Class 4 Physical Therapy Lasers

Improve movement. Reduce irritability. Support faster progression.

Class IV laser therapy is used in physical therapy to support tissue response, improve patient tolerance for movement, and help clinicians progress care more efficiently within rehabilitation-focused plans.

In busy outpatient settings, Physical Therapists need solutions that integrate seamlessly into existing workflows—supporting both clinical outcomes and operational efficiency. Class 4 laser therapy provides a non-invasive, drug-free modality that can be incorporated alongside therapeutic exercise, manual therapy, and functional training without disrupting established plans of care.

As physical therapy clinics continue to evolve beyond traditional insurance constraints, many providers are incorporating cash-based, non-covered services that align with patient demand and clinical value. Class IV laser therapy is increasingly used as part of this shift—supporting both patient outcomes and practice growth.

How Class 4 lasers work in physical therapy settings

Class 4 laser therapy systems used in physical therapy deliver specific light wavelengths—typically red (600–700 nm) and near-infrared (780–1100 nm)—to targeted tissue areas as part of rehabilitation-focused care. This light energy is absorbed by cells and interacts with biological processes commonly supported during physical therapy treatment sessions, including:

  • Interaction with ATP-related cellular processes

  • Enhanced local circulation supporting tissue oxygenation

  • Modulation of inflammatory processes at the cellular level

  • Support for tissue response in muscles, ligaments, and neural structures

  • Improved tolerance for movement during rehabilitation and functional training

In physical therapy settings, Class 4 laser therapy is typically integrated alongside therapeutic exercise, manual therapy, and functional interventions—serving as a complementary modality rather than a standalone treatment.

Common conditions addressed in physical therapy with Class 4 laser therapy

Physical Therapists incorporate Class 4 laser therapy as a complementary modality within rehabilitation-focused care plans to support a wide range of musculoskeletal and recovery-related conditions, including:

Our lineup of FDA-cleared Class 4 laser systems for physical therapy

Medray QuantumX Class 4 laser for physical therapy with touchscreen and hands-free therapy options

QuantumX

Precision-engineered Class IV laser for physical therapy care

Deliver consistent performance with QuantumX—our 45W quad-wavelength Class IV laser designed for physical therapy environments. Features a 10.1″ touchscreen and hands-free therapy options to support efficient integration into rehabilitation workflows and active treatment sessions.

Medray QuantumX is FDA-cleared for pain relief, circulation enhancement, and tissue stimulation. The conditions described are included for educational purposes based on research and clinical usage.

Medray Quad Class 4 laser for physical therapy with four-wavelength therapy system

Quad

Core physical therapy performance with 4-wavelength flexibility

Versatile Class IV laser well suited for physical therapy clinics seeking flexible application across joint, soft tissue, and post-operative rehabilitation scenarios. Supports integration into a wide range of treatment protocols while maintaining clinician control.
Medray Quad is FDA-cleared for pain relief, circulation enhancement, and tissue stimulation. The conditions described are included for educational purposes based on research and clinical usage.

A clinical and operational solution for modern physical therapy

Class IV laser therapy is used in physical therapy as a complementary modality to support tissue response, manage inflammation-related symptoms, and improve patient tolerance for active rehabilitation.

Rather than functioning as a standalone treatment, laser therapy is integrated into rehabilitation-focused care plans to support movement, progression, and functional outcomes.

In outpatient physical therapy environments, clinicians must balance patient care with operational efficiency. Class 4 laser therapy allows treatment to be delivered within standard visit durations while supporting broader rehabilitation goals.

Medray designs Class 4 laser systems specifically for physical therapy settings—supporting integration into therapeutic exercise, manual therapy, and functional rehabilitation workflows without disrupting established plans of care.

As physical therapy continues to evolve, organizations such as APTA increasingly support diversified care models that include cash-based, non-covered services aligned with patient outcomes and clinic sustainability.

Why Physical Therapists integrate Class 4 laser therapy

Physical Therapists incorporate Class 4 laser therapy to support clinical outcomes while maintaining efficient care delivery within rehabilitation-focused environments.
  • Support functional progression

    Laser therapy is commonly used to improve patient tolerance for movement, allowing clinicians to advance therapeutic exercise and functional training more effectively.

  • Enhance patient experience

    Non-invasive, drug-free application supports patient comfort, particularly in cases where sensitivity or irritability may limit participation in care.

  • Integrate without disrupting workflow

    Laser therapy sessions can be delivered within standard visit durations, fitting naturally into existing rehabilitation workflows.

  • Expand service offerings

    Many physical therapy clinics are incorporating cash-based, non-covered services as part of evolving care models. Laser therapy can support this transition while aligning with patient-centered care approaches.

  • Support clinical consistency

    High-power systems allow treatment of deeper or broader anatomical areas within practical timeframes, supporting consistency across patient populations.

Class IV Laser Therapy for Physical Therapists

High-power laser therapy systems designed to integrate into modern physical therapy and rehabilitation workflows.
Physical therapy clinics increasingly rely on Class IV laser therapy as a non-invasive modality to support tissue response, manage inflammation-related symptoms, and improve patient tolerance for active rehabilitation. Medray provides Class IV laser therapy systems built for outpatient physical therapy environments, where efficiency, safety, and clinical integration matter.
Our laser systems are used by Physical Therapists across orthopedic, sports, and post-operative rehabilitation settings to complement therapeutic exercise and manual interventions—not replace them.

Physical therapy laser integrations for expanded clinical flexibility

Enhance each Medray laser system with integration options designed to support a wider range of physical therapy workflows. Medray Class 4 laser systems can be paired with the Softshock 2.0 radial pressure wave device, the patented S.T.A.R. Hands-Free Therapy System, and our Dual Laser Therapy configuration, allowing Physical Therapists to tailor modality use based on patient needs, treatment goals, and clinic operations.

These integration options are intended to complement therapeutic exercise, manual therapy, and rehabilitation-focused plans of care—providing greater flexibility, streamlined workflows, and expanded clinical application without disrupting established physical therapy practices.

Softshock 2.0 acoustic wave and radial pressure wave device for physical therapy
Softshock 2.0 Radial Pressure Wave

Add shockwave therapy as a complementary modality. Integrate our advanced Softshock 2.0 radial pressure wave device alongside Class IV laser therapy to support physical therapy treatment plans. This technology is commonly incorporated into rehabilitation-focused care for soft tissue, tendon-related, and musculoskeletal conditions where mechanical stimulation may support tissue response.

These use cases are supported by clinical research and practitioner experience. They may represent off-label applications and are not part of the FDA-cleared indications.
S.T.A.R. hands-free therapy system for physical therapy laser treatments
S.T.A.R. Hands-Free Therapy System
Support efficient care delivery within busy physical therapy clinics. The patented S.T.A.R. Hands-Free Therapy System (Stationary Therapeutic Application of Radiance) allows Class IV laser therapy to be delivered in a stationary, hands-free manner, supporting workflow flexibility while therapists focus on patient management and rehabilitation activities. Compatible with QuantumX, Supermax, and Quad laser systems.
Combination therapy using Class 4 laser and radial pressure wave technology for physical therapy
Dual Therapy

Dual Therapy combines Class IV laser therapy with radial pressure wave technology into a single integrated protocol approach. This configuration allows Physical Therapists to coordinate multiple modalities within rehabilitation-focused care plans, supporting flexible application based on patient presentation and clinical objectives. The combined approach may help clinicians address both tissue healing and mechanical stimulation needs during musculoskeletal rehabilitation.

FAQs

Class 4 laser therapy is a form of high-power photobiomodulation used in physical therapy to support tissue response, improve patient tolerance for movement, and assist clinicians in progressing rehabilitation programs. In physical therapy settings, this technology is used as an adjunct modality to support tissue response and patient comfort during rehabilitation. Unlike low-level (cold) lasers, Class 4 systems deliver higher output levels that allow treatment of deeper tissue structures within practical clinical timeframes. This makes them well suited for busy PT clinics where laser therapy must fit naturally into established plans of care. In physical therapy, laser therapy is commonly integrated:
  • Before therapeutic exercise to facilitate movement
  • After activity to support post-exercise tissue response
  • Alongside manual therapy and rehabilitation protocols

Class 4 lasers—also referred to as high-power laser therapy or photobiomodulation therapy—are therapeutic devices used by Physical Therapists as an adjunct modality within rehabilitation-focused care. A Class 4 physical therapy laser is a high-powered system designed to deliver therapeutic light energy to targeted tissue as part of a broader plan of care that includes therapeutic exercise, manual therapy, and functional rehabilitation.

These laser systems emit concentrated light energy, typically in the red and near-infrared spectrum, with power outputs above 0.5 watts. This higher output allows the light to reach deeper tissue structures such as muscles, tendons, ligaments, and joints—areas commonly addressed during physical therapy treatment. The underlying mechanism, known as photobiomodulation (PBM), involves the interaction of light with cellular processes that may support tissue response and recovery when used appropriately.

Compared to lower-powered Class III laser devices, Class 4 laser systems allow Physical Therapists to treat deeper anatomical regions within practical clinical timeframes, making them well suited for outpatient rehabilitation environments where efficiency and workflow integration are important.

In physical therapy settings, Class 4 laser therapy is commonly used to support tissue response, local circulation, and patient tolerance for movement during rehabilitation. Treatments are non-invasive and drug-free, allowing Physical Therapists to incorporate laser therapy alongside active and passive interventions without disrupting established care plans.

Photobiomodulation therapy—the process by which Class 4 lasers operate—is used in physical therapy as a supportive modality rather than a standalone treatment. By delivering concentrated red and near-infrared light to targeted areas, these systems are integrated into rehabilitation programs focused on supporting functional recovery, improving movement capacity, and aiding rehabilitation without the use of surgery, injections, or pharmaceutical interventions.

Physical therapy clinics choose Class 4 laser therapy systems when they need a modality that aligns with clinical realities, not just technical specifications.

  • Practical integration

    Laser therapy sessions can be delivered efficiently within standard PT visit durations without disrupting patient flow.

  • Support for active rehabilitation

    By supporting comfort and tissue response, laser therapy is commonly used to help patients better participate in therapeutic exercise and functional training.

  • Non-invasive modality

    Laser therapy offers a drug-free, non-invasive option that fits well within conservative care models.

  • Clinic efficiency

    Higher-power systems allow treatment of larger or deeper areas in shorter timeframes compared to low-level alternatives.

Physical Therapists use Class 4 laser therapy differently than other provider types. The focus is not symptom masking, but functional progression and patient-centered outcomes. Laser therapy is often applied to:
    • Support tissue response during rehabilitation phases
    • Improve patient tolerance for movement and loading
    • Assist with inflammation-related symptom management during recovery
    • Complement active and passive therapeutic interventions
Rather than serving as a standalone treatment, laser therapy is typically positioned as a supportive modality within a broader rehabilitation plan.

Ready to Add Class 4 Laser to Your Physical Therapy Practice?

What physical therapists can expect

Efficient session timing:

Laser therapy sessions are typically brief, allowing Physical Therapists to incorporate treatment within standard visit durations without disrupting rehabilitation flow.

Customizable protocols:

Laser parameters can be adjusted to align with different phases of care, supporting both acute and longer-term rehabilitation needs within individualized plans of care.

Seamless integration:

Designed to work alongside therapeutic exercise, manual therapy, and functional training as a complementary modality in physical therapy settings.

Positive patient experience:

Non-invasive, needle-free application supports patient comfort and acceptance during rehabilitation-focused care.

Practice efficiency considerations:

Medray systems are designed to support clinic workflows and patient throughput, including options for hands-free laser delivery that allow therapists to focus on active patient management.

Competitive pricing — no hidden costs

Get the Class 4 laser performance you need—without overpaying.

Medray offers competitive Class 4 laser therapy pricing designed for physical therapy clinics, with clear, straightforward quotes and no inflated markups. Invest in FDA-cleared technology used in rehabilitation settings nationwide—priced to align with real clinic workflows, patient volumes, and long-term practice needs.

Why choose Class 4 lasers for physical therapy clinics?

Our Class 4 laser therapy systems are used by physical therapy clinics nationwide for their durability, performance consistency, and ability to integrate into rehabilitation-focused workflows. Medray Laser & Technology designs FDA-cleared laser systems specifically for physical therapy environments, supporting active rehabilitation, clinical efficiency, and flexible care delivery.

Our Class 4 laser systems for physical therapy feature:

What are the benefits of Class 4 laser therapy in physical therapy care?

Class 4 laser therapy offers a range of practical benefits that make it a commonly used adjunct modality in physical therapy and rehabilitation settings:

Musculoskeletal areas commonly addressed in physical therapy using Class 4 laser therapy

Class 4 laser therapy is used by Physical Therapists as a supportive, non-invasive modality within rehabilitation-focused plans of care. In physical therapy settings, laser therapy is typically integrated alongside therapeutic exercise, manual therapy, and functional training to support tissue response and improve tolerance for movement during rehabilitation.

Below are common anatomical regions where Physical Therapists may incorporate Class 4 laser therapy based on clinical judgment, patient presentation, and rehabilitation goals.

Physical therapy Class 4 laser therapy pricing & purchasing options

Looking for Class 4 laser therapy systems for your physical therapy clinic? Medray offers flexible purchasing options designed to support outpatient rehabilitation environments of varying sizes and care models. We help Physical Therapists evaluate technology based on workflow fit, clinical integration, and long-term operational considerations. Contact us to discuss Class 4 laser therapy pricing and purchasing details tailored to physical therapy settings.

Pricing: Competitive pricing with transparent quotes, tailored to physical therapy clinic needs

Financing: Financing options designed for both small practices and multi-location physical therapy clinics

Technology: Access to Medray’s hands-free laser delivery configurations to support efficient rehabilitation workflows

Consultation: In-clinic demonstrations and virtual consultations to review integration within physical therapy plans of care

Support: Ongoing training, technical support, and maintenance options to promote safe use and long-term system reliability
Common chiropractic conditions treated with class 4 laser therapy such as back pain, inflammation, and joint issues.
Benefits of Class 4 laser therapy in physical therapy including non-invasive treatment and hands-free therapy options

Solutions for modern physical therapy care

Take the next step in advancing your rehabilitation services

Support your physical therapy practice with Class 4 laser therapy designed for rehabilitation-focused care. At Medray, we provide more than just technology—we work with Physical Therapists to support thoughtful integration of laser therapy into active rehabilitation, therapeutic exercise, and patient-centered plans of care.
Whether you’re managing post-operative rehabilitation, addressing musculoskeletal conditions, or evaluating ways to expand your clinic’s modality offerings, Medray Class 4 laser systems are built to complement physical therapy workflows with flexibility, efficiency, and long-term reliability.

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