نتایج جستجو برای: hard tissue replacement

تعداد نتایج: 1149404  

2014
Guangyan Dong Qianqian Dong Yi Liu Beiyan Lou Jin Feng Kejing Wang Xuedong Zhou Hongkun Wu

Microcomputerized tomography (micro-CT) allows discriminating very smal lchanges in dental hard tissue volumes. The aim of the present study was to create a new method for obtaining high-resolution, three-dimensional images of dental hard tissue development using micro-CT, and to observe the changes in dental hard tissue development and composition in growing rat pups. Tooth germs from rats at ...

Journal: :Asian Pacific journal of cancer prevention : APJCP 2012
Hwi-Dong Jung Woong Nam In-Ho Cha Hyung Jun Kim

The authors present five cases of combined oral mucosa-mandible defects reconstructed with the vascularized internal oblique-iliac crest myoosseous free flap. This technique has many advantages compared to other conventional methods such as the radial flap, scapula flap, and fibula flap. Vascularized iliac crest flaps provide sufficient high-quality bone suitable for reconstructing segmental ma...

2009

INTRODUCTION: There is significant demand for orthopaedic implants that are both bioactive and exhibit material properties that are compatible to those of native and healthy tissue [1]. Synthetic materials play an important role in bone repair and bone replacement. In the case of poly (L-lactide) (PLLA), one of the main problems is slow degradation, which further spark tissue loss due to revisi...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه خلیج فارس - دانشکده مهندسی 1393

in civil engineering concrete is a material combined of hydraulic cement, sand, gravel and water. gravel and sand compose 60 to 70 percent of concrete. these aggregates support compression force of concrete. cement paste acts as glue to stick grain together. in bushehr factories producing aggregates do not operate according to astm standards, so that fineness modulus (fm) of the produced sands ...

Journal: :European journal of cardio-thoracic surgery : official journal of the European Association for Cardio-thoracic Surgery 2007
Thomas Walther Friedrich W Mohr

Successful treatment strategies for cardiovascular diseases have often been initiated and driven by surgeons, which is true for both coronary artery and valvular heart diseases. Radical excision of diseased tissue, repair and replacement strategies lead to long-term successful treatment of the underlying diseases and clearly improved patient outcome. For many surgeons it was and may still be ha...

2015
Ann Arbor

Figure Legend: Figure 1 Bone Fibrous osteodystrophy in a male F344/N rat from a chronic study. There is replacement of bone by fibrous connective tissue. Figure 2 Bone Fibrous osteodystrophy in a male F344/N rat from a chronic study (same animal as in Figure 1). There is replacement of cortical bone by fibrous connective tissue. Figure 3 Bone Fibrous osteodystrophy in a male F344/N rat from a c...

Journal: :Asian Journal of Oral and Maxillofacial Surgery 2011

Journal: :JOM 2021

Abstract The world of biomaterials has been continuously evolving. Where in the past only mono-material implants were used, growth technology and collaboration between researchers from different sectors led to a tremendous improvement implant industry. Nowadays, composite materials are one leading research areas for biomedical applications. When we look toward hard tissue applications, metal-ba...

Journal: :Japanese Journal of Pharmacology 1982

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