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Nocturnal Bruxism and Botulinum Toxin Effect on the Subjects with Masseteric Hypertrophy
손승만,정기정,김미은,김기석,Sohn, Seung-Mahn,Chung, Gi-Chung,Kim, Mee-Eun,Kim, Ki-Suk Korean Academy of Orofacial Pain and Oral Medicine 2007 Journal of Oral Medicine and Pain Vol.32 No.3
This study aimed to evaluate a relation of bruxism with clinical effects of botulinum toxin type A(BTX-A) injection. 5 bruxers and 5 nonbruxers with bilateral masseter hypertrophy were participated in this study. After injecting 25 unit of BTX-A(Allergen Inc, $Botox^{(R)}$) into each masseter muscle, the thickness of masseter(Mm) and anterior temporalis(Ta) muscles was measured by ultrasonography and the maximum bite force was evaluated during a 9-month period. Self-estimation on the recovery of occlusal force during mastication was done as well. Regardless of presence of bruxsim, all subjects showed significantly reduced Ms thickness(p<0.001) and maximum bite force at $1^{st}$ molars(p=0.027) with their peak at 3 months after injection, which then started to return. No significant difference was observed in Ta thickness and the bite force at the central incisors. While self-estimated occlusal force was the least at 2 weeks after injection and then rapidly returned to the baseline level with full recovery at the time of 6 to 9 months after injection, the maximum bite force measured by bite force recorder did not recover the original value, particularly in the nonbruxer group. It is assumed that nocturnal bruxism can influence recovery of atrophic masseter and decreased occlusal force due to BTX-A injection. These findings suggest a need of occlusal appliance to control bruxism or clenching habit for longer clinical effect of BTX-A injection.
손승만,김미은,김기석 대한안면통증∙구강내과학회 2004 Journal of Oral Medicine and Pain Vol.29 No.1
측두하악장애 환자에서 저작곤란 혹은 저작기능의 저하는 흔히 보고되는 주소의 하나로서 저작기능은 저작능률 및 교합력을 통하여 임상적으로 평가할 수 있으며 이 두 가지는 서로 유의한 상관관계를 가지고 있음이 여러 문헌을 통해 알려져 있다. 이 중 저작능률은 분쇄도조사를 통해 쉽게 평가할 수 있는데 본 연구는 서로 다른 유형의 편측성 측두하악장애 (근육장애, 관절장애, 근육-관절복합장애) 환자 68명과 정상적인 관절상태인 대조군 20명의 저작능률을 땅콩과 체를 이용한 분쇄도조사를 시행하여 비교하였다. 관절장애는 동통 유무에 따라 다시 세분하였으며 측두하악장애 이환측과 비이환측의 저작능률도 함께 비교하였다. 본 연구의 결과에 따르면, 측두하악장애 환자는 정상인에 비해 저작능률이 유의성 있게 감소되었으나(p<0.001) 좌우차이는 거의 없는 것으로 보아 편측의 측두하악장애는 이환측 뿐만 아니라 비이환측의 저작능률까지 감소시킨다고 볼 수 있다. 또한 네 가지 유형의 측두하악장애 환자군을 비교하였을 때, 근육-관절복합장애의 저작능률이 가장 저하되었으며 그 다음은 근육장애, 동통성 관절장애, 무통성 관절장애의 순이었다 (p<0.001). 따라서 이상의 결과로 볼 때 저작능률은 기능장애보다는 동통에 의해 영향을 더 많이 받는 것으로 추정된다.
손승아 서울여자대학교 특수치료전문대학원 2001 심리치료: 다학제적 접근 Vol.1 No.-
This qualitative research used a herrneneutic phenomenological approach to discover meaning in the first adapting to motherhood. The goal of this study was to discover the essence of the first adapting to motherhood and promote understanding. The study was guided by van Manen’s method for doing research. The method of inquiry included : turning to phenomenon of interest; inquiring and investigating experience as it was lived rather than as conceptualized; reflecting and analyzing essential themes which characterize phenomenon; and describing phenomenon through art of writing and rewriting. Multiple strategies for data collecting were needed : in depth face to face interview; analysis of women’s writings and drawing; artistic works; and analysis of examples of phenomenon in art and literature. Although the experience was different for all of the women interviewed, essential themes of experience emerged; - settle down to a family in the true sense of the world - my baby in the main of my life - an awkward unfamiliarity to labeling as a mother - wish to run away from worning out caring a baby - a heavy responsibility and burden - unsatisfied with the changing body image - becoming completion as a woman - changing of a view of the me and world Findings of this study made possible to be deeply understanding on adapting to motherhood.
손승아,안경숙,김승경 한국청소년정책연구원 2006 한국청소년연구 Vol.17 No.1
The purpose of this study was to develop the fundamental programs to facilitate adaptation and intervene in maladjustment by examining the psychological factors which have effects on self regulation in adolescence. Data were gathered for the middle school students on third grade that attend the youth panel survey on the second year. Self regulation was significantly affected by the self evaluation, stress, unstability of circumstance, intimate relationship with their parents, their teather, their friends and community people, and sex. Self evaluation was affected positively by self regulation, while stress and unstability of circumstance was affected negatively by self regulation. And male students were high level self regulation. And the self regulation also was high as they are related intimately to their parents, their teacher, their friends and community people. A regression analysis was used to investigate how much micro system factors have effects on self regulation. It shows that ten variables such as self evaluation, stress, unstability of circumstance, relationship to their parents, sex, relationship to their teacher, relationship to community people, and relationship to intimate friends, have effects on self evaluation. 본 연구는 청소년들의 자기조절능력에 영향을 미치는 심리환경적 요인들을 규명함으로써 청소년기 적응을 촉진하고 부적응을 중재하기 위한 기초적인 방안을 모색하기 위해 실시되었다. 연구의 대상은 청소년개발원에서 실시한 청소년 패널연구 2차 년도에 참여한 중학교 3학년생들이었다. 청소년의 자기조절능력은 자기평가가 긍정적일수록, 부모․친구․교사 및 지역사회 주민들과의 관계가 좋을수록, 스트레스가 낮을수록, 현재상황의 불안정성이 낮을수록, 그리고 남학생일수록 자기조절능력은 높게 나타났다. 심리환경적 요인들이 자기조절능력에 미치는 영향력을 알아보기 위한 회귀분석 결과, 자기평가, 스트레스, 현재상황의 불안정성, 부모와의 관계, 성별, 지역사회 주민들과의 관계, 친한 친구, 교사와의 관계 등의 순서로 자기조절능력에 영향력을 미치는 것으로 나타났다.