SIGMA SH4B Dermatology Light Therapy 311nm UVB Phototherapy Unit for Vitiligo Psoriasis Eczema

The SIGMA SH4B is designed for at-home phototherapy treatment under the guidance of a medical professional. It is effective for treating skin conditions such as vitiligo, psoriasis, eczema, mycosis fungoides, atopic dermatitis, neurodermatitis, and other dermatological issues.

 

Key Features:

• Wide Coverage Area: SIGMA SH4B boasts the largest irradiation area among SIGMA’s handheld phototherapy units, capable of treating a localized affected area (about the size of two palms) in one session, reducing exposure times.

• Precision UV Lamp: Equipped with a high-quality UV lamp emitting pure 311nm narrowband UVB spectrum, with a lifespan of 500 hours for consistent and efficient therapy.

• Enhanced Irradiation Performance: High-polished internal reflectors optimize light distribution for maximum treatment effectiveness.

• Safety Mechanisms: Includes a protective board to prevent external damage to the lamp and built-in digital timers to set treatment duration. Automatic shutdown prevents overexposure, while sound prompts notify users when the session is complete.

• Patient Protection: Anti-UV goggles are included to ensure the eyes are shielded during therapy.

 

Specifications:

• Model: SH4B
• Manufacturer: Shanghai SIGMA High-tech Co., Ltd.
• Treatment Area: 11cm x 16cm
• Light Source: 311nm narrowband UVB
• Lamp: 4 x PL-S 9W/01
• MDD Classification: Class II
• Power Supply: 220V/50Hz
• Total Weight: 4.5kg
• Accessories: UV goggles included
• Application: Vitiligo, Psoriasis, Eczema, Atopic Dermatitis (AD), Mycosis Fungoides (MF)

 

Indications