Latest Afsaneh Rabiei Stories
A â€œmetal foamâ€ that has a similar elasticity to bone could mean a new generation of biomedical implants that would avoid bone rejection that often results from more rigid implant materials, such as titanium.
Researchers at North Carolina State University have developed a â€œsmart coatingâ€ that helps surgical implants bond more closely with bone and ward off infection.
- A pivoted catch designed to fall into a notch on a ratchet wheel so as to allow movement in only one direction (e.g. on a windlass or in a clock mechanism), or alternatively to move the wheel in one direction.