Another Look at Wound Guru!!!

Wound Guru!!!

Take a look at Wound Guru http://youtu.be/KevzI_kC7KM . This is a great website concept for all wound care professionals. Enjoy!

Pulse Lavage for Full Thickness Wounds

Matt, a question for you: Have you had any experiences with pulse lavage therapy as a treatment for wounds? In particular, stage III and IV wounds. If so, what are your thoughts on the therapy?

K, I have a lot of experience with pulse lavage in deep full thickness wounds (mostly in the early 2000s). I believe that pulse lavage has lost favor related to the high risk for spreading microorganisms via water droplets that inevitably spray back out of the wound. Two other developments have lead to the reduction in pulse lavage use including VAC instill (NPWT) and Celleration Mist therapies.  That being said pulse lavage does have a place in the care of patient’s if the wound is grossly contaminated (say status post traumatic injury to flush debris).

I would review the goals that you expect to achieve when treating the patient with pulse lavage. Typically, pulse lavage helps to reduce slough and clean a contaminated wound bed.  Depending on your goals I think there are better solutions. To reduce or loosen slough in high draining wounds I recommend DrawTex (SteadMed). If you fear contamination (and in a hospital setting) I would recommend VAC instill with Microcyn as the irrigant. If the patient is at an ECF, Home Care, or being seen at a wound clinic I would consider going with our classic antimicrobial silver (We use a ton of Silvadene) , but opt for an silver alginate if the patient can’t get the dressing changed daily.

Thanks again for the question,

Matthew

Negative Pressure Wound Therapy (NPWT) Contraindications and Risk Factors

Table 1: NPWT is contraindicated for these wound types/conditions:
  • necrotic tissue with eschar present
  • untreated osteomyelitis
  • non-enteric and unexplored fistulas
  • malignancy in the wound
  • exposed vasculature
  • exposed nerves
  • exposed anastomotic site
  • exposed organs

Table 2: Patient risk factors/characteristics to consider before NPWT use:
  • patients at high risk for bleeding and hemorrhage
  • patients on anticoagulants or platelet aggregation inhibitors
  • patients with:
    • friable vessels and infected blood vessels
    • vascular anastomosis
    • infected wounds
    • osteomyelitis
    • exposed organs, vessels, nerves, tendons, and ligaments
    • sharp edges in the wound (i.e. bone fragments)
    • spinal cord injury (stimulation of sympathetic nervous system)
    • enteric fistulas
  • patients requiring:
    • MRI
    • Hyperbaric chamber
    • Defibrillation
  • patient size and weight
  • use near vagus nerve (bradycardia)
  • circumferential dressing application
  • mode of therapy- intermittent versus continuous negative pressure

FDA Safety Communication: UPDATE on Serious Complications Associated with Negative Pressure Wound Therapy Systems

Date Issued: February 24, 2011

Retrieved: http://www.fda.gov/MedicalDevices/Safety/AlertsandNotices/ucm244211.htm

Pressure Ulcer Evidence Based Treatment Pathway

This Pressure Ulcer Evidence Based Treatment Pathway is based from documents such as the NPUAP/EPUAP and WOCN guidelines. I have revised them in a time related format that is based on predictive modeling evidence.

Week 1 Pressure Ulcer Evidence Based Treatment Pathway

  1. Relieve Pressure                              Support Surfaces / Other Offloading Devices
  2. Manage Infection                            Culture / Antimicrobials
  3. Remove Avascular tissue              Debride (Leave heel wounds intact unless infected)
  4. Optimize Nutrition                          Pre-albumen / Dietary consultation
  5. Control Moisture                             Absorbent dressing
  6. Reduce Healing Delays                  Treat Co-morbid Conditions
  7. Fill Dead Space                                  Fill to volume of wound (Don’t over pack)
  8. Resolve aggravating conditions  Treat friction, shear, moisture, and incontinence
  9. Sponsor Granulation                      Consider NPWT

Week 4 Pressure Ulcer Evidence Based Treatment Pathway – If the pressure ulcer heals less than 75% over the first 4 weeks* then consider the following adjunctive therapies or treatments:

  1. Sponsor Granulation                      NPWT (Revisit use if not previously ordered)
  2. Fill volume                                          Apply Dermal substitutes
  3. Revise tissue                                      Surgical Intervention
  4. Treat Chronic Conditions              Debride and Treat with Collagen

10 Week Benchmark: The median days to healing is 73 days for large (>4cm2) ulcers¹.

* Note: Wounds that did not decrease in area by 77% after 4 weeks were significantly less likely to  heal² (a 75% closure rate at 4 weeks was selected due to wound measurement conventions)

Sources

  1. Bergstrom et al., 2008.  NPUAP & EPUAP. Prevention and treatment of pressure ulcers: clinical practice guideline. Washington DC: National Pressure Ulcer Advisory Panel; 2009. Pg 54.
  2. Van Rijswijk L. Full-thickness pressure ulcers: patient and wound healing characteristics. Decubitus. 1993;6:16–2
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