HYALURONIC ACID GEL, PROCESS FOR PRODUCING THE SAME AND MEDICAL MATERIAL CONTAINING THE SAME

摘要

A gel of hyaluronic acid (1) alone, characterized by being difficultly soluble in neutral aqueous solutions, and (2) a medical material containing the hyaluronic acid gel (1), characterized by keeping its shape in a neutral aqueous solution at a temperature of 25 DEG C for one day or longer.