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A derma roller, also known as a microneedle roller or skin roller, is a handheld device that consists of a roller head covered with tiny needles. It is used as a skincare tool to perform a process called microneedling.
The roller head typically contains hundreds of small, fine needles that vary in length, usually ranging from 0.25 mm to 1.5 mm. The needles are made of medical-grade stainless steel or titanium.
When used on the skin, the derma roller creates microscopic punctures or channels in the upper layer of the skin. These tiny punctures stimulate the skin's natural healing response, encouraging the production of collagen and elastin, two key proteins responsible for maintaining skin elasticity and firmness.
The process of using a derma roller is pretty straightforward. Before use, the skin is usually cleansed and a numbing cream may be applied to minimize discomfort. Then, the roller is rolled gently and evenly across the skin in a specific pattern, usually vertically, horizontally, and diagonally.
The rolling action of the derma roller helps to increase the absorption and effectiveness of skincare products by allowing them to penetrate deeper into the skin. It can also help to address various skin concerns, including acne scars, wrinkles, fine lines, stretch marks, and hyperpigmentation.
After using a derma roller, it is important to clean it properly and store it in a clean and dry place. Depending on the needle length used, the skin may appear red or slightly irritated, but this typically subsides within a few hours.
It's important to note that derma rollers should be used with caution and following proper instructions to avoid any potential skin damage or infections. It is generally recommended to consult with a dermatologist or skincare professional before using a derma roller, especially if you have any underlying skin conditions or are prone to sensitivity.
acucell derma roller Therapy
The micro needle acucell derma roller therapy to stimulate skin with minimally invasive, using the micro acucell derma roller needle to creat a large number of micro-channels in short period of time, and form a high-quality delivery system among the epidermis, dermis and subcutaneous tissuse, so that the active ingredient, nutrition products and ingredients quickly absorbed by the skin, which greatly enhance the efficacy of the product
Disk-needling acucell derma roller features and specifications:
1. Inserted disk design to avoid needles drop-off, broken and eroded.
2. acucell derma roller shape of needle: disk.
3. acucell derma roller needle cutting shape: diamond.
4. Less pain, short erythema and redness after disk-needling acucell derma roller treatment.
5. acucell derma roller needle numbers: 540pcs (6*9 disks), make half million micro-channels in 10 minutes.
6. Increase the skin to absorb the cosmetic nutrition in short time.
7. Enhance the skin to produce collagen.





Disk-needling acucell derma roller and inserted needle acucell derma roller comparison:
Previous acucell derma roller technology New disk-needle acucell derma roller technology
New inserted disk design to avoid needles drop-off, broken and eroded.
The angle is 6°between angles. When the needles touch our skin and run the roller drum, the clearance is small and the needle will form a vertical angle so that the skin will be uneasy to hurt or scratch.
Disk-needling acucell derma roller classification
| Disk-needling acucell derma roller | Other acucell derma rollers | Remarks |
Number of needle | 540(60x9 disks) | 192(24x8 column) | =3 times |
Thickness of needle | 0.2mm | 0.3mm | 1/3 less |
Material of needle | SUS 304H Sheet type | SUS 304H Wire type | Same material but different concept of manufacturing |
Type of needle | 0.25mm, 0.5mm, 1.0mm, 1.5mm | 0.25mm, 0.5mm, 1.0mm, 1.5mm | Same |
Shape of needle | Disk needle | Wire needle | 1D->2D concept |
Needle drop out | None | Sometimes happen | Very different |
Pain | Little | Much | Very different |
Erythema, redness | Short(1/2~1days) | Long(1~2Days) | Less down-time |
Chemical bond | None | Use | Different |