Porous hydroxyapatite
Synthesis, Characterization and Phase Stability of Porous Hydroxyapatite
... prepared by co-precipitation method are in accordance with the JCPDS value (9-432). Further using this pattern, the lattice constants and the crystallite sizes of the basic precipitate are calculated from cell calc ...
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Preparation Of Porous Hydroxyapatite Via Polymeric Sponge Method
... like porous and dense bodies (Nicholson, 2002). Porous hydroxyapatite shows strong bonding to the bone compared to dense ...the hydroxyapatite implants will increase as the bone tissue grows ...
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Evaluation of coralline porous hydroxyapatite as a bone substitute a clinical, radiographic and surgical re entry analysis
... A surgical re-entry procedure was planned in order to visualise the tissue response to the coralline porous hydroxyapatite granules and collagen membrane. At 6 months this difference in density was not ...
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Fabrication of Porous Hydroxyapatite through Combination of Sacrificial Template and Direct Foaming Techniques
... The porous hydroxyapatite ceramics were prepared through three techniques, including sacrificial template, direct foaming and combination between sacrificial template and direct ...the porous ...
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Clinical experience of novel interconnected porous hydroxyapatite ceramics for the revision of tumor prosthesis: a case report
... In surgery for malignant bone tumors, the implantation of joint prostheses for tumors (tumor prostheses) after wide resection is an important reconstruction method. However, complications such as infection and prosthesis ...
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Surgical pitfalls with custom-made porous hydroxyapatite cranial implants
... Aim: Cranioplasty implants are used primarily in cases of surgical cranial decompression following pathological elevations of intracranial pressure. Available bone substitutes include porous hydroxyapatite ...
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Porous hydroxyapatite-bioactive glass hybrid scaffolds fabricated via ceramic honeycomb extrusion
... Hydroxyapatite-bioactive glass scaffolds have been successfully manufactured using honeycomb extrusion. Three different samples with varying glass composition were produced. The addition of glass induced partial ...
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Fabrication of Porous Hydroxyapatite-Gelatin Composite Scaffolds for Bone Tissue Engineering
... By using an interface water bath beaker, the heat treatment process can be homogenously applied to the reaction vessel. The slurry immediately was injected into cylindrical Teflon molds (12 mm in height and 6 mm in ...
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Naturally Derived Porous Hydroxyapatite/ Polymer Biocomposite of Cuttlebone and Eggshell for Dental and Orthopedic Applications
... (Calcium Carbonate) crystals [18]. The eggshells constitute 11% of the total weight of the egg and are composed of calcium carbonate (94%), calcium phosphate (1%), organic matter (4%) and magnesium carbonate (1%) [19]. ...
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Comparative study of porous hydroxyapatite/chitosan and whitlockite/chitosan scaffolds for bone regeneration in calvarial defects
... HAP/chitosan porous scaffold were selected as experi- mental groups while vacant defect was selected as negative control ...The porous scaffolds were cut into a disk with a diameter of 5 mm and a thickness ...
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Comparative analysis of porous hydroxyapatite bone graft with and without platelet rich plasma in the treatment of periodontal intrabony osseous defects
... that porous HA bone graftshave excellent bone conductive properties which permitoutgrowth of osteogenic cells from existing bone surfacesinto adjacent bone graft material (Stahl, 1987) Since there are no ...
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Production and Characterisation of Reticulated Glass Reinforced Hydroxyapatite Foams for Hard Tissue Surgery
... of porous hydroxyapatite ___________________________________________________Suzanne Calicut concentration of ...reticulated porous hydroxyapatite via the same ...a porous ...
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In Vivo Estimation of Osteogenesis by Bone Marrow Cells in a Bi Phasic Scaffold and in Each of Its Components
... cylindrical porous hydroxyapatite (HA) with a hollow center was ...cylindrical porous HA. The bi-phasic scaffold, a cylindrical porous HA and a PVF sponge separated from a bi-phasic scaffold ...
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Effectiveness of synthetic hydroxyapatite versus Persian Gulf coral in an animal model of long bone defect reconstruction
... resorption cannot be foretold, and its availability is limited [1, 2]. It is for these reasons that, in recent years, several biocompatible materials have emerged as substitutes for autologous bone. Biocompatible ...
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Hydroxyapatite/Eudragit Matrix For Continuous And Controlled Release Of Ibuprofen
... choose hydroxyapatite, as main vehicle for the development of systems thanks to its properties [3] and Eudragit (RS100 and ...Indeed, hydroxyapatite is a ceramic-based biomaterial having the same mineral ...
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Analyzing the behavior of a porous nano-hydroxyapatite/polyamide 66 (n-HA/PA66) composite for healing of bone defects
... with porous n-HA/PA66 ...the porous n-HA/PA66 composite can be effectively used for repairing bone defects caused by benign bone cysts and tumor-like ...the porous n-HA/PA66 composite was used to ...
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Room Temperature Crystallization of Hydroxyapatite in Porous Silicon Structures
... Porous silicon is a nanostructured material obtained by electrochemical anodization of monocrystalline silicon (c-Si) in a solution of hydrofluoric acid and ethanol [1]. One of the most important characteristics ...
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Does hydroxyapatite coating have no advantage over porous coating in primary total hip arthroplasty? A meta-analysis
... The former analysis only included four RCTs of nine studies, and one of which did not show clear HHS data, and the HA stem was grit-blasted, while porous stem was not. The latter analysis did not target new ...
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Biomimetic mineralized strontium-doped hydroxyapatite on porous poly(L-lactic acid) scaffolds for bone defect repair
... PLLA porous scaffolds by soaking in modified simulated body fluid (m-SBF) solu- ...Sr-HA/PLLA porous scaf- fold were ...Sr-HA/PLLA porous scaffold was decreased from ...Sr-HA/PLLA porous ...
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<p>Nano-Hydroxyapatite Coating Promotes Porous Calcium Phosphate Ceramic-Induced Osteogenesis Via BMP/Smad Signaling Pathway</p>
... The animal experimental procedure was approved by the Animal Care and Use Committee of Sichuan University, China, following the Guide for the Care and Use of Laboratory Animals published by the Chinese National Academy ...
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