A method and system for fully automatic segmentation the prostate in magnetic resonance image data is disclosed. The shank is formed with a chip-engaging free end portion in the form of self-threading or self-tapping threads that continue to and terminate in a point at the free end thereof. The packetized data may be output through an Ethernet port, video port, or other port of an electronic system. Each wave-shaped coil is formed of straight portions and curved portions that alternate with each other. Since the novel indole compound exhibits superior inhibitory activity for various protein kinases involved in growth factor signal transduction, it is useful as an agent for preventing or treating cancers caused by abnormal cell growth. The body can be formed into an aircraft brake disc.