## Abstract The purpose of this study was to delineate the process by which bone comes to fill the pores of porous highβdensity polyethylene (PHDPE) implants. PHDPE (450ΞΌ pore size) pellets 4 mm in diameter and 1 cm long were implanted into the femurs of dogs. A bone biopsy procedure was utilized t
Bone growth into porous carbon, polyethylene, and polypropylene prostheses
β Scribed by Cestro, Herman J. ;Salyer, Kenneth E. ;Toranto, I. Richard
- Publisher
- John Wiley and Sons
- Year
- 1975
- Tongue
- English
- Weight
- 869 KB
- Volume
- 9
- Category
- Article
- ISSN
- 0021-9304
No coin nor oath required. For personal study only.
β¦ Synopsis
Abstract
Using rats as a model, porous discs of RPG carbon and polypropylene and polyethylene were localized subperiosteally and supraperiosteally in the skull. Bone and blood vessels grew into the discs, which had adequate pore size, when placed in direct contact with bone. No bone was generated from the periosteum. Both plastic materials were estimated to be better than carbon for use in osseous reconstructive work. More long term materialβtissue stability and reaction studies should be performed.
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## Abstract The purpose of this investigation was to study bone growth into porous polyethylene rods as a function of time and pore structure. Previous studies have indicated the biocompatibility of solid polyethylene materials which are currently being used clinically. Porous polyethylene rods wer
## Abstract Porous, cylindrical, high alumina, ceramic structures were fabricated for implantation in the superior third of canine femoral medullary canals. Implant durations of one, two, four, and eight weeks using three animals per time period were studied. A constant current (10 ΞΌA) power supply