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(Venous
Ulcer continued)
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Treatment: |
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The
treatment goals for venous ulcers are first and
foremost to decrease tissue edema with compression
therapy followed by healing of the ulcer, control of
pain and prevention of recurrence, the latter by
controlling edema. Local care to the ulcer includes
optimizing the healing environment. Initiation of
moist wound healing while minimizing infection risk,
and environmental insults is the standard of care. As
with any tissue ulcer, debridement of necrotic tissue
along with control of exudates is necessary. A
variety of hydrogels and alginates are used. |
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Several studies using skin substitutes
have shown positive results at improving healing when
added to a standard compression. Since matrix
components and growth factors appear to be missing and
tissue fluid further impairs healing, the addition of
matrix components, by the application of a tissue
engineered wound matrix, has been shown to be
beneficial in the healing process. |
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The addition of growth factors in
the form of platelet derived growth factor
becaplermin have been shown to stimulate wound
healing in the diabetic ulcer. In addition, the
use of dermal components have been shown to also
improve healing. A wound matrix such as OASIS®
wound matrix dressing will provide important
biologically active matrix components to the
diabetic ulcer including growth factors.
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Figure 5:
Non-healing Venous Ulcer |
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Non-healing
clean stais ulcer open for a year despite
provisions of standard care. |
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Figure 6:
Treatment with Bioactive Wound Matrix |
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The initial
OASIS®
wound matrix was incorporated into the wound.
Healthy granulation tissue was formed. |
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