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How Photobiomodulation Alleviates Pelvic Floor Spasms

ralphzipper
May 18
3 min read

Pelvic floor spasms can be a debilitating condition, affecting many individuals and significantly impacting their quality of life. Traditional treatments often include physical therapy, medications, and sometimes invasive procedures. However, an emerging therapy known as photobiomodulation (PBM) is gaining attention for its potential to alleviate these spasms effectively. This blog post will explore how PBM works, its benefits, and how it can be integrated into treatment plans for those suffering from pelvic floor spasms.


Photorealistic cross‑section of the female pelvis showing a transparent single‑use vaginal wand positioned in the vaginal canal, emitting a soft red–near‑infrared glow into surrounding pelvic floor tissues.

Understanding Pelvic Floor Spasms


Pelvic floor spasms occur when the muscles of the pelvic floor tighten involuntarily. This can lead to a range of symptoms, including:


  • Pain with sitting

  • Pelvic pressure, ache, and pain

  • Pain during intercourse

  • Urinary urgency, frequency, and or incontinence

  • Difficulty or pain with bowel movements

  • Vulvar pain


These spasms can be caused by various factors, including stress, trauma, childbirth, endometriosis, interstitial cystitis, surgery, IBS and other medical conditions. Understanding the underlying causes is important and can help create a plan to not only break the spasm, but may decrease the chance the spasm and symptoms returning after PBM.


The Role of Photobiomodulation


Photobiomodulation is a non-invasive therapy that uses specific wavelengths of light to stimulate cellular function. This therapy has been shown to facilitate muscle relaxation, promote healing, reduce inflammation, and alleviate pain. The mechanism behind PBM involves the absorption of light by chromophores in the cells, leading to increased ATP production, release of nitric oxide, enhanced blood flow, decreased prostaglandin production, and the release of anti-inflammatory mediators.


How PBM Works


  1. Light Penetration: PBM devices emit light in the red and near-infrared spectrum, which can penetrate the skin and reach deeper tissues. However, class IIIB lasers (0.5W) have a limited ability to reach deep tissues.

  2. Cellular Activation: The light is absorbed by mitochondria, the powerhouse of the cell, leading to increased energy production, modulation of cycloxygenase (PGE production) and release of nitric oxide.

  3. Healing Response: This process stimulates a healing response, promoting tissue repair, muscle relaxation, decreased PGE production, and reducing inflammation.


Benefits of Photobiomodulation for Pelvic Floor Spasms


The application of PBM for pelvic floor spasms offers several benefits:


  • Pain Relief: Many patients report significant pain reduction after PBM treatment.

  • Muscle Relaxation: PBM can help relax tight pelvic floor muscles, reducing spasms.

  • Improved Blood Flow: Enhanced circulation can aid in the healing of damaged tissues.

  • Non-Invasive: PBM is a safe and non-invasive alternative to more invasive treatments.

  • Compliance: Compliance is extremely high for PBM (over 80%). In contrast, patients have very low compliance when referred by gynecologists for pelvic floor physical therapy. As few as 20% of such referrals will be complaint and as many as 60% will not return to the gynecologist who made the referral (Woodurn 2021).


Integrating PBM into Treatment Plans


For individuals suffering from pelvic floor spasms, integrating PBM into their treatment plan can be beneficial. Here are some steps to consider:


  1. Diagnose CPP: Before starting PBM therapy, it is essential to do a throrough pelvic examination including examination of the pelvic muscles, identify any CPP associated conditions, and rule out neopasia and infection.

  2. Customized Treatment Plans: Each individual may respond differently to PBM. A tailored treatment plan can optimize results. Consider multimodality treatment and manage underlying triggers and CPP associated disorders.

  3. Choose Validated Device and Method: Should shared decision making result in a choice for PBM, it is important to choose a device and method that has the ability to deliver therapeutic irradiance to the pelvic muscles. Review the published literature for safety and efficacy. If using a device that is not yet cleared by the FDA, make sure that you discuss the rationale and the patient and implement the appropriate documentation and followup (whenever possible, do so under an IRB approved registry or FDA IDE).


Conclusion


Photobiomodulation presents a promising avenue for alleviating pelvic floor spasms, offering a non-invasive and effective treatment option. As research continues to unfold, it is crucial for individuals suffering from this condition to explore PBM as part of a comprehensive treatment plan.


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