Puncture Needle Classification
By number of uses: single-use puncture needles and reusable puncture needles.
Classified by application function: biopsy needles, injection needles (interventional puncture needles), and drainage needles.
According to the syringe design, they are classified as: cannula‑type puncture needles, single‑piece puncture needles, and solid‑body puncture needles.
According to the needle tip structure: puncture aspiration needles, puncture hook needles, fork‑type puncture needles, and rotary cutting puncture needles.
Classified by auxiliary equipment: guided (positioning) puncture needles, non-guided puncture needles (blind puncture), and visualization‑assisted puncture needles.
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