Pyrometallide gels are types of gels based on pyromellitamide molecules. Such gels being developed which will enable the repair of severed muscles and spinal cords in patients.
These types of artificial muscles are made possible by creating synthetic materials which are very similar to the ones which make up human tissues and cells. These artificial materials are so similar that the body does not reject the material and instead allows normal cell growth in the materials which eventually become absorbed into the body.