2.1. Instrument options and choices

Instrument quality, precision, and accuracy will determine the ease and repeatability of the technique. Most instruments offer micro-manipulators that provide precision in movement and fine adjustment. Various designs of sting manipulation tools offer personal choice in techniques. Large capacity syringes provide efficiency in semen collection and a practical method of semen storage and shipment. While the protocol describing the procedure is general for all instruments, the pictures depict herein are the Schley Instrument (Fig. 2) and the Harbo large-capacity syringe (Fig. 3).