Key Features & Selling Points
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Engineered Exclusively for Dr. Pen A7: Custom-fit replacement cartridges designed to lock perfectly into the Dr. Pen Ultima A7 bayonet slot for zero wobble during treatments.
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High-Resilience Stainless Steel Spring: Integrated internal spring mechanism guarantees smooth, precise retraction even during high-speed operation.
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Individual Sterile Packaging: EO Gas sterilized and individually sealed in blister packs to ensure maximum safety and compliance with professional hygiene standards.
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Full Range of Pin Configurations: Available in multiple pin counts and nano-chip styles to address diverse skin texture, scarring, and serum infusion needs.
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Dimensions: Cartridge body measures 13 mm × 55 mm with ultra-fine 0.2 mm surgical-grade stainless steel needle tips for efficient, comfortable penetration.
Available Pin Types & Skin Applications
| Cartridge Type | Pin/Tip Style | Primary Applications & Skincare Goals |
| 9 Pin | Fine Microneedles | Targeted acne spot treatment, fine lines, localized collagen stimulation. |
| 12 Pin | Standard Microneedles | Shallow acne scars, fine lines, skin texture refining, product absorption. |
| 24 Pin | Dense Microneedles | Skin firming, deep spot reduction, pores, tone evening across larger facial areas. |
| 36 Pin | High-Density Microneedles | Stretch marks, deep texture improvement, large pore reduction, collagen boosting. |
| 42 Pin | Ultra-Dense Microneedles | Skin rejuvenation, superficial spot fading, deep hydration delivery. |
| 3D Nano | Square Nano Matrix | Gentle surface exfoliation, sensitive skin care, daily serum infusion. |
| Nano R | Round Nano Matrix | Painless surface brightening, tone evening, eye-area treatments. |
How to Install (Step-by-Step)
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Unpack: Open the sterile sealed blister package and remove the cartridge.
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Align: Insert the cartridge tip into the front chamber of your Dr. Pen Ultima A7 handle.
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Lock: Twist the cartridge clockwise into the bayonet slot until it clicks securely into place.
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Remove Protection: Pull off the protective clear cap right before starting your skincare procedure.
