نتایج جستجو برای: acellular dermis

تعداد نتایج: 9466  

Journal: :iranian journal of otorhinolaryngology 0
alireza mohebbi otolaryngology research center, rasoul akram hospital, iran university of medical sciences, tehran, iran. roghayeh hamidian department of otolaryngology, rasoul akram hospital, iran university of medical sciences, tehran, iran. seyed behzad poosti otolaryngology research center, rasoul akram hospital, iran university of medical sciences, tehran, iran. seyedeh simindokht hosseini eye research center, farabi eye hospital, tehran university of medical sciences, tehran, iran.

introduction: dorsal nasal irregularity is a complication of rhinoplasty surgery, mostly seen in patients with thin skin. acellular dermis (cenoderm) and homologous fascia lata covering the nasal bone cartilage structure have been used to achieve a smooth surface. in this study, we aimed to investigate clinical outcomes using these two materials. materials and methods: after a standard rhinopla...

Journal: :Journal of biomedical materials research. Part A 2010
Daniel Eberli Sergio Rodriguez Anthony Atala James J Yoo

Limitations of synthetic biomaterials for abdominal wall repair have led investigators to seek naturally derived matrices, such as human acellular dermis, because of their excellent biocompatibility and their ability to naturally interface with host tissues with minimal tissue response. In this study, we investigated two different biomaterials derived from human dermis (FlexHD acellular dermis ...

2017
Yanhai Zuo Shuliang Lu

To explore the profibrotic characteristics of the autografted dermis, acellular dermal matrix, and dermal fibroblasts from superficial/deep layers of pig skin, 93 wounds were established on the dorsa of 7 pigs. 72 wounds autografted with the superficial/deep dermis and acellular dermal matrix served as the superficial/deep dermis and acellular dermal matrix group, respectively, and were sampled...

Journal: :journal of dental research, dental clinics, dental prospects 0
neda moslemi associate professor, laser research center in dentistry, tehran university of medical sciences. tehran, iran . associate professor, department of periodontology, school of dentistry, tehran university of medical science, tehran, iran mohadeseh heidari assistant professor, department of periodontology, school of dentistry, sari university of medical science, tehran, iran mahvash mousavi jazi assistant professor, department of periodontology, school of dentistry, tehran university of medical science, tehran, iran mahdieh daneshmonfared assistant professor, department of periodontics, school of dentistry, shiraz university of medical sciences, shiraz, iran

several techniques and materials have been introduced for the treatment of gingival recession defects. this article reports the case of a 43-year old female patient with chief complaint of esthetic problem, presenting multiple gingival recession defects in anterior maxilla. cenoderm combined with coronally positioned flap was used for management of six teeth with gingival recession. complete ro...

Journal: :The Laryngoscope 2016
Shaoxin Wang Ling Li Jin Chen Xiaoxia Li Jun Yin Kun Liu Chunhua Li Zhaohui Wang Chao Li Guiquan Zhu

OBJECTIVES/HYPOTHESIS To evaluate the effectiveness of free fat grafting in preventing Frey's syndrome (FS) and facial depression after parotidectomy compared with acellular dermis. METHODS A prospective randomized trial was performed. Patients who underwent parotidectomy were randomly assigned to abdominal free fat or acellular dermis grafting groups. The occurrence of FS, the aesthetic outc...

Journal: :Archives of otolaryngology--head & neck surgery 2011
Kara K Prickett Sarah K Wise John M Delgaudio

OBJECTIVE To compare the postoperative healing profiles of graft materials used for endoscopic repair of cerebrospinal fluid (CSF) leak. DESIGN Retrospective cohort study with 1 to 21 months of follow-up. SETTING Tertiary referral, academic medical center. PATIENTS Consecutive sample of patients undergoing endoscopic repair of CSF leak from March 2007 through May 2009. INTERVENTION Endo...

Introduction: Dorsal nasal irregularity is a complication of rhinoplasty surgery, mostly seen in patients with thin skin. Acellular dermis (CenoDerm) and homologous fascia lata covering the nasal bone cartilage structure have been used to achieve a smooth surface. In this study, we aimed to investigate clinical outcomes using these two materials. Materials and Methods: After a standard rhinopla...

2016

Bio-engineered skin and soft tissue substitutes may be either acellular or cellular. Acellular products (eg, dermis with cellular material removed) contain a matrix or scaffold composed of materials such as collagen, hyaluronic acid, and fibronectin. The various acellular dermal matrix products can differ in a number of ways, including as species source (human, bovine, porcine), tissue source (...

2014
Jeremiah C. Tracy William S. Kim Andrew R. Scott

Objectives: To describe the versatility of acellular fetal bovine dermal matrix as an alternative to human cadaveric allograft for head and neck reconstructive procedures in children. Study Design: Case series with chart review. Methods: A database of pediatric operative procedures was queried for the use of acellular fetal bovine dermal matrix over a 16-month period. Indications for reconstruc...

Journal: :Plastic and Reconstructive Surgery Global Open 2013

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