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. 2017 Jul 13;2017:5638680. doi: 10.1155/2017/5638680

Table 1.

The set of stereometric parameters for characterization of the poroaccessibility of intraosseous implant porous coating outer layers and the equivalent parameters proposed for determination of the interspike structural-osteoconductive potential in the MSC-Scaffold prototype.

The poroaccessibility of the intraosseous implant porous coating outer layer can be evaluated by the following parameter set The MSC-Scaffold prototype structural accessibility for ingrowing bone tissue can be assessed by the proposed parameters set
The effective pore depth pdef The effective height Hef
The representative pore size pSrep The representative interspike distance Dis-rep
The effective volumetric porosity ϕVef The relative volume fraction of the interspike space ϕVis-ef= f(Hef, Dis-rep)
The representative surface porosity ϕSrep The relative surface fraction of the interspike compartment cross-section ϕSis-rep= f(Dis-rep)
The index of the porous coating outer layer space capacity VPM The index of the capacity of the interspike space Vis = f(Hef, Dis-rep) [mm3/cm2]
The representative angle of the poroaccessibility Ωrep The representative angle of the interspike space osteoaccessibility Ωrep-is = 90°−αi/2, where αi is the vertical angle of spikes
The bone-implant interface adhesive surface enlargement index ψ The bone-implant interface adhesive surface enlargement index ψis= f(Hef, Ωrep-is)