VETMEDIX Case Study | Application of High-Power Laser Therapy in the Treatment of Extensive Purulent Infection Following Bite Wounds

Introduction

After sustaining bite wounds, small animals are prone to developing extensive purulent ulcerative infections, characterized by increased purulent discharge, severe localized pain, impaired blood circulation, and tissue necrosis. Inadequate wound management may lead to infection spread, deep tissue damage, delayed healing, or even limb dysfunction, severely affecting mobility and overall quality of life.

High-power laser therapy, as an advanced modality in veterinary clinical practice for wound infection repair and pain management, provides a novel solution for extensive purulent infections following bite injuries. With advantages including precise targeting, non-invasive application, high safety, strong antibacterial effects, and accelerated tissue repair, this veterinary laser therapy machine offers significant clinical value.

By improving local blood circulation, promoting drainage of purulent exudate, facilitating removal of necrotic tissue, and enhancing oxygen and nutrient supply to the wound bed, the laser therapy device creates optimal conditions for wound healing. Simultaneously, it effectively suppresses inflammatory responses, alleviates pain, accelerates granulation tissue formation, and reduces the risk of limb dysfunction.

This case study documents the complete rehabilitation process of a Ragdoll cat suffering from extensive purulent ulcerative infection of the hind limb after a bite wound, treated using the VETMEDIX high-power therapy laser. The case provides a clear demonstration of how veterinary laser therapy helps control infection, relieve pain, accelerate wound healing, improve limb mobility, and support a rapid return to normal daily life.

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01

Case Information

Name: Maomao
Sex: Female
Breed: Ragdoll cat
Weight: 3.2 kg
Medical History: None
Chief Complaint: Extensive purulent ulcerative infection with foul odor following a bite wound to the hind limb

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02

Diagnostic Result

Purulent Infection

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03

VETMEDIX High-Power Laser Therapy Protocol

Treatment Period: July 19–25, 2025
Total Sessions: 6 laser therapy sessions
Treatment Mode: Preset protocol mode — Cat / Acute / Skin / 10 cm²
Adjunctive Therapy: Topical application of Bailing Jinfang
Treatment Technique: Using a standard treatment handpiece, performing a sweeping motion over the left hind limb from the hip joint to the femoral head, and over the lateral tibia and fibula of the right hind limb

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04

Treatment Outcome

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05

Case Review

Short-Term Recovery:
A veterinary team at Youjia Animal Hospital implemented a VETMEDIX high-power veterinary laser therapy protocol for the Ragdoll cat presenting with extensive purulent infection following a bite wound. After treatment, purulent discharge at the wound site gradually decreased, and local signs of redness, swelling, heat, and pain resolved rapidly. Infection spread was effectively controlled, the wound surface became progressively dry, and healing advanced steadily.

Long-Term Follow-Up:
Follow-up examinations after discharge confirmed complete wound healing, with full resolution of infection. No complications such as skin adhesion, secondary infection, or excessive scar formation were observed. The cat demonstrated normal limb mobility, with no activity limitations due to pain or wound discomfort. Appetite and mental status remained stable, and the patient fully returned to normal daily activity.

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Conclusion

This case clearly demonstrates the clinical value of VETMEDIX high-power veterinary laser therapy machines in the treatment of extensive purulent infections following bite wounds in small animals. Utilizing photobiomodulation (PBM) technology, this laser therapy device improves local blood supply, promotes absorption of infectious exudates, reduces inflammatory responses, and suppresses infection progression. It not only rapidly alleviates acute infection symptoms but also reduces the risk of long-term complications, significantly shortens recovery time, and provides a safe, efficient, and wound-appropriate therapeutic option for managing traumatic infections in companion animals.