Class 4 Laser Therapy
You Professional Class 4 Laser Therapy Suppliers!
Wuhan Cozing Medical Devices Co.,Ltd has focused on physical therapy lasers & light devices for around 10 years in China, we started as a small trading company, but now have become one of the leading suppliers in the physical therapy lasers & therapy light industry in China.
Why choose us
Accept ODM/OEM
Cozing Medical has the most advanced medical electronic R & D center in China. With more than ten senior engineers and experts in the field of optoelectronics. So OEM and ODM are welcome.
Production Equipment
Our factory equip with 1,500 square meters sterilized workshop which coordinate with GMP standard, 2PCS individual fully-automatic production lines.
Our Certifications
Specialized in the physical therapy rehabilitation field , almost all the items are all CE and RoHS certificated, and has passed ISO9001 and ISO13485 certificates.
Sale Market Market
Product sales United States, Canada, United Kingdom, Australia, France, Bulgaria, Russia, Hungary, Indonesia, Philippines, Malaysia etc.

The wavelength of the laser used in Class 4 laser therapy penetrates deeper and more efficiently than the Class 3 laser allowing it to pass energy to the nerve, muscle, ligament, and tendon tissue in a short amount of time. Laser therapy uses specific wavelengths of light (red and near-infrared) to create therapeutic effects.
Product Specification
We offer the following Specifications:
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Model: |
COZING-T05-3 |
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Laser medium: |
GaAIAs Semiconductor |
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Laser wavelength: |
650nm, 904nm or other wavelength can be customized |
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Terminal laser output mode: |
Continuous and pulse |
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Terminate output laser power intensity: |
4 grade for adjusting |
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Battery voltage: |
3.7-4.2V |
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Iithiumn battery capacity: |
5200mAh |
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Time: |
10 minutes to 60minutes, and six grade for |
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Adjustment |
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Number of terminal laser output: |
25pcs |
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Lithium-ion battery output voltage: |
5.5V |
Advantages of Class 4 Laser Therapy
Accelerated Tissue Repair And Cell Growth
Accelerate cellular reproduction and growth. Unlike other treatment modalities, only powerful Class 4 Laser Therapy can penetrate the bony patella and deliver healing energy to the articular surface between the underside of the patella and the femur. Cells of cartilage, bone, tendons, ligaments and muscles are repaired faster as a result of exposure to high powered NIR or Near InfraRed Laser photons.
Reduced Fibrous Tissue Formation
Class 4 Laser therapy reduces the formation of scar tissue following tissue damage and acute and chronic inflammatory processes. This point is paramount because fibrous (scar) tissue is less elastic, has poorer circulation, is more pain sensitive, weaker, and much more prone to re-injury and frequent exacerbation.


Anti-Inflammation
Laser light therapy has an anti-inflammatory effect, as it causes vasodilation and activation of the lymphatic drainage system. It deactivates 7 or the 9 enzymes that cause inflammation by up to 70%. As a result, there is a reduction in swelling caused by biomechanical stress, trauma, overuse, or systemic conditions. Laser therapy easily promotes the movement of lymph, which also support faster healing.
Analgesia
Laser therapy has a multifaceted beneficial effect on pain relief. It activates production of high levels of pain killing chemicals such as endorphins (dopamine and serotonin), and enkephalins from the brain and adrenal gland. Additionally it initiates the suppression of nerve signal transmission over unmyelinated c-fibers that transmit pain to the brain.
Application
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Condition |
Benefits |
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Chronic Pain |
Long-term pain relief, non-invasive, pain management without medication |
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Musculoskeletal Disorders |
Joint and muscle pain relief, improved mobility, stimulates tissue repair |
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Soft Tissue Injuries |
Accelerated healing, reduced swelling, pain relief |
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Arthritis |
Joint pain reduction, improved function, non-invasive treatment |
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Sciatica |
Pain relief, reduced nerve irritation, faster recovery |
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Sports Injuries |
Quick recovery, reduced inflammation, increased circulation |
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Wound Healing |
Stimulates tissue regeneration, reduced scarring, accelerated recovery |
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Inflammation |
Targets root cause of pain, decreased swelling, improved healing time |
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Physical Therapy |
Enhanced results, pain reduction, increased rehabilitation efficiency |
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Non-Invasive Pain Relief |
Safe and effective, no side effects, long-term benefits |
We explored the impact of a Multiwave Locked System laser, which emits 904 nm continuous waves and 650nm pulsed waves simultaneously, on the spinal cord post-injury in rats.
Locomotor assessments indicated a significant enhancement in the movement abilities of rats receiving laser therapy from the first week after injury, compared to the control group. Additionally, the laser treatment notably reduced thermal hyperalgesia after SCI(spinal-cord-injury), as evidenced by the Plantar test.
These findings suggest that dual-wavelength light therapy at 904 nm and 650 nm could be a promising non-invasive method for improving functional recovery and reducing tissue damage after spinal cord injuries.


Only trained staff should use the machine. Each practice should also have a designated Laser Safety Officer.
Keep laser-use documents on hand for review if necessary.
Wear proper and clean safety goggles. Keep extra goggles near in case they are necessary. Everyone in the room should have goggles.
Clean all optical connectors.
Inspect the laser before use.
Avoid skin contact at close range.
Don't point the laser at mirrored surfaces; remove all reflective items from the patient, such as rings and watches.
Keep the laser off unless in use.
Keep the laser in a secure, well-ventilated location, and post safety warning signs. The site should be free from all flammable materials.
Packaging & Delivery

Certifications










FAQ
We're well-known as one of the leading class 4 laser therapy manufacturers and suppliers in China. Please feel free to wholesale high quality class 4 laser therapy made in China here from our factory. Contact us for customized service.
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