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Article
Influence of Titanium Substrate Temperature on Phase Structure of a Plasma Hydroxyapatite Coating
Plasma coatings of hydroxyapatite (HA) were formed on Ti substrates in modes to obtain high mechanical properties, structural stability, and phase composition. Preheating the titanium substrate to 550°C increa...
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Article
Coatings of Low-Temperature Calcium Phosphates on Hydroxyapatite Ceramic
This work is aimed at develo** homogeneous, uniformly distributed fine-crystalline coatings based on triclinic octacalcium phosphate pentahydrate (OCP, Ca8H2(PO4)6⋅5H2O) on the surface of ceramic substrates mad...
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Article
Developments in the Field of Biocompatible Composite Materials Based on Biopolymers and Calcium Phosphates Adapted to Prototy** Technology
Data obtained by the authors upon creating composite materials based on biopolymers and calcium phosphates adapted to the prototy** technology are presented. Results concerning the creation and investigation...
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Article
Biocompatible Biodegradable Composite Materials in the Biopolymer–Calcium Phosphate System for Replacing Osteochondral Defects
This work is aimed at develo** new materials with adjustable composition, microstructure, and properties for replacing osteochondral defects. Features of the interaction of components in the biopolymers–calc...
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Article
Mechanical Properties of Titanium Nickelide–Tantalum–Chitosan Composite Material
A biocompatible material characterized by gradient structure titanium nickelide–tantalum–biodegradable polymer layer was designed for the manufacture of medical implants. The mechanical characteristics of the ...
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Article
Trends in Development of Bioresorbable Calcium Phosphate Ceramic Materials for Bone Tissue Engineering
The review of results obtained by the authors in the design of bioresorbable calcium phosphate ceramic materials intended for bond tissue defect regeneration is presented. The development of composite material...
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Article
The Microctructure Formation and the Composite Properties Based on Alginate with Antibacterial Activity
The alginate gels microstructure formation regularities that were prepared in situ in a multicomponent system were determined, and their properties were studied. To produce experimental specimens, a combinatio...
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Article
Composite hydrogels based on alginate-reinforced calcium phosphate ceramics for tissue engineering
Composite hydrogels in the system of sodium alginate–tricalcium phosphate (TCP) are studied. The gelation time, mechanical properties, and solubility of composite hydrogels are investigated in relation to the ...
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Article
Investigation of physicochemical and biological properties of composite matrices in a alginate–calcium phosphate system intended for use in prototy** technologies during replacement of bone defects
Materials for 3D printing of porous composite materials (CM) that are based on sodium alginate–tricalcium phosphate are developed. Physicochemical and biological studies of CM in vitro are performed using a mo...
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Article
Bone cements in the calcium phosphate–chitosan systems containing magnesium and zinc
Based on studying the possibility of the introduction of physiologically important cations into a cementing system, technology of fabrication of highly deformable calcium phosphate cements has been developed f...
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Article
Strengthening of deformable bone cements in the calcium phosphates–chitosan system by tricalcium phosphate granules
The possibility of strengthening chitosan-containing calcium phosphate bone cements sintered with tricalcium phosphate granules was studied. The strength was found to depend on the granules content in a nonmon...
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Article
Kinetics of the release of antibiotics from chitosan-based biodegradable biopolymer membranes
A process for manufacture of chitosan-based biodegradable biopolymer membranes suitable for medical applications was developed. A technology for inclusion of broad spectrum antibiotics into the chitosan membra...
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Article
Some Physical, Chemical, and Biological Parameters of Samples of Scleractinium Coral Aquaculture Skeleton Used for Reconstruction/Engineering of the Bone Tissue
Physical and chemical (phase and chemical composition, dynamics of resorption, and strength properties), and biological (cytological compatibility and scaffold properties of the surface) properties of samples ...
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Article
3D printing of ceramic scaffolds for engineering of bone tissue
The study presents results of development and investigation of processes of three-dimensional inkjet printing of scaffold structures based on microgranules of tricalcium phosphate and their further chemical mo...
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Article
Microstructure formation in porous calcium phosphate-chitosan bone cements
We have studied the microstructure formation in composite cement materials consisting of amorphous calcium phosphate and chitosan and reinforced with sodium alginate granules, their compressive strength, and t...
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Article
Modification of bone cements in the calcium phosphate-chitosan systems by ceramic and alginate beads
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Article
Chitosan-based films with medicines
Research on development of polymer films based on a chitosan polysaccharide filled with broad spectrum antibiotics (cefotaxime, lincomycin, gentamicin) for protection of the body from penetration of infections...
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Article
Deformable bone cements in system calcium phosphates-chitosan
Composite bone cements are developed in which during the setting process a continuous chitosan framework is formed that gives to the set cement increased deformation before failure as compared to known analogs...
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Article
Mechanical properties of nanostructured nitinol/chitosan composite material
The mechanical properties and degradation behavior of a composite material based on nanostructured nitinol and a biodegradable polymer surface coating of chitosan of various molecular weights are studied. The ...
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Article
Preparation of octacalcium phosphate from calcium carbonate powder
We have studied a process for the preparation of apatite precursors through calcium carbonate conversion into dicalcium phosphate dihydrate, which is then hydrolyzed to octacalcium phosphate. The process enabl...