CHIBA Fine Needle Aspiration Needles, 22G x 10cm. Designed for aspiration of soft tissue masses, such as thyroid, lymph node, breast and lung, our needles feature centimeter depth markings to aid in accurate placement, echogenic tip to enhance ultrasound visualization and a positive-locking skin stop to control forward migration. They have a clear Luer lock hub for good visibility during aspiration procedures. These needles are available in Chiba or Franseen style. Chiba needle has bevel tip for cytology aspiration. Franseen needle has crown-point tip for samples in fibrous lesions. Packaging: 10/Case.