Patent ID: 9623044
Date: 2017-04-18
CPC Classifications: A61K,A61L,A61P

Claim:
1. A method of neuron regenerating and/or repairing of the nervous system, and/or grafting of neurons or precursors of neural cells, and/or treatment of neurodegenerative diseases, and/or treatment of ischemic wounds and/or treatment of paralyses, the method comprising: administering, to a mammal in need thereof, an effective amount of chitosan hydrogel microparticles; wherein said microparticles have a median size d50, obtained from a number distribution, of from 1 to 500 μm; wherein said chitosan has a degree of acetylation of less than or equal to 20%; wherein the concentration of chitosan in the hydrogel is from 0.25 to 5% by weight, based on the total weight of the hydrogel; and wherein the microparticles are administered subsequent to a traumatic lesion of the nervous system of the mammal, which is a traumatic lesion of the spinal cord.