Beaver safety knives are designed to deliver exceptional precision, sharpness and consistency. These safety-engineered, single-use knives are designed to minimize the risk of accidental surgical blade injuries that could occur during all phases of a surgical procedure: before use, during passing, between steps of the procedure, after use, or during disposal. Beaver safety knives represent a significant advance in the area of safety-engineered ophthalmic surgical products. The knives feature an easy-to-use, retractable safety shield designed to protect the user from the risk of sharps injuries. The Beaver Xstar safety slit knife is available in a wide range of sizes designed for smooth penetration and accurate incision width.