Annals of Maxillofacial Surgery最新文献

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Buffered versus Non-buffered Local Anaesthesia in Minor Oral Surgery - A Comparative Study. 口腔小手术中缓冲与非缓冲局部麻醉的比较研究。
Annals of Maxillofacial Surgery Pub Date : 2024-01-01 Epub Date: 2024-07-19 DOI: 10.4103/ams.ams_168_21
Harsha Gorrela, Tangella Srujana, Sirivore Arthi
{"title":"Buffered versus Non-buffered Local Anaesthesia in Minor Oral Surgery - A Comparative Study.","authors":"Harsha Gorrela, Tangella Srujana, Sirivore Arthi","doi":"10.4103/ams.ams_168_21","DOIUrl":"10.4103/ams.ams_168_21","url":null,"abstract":"<p><strong>Introduction: </strong>Commercially available local anaesthetics are acidic solutions associated with the vasopressor sting on injection, relatively slower onset of action and pain during palatal injections. The above drawbacks can be addressed by anaesthetic buffering. This prospective study was aimed at comparing the efficacy of buffered and non-buffered local anaesthesia in the extraction of grossly decayed maxillary molar teeth in relation to pain on local infiltration, onset and duration of action of local anaesthesia.</p><p><strong>Materials and methods: </strong>This is a prospective randomised controlled trial done on 100 patients who required bilateral extraction of maxillary molar teeth. In the study group, patients were given buffered local anaesthesia (which was prepared by mixing 2% lignocaine with 1:80,000 adrenaline and 8.4% sodium bicarbonate) before extraction. In the control group, non-buffered local anaesthesia (2% lignocaine with 1:80,000 adrenaline) was given before extraction.</p><p><strong>Results: </strong>Statistical data confirmed that buffering reduces pain on infiltration, decreases the onset and increases the duration of action of the local anaesthesia compared to non-buffered local anaesthesia. All the parameters measured were statistically significant (<i>P</i> = 0.001).</p><p><strong>Discussion: </strong>The study concludes that buffered local anaesthesia was more beneficial than non-buffered local anaesthesia in reducing pain on injection, providing a quicker onset of local anaesthesia and increasing the duration of action of the local anaesthesia. Buffering is a safe, easy and efficient process and should be routinely followed to provide a better experience to the patients.</p>","PeriodicalId":7972,"journal":{"name":"Annals of Maxillofacial Surgery","volume":"14 1","pages":"15-20"},"PeriodicalIF":0.0,"publicationDate":"2024-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC11340834/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142054639","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Decannulation Dilemmas - Timing Tracheostomy Tube Removal in Children with Craniofacial Deformities - A Retrospective Study. 解禁困境--颅面畸形儿童气管造口管拔除的时机选择--一项回顾性研究。
Annals of Maxillofacial Surgery Pub Date : 2024-01-01 Epub Date: 2024-07-19 DOI: 10.4103/ams.ams_32_24
S M Balaji, Preetha Balaji
{"title":"Decannulation Dilemmas - Timing Tracheostomy Tube Removal in Children with Craniofacial Deformities - A Retrospective Study.","authors":"S M Balaji, Preetha Balaji","doi":"10.4103/ams.ams_32_24","DOIUrl":"10.4103/ams.ams_32_24","url":null,"abstract":"<p><strong>Introduction: </strong>Tracheostomy decannulation in children with craniofacial deformities poses challenges due to airway obstruction and the developing brain. This study aimed to compare decannulation outcomes based on age at tracheostomy and duration of cannulation so as to identify the best time for decannulation for children with long-term tracheostomy.</p><p><strong>Methods: </strong>This retrospective study included 12 children at a single centre who underwent decannulation after prolonged tracheostomy for craniofacial deformities. Data on demographics, clinical features, decannulation process and outcomes were collected. Children were divided into two groups: ≤6 years (<i>n</i> = 7) and >6 years (<i>n</i> = 5) at tracheostomy insertion.</p><p><strong>Results: </strong>All children underwent successful decannulation without immediate complications. One case of mild tracheomalacia and one of subglottic stenosis were treated pre-decannulation. Children ≤6 years demonstrated better post-operative adaptation in swallowing and speaking compared to the >6 years group. Notably, early and prolonged tracheostomy in the ≤6 years group was associated with easier adaptation post-decannulation. Social interaction was another challenge, particularly for the >6 years group.</p><p><strong>Discussion: </strong>The timing and duration of tracheostomy significantly impacts post-decannulation adaptation, likely due to factors such as neuroplasticity, muscle memory and psychological adjustment. This emphasises the need for comprehensive care, especially for older children. Early tracheostomy in children may allow them to adapt speech and swallowing skills, easing post-decannulation regain of skills. Conversely, older children with fully developed skills may struggle to relearn them after tracheostomy and decannulation. Age at tracheostomy and duration of cannulation influences decannulation outcomes in children with craniofacial deformities. Further research is crucial to develop targeted interventions for better post-operative care, particularly for older children.</p>","PeriodicalId":7972,"journal":{"name":"Annals of Maxillofacial Surgery","volume":"14 1","pages":"56-61"},"PeriodicalIF":0.0,"publicationDate":"2024-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC11340835/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142054711","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Marcus Gunn Syndrome - A Rare Neural Misdirection Phenomenon Case Report. 马库斯-冈恩综合征--一种罕见的神经误导现象病例报告。
Annals of Maxillofacial Surgery Pub Date : 2024-01-01 Epub Date: 2024-07-19 DOI: 10.4103/ams.ams_9_24
Hamza Javed Salema, Samir Joshi, Sudhir Ramlal Pawar, Vivek Sunil Nair, Vaishali Koranne, Zainab Zakir Limbdiwala
{"title":"Marcus Gunn Syndrome - A Rare Neural Misdirection Phenomenon Case Report.","authors":"Hamza Javed Salema, Samir Joshi, Sudhir Ramlal Pawar, Vivek Sunil Nair, Vaishali Koranne, Zainab Zakir Limbdiwala","doi":"10.4103/ams.ams_9_24","DOIUrl":"10.4103/ams.ams_9_24","url":null,"abstract":"<p><strong>Rationale: </strong>This case report describes the Marcus Gunn phenomenon (MGP), an infrequent type of congenital unwanted contractions of facial muscles that occurs in 4%-6% of patients with congenital ptosis. The defining characteristic of MGP is the affected eyelid lifting in a manner similar to the opening of the mouth.</p><p><strong>Patient concerns: </strong>It addresses a 45-year-old man who was examined in the dental clinic with a severely decayed tooth. He exhibited evidence of normal vision and synchronous movement of his lips and eyelid.</p><p><strong>Diagnosis: </strong>The conditions matched those of the autosomal dominant disorder with incomplete penetration, the MGP. The carious tooth was restored without the necessity for any surgical intervention.</p><p><strong>Treatment: </strong>The patient was given appropriate dental treatment without any surgical intervention for Marcus Gunn Syndrome.</p><p><strong>Outcome: </strong>After receiving routine fillings to treat dental caries, the patient stopped complaining of pain.</p><p><strong>Take-away lesson: </strong>This case report reveals insight into a situation that has been speculated to be an example of neural redirection syndrome, in which impulses from the trigeminal nerve's motor unit are naturally redirected into the levator palpebrae superioris muscles of the upper eyelid and the superior pterygoid muscle.</p>","PeriodicalId":7972,"journal":{"name":"Annals of Maxillofacial Surgery","volume":"14 1","pages":"124-126"},"PeriodicalIF":0.0,"publicationDate":"2024-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC11340846/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142054714","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Osteomyelitis of the Jaw Due to Mucormycosis after Coronavirus Disease 2019 Infection - A Prospective Study. 2019年冠状病毒病感染后因粘菌病引起的颌骨骨髓炎--一项前瞻性研究。
Annals of Maxillofacial Surgery Pub Date : 2024-01-01 Epub Date: 2024-07-19 DOI: 10.4103/ams.ams_16_24
Abhay Datarkar, Amit Bhawalkar, Vartik Shah, Varsha Manekar, Vandana Gadve, Surendra Daware, Damyanti Walkey, Francesca Gioia, Julio Acero
{"title":"Osteomyelitis of the Jaw Due to Mucormycosis after Coronavirus Disease 2019 Infection - A Prospective Study.","authors":"Abhay Datarkar, Amit Bhawalkar, Vartik Shah, Varsha Manekar, Vandana Gadve, Surendra Daware, Damyanti Walkey, Francesca Gioia, Julio Acero","doi":"10.4103/ams.ams_16_24","DOIUrl":"10.4103/ams.ams_16_24","url":null,"abstract":"<p><strong>Introduction: </strong>The objective of the study was to describe the incidence, clinical characteristics, treatment and outcome of patients with rhinocerebral coronavirus disease 2019-associated mucormycosis (CAM).</p><p><strong>Materials and methods: </strong>We performed an unicentric observational study. A total of 113 cases of CAM were evaluated from January 2021 to June 2021. We described the overall incidence of CAM in Nagpur district up to June 2021, the clinical presentation of CAM, the subtype of CAM, the laboratory diagnosis, the type of surgical management in CAM, the pre-operative and 3-month post-operative C-reactive protein marker values, the post-operative healing and complications and the mortality rate.</p><p><strong>Results: </strong>The mean age of the patients was 38.8 years. Rhinomaxillary subtype was the most common. All patients underwent medical as well as surgical intervention as the treatment modality. There was mortality in two patients.</p><p><strong>Discussion: </strong>Study highlights the need for physicians to closely monitor coronavirus disease 2019 (COVID-19) patients, especially severe cases with pre-existing diabetes/receiving corticosteroid therapy and the need for patient education as early diagnosis and prompt treatment leads to better prognosis.</p>","PeriodicalId":7972,"journal":{"name":"Annals of Maxillofacial Surgery","volume":"14 1","pages":"40-45"},"PeriodicalIF":0.0,"publicationDate":"2024-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC11340825/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142054715","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
The Dawn of Customised 3D Printed Maxillofacial Implants for Reconstruction. 用于重建的定制 3D 打印颌面假体的曙光。
Annals of Maxillofacial Surgery Pub Date : 2024-01-01 Epub Date: 2024-07-19 DOI: 10.4103/ams.ams_93_24
S M Balaji
{"title":"The Dawn of Customised 3D Printed Maxillofacial Implants for Reconstruction.","authors":"S M Balaji","doi":"10.4103/ams.ams_93_24","DOIUrl":"10.4103/ams.ams_93_24","url":null,"abstract":"","PeriodicalId":7972,"journal":{"name":"Annals of Maxillofacial Surgery","volume":"14 1","pages":"1-2"},"PeriodicalIF":0.0,"publicationDate":"2024-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC11340827/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142054717","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Impact of Early Diagnosis of Maxillofacial Metastases on Treatment and Patient Outcomes - A Retrospective Study. 颌面部转移瘤早期诊断对治疗和患者预后的影响--一项回顾性研究。
Annals of Maxillofacial Surgery Pub Date : 2024-01-01 Epub Date: 2024-07-19 DOI: 10.4103/ams.ams_183_23
Shahar Turgeman, Ilit Turgeman, Omri Emodi, Amir Wolff, Adi Rachmiel
{"title":"Impact of Early Diagnosis of Maxillofacial Metastases on Treatment and Patient Outcomes - A Retrospective Study.","authors":"Shahar Turgeman, Ilit Turgeman, Omri Emodi, Amir Wolff, Adi Rachmiel","doi":"10.4103/ams.ams_183_23","DOIUrl":"10.4103/ams.ams_183_23","url":null,"abstract":"<p><strong>Introduction: </strong>Maxillofacial metastases from distant primary sites account for less than 1% of cancer in the head-and-neck region and are often misdiagnosed as benign or inflammatory conditions. The purpose of this study was to describe the clinical characteristics of patients with maxillofacial metastases, treatment and outcomes.</p><p><strong>Materials and methods: </strong>Subjects with head-and-neck cancer were identified from the institutional database. Descriptive statistics were employed.</p><p><strong>Results: </strong>Of 532 patients with head-and-neck cancer between 2008 and 2020, 15 (2.8%) had histologically verified metastatic lesions, of which 53.33% males with a mean age of 69 years. The median time from symptom onset to diagnosis was 17 days (range: 7-60). The mandible was the most common location (40%), followed by the parotid gland (33.33%) and maxilla (13.33%). Adenocarcinoma was the most frequent histology (60%), and half of the patients had extraoral manifestations. Tumour origin was gastrointestinal, lung (33.33% each), prostate (20%) and breast (13.3%). No predilection for tumour type or histology and location were seen. Radiographic features were non-specific, with computed tomography (CT) demonstrating periosteal reaction, bone expansion and lytic lesions and high variability in Positron Emission Tomography (PET) standardised uptake value (minimum: 2.0, maximum: 10.93 and mean: 4.14). Diagnosis led to altered treatment in 60%, more in extraoral than intraoral manifestations (71% vs. 37.5%); 40% received radiotherapy, 20% systemic treatment and none underwent surgery. Over half of the patients passed away within 6 months, median survival was 5 months, shorter in patients with intraoral than extraoral disease (3 vs. 13.2 months, <i>P</i> < 0.05).</p><p><strong>Discussion: </strong>Maxillofacial metastases have elusive manifestations and often warrant specific treatment. Prospective data should evaluate associations between timely diagnosis and symptomatic improvement and survival.</p>","PeriodicalId":7972,"journal":{"name":"Annals of Maxillofacial Surgery","volume":"14 1","pages":"66-70"},"PeriodicalIF":0.0,"publicationDate":"2024-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC11340852/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142054713","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Interest of Oral and Maxillofacial Surgeons Towards Specialised Training in Facial Aesthetic and Plastic Surgery in India - An Evaluative Study 印度口腔颌面外科医生对面部美容与整形外科专业培训的兴趣 - 一项评估研究
Annals of Maxillofacial Surgery Pub Date : 2023-12-19 DOI: 10.4103/ams.ams_101_23
Vaibhav Kumar, D. Shome, P. Mhatre, A. P. Khot, R. Gaunkar, Priyanka Mhamunkar
{"title":"Interest of Oral and Maxillofacial Surgeons Towards Specialised Training in Facial Aesthetic and Plastic Surgery in India - An Evaluative Study","authors":"Vaibhav Kumar, D. Shome, P. Mhatre, A. P. Khot, R. Gaunkar, Priyanka Mhamunkar","doi":"10.4103/ams.ams_101_23","DOIUrl":"https://doi.org/10.4103/ams.ams_101_23","url":null,"abstract":"\u0000 \u0000 \u0000 The Dental Council of India has included facial plastic surgery in the scope of practice of Oral and Maxillofacial Surgeons (OMFSs) in India. However, the knowledge and interests of these specialists towards facial plastic surgery are unexplored.\u0000 \u0000 \u0000 \u0000 A descriptive cross-sectional study consisting of a structured questionnaire tool with six domains and 46 questions was circulated amongst registered OMFSs in India. The study consisted of 950 participants. The data obtained from this questionnaire were coded and entered into Statistical Package for Social Sciences (SPSS) and a descriptive analysis was conducted.\u0000 \u0000 \u0000 \u0000 The study yielded that only 33% of the participants were completely aware of facial fillers and 30.5% were aware of Botox procedure. However, there was complete awareness of blepharoplasty in 42%, cheiloplasty/palatoplasty in 65.8%, laser facial resurfacing in 23.7% and facial rejuvenation in 23.5% of the participants.\u0000 \u0000 \u0000 \u0000 It was found that a high number of OMFSs felt that their exposure to plastic surgery during their post-graduation years was not sufficient.\u0000","PeriodicalId":7972,"journal":{"name":"Annals of Maxillofacial Surgery","volume":"101 11","pages":""},"PeriodicalIF":0.0,"publicationDate":"2023-12-19","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"138959480","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Microvascularized Fibular Bone Grafting for the Treatment of Mandibular Expansive Osseous Dysplasia - A Case Report 微血管化纤维骨移植治疗下颌骨扩张性骨发育不良--病例报告
Annals of Maxillofacial Surgery Pub Date : 2023-12-19 DOI: 10.4103/ams.ams_63_23
Camila de Oliveira Barbeiro, M. H. Verzola, R. H. Barbeiro, Wilson Tadao Tachibana, Jorge Esquiche León, A. Bufalino
{"title":"Microvascularized Fibular Bone Grafting for the Treatment of Mandibular Expansive Osseous Dysplasia - A Case Report","authors":"Camila de Oliveira Barbeiro, M. H. Verzola, R. H. Barbeiro, Wilson Tadao Tachibana, Jorge Esquiche León, A. Bufalino","doi":"10.4103/ams.ams_63_23","DOIUrl":"https://doi.org/10.4103/ams.ams_63_23","url":null,"abstract":"\u0000 \u0000 \u0000 Osseous dysplasia (OD) is a benign fibro-osseous lesion classified as periapical, focal or florid with some rare cases being diagnosed as expansive OD.\u0000 \u0000 \u0000 \u0000 A 43-year-old female presented with gross mandible expansion and tooth displacement.\u0000 \u0000 \u0000 \u0000 Imaging scans revealed an expansive lesion in the anterior mandible, with varying opacity in the central region, and other smaller lesions in the region of teeth #37 and #47, consistent with expansive OD.\u0000 \u0000 \u0000 \u0000 Surgical resection followed by immediate reconstruction of the mandibular defect using a microvascularized fibular graft.\u0000 \u0000 \u0000 \u0000 The patient had a 4-year follow-up, with adequate mandibular bone continuity, mastication, swallowing, and speaking ability reestablished.\u0000 \u0000 \u0000 \u0000 Immediate reconstruction after large surgical resection is required as tissues retract over time, hampering late reconstructions. Microvascularized fibular graft aims at adequate and functional rehabilitation with osseointegrated implants and long-term follow-up is needed as florid OD may evolve into expansive OD.\u0000","PeriodicalId":7972,"journal":{"name":"Annals of Maxillofacial Surgery","volume":" 20","pages":""},"PeriodicalIF":0.0,"publicationDate":"2023-12-19","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"138960935","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
An Unusual Presentation of an Ectopic Mandibular Third Molar in the Condylar Region: A Case Report and Review of Literature 髁突区异位下颌第三磨牙的不寻常表现:病例报告与文献综述
Annals of Maxillofacial Surgery Pub Date : 2023-12-19 DOI: 10.4103/ams.ams_109_23
Hiren Patel, H. Pandya, H. Dewan, B. Bhavsar, Urvi Shah, Parth Makwana
{"title":"An Unusual Presentation of an Ectopic Mandibular Third Molar in the Condylar Region: A Case Report and Review of Literature","authors":"Hiren Patel, H. Pandya, H. Dewan, B. Bhavsar, Urvi Shah, Parth Makwana","doi":"10.4103/ams.ams_109_23","DOIUrl":"https://doi.org/10.4103/ams.ams_109_23","url":null,"abstract":"\u0000 \u0000 \u0000 Ectopic teeth arise from developmental abnormalities, pathological conditions or iatrogenic factors. They can be supernumerary, deciduous or permanent and cause dental and facial pain, swelling and infection. Limited cases reveal limited knowledge about causes, symptoms, treatment options and surgical procedures. A thorough evaluation, including radiographic imaging and clinical examination, aids diagnosis and treatment planning.\u0000 \u0000 \u0000 \u0000 A 54-year-old female patient complains of tooth mobility in the upper right back tooth region for one month and occasional pain in the right pre-auricular region.\u0000 \u0000 \u0000 \u0000 Chronic generalised periodontitis with an impacted tooth in the right condylar region.\u0000 \u0000 \u0000 \u0000 Extraction of Grade III mobile 17 and conservative treatment for ectopic molar in the condylar region.\u0000 \u0000 \u0000 \u0000 The patient is on regular follow-up with no similar complaints.\u0000 \u0000 \u0000 \u0000 A personalised approach is crucial in managing ectopic mandibular third molars and should take into account the patient’s symptoms, preferences and potential complications. Successful treatment requires informed decision-making and thorough evaluation.\u0000","PeriodicalId":7972,"journal":{"name":"Annals of Maxillofacial Surgery","volume":" 36","pages":""},"PeriodicalIF":0.0,"publicationDate":"2023-12-19","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"138962565","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Comparative Analysis of Peak Air Pressure and Oxygen Flow between Conventional and Modified Endotracheal Tube for Retromolar Intubation (PUNTUBE)- An In Vitro Study 用于复极插管的传统气管导管和改良气管导管(PUNTUBE)的峰值气压和氧流量对比分析--一项体外研究
Annals of Maxillofacial Surgery Pub Date : 2023-12-19 DOI: 10.4103/ams.ams_104_23
P. Punde
{"title":"Comparative Analysis of Peak Air Pressure and Oxygen Flow between Conventional and Modified Endotracheal Tube for Retromolar Intubation (PUNTUBE)- An In Vitro Study","authors":"P. Punde","doi":"10.4103/ams.ams_104_23","DOIUrl":"https://doi.org/10.4103/ams.ams_104_23","url":null,"abstract":"In conventional practice for retromolar intubation, endotracheal tube (ET) is bent. This leads to compression of the inner diameter of the tube which in turn reduces airflow. Furthermore, conventionally ETs are stabilised in position using inflated tracheal cuff. Elastic sticky tapes around the exit pose hindrance for surgical procedures on the face. Surgical manipulation and maxillomandibular fixation may lead to compression, damage or accidental extubation of ET. We have developed a modified ET dedicated to retromolar intubation with innovative means for tube stabilisation to solve these problems. To study the efficacy of the tube, a comparative in vitro study was done on mannequins. Null hypothesis of no change in air pressure and oxygen concentration in bent conventional ET versus modified ET was formulated. Comparison was done on the basis of the peak air pressure (PEP) and oxygen concentration, which was checked using air–gas monitor. The mean PEP was found to be 24.29 psi with standard deviation (SD) of 9.54 in sequentially bent conventional tube. This was found to be only 10.35 psi with SD of 3.22 in modified ET. Oxygen delivery was found to be 3.96 L/min in bent conventional tube, which was 5.22 L/min in modified tube. Both the findings were statistically significant. Modified retromolar tube (PUNTUBE) has been found to be efficient in maintaining low PEP while delivering more oxygen as compared to bent conventional tube. Novel mode of tube stabilisation in the form of PUNSTAB is an easy and effective way of tube stabilisation.","PeriodicalId":7972,"journal":{"name":"Annals of Maxillofacial Surgery","volume":"189 ","pages":""},"PeriodicalIF":0.0,"publicationDate":"2023-12-19","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"139172592","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
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