that are nevertheless below improvement. These include the subsequent: • Implanting minute plugs known as I Biovirexagen ntra Vas Devices, IVD which block the sperms. This method of sperm control is similar to vasectomy handiest there is no operation. Instead of cutting the vas deferens, the tube is plugged. This stops the sperm float. However, studies continues to be occurring whether or not guys will be capable of impregnate their companions once the plugs are .