Principles of Microvascular Surgery.
Principles of Microvascular Surgery.
Principles of Microvascular Surgery.
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Laser anastomosis<br />
• Tissue welding may be d/t simply heat generated<br />
by the laser energy or wavelength dependent.<br />
• The us <strong>of</strong> photosensitizing dyes makes low<br />
energy discharges possible - minimal collateral<br />
tissue damage.<br />
• To date - still investigational -<br />
» Aneurysm formation.<br />
» Low breaking and tensile<br />
strength in the early post<br />
operative period.<br />
» Cost.<br />
Monitoring perfusion<br />
• Free flap success is enhanced by the rapid<br />
identification and salvage <strong>of</strong> failing flaps.<br />
• Clinical assessment -<br />
» Skin color.<br />
» Temperature.<br />
» Capillary refill<br />
» Pinprick testing.<br />
• Devices to monitor blood flow should be -<br />
» highly reliable.<br />
» Simple to operate and interpret.<br />
» Inexpensive.<br />
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