The Goldenberg Snarecoil™* bone marrow biopsy needles incorporate a unique and patented coil mechanism, eliminating the need to rock or twist to sever and secure the specimen. This revolutionary design helps clinicians to quickly and precisely harvest long, non-fragmented marrow samples. These needles, along with safety components are conveniently packaged in sterile procedural trays that comply with industry standards. All "basic" bone marrow trays DO NOT include the following items: Specimen tubes containing edetate (EDTA) potassium, stirring rod, frosted slides, syringe tip cap for 20mL syringe, and amber specimen bottle with label.