The Dyonics Cannula model 3781 is a surgical and orthopedic instrument designed for precise and controlled access during medical procedures. With the brand’s reputation for quality and performance, this cannula is a reliable tool for healthcare professionals in various surgical applications. Its design and construction make it a valuable addition to any medical setting, providing a safe and effective means of access for complex surgeries. The last picture shows my other instruments for sale but NOT included in this sale of ONE cannula #3781