SIGMA Phototherapy

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SIGMA Phototherapy

Professional phototherapy solutions for psoriasis, vitiligo, acne and hair loss since 1992! FDA&ISO13485 approved.

Used for vitiligo, psoriasis, acne, eczema, atopic dermatitis, mycosis fungoides, pityriasis rosea, scleroderma ....

07/05/2026

Shanghai SIGMA handheld 311nm narrowband UVB phototherapy device
(1) All devices use PHILIPS UV lamps.
(2) Different models to select based on the patient's skin condition
(3) Powerful and effective for vitiligo, psoriasis, eczema treatment
(4) Device with timer, easy to operate; device without timer, low cost and still simple to use.

20/03/2026

Hello friends, SIGMA will attend China International Medical Equipment Fair CMEF 2026. Welcome to SIGMA booth and explore our latest light therapy devices.

SIGMA Booth No. 4.1S57
Date: 9-12th April 2026
Location: National Exhibition and Convention Center, Shanghai

23/01/2026

Shanghai SIGMA new hair growth laser helmet SF650PT has 160 and 200 ea laser diodes inside. It is effective for hair loss treatment and hair growth promotion.
(1) 650nm low level laser therapy, effective for AGA, hair loss treatment
(2) 160ea laser didoes inside fully covers the treatment area
(3) 5mW diode output ensures powerful energy on the scalp
(4) wireless design with battery inside, long battery life, convenient to use
(5) sound prompt, 10/20/30min, control your treatment time

26/08/2025

Exhibition Preview💥:

🍀Exhibition: China International Medical Equipment Fair, CMEF

🤝Booth No.: 3.1P39

📅Date: September 26-29, 2025

📍Location: China Import and Export Fair Complex, Guangzhou

SIGMA warmly welcome every clients to visit and explore SIGMA innovative dermatology products.
1️⃣308nm LED UV therapy system
2️⃣308nm excimer light therapy system
3️⃣UVA/UVB phototherapy system
4️⃣Hair regrowth laser therapy system
5️⃣Wood's lamp
6️⃣LED light theray system
7️⃣Home use skin beauty device

🎯Indications: psoriasis, vitiligo, eczema, atopic dermatitis(AD), mycosis fungoides(MF), localized scleroderma(LS), acne, hair loss AGA, skin rejuvenation, wound healing, pain relief ....

07/08/2025

🔥1992~2025🔥
Happy 34th Anniversary! 🎉🥂

After 34 years of perseverance, Shanghai SIGMA is grateful for the trust of every patient and the support of every partner! From our original aspiration to our dedication to craftsmanship, we have always empowered healthcare with technology and protected health with innovation. Every breakthrough and every recognition inspires us to reach higher.

🎂On this special day, we pay tribute to the past and look forward to the future—SIGMA will continue to deepen our commitment to precision phototherapy and intelligent services to safeguard the health of all people! We sincerely invite you to join us and witness more miracles of light therapy.🌞

05/08/2025

Sharing: Psoriasis Treatment Case

Patient with psoriasis on his waist uses SIGMA 311nm UVB
phototherapy device SH2B for 3 months(2025.4.11-2025.7.16).
Now the redness and scales are much improved. He is doing the
consolidation treatment.👏

Adhering to treatment and following the usage instructions are the keys to success of treatment.💪

09/07/2025

UVB phototherapy device is an effective and safe treatment method for treatment of vitiligo and psoriasis. Device in the picture is 308nm excimer light UV therapy device SH308.

After receiving UV therapy, patients should do sun protection in case of overexposure. Meanwhile, the skin will be dry and itchy. This is a normal post-therapy skin reaction. Patients can use some moisturizing cream on the skin to relieve this condition.

01/07/2025

New arrival!🥳👏
Shanghai SIGMA 308nm UVB phototherapy device for treatment of psoriasis and vitiligo👈
Model: SQ1DJH
Area: 3cm*3cm
Intesnity: 40mW/cm2
Therapy mode: to set dose
Power mode: rechargeable, with battery

For more, plz contact meiyue@sigmamed.net📩

05/06/2025

Shanghai SIGMA 308nm UVB excimer light therapy device SH308

💥Indications:
1. Psoriasis
2. Vitiligo
3. Eczema
4. Atopic dermatitis
5. Mycosis fungoides

🔥Features:
1. Accurate 308nm UV spectrum, effective for skin disease treatment;
2. Powerful radiation intensity: 38mW/cm2, especially effective for stubborn vitiligo and psoriasis
3. Large treatment area, 22cm2, can cover more skin lesions;
4. SIGMA XeCl lamp supports for long-lasting use time, no need to replace the tube;
5. Covering pads(accessories), which is for targeted therapy and protect the normal skin.

🌺Main Specifications:
Wavelength: 308nm UVB
Light source: XeCl lamp, excimer light
Area: 22cm2(4.7cm*4.7cm)
Intensity: 38mW/cm2
Mode: to set time
Time range: 0~140s
Dose range: 0~5000mJ
Voltage: AC230V
Accessories: UV goggles, covering pads*4

30/05/2025

Shanghai SIGMA hair growth cap SF650
- low level laser therapy
- 650nm red light therapy
-120 laser diodes inside, powerful output
- laser only

hair regrowth cap, hair regrowth helmet, hair growth helmet, hair loss treatment device

27/05/2025

Shanghai SIGMA 311nm narrowband UVB phototherapy device SH series for psoriasis, vitiligo treatment

Address

No. 388, Shuanglian Road Qingpu District
Shanghai
201702

Telephone

+8615026726008

Website

http://www.lightherapy.com/

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