Pain Management, Bone Marrow Aspiration Biopsy Needle manufacturer / supplier in China, offering Medical Biopsy Type Bone Marrow Puncture Needle with Shovel Needle 18g 150mm, Hybrid Radio Frequency Electrode 16g 17g 18g for Quick Pain Relief, Surgilab Medical Disposable Hybrid RF Probe 20g 22g with Temperature Monitoring and so on.