1/4" Yasargil Micro Knife with Bay Handle, Down Arachnoid Blade is a precision surgical instrument designed for delicate dissection and cutting of the arachnoid membrane in neurosurgical procedures. Featuring a 1/4" down-angled blade, it allows for precise and controlled cutting of the arachnoid with minimal trauma to surrounding tissues. The bay handle offers improved grip and maneuverability, providing stability and control during intricate surgeries.