![7041: Tri-Barrel Cannula](http://store.pinnaclet.com/cdn/shop/products/7041_Tri-Barrel_Cannula_{width}x.jpg?v=1533220649)
Stereotaxically placed guide cannulas allow for insertion of biosensors post-surgery. The 7041 guide cannula shaft is approximately 11 mm in length. Pinnacle’s 7005 standard biosensor electrodes are compatible with this guide cannula. Guide cannulas are not reusable.