Journal of Cranio-Maxillofacial Surgery最新文献_第2页

Saving lives and restoring hope: Enhancing outcomes through comprehensive understanding of maxillofacial surgery in disaster medicine 拯救生命，重燃希望：通过全面了解颌面外科在灾难医学中的应用来提高疗效。

IF 2.1 2区医学

Journal of Cranio-Maxillofacial Surgery Pub Date : 2024-11-01 DOI: 10.1016/j.jcms.2024.03.019

Ricardo Grillo , Sahand Samieirad , Yunus Balel , Alexandre Meireles Borba , Philippi Machado dos Reis , Fernando Melhem-Elias

{"title":"Saving lives and restoring hope: Enhancing outcomes through comprehensive understanding of maxillofacial surgery in disaster medicine","authors":"Ricardo Grillo , Sahand Samieirad , Yunus Balel , Alexandre Meireles Borba , Philippi Machado dos Reis , Fernando Melhem-Elias","doi":"10.1016/j.jcms.2024.03.019","DOIUrl":"10.1016/j.jcms.2024.03.019","url":null,"abstract":"<div><div>This article delves into the profound impact of various types of disasters, examining some specific contexts. It provides insights into the unique challenges posed by different disasters, ultimately highlighting the invaluable role of maxillofacial surgery in addressing the critical healthcare needs of affected populations.</div><div>A comprehensive review of the literature was conducted to analyze the role of maxillofacial surgery in disaster management. Relevant studies were examined to gather evidence supporting the criticality of maxillofacial surgeons in disaster response.</div><div>Continuous training, coordination, and international collaboration among maxillofacial surgeons were reported as key factors in enhancing preparedness and improving post-disaster recovery. Sharing experiences, implementing best practices, and staying updated with advancements in the field seemed crucial for maximizing the impact of maxillofacial surgery in disaster medicine.</div><div>By prioritizing the inclusion of maxillofacial surgeons in disaster response teams, lives can be saved, functional outcomes can be improved, and hope can be restored in affected communities. Understanding the intricacies and patterns associated with various types of disasters can be crucial details for successful rescue operations.</div></div>","PeriodicalId":54851,"journal":{"name":"Journal of Cranio-Maxillofacial Surgery","volume":"52 11","pages":"Pages 1199-1205"},"PeriodicalIF":2.1,"publicationDate":"2024-11-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142057336","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":2,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

引用次数: 0

Comprehensive analysis of alar base inclination and lip line cant following orthognathic correction of maxillomandibular asymmetry: A retrospective study 上颌下颌不对称正颌矫正术后的颏底倾斜度和唇线倾斜度综合分析：回顾性研究

IF 2.1 2区医学

Journal of Cranio-Maxillofacial Surgery Pub Date : 2024-11-01 DOI: 10.1016/j.jcms.2024.08.018

Onur Koç, Salih Eren Meral, Emre Tosun, Hakan Hıfzı Tüz

{"title":"Comprehensive analysis of alar base inclination and lip line cant following orthognathic correction of maxillomandibular asymmetry: A retrospective study","authors":"Onur Koç, Salih Eren Meral, Emre Tosun, Hakan Hıfzı Tüz","doi":"10.1016/j.jcms.2024.08.018","DOIUrl":"10.1016/j.jcms.2024.08.018","url":null,"abstract":"<div><div>This paper examines the relationship between roll rotation of the jaws and changes in alar base or lip line asymmetry in the coronal plane following orthognathic correction. The study involved patients with preoperative frontal alar base and lip line asymmetries greater than 0.5° (because it corresponds to the minimum asymmetry perception threshold) and underwent bimaxillary orthognathic surgery without (Group I) or with (Group II) genioplasty. The alar base angle (ABA), lip line cant angle (LLCA), maxillary cant angle (MxCA), and mandibular cant angle (MnCA) were measured using preoperative and 12 months postoperative cone beam computed tomography (CBCT) images. Thirty-four patients were included in the study. Significant correlations were found between changes in MxCA and ABA besides between changes in MnCA and LCA in Groups I (<em>P</em> = 0.016, <em>P</em>˂0.001, respectively) and II (<em>P</em> = 0.002, <em>P</em>˂0.001, respectively). The mean of the change in ABA/the change in MxCA and the change in LLCA/the change in MnCA ratios for Group I were 0.59 ± 1.57 and 0.73 ± 0.94, respectively, while those for Group II were 0.46 ± 3.70 and 0.39 ± 2.00, respectively. Angular measurements from jugular and mental foramina points, aligned with the bony midline, offer a convenient tool for predicting alar base and lip symmetry during bimaxillary orthognathic surgery planning.</div></div>","PeriodicalId":54851,"journal":{"name":"Journal of Cranio-Maxillofacial Surgery","volume":"52 11","pages":"Pages 1293-1298"},"PeriodicalIF":2.1,"publicationDate":"2024-11-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142134522","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":2,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

引用次数: 0

Patient satisfaction after conservative treatment of anterior wall frontal sinus fractures 前壁额窦骨折保守治疗后的患者满意度。

IF 2.1 2区医学

Journal of Cranio-Maxillofacial Surgery Pub Date : 2024-11-01 DOI: 10.1016/j.jcms.2024.08.002

Marlous Marianne Beate Cardinaal , Omid Daqiq , Bram Barteld Jan Merema, Baucke van Minnen

{"title":"Patient satisfaction after conservative treatment of anterior wall frontal sinus fractures","authors":"Marlous Marianne Beate Cardinaal , Omid Daqiq , Bram Barteld Jan Merema, Baucke van Minnen","doi":"10.1016/j.jcms.2024.08.002","DOIUrl":"10.1016/j.jcms.2024.08.002","url":null,"abstract":"<div><div>This study aims to determine patient forehead aesthetics satisfaction after conservative treatment of non-dislocated and dislocated anterior wall frontal sinus fractures.</div><div>Prospectively, patients older than 15 years of age with a frontal sinus fracture, treated conservatively between the period of 2010–2020, were analysed. The Face-Q questionnaire was used to assess patient satisfaction, and the fracture dimensional properties were measured using computed tomography. The results were compared with a matched non-fractured control group.</div><div>The mean total Face-Q questionnaire score was 114.77 (SD = 17.38) versus 114.23 (SD = 15.23) (research-versus control group, respectively), with a mean difference of 0.55 (SD = 4.85), which was not significant (p = 0.91). The size of impression area did not appear to have a linear relationship with patient satisfaction within the entire population (p = 0.87; r = 0.00). Presence of a scar in the fracture site was a significant predictor of patient satisfaction, contributing to 31% of the entire population's overall score (p = 0.01) and 57% in the dislocated fracture population (p = 0.003).</div><div>The conservatively treated patients’ satisfaction score was comparable to the control group. A higher satisfaction score after a conservative treatment is associated with the absence of a scar on the fracture site, even with dislocations up to 6 mm at the deepest impression point.</div></div>","PeriodicalId":54851,"journal":{"name":"Journal of Cranio-Maxillofacial Surgery","volume":"52 11","pages":"Pages 1228-1234"},"PeriodicalIF":2.1,"publicationDate":"2024-11-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142057334","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":2,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

引用次数: 0

Osteosynthesis for mandibular reconstruction with fibula free flap: Which type and why? A French national survey 使用腓骨游离瓣进行下颌骨重建的骨合成术：哪种类型？法国全国调查。

IF 2.1 2区医学

Journal of Cranio-Maxillofacial Surgery Pub Date : 2024-11-01 DOI: 10.1016/j.jcms.2024.03.018

Hugo Poncet, Frédéric Lauwers, Franck Delanoë, Alexandra Roux-Trotobas, Alice Prevost

{"title":"Osteosynthesis for mandibular reconstruction with fibula free flap: Which type and why? A French national survey","authors":"Hugo Poncet, Frédéric Lauwers, Franck Delanoë, Alexandra Roux-Trotobas, Alice Prevost","doi":"10.1016/j.jcms.2024.03.018","DOIUrl":"10.1016/j.jcms.2024.03.018","url":null,"abstract":"<div><div>We explored the most suitable osteosynthesis type for mandibular reconstruction using fibula free flap (FFF) given the lack of robust data available. For this, an anonymous survey was e-mailed to 853 head-and-neck surgeons (France) asking about their practices and criteria guiding their osteosynthesis material and method choices. Questions assessed: (1) the most frequently used osteosynthesis type, (2) the explanatory variables related to surgeon career status/surgical specialty, and (3) justifications for osteosynthesis type (scientific, technical, \"misuse\"). Multivariate logistic regression was performed to test for associations of explanatory variables with plate type or misuse. Overall, 118 (13.8%) surgeons responded, among which flexible non-locking osteosynthesis was preferred (59%). Career status and surgical specialty were significantly associated with material choice. University professors/senior lecturers (OR 5.96 vs academic clinical associates; p = 0.02), but not ear-nose-throat/reconstructive plastic surgeons (OR 0.22 vs maxillofacial surgeons; p = 0.04), were more likely to opt for rigid locking osteosynthesis. Private practitioners preferred flexible non-locking osteosynthesis (OR = 5.03; p = 0.04). Only 18% of surgeons scientifically justified their choices. We considered misuse among 65% of surgeons and this was significantly associated with irregular practice of FFF surgery (OR 2.28 vs > 10 surgeries/year; p = 0.04). Overall, >50% of surgeons mainly rely on habits without scientific arguments assisting in decision-making.</div></div>","PeriodicalId":54851,"journal":{"name":"Journal of Cranio-Maxillofacial Surgery","volume":"52 11","pages":"Pages 1354-1359"},"PeriodicalIF":2.1,"publicationDate":"2024-11-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142193756","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":2,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

引用次数: 0

Medial incision approach in modified small double-opposing Z-plasty for Veau II cleft repair 内侧切口法用于 Veau II 兔裂修复的改良小双对位 Z 形成形术

IF 2.1 2区医学

Journal of Cranio-Maxillofacial Surgery Pub Date : 2024-11-01 DOI: 10.1016/j.jcms.2024.06.005

Rafael Denadai , Nobuhiro Sato , Hyung Joon Seo , Dax Carlo Go Pascasio , Chi-Chin Lo , Pang-Yung Chou , Lun-Jou Lo

{"title":"Medial incision approach in modified small double-opposing Z-plasty for Veau II cleft repair","authors":"Rafael Denadai , Nobuhiro Sato , Hyung Joon Seo , Dax Carlo Go Pascasio , Chi-Chin Lo , Pang-Yung Chou , Lun-Jou Lo","doi":"10.1016/j.jcms.2024.06.005","DOIUrl":"10.1016/j.jcms.2024.06.005","url":null,"abstract":"<div><div>An encouraging outcome was described for the use of modified Furlow small double-opposing <em>Z</em>-plasty (sDOZ) using the medial incision (MIsDOZ) approach in repair of Veau type I cleft palate. This retrospective study assessed early results of using extended indication criterion of MIsDOZ for the management of consecutive non-syndromic patients with Veau II cleft palate treated by a single surgeon. Bardach two-flap plus sDOZ (two-flap approach) or medial incision approach with a tension-driven stepwise application of lateral palatal incisions (soft palate only, von Langenbeck type, or two-flap type) were applied. Surgical (age, cleft width, operative time, hospital stay, and complication)- and auditory-perceptual assessment-related data were collected. Two-flap approach (n = 21) demonstrated a significantly (<em>p</em> < 0.001) increased operative time (132.8 ± 12.2 versus 114.8 ± 19.9 min, respectively) and higher use of lateral incisions (100% versus 44.4%) than medial incision approach (n = 27), with no significant (<em>p</em> > 0.05) difference for age at surgery (13.0 ± 6.1 versus 13.6 ± 5.8 months), cleft width (8.5 ± 4.1 versus 8.7 ± 3.8 mm), hospital stay (1.0 ± 0 versus 1.0 ± 0 day), and complication (0% versus 0%) and hypernasality (9.5% versus 7.4%) rates. In conclusion, the medial incision approach for Veau II cleft repair resulted in reduced need for lateral palatal incision with no increase of complication or hypernasality rates.</div></div>","PeriodicalId":54851,"journal":{"name":"Journal of Cranio-Maxillofacial Surgery","volume":"52 11","pages":"Pages 1325-1333"},"PeriodicalIF":2.1,"publicationDate":"2024-11-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"141702694","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":2,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

引用次数: 0

Long-term outcomes of nonsyndromic isolated unilateral lambdoid craniosynostosis 非综合症孤立性单侧羊角颅畸形的长期预后。

IF 2.1 2区医学

Journal of Cranio-Maxillofacial Surgery Pub Date : 2024-11-01 DOI: 10.1016/j.jcms.2024.08.006

Jinggang J. Ng, Ashley E. Chang, Benjamin B. Massenburg, Dominic J. Romeo, Meagan Wu, Jessica D. Blum, Jordan W. Swanson, Jesse A. Taylor, Scott P. Bartlett

{"title":"Long-term outcomes of nonsyndromic isolated unilateral lambdoid craniosynostosis","authors":"Jinggang J. Ng, Ashley E. Chang, Benjamin B. Massenburg, Dominic J. Romeo, Meagan Wu, Jessica D. Blum, Jordan W. Swanson, Jesse A. Taylor, Scott P. Bartlett","doi":"10.1016/j.jcms.2024.08.006","DOIUrl":"10.1016/j.jcms.2024.08.006","url":null,"abstract":"<div><div>This study combined qualitative and quantitative approaches to evaluate outcomes of isolated nonsyndromic unilateral lambdoid synostosis at the Children's Hospital of Philadelphia. Volumetric, linear, and angular analyses were performed on long-term postoperative and normal control scans. Preoperative and postoperative clinical photographs were evaluated for the presence of dysmorphic frontofacial features. Among 26 included patients, median age of surgery was 10 months and mean postoperative follow-up was 5.9 ± 5.7 years. Two (7.7%) patients underwent secondary cranial vault procedures. At most recent follow-up, 2 (7.7%) subjects reported intermittent headaches. Twenty (90.9%) of 22 patients were assigned Whitaker grade I. Among 9 subjects with long-term imaging at age 11.5 ± 5.3, posterior vault asymmetry, posterior fossa deflection angle, cranial base angle, and ear position asymmetry all remained greater than in the control group. Of subjects included in the frontofacial feature analysis (n = 10), 50% had resolution of all dysmorphic frontofacial features present preoperatively. Overall, most subjects who underwent PVR did not require revisional surgery and had good outcomes both aesthetically and functionally. Despite residual abnormalities in the cranial base and posterior vault, most had resolution of parietal bossing and facial scoliosis. Ear position asymmetry was the most common dysmorphic feature at long-term follow-up.</div></div>","PeriodicalId":54851,"journal":{"name":"Journal of Cranio-Maxillofacial Surgery","volume":"52 11","pages":"Pages 1235-1243"},"PeriodicalIF":2.1,"publicationDate":"2024-11-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142057331","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":2,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

引用次数: 0

Cleft lip re-repair: How does it affect the nasolabial appearance? 唇裂修复：唇裂对鼻唇沟外观有何影响？

IF 2.1 2区医学

Journal of Cranio-Maxillofacial Surgery Pub Date : 2024-11-01 DOI: 10.1016/j.jcms.2024.08.013

Markus Merkl , Vasco Starke , Michala Ivanic-Sefcikova, Marc Brommer, Wolfgang Zemann, Michael Schwaiger

{"title":"Cleft lip re-repair: How does it affect the nasolabial appearance?","authors":"Markus Merkl , Vasco Starke , Michala Ivanic-Sefcikova, Marc Brommer, Wolfgang Zemann, Michael Schwaiger","doi":"10.1016/j.jcms.2024.08.013","DOIUrl":"10.1016/j.jcms.2024.08.013","url":null,"abstract":"<div><div>Cleft lip re-repair is a procedure frequently endorsed to enhance a compromised nasolabial appearance. However, the actual effect of such revision surgery on the nasolabial appearance has scarcely been studied. Therefore, the aim of this study was to critically review surgical outcomes of patients that underwent surgical re-do of their cleft lip, using well-validated objective and subjective methods and standardised outcome measures.</div><div>20 patients with at least 6 months follow-up after cleft lip re-repair were assessed. Standardised pre- and postoperative photographs were analysed. The objective assessment was carried out using the SymNose-software. Furthermore, a subjective evaluation of the nasolabial area was conducted by ten examiners who rated seven parameters using a Likert-scale ranging from 1to5. The objective evaluation showed substantial improvement regarding symmetry values. Significant postoperative decrease in labial asymmetry from 26.42% (±8.13) to 18.77% (±6.28) (p < 0.001) and upper lip asymmetry in relation to the facial midline (26.91% (±8.03) vs. 18.27% (±5.17) (p < 0.001)) was observed. Similar results were corroborated in the subjective analysis. Differences regarding the ratings were detected considering the examiners’ professional background and level of expertise. Cleft re-repair was found to significantly improve upper lip symmetry and lead to a more harmonious nasolabial appearance.</div></div>","PeriodicalId":54851,"journal":{"name":"Journal of Cranio-Maxillofacial Surgery","volume":"52 11","pages":"Pages 1267-1273"},"PeriodicalIF":2.1,"publicationDate":"2024-11-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142094227","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":2,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

引用次数: 0

Measuring the esthetic outcome using a three-dimensional facial scanner after parotidectomy and application of vascularized fat flaps 使用三维面部扫描仪测量腮腺切除术和血管化脂肪瓣应用后的美容效果。

IF 2.1 2区医学

Journal of Cranio-Maxillofacial Surgery Pub Date : 2024-11-01 DOI: 10.1016/j.jcms.2024.03.003

Philip-Oliver Brzoska , Ralf-Dieter Hilgers , Florian Peters , Ali Modabber , Alireza Ghassemi

{"title":"Measuring the esthetic outcome using a three-dimensional facial scanner after parotidectomy and application of vascularized fat flaps","authors":"Philip-Oliver Brzoska , Ralf-Dieter Hilgers , Florian Peters , Ali Modabber , Alireza Ghassemi","doi":"10.1016/j.jcms.2024.03.003","DOIUrl":"10.1016/j.jcms.2024.03.003","url":null,"abstract":"<div><h3>Background</h3><div>Parotidectomy can affect facial symmetry. Our study evaluated the symmetry of different facial areas and upper neck after total parotidectomy and filling the area with vascularized fat flap (VFF).</div></div><div><h3>Methods</h3><div>Facial symmetry was evaluated in eight patients and a control group matched in terms of gender and age, using a three-dimensional (3D) facial scanner. The operated side was compared with the non-operated side and the symmetry compared with that of the control group. Scanning was performed either within the first year (group 1; <em>n</em> = 5) or after 3 years (group 2; <em>n</em> = 3) postoperatively.</div></div><div><h3>Results</h3><div>The patients’ cheek and neck areas were found to be significantly more asymmetric, but the cheek area in group 2 was significantly more symmetrical when compared with group 1.</div></div><div><h3>Conclusion</h3><div>VFF appeared to achieve similar facial symmetry to the matched non-operated group. Time had a positive impact on the facial symmetry. The neck area was the most asymmetric, and proved to be unreliable, regardless of whether any procedure was performed or not.</div></div>","PeriodicalId":54851,"journal":{"name":"Journal of Cranio-Maxillofacial Surgery","volume":"52 11","pages":"Pages 1341-1347"},"PeriodicalIF":2.1,"publicationDate":"2024-11-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142193755","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":2,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

引用次数: 0

Maxilla management in “phase II” skeletal surgery for obstructive sleep apnea 阻塞性睡眠呼吸暂停 "二期 "骨骼手术中的上颌骨管理

IF 2.1 2区医学

Journal of Cranio-Maxillofacial Surgery Pub Date : 2024-11-01 DOI: 10.1016/j.jcms.2024.02.022

引用次数: 0

Does the anatomy around the pterygomaxillary suture contribute to the risk of bad fractures in Le Fort I osteotomy? 翼颌缝周围的解剖结构是否会导致 Le Fort I 截骨术中发生骨折的风险？

IF 2.1 2区医学

Journal of Cranio-Maxillofacial Surgery Pub Date : 2024-11-01 DOI: 10.1016/j.jcms.2024.02.018

Kyoichi Obata , Hideka Kanemoto , Koki Umemori , Kisho Ono , Norie Yoshioka , Akiyoshi Nishiyama , Joe Iwanaga , Soichiro Ibaragi

{"title":"Does the anatomy around the pterygomaxillary suture contribute to the risk of bad fractures in Le Fort I osteotomy?","authors":"Kyoichi Obata , Hideka Kanemoto , Koki Umemori , Kisho Ono , Norie Yoshioka , Akiyoshi Nishiyama , Joe Iwanaga , Soichiro Ibaragi","doi":"10.1016/j.jcms.2024.02.018","DOIUrl":"10.1016/j.jcms.2024.02.018","url":null,"abstract":"<div><div>Le Fort I (LF1) osteotomy, a common orthognathic procedure for the maxilla aimed at achieving maxillary mobility by separating the pterygomaxillary suture, poses a risk of bad fracture that may lead to complications and inadequate mobility. Our study analyzed two- and three-dimensional computed tomography images to identify the anatomical factors associated with bad fractures due to an LF1 osteotomy.</div><div>Point ‘a’ is where the lateral pterygomaxillary suture on the axial image aligns with the zygomatic alveolar line near the line used for an LF1 osteotomy, with the base line connecting the bilateral ‘a’ points.Two risk factors were identified on the pterygoid side: (i) when the distance from point ‘a’ to the intersection of the base line and the medial pterygoid plate was <6.0 mm; and (ii) when the distance from the piriform aperture margin to the base line was <44.78 mm. Six risk factors were identified on the maxillary side, including the distance between the most anterior and most lateral points of the internal surface of the maxillary sinus being <31.9 mm. Our analyses revealed that fractures that occur during pterygomaxillary suture separation in an LF1 osteotomy are influenced by anatomical factors of the maxilla and pterygoid process, which form the pterygomaxillary suture.</div></div>","PeriodicalId":54851,"journal":{"name":"Journal of Cranio-Maxillofacial Surgery","volume":"52 11","pages":"Pages 1193-1198"},"PeriodicalIF":2.1,"publicationDate":"2024-11-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142057330","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":2,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

引用次数: 0