tissue engineering in maxillofacial surgery

Lasers in Maxillofacial Surgery and Dentistry potx

Ngày tải lên : 06/03/2014, 11:20

... Minimal postoperative swelling • Very low infection rates • Minimal scar formation • Elimination of the need for skin grafting in floor of mouth surgery • Healed tissue is supple and maintains ... energy within a small volume of tissue results in instantaneous boiling of water within the tissue, which causes the formation of steam This, in turn, results in explosive disruption of tissue at ... desired In some cases, residency training may substitute for a laser 11 12 Lasers in M a x i l l o f a c i a l Surgery and Dentistry Figure - Nd:YAG-induced relinal burns in a rabbit retina Figure...

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Báo cáo y học: "Tissue engineering in the rheumatic diseases" ppsx

Ngày tải lên : 09/08/2014, 01:22

... both ‘cartilage’ and tissue engineering or ‘bone’ and tissue engineering were in 1991, accounting for 22% of all tissue engineering and ‘regenerative medicine’ entries Since that year, both ... ‘regenerative medicine’ can be found Since the first two PubMed entries for ‘cartilage’ and ‘bone tissue engineering were published in 1991 (accounting for 22% of all tissue engineering and ‘regenerative ... screening of antirheumatic drugs have been established [12] Joint tissue engineering: clinical applications The first entry for the key word tissue engineering , also termed ‘regenerative medicine’,...

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báo cáo khoa học:" Principles of cartilage tissue engineering in TMJ reconstruction" pot

Ngày tải lên : 12/08/2014, 00:20

... micromass culture technology in tissue engineering Head & Face Medicine 2007:4 Springer IN, Fleiner B, Jepsen S, Acil Y: Culture of cells gained from temporomandibular joint cartilage of non-absorbable ... introduced in maxillofacial surgery Based on a multitude of valuable basic scientific, pre-clinical as well as clinical studies, advances have been made in all fields of cartilage tissue engineering ... arthroscopic and tomographic findings Int J Oral Maxillofac Surg 1988, 17:128-133 Martin JA, Buckwalter JA: The role of chondrocyte-matrix interactions in maintaining and repairing articular cartilage...

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biopolymer methods in tissue engineering

Ngày tải lên : 10/04/2014, 11:11

... 1.2 Tissue- Engineering Scaffolds The main goal of tissue engineering is to produce new tissue where it is needed Therefore, knowledge of the structure and functional limits of the regenerated tissue ... progenitor cells in a derivatized hyaluronan-gelatin composite sponge Tissue Engineering 5, 545–554 45 Doser, M (1999) Criteria for the selection of biomaterials for tissue engineering, in Polymers ... Sambanis, A (1995) Tissue engineering: from biology to biological substitutes Tissue Engineering 1, 3–13 23 Shors, E C and Holmes, R E (1993) Porous hydroxyapatite, in An Introduction to Bioceramics...

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Báo cáo y học: "Endogenous and exogenous stem cells: a role in lung repair and use in airway tissue engineering and transplantation" pdf

Ngày tải lên : 10/08/2014, 05:21

... (Figure 1) They include structural matrix proteins (collagens, laminin, fibronectin, fibrin, etc.) and molecules modulating cell migration (integrins), cell-cell and cell-substrate interactions ... cell; INK4a: cyclin-dependent kinase inhibitor 2A (melanoma, p16, inhibits CDK4); iPS: inducible pluripotent stem cell; Klf4: Krueppel-like factor 4, a key transcription factor in maintaining pluripotency; ... and structure Types II and VI collagen bind matrix receptors (integrins) Type II collagen can also bind to anchorin CII, whereas fibronectin binds to integrins A large proteoglycan aggregate forms...

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báo cáo khoa học:" Characteristics of maxillofacial injuries resulting from road traffic accidents – a 5 year review of the case records from Department of Maxillofacial Surgery in Katowice, Poland" pot

Ngày tải lên : 11/08/2014, 23:22

... find out the incidence and the pattern of maxillofacial injuries resulting from traffic accidents in the patients treated in the Department of Maxillofacial Surgery (Silesian Medical Academy in ... reflects inexperience and driving with dash in that age group It is worth emphasizing that the highest incidence of maxillofacial injuries resulting from traffic accidents was noted in spring (Figure ... occurring maxillofacial injuries resulting from traffic accidents include injuries to facial soft tissues, injuries to teeth and alveolar process and mandibular fractures Maxillofacial injuries...

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báo cáo khoa học:" Prospects of micromass culture technology in tissue engineering" pot

Ngày tải lên : 11/08/2014, 23:22

... References Anderer U, Libera J: In vitro engineering of human autogenous cartilage J Bone Miner Res 2002, 17(8):1420-1429 Hutmacher DW: Scaffolds in tissue engineering bone and cartilage Biomaterials ... 21(24):2529-2543 Lindenhayn K, Perka C, Spitzer R, Heilmann H, Pommerening K, Mennicke J, Sittinger M: Retention of hyaluronic acid in alginate beads: aspects for in vitro cartilage engineering J Biomed ... biophysical principles in extracorporal bone tissue engineering Part I Int J Oral Maxillofac Surg 2004, 33(4):325-332 Meyer U, Joos U, Wiesmann HP: Biological and biophysical principles in extracorporal...

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Vascularised bone tissue engineering endothelial progenitor cells and human mesenchymal stem cells coculture in 3d honeycomb scaffolds and the effect of bi rotational bioreactor and hypoxic microenvironment 1

Ngày tải lên : 09/09/2015, 10:16

... 1.4 Bone Tissue Engineering 1.4.1 Limitations in Bone Tissue Engineering 1.5 Importance of Vascularisation 1.5.1 Vascularisation in Bone Tissue Engineering 1.5.2 ... Cues .26 2.6 Bone Tissue Engineering 30 2.6.1 Four-Stage Bone Formation in Bone Tissue Engineering 30 2.6.2 Strategies in Bone Tissue Engineering .32 xi 2.6.2.1 Growth ... potentiates osteogenesis through paracrine activity in vitro and induces neovasculogenesis within tissue engineered bone grafts in vivo International Bone -Tissue- Engineering Congress (Bone-Tec), 7-10...

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Applications of prolyl hydroxylase inhibitors in tissue engineering and regenerative medicine

Ngày tải lên : 09/09/2015, 11:11

... PHIs in tissue engineering As reviewed in chapter 1, clinical applications of engineered tissues are currently limited mainly to thin or avascular tissues due to a difficulty in stimulating adequate ... for Tissue Engineering Applications 33 3.1 Introduction As explained in chapter 1, inadequate vascularization is a major bottleneck limiting widespread clinical applications of tissue engineering, ... preventing the realization of this goal 1.1.2 Vascularization is a major obstacle in tissue engineering While the field of tissue engineering has come a long way since its original conception in...

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Towards topical antifibrotics in tissue engineering and repair

Ngày tải lên : 10/09/2015, 15:52

... proline into the wound [78] Providing additional proline or glutamine in the diet to enhance collagen biosynthesis, however, does not result in increased collagen accumulation In contrast, arginine, ... proline and hydroxyproline As a non-essential amino acid, proline is synthesized from arginine/ornithine via the urea cycle and glutamate (directly or indirectly from glutamine via glutaminase) ... 71 Chapter Peri-implantational fibrosis: a bottleneck in tissue engineering 72 4.1 Biomaterials in tissue engineering 73 4.2 Foreign body response 73 4.3 Biocompatibility...

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Synthesis and characterization of collagen terpolymer fibers for applications in tissue engineering

Ngày tải lên : 11/09/2015, 09:10

... Chapter 1: Introduction Chapter 1: Introduction The design of biomaterials is important in the field of tissue engineering and regenerative medicine Since the development of tissue engineering scaffolds, ... and new tissue formation Hence, the properties of the scaffolding materials are crucial in determining the success of many tissue engineering applications The general tissue engineering paradigm ... vascularised tissues that can integrate with the host native tissues 2.2 Biomaterials for Tissue Engineering Biomaterials is one important component in tissue engineering and regenerative medicine and...

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Development of three dimensional fibrous structures via electrospinning for applications in scaffold based tissue engineering

Ngày tải lên : 14/09/2015, 08:24

... that restore, maintain or improve tissue function [3] By combining life sciences, engineering principles and innovation, tissue engineering holds enormous potential in confronting the supply crisis ... proteins were retained in this manner indicating minimal processing damage Investigations into the performance of this novel hybrid mesh as a three-dimensional (3D), bio-functional tissue engineering ... Chapter Two Introduction Scaffold-based tissue engineering Electrospinning and tissue engineering 12 Periosteum and bone healing 16 Chapter Three...

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Laser surface structuring of biocompatible polymers films for potential use in tissue engineering applications

Ngày tải lên : 14/09/2015, 08:36

... potential in promoting angiogenesis in multi-layer membrane tissue engineering Through the understanding of the challenges faced in the use of biodegradable PCL film for membrane tissue engineering, ... failure Tissue engineering has been heralded as the new wave to revolutionize the healthcare-biotechnology industry It is a multidisciplinary field and involves the integration of engineering principles, ... Significance and importance of tissue engineering 12 2.3 Poly(ε-caprolactone) thin films and matrices 16 2.4 Current progress of poly(ε-caprolactone) in biomedical engineering 17 2.5 Introduction to lasers...

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Nanofabrication, architecture control, and crosslinking of collagen scaffolds and the potential in corneal tissue engineering application

Ngày tải lên : 14/09/2015, 09:33

... AND CROSSLINKING OF COLLAGEN SCAFFOLDS AND THE POTENTIAL IN CORNEAL TISSUE ENGINEERING APPLICATION ZHONG SHAOPING (M.ENG INSTITUTE OF PROCESS ENGINEERING, CHINESE ACADEMIC SCIENCES, BEIJING, PRC) ... a high-risk investment, more than $3.5 billion has been invested in worldwide research and development in tissue engineering [32, 33] Tissue engineering firms have increased spending at a compound ... goals in tissue engineering fields 2.2 Scaffold Materials The first issue with regard to tissue engineering is the choice of suitable materials for scaffolding The materials for tissue engineering...

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In vitro and in vivo assessments of PCL TCP composites for bone tissue engineering

Ngày tải lên : 09/10/2015, 11:18

... look into the field of bone tissue engineering for an ideal bone substitute 1.1.3 Strategies in BTE Tissue engineering is the restoration, improvement, maintenance and substitution of damaged tissues ... a heparin binding site in N-terminal region of mature BMP-2 polypeptide In pioneering work by Ruppert in 1996, it was shown that BMP-2 activity was increased upon interactions with heparins present ... present in ECM In the presence of N terminus of BMP-2 and heparin, there is a five-fold increased in bioactivity (Ruppert et al., 1996) This lead to various studies on heparin effects on BMP-2 in mind...

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In vitro and in vivo evaluation of customized polycaprolactone tricalcium phosphate scaffolds for bone tissue engineering

Ngày tải lên : 09/10/2015, 11:18

... rather than just the repair of skeletal tissue, and this treatment strategy was later coined as “bone tissue engineering A key component in tissue engineering for bone regeneration is the scaffold ... respectively 1.1.1 Bone tissue engineering Loss of human tissues or organs is a devastating problem that can affect individuals of all ages Bone, a complex living tissue that provides internal support ... degree of Master of Engineering in the Department of Mechanical Engineering at the National University of Singapore under the supervision of Professor Teoh Swee Hin and Dr Alvin Yeo No part of...

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Biodegradable Polymers as Scaffolds for Tissue Engineering

Ngày tải lên : 25/10/2013, 08:20

... modes of tissue engineering for tissue construction One is in vitro (ex vivo) tissue engineering and the other in vivo (in situ) tissue engineering In the beginning of tissue engineering research, ... impossible in the in vitro tissue engineering This may be the reason for very limited applications of in vitro tissue engineering mostly to epidermal production Tissue engineering below means the in ... have been used as scaffolds for tissue engineering, greatly contributing to the rapid progress of tissue engineering during the initial phase of tissue engineering research It is extremely difﬁcult...

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Reverse Engineering in Computer Applications

Ngày tải lên : 05/11/2013, 20:15

... files are in Windows installation directory (usually named \Windows or \Winnt) and are “Winmine.exe” and “Winmine.ini” We know that the exe file is the executable (or main program) and the ini file ... changes are available in three ways: " Windows upgrades (i.e Win 95 to Win 2000) " Windows updates (i.e Win 95 to Win 95b) " Service packs (i.e Win 2000 to Win 2000 sp1) Detailed information about ... pointer of a variable 25 Chapter 3: Windows Anatomy Chapter 3 Windows Anatomy 3.1 Windows API Windows are revolutionary in personal computers They brought multitasking and multiprocessing in...

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Tài liệu Geological and Geotechnical Engineering in the New Millennium: Opportunities for Research and Technological Innovation doc

Ngày tải lên : 12/02/2014, 19:20

... a discontinuity “Emerging” means rising up, coming into sight, and becoming apparent, important, or prominent Something that is emerging can be just coming into existence, or beginning to become ... educated in science and engineering exert disruptive effects decades later? At the time of this writing, petroleum -engineering graduates are becoming a hot commodity, commanding the top-paying engineering ... quality of the individuals it brings together and its effectiveness in integrating their combined judgment The endurance and continuing refinement of Techcast suggests it is becoming more useful...

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Tài liệu Geological and Geotechnical Engineering in the New Millennium: Opportunities for Research and Technological Innovation pptx

Ngày tải lên : 12/02/2014, 19:20

... GEOENGINEERING This committee uses the term “geoengineering” to be inclusive of all types of engineering that deal with Earth materials such as geotechnical engineering, geological engineering, ... expanding applications of geotechnology In this report, the term “geoengineering” includes all types of engineering that deal with Earth materials, such as geotechnical engineering, geological engineering, ... other programs in the engineering directorate Finding The committee sees tremendous opportunities for advancing geoengineering through interaction with other disciplines, especially in the areas...

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