. Our findings also dispute Vivien Shaw's claim that the meridians of Mawangdui medical texts were discovered by anatomical dissection. They also refute the claim that meridians were discovered by the extrasensory perception of the inner sight (內觀) and the subjective experience of the meridian sensitive person. The hand-yin meridians of Mawangdui medical texts are well described so that anyone can find them by touching them with their fingers.

Application of Perforator Flap for the Oral and Maxillofacial Reconstruction (구강악안면재건을 위한 천공지 피판의 적용)

  • Kim, Soung Min;Oh, Jin Sil;Kang, Ji Young;Myoung, Hoon;Lee, Jong Ho
    • Maxillofacial Plastic and Reconstructive Surgery
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    • v.35 no.3
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    • pp.200-209
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    • 2013
  • Over the past few years, a large number of perforator flaps have been revised by several microsurgeons in the USA, France, Canada and Japan. A perforator flap is a flap of skin or subcutaneous tissue that is based on the dissection of a perforating vessel, which is a perforator. In short, a perforator is a vessel that has its origin in one of the axial vessels of the human body. By reducing any muscle harvesting and trauma to a minimum, perforator flaps aim to minimize donor site morbidity, and by avoiding the transfer of dennervated muscle, the long-term bulk of the free tissue transfer becomes more predictable. There are a finite number of potential perforator flaps in the body, which are based on the named source arteries. The most commonly used perforator flaps are deep inferior epigastric perforator, superior gluteal artery perforator, thoraco dorsal artery perforator, medial sural artery perforator, and anterolateral thigh perforator flap. For a better understanding of perforators as a routine reconstructive procedure in oral and maxillofacial surgery, the definition with nomenclature, classifications with special characteristics, and review points for their individual applications must be learned and memorized by the young doctors in the course regarding the special curriculum periods for the Korean national board of oral and maxillofacial surgery. Perforator flaps have been known to have many advantages, so this review article summarized their applications to the maxillofacial reconstruction in the Korean language.

Salvage of Infected Breast Implants

  • Song, Joon Ho;Kim, Young Seok;Jung, Bok Ki;Lee, Dong Won;Song, Seung Yong;Roh, Tai Suk;Lew, Dae Hyun
    • Archives of Plastic Surgery
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    • v.44 no.6
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    • pp.516-522
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    • 2017
  • Background Implant-based breast reconstruction is being performed more frequently, and implants are associated with an increased risk of infection. We reviewed the clinical features of cases of implant infection and investigated the risk factors for breast device salvage failure. Methods We retrospectively analyzed 771 patients who underwent implant-based breast reconstruction between January 2010 and December 2016. Age, body mass index, chemotherapy history, radiation exposure, and smoking history were assessed as potential risk factors for postoperative infection. We also evaluated the presence and onset of infection symptoms, wound culture pathogens, and other complications, including seroma, hematoma, and mastectomy skin necrosis. Additionally, we examined the mastectomy type, the use of acellular dermal matrix, the presence of an underlying disease such as hypertension or diabetes, and axillary node dissection. Results The total infection rate was 4.99% (58 of 1,163 cases) and the total salvage rate was 58.6% (34 of 58). The postoperative duration to closed suction drain removal was significantly different between the cellulitis and implant removal groups. Staphylococcus aureus infection was most frequently found, with methicillin resistance in 37.5% of the cases of explantation. Explantation after infection was performed more often in patients who had undergone 2-stage expander/implant reconstruction than in those who had undergone direct-to-implant reconstruction. Conclusions Preventing infection is essential in implant-based breast reconstruction. The high salvage rate argues against early implant removal. However, when infection is due to methicillin-resistant S. aureus and the patient's clinical symptoms do not improve, surgeons should consider implant removal.

The Cadaver experience of the nursing students

  • Kim, Jung-ae;Eui-Young, Cho
    • International Journal of Advanced Culture Technology
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    • v.5 no.3
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    • pp.11-23
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    • 2017
  • Anatomy is one of the basic subjects of the nursing course, which is included in the curriculum of the nursing. Anatomy is a basic course for understanding major in nursing and it is the first gateway to acquire expertise. It is mainly opened in nursing and first to second grades. Therefore, students who have advanced to the nursing department have great interest and expectation on the anatomy subjects. In general, nursing students are studying anatomy with theories and models, and some universities practice on tour after dissection of medical consortium for short time. This is called the Cadaver practice. This study was carried out to investigate the thoughts and experiences of bioethics through nursing students' Cadaver practice. The interview data were processed through the analysis and interpretation process using the phenomenological research method, Giorgi method. As a result, 48 semantic units were derived, and then they were divided into 10 subcomponents and divided into 6 categories. As a result of the analysis, the experience of nursing students' bioethics was tied to the topic of six questions. For example, 'what about the respect and responsibility of nursing students in Cadaver?', 'What about your experience with the Cadaver experiment and bioethics?', 'What was the academic achievement of the actual human body structure viewing experience with cadaver?', 'What was the connection with theory?', 'What was your intention to recommend to others?', 'What was your perception and interest in the Cadaver experiment?'. Analyzes were integrated into 10 structures; "Thank you for your donation", "want others to refuse donation", "Burden of practice", "Good opportunities for learning", "Understand better", "Should study harder", "Memory is better", "Compared to theory", "Good experience", "Want to rejoin". The general structural description of the participants' meanings is summarized as follows. Nursing college students who participated in the Cadaver had a gratitude for the donor, but they said they would like to talk to others about donating organs. Before they went to practice, they felt a lot of pressure on the dissection of the cadaver, but they went to the practice and thought that it was a good opportunity to learn by doing well. Specifically, they understood that they had better understanding than the theoretical lesson, and that they were more eager to study their major through practice. In other words, most of them were more memorable and they would like to participate again if the opportunity comes next time. The results of this study show that the practice of Cadaver in nursing college students is very positive in terms of educational effectiveness. However, in terms of bioethics, it can be seen that the education process is somewhat unsatisfactory. Therefore, the systematic bioethics education should be prepared before the practice in the nursing college students' Cadaver practice.

Auto-Segmentation Algorithm For Liver-Vessel From Abdominal MDCT Image (복부 MDCT 영상으로부터 간혈관 자동 추출 알고리즘)

  • Park, Seong-Me;Lee, You-Jin;Park, Jong-Won
    • Journal of Korea Multimedia Society
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    • v.13 no.3
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    • pp.430-437
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    • 2010
  • It is essential for living donor liver transplantation that surgeon must understand the hepatic vessel structure to improve the success rate of operation. In this paper, we extract the liver boundary without other surrounding structures such as heart, stomach, and spleen using the contrast enhanced MDCT liver image sequence. After that, we extract the major hepatic veins (left, middle, right hepatic vein) with morphological filter after review the basic structure of hepatic vessel which reside in segmented liver image region. The purpose of this study is provide the overall status of transplantation operation with size estimation of resection part which is dissected along with the middle hepatic vein. The method of liver extraction is as follows: firstly, we get rid of background and muscle layer with gray level distribution ratio from sampling process. secondly, the coincident images match with unit mesh image are unified with resulted image using the corse coordinate of liver and body. thirdly, we extract the final liver image after expanding and region filling. Using the segmented liver images, we extract the hepatic vessels with morphological filter and reversed the major hepatic vessels only with a results of ascending order of vessel size. The 3D reconstructed views of hepatic vessel are generated after applying the interpolation to provide the smooth view. These 3D view are used to estimate the dissection line after identify the middle hepatic vein. Finally, the volume of resection region is calculated and we can identify the possibility of successful transplantation operation.