Nano Square Replacement Cartridges for Dr. Pen A20 Advanced Miconeedling Pen (10 Pack)
$50.39
Unlock the full capabilities of your Dr. Pen A20 Microneedling Pen by incorporating Nano Needle Square Cartridges, designed to elevate your treatment outcomes.
This innovative cartridge features a square design, making it perfect for enhancing serum absorption in delicate and smaller areas of the skin.
Nano-needling is a straightforward and efficient procedure that suits all skin types,providing clients with an immediate radiance without any recovery time required.
Essential Features
- Equipped with a patented anti-backflow membrane along with the locvent protection system for enhanced safety.
- Incorporates a newly designed wavy contact edge to improve skincare product penetration.
- Features an upgraded SnapConnect three-snap connector that enhances device performance and safeguards its integrity.
- seamlessly compatible with the Dr. Pen A20 Microneedling Pen for optimal use.
- Constructed from high-grade surgical stainless steel for durability and precision.
- No downtime necesary after treatment.
Compatibility checklist before checkout
Choose this cartridge only after confirming the device model, connector shape and pin count. Different Dr. Pen and Bio Pen families can look similar, but the locking connector may not be interchangeable.
- Model label: match the cartridge to Dr. Pen A20 or the exact model named in this listing.
- Connector shape: compare the underside tabs and lock position before opening the sealed pack. If it does not align, do not force the cartridge.
- Pin count: A20 listings include 12, 14, 18, 24, 36 and 42 pin options plus nano choices. Match the model first, then choose pin count.
- Label checklist: verify the model name, pin count, pack size and connector style on the product label.
- Single-use sterile reminder: keep the cartridge sealed until use, use a fresh cartridge for each session, and do not reuse opened tips.
- Shipping and returns: orders ship with tracking to the US, Canada and Australia. If you ordered the wrong unopened model, follow the posted return policy before opening the pack.
Shop all Dr. Pen A20 cartridges | Read the model label checklist | Check connector shape
How to Use (Educational) & Safety — Microneedling Cartridges
Important: Educational information only—not medical advice. Always follow your device manufacturer’s instructions and consult a qualified professional for treatment questions. Cartridges are compatible replacements, EO-sterilized, and single-use.
Before You Start
Check compatibility: Match the cartridge to your device model (e.g., M8/M8S/A6S/A11/A9/A20/H6). Connector/lock shapes are model-specific.
Inspect the pouch: Do not use if the sterile pouch is torn, punctured, or opened.
Hygiene: Wash/dry hands; prepare a clean workspace; avoid touching the needle array.
Single-use only: One cartridge per session, per person. Do not reuse or share.
Attaching the Cartridge
Power off the device.
Remove the cartridge from the pouch; avoid touching the tip.
Align the connector and click/lock per your device manual—do not force.
Confirm a secure fit (no wobble/misalignment) before powering on.
During Use (Follow Your Device Manual)
Use only as instructed by your device manufacturer.
If you notice unusual resistance, rough drag, or discomfort, stop and check fit/parts.
Do not use on irritated, broken, or compromised skin.
Keep the work area clean; do not place the tip on unclean surfaces.
After Use
Power off and detach the cartridge carefully.
Dispose of the used cartridge immediately as a sharps/contaminated item according to local rules.
Wipe the device head/handle as per the device manual; allow to dry.
Record or photograph the batch/lot code on the pouch for traceability.
Storage & Shelf Life
Store sealed pouches in a cool, dry place, away from heat, moisture, and direct sunlight.
Use before the marked expiry. Do not re-sterilize.
Warnings & Disclaimers
Single-use, sterile product. Reuse increases contamination risk and may degrade performance.
Use only with the correct model; cartridges are generally not interchangeable across series.
We are not affiliated with the original brand owners; names are for compatibility reference.
If irritation or unexpected reaction occurs, stop and seek professional guidance.
Common Mistakes to Avoid
Forcing a mismatched cartridge onto the device.
Touching or laying the needle array on surfaces before use.
Reusing a cartridge “to save costs.”
Using from a damaged or previously opened pouch.
