نتایج جستجو برای: autogenous grafts

تعداد نتایج: 22989  

Journal: :iranian endodontic journal 0
alireza akbarzadeh baghban department of biostatistics, paramedical school, iranian center for endodontic research, shahid beheshti university of medical sciences, tehran, iran. azam dehghani paramedical school, international branch of shahid beheshti university of medical sciences, tehran, iran. farzin ghanavati department of periodontics, perio-implant dept., dental school, shahid beheshti university of medical sciences, tehran, iran. farid zayeri department of biostatistics, paramedical school, shahid beheshti university of medical science, tehran, iran. farzam ghanavati department of maxillofacial surgery, newcastle, uk.

introduction: bone regeneration grafts (brg) are widely used in the treatment of osseous defects and oral surgery. the various techniques and associated success rates of bone augmentation require evaluation by systematic review and meta-analysis of eligible studies. the aim of this systematic review was to compare alveolar bone regeneration in humans using bio-oss and autogenous bone graft. mat...

Bohluli, B, Chehelamiran, M, Danesh, S, Malekpour, Z, Sezavar, M, Shahriar, A,

Background and aim: The most common method of increasing implant stability in the posterior maxilla comprises the reinforcement of bone height using bone grafts in sinus lift surgery. The purpose of the present study was to compare autogenous and allogeneic bone grafts in implant stability after open sinus lift surgery. Materials and methods: This split-mouth clinical trial compared the implant...

BACKGROUND: Dental disease, trauma and maxillofacial surgeries can cause alveolar bone defects. Among different kinds of treatment, autogenous bone grafts is accepted as a golden standard. On the other hand, because of limitation of treatment with autogenous bone grafts, osteogenic cells derived from stem cells are suggested. OBJECTIVES: The aim of this study was to compare the mean density of ...

2015
Barçın Özcem Kamil Gülşen Levent Cerit Cenk Conkbayır

We appreciate the fluency of the original article by Uzun et al. (1) entitled “Long-term patency of autogenous saphenous veins vs. PTFE interposition graft for prosthetic hemodialysis access,” which was recently published in Anatol J Cardiol 2014; 14: 542-6.” The authors divided the study population in two groups, those who used autogenous saphenous grafts and those who used PTFE. Although the ...

Journal: :Ortopedia, traumatologia, rehabilitacja 2008
Maciej Piotrowski Rafał Pankowski Piotr Luczkiewicz Agnieszka Markowicz

BACKGROUND A large percentage of autogenous and homogenous grafts are resorbed and replaced by the recipient's own tissue. It is generally believed that autogenous grafts are superior to homogenous ones. The aim of our study was to compare the effectiveness of autografts and allografts in achieving the healing of a non-union of forearm bones. MATERIAL AND METHODS Between 1976 and 2005, 56 pat...

Journal: :Archives of facial plastic surgery 2000
J B Wiseman G R Holt M A Keefe D E Holck R L Canaan W D Clark

OBJECTIVE To compare the thickness, area, and volume of sutured and nonsutured multilayered cartilage grafts in a rabbit population. DESIGN Autogenous rabbit cartilage grafts were harvested, layered, and placed in the contralateral auricle. Half the grafts were sutured; the other half were nonsutured. Graft thickness, area, and volume were measured before implantation, after 90 days in vivo, ...

Journal: :Orthopedics 2014
Ahmet Kinaci Valentin Neuhaus David C Ring

Bone graft and bone graft substitutes are used to provide structural support and enhance bone healing. Autogenous, allogeneic, and artificial bone grafts each have advantages and drawbacks. The development of allografts, synthetic bone grafts, and new operative techniques may have influenced the use of bone grafts in recent years. The goal of this study was to analyze the use of bone grafts and...

2003
A. M. Khan

Do autogenous vein grafts provide resistance to graft infection in MRSA (Methicillin resistant Staphylococcus aureus) patients undergoing vascular surgery? This paper presents two MRSA patients, who underwent femoral popliteal bypass procedure with autogenous saphenous vein grafts. Despite prophylactic measures and all necessary care, both patients had graft infections and died as a result of M...

MOHAMMADREZA KALANTAR MOTAMEDI,

Over a seven year period from 1982 to 1989,3337 conduits were created in 3137 patients with end stage renal disease (ESRD) as access for chronic dialysis. These included 2690 side-to-side arteriovenous fistulae (A VF), 168 end-to-side A VFs, 10 autogenous vein grafts, 51 homogenous frozen vein grafts, 109 polytetrafluoroethylene (PTFE) grafts, 209 emergency external arteriovenous shunts, t...

Journal: :European journal of oral sciences 2008
Massimo Del Fabbro Gabriele Rosano Silvio Taschieri

Implant therapy in the atrophic posterior maxilla becomes challenging in the presence of reduced maxillary bone height. Sinus augmentation can be performed for resolving this condition prior to implant placement. The aim of this article was therefore to evaluate implant survival rates in the grafted sinus taking into account the influence of the implant surface, graft material, and implant plac...

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