When injecting with fillers, it's all about millimetres. But these are sometimes decisive. Thickening the glans is an uncomplicated way to fill in missing volume or to adapt a too small glans to the diameter of the penis shaft. For anatomical reasons, however, only the lower edge can be injected, otherwise there is a risk of constricting the urethra. The minimally invasive procedure takes away the irritability at the nerve endings and thus reduces the problem of premature ejaculation at the same time.