نتایج جستجو برای: columellar scar
تعداد نتایج: 14187 فیلتر نتایج به سال:
Background: The retroauricular-temporal or Washio flap has been introduced for reconstruction of partial nose and cheek defects, and has many advantages. We decided to evaluate the extended use of this technique in order to repair full thickness nasal defects. Methods: Superficial temporal and retroauricular arteries are identified with Doppler flowmetry. Selection points A, B, C and D are deli...
BACKGROUND Re-establishing nasal tip projection is one of the main objectives in secondary rhinoplasty. The columellar strut is used as a basic element for support and the septal cartilage graft as the first choice for reconstruction. Nevertheless, the septal cartilage is often missing in this category of patient because of previous surgery, obliging the surgeon to seek a safe, effective, and v...
abstract background: the retroauricular-temporal or washio flap has been introduced for reconstruction of partial nose and cheek defects, and has many advantages. we decided to evaluate the extended use of this technique in order to repair full thickness nasal defects. methods: superficial temporal and retroauricular arteries are identified with doppler flowmetry. selection points a, b, c and d...
A variant of the columellar artery (CoA), also known as the nasal septal branch of the superior labial artery of the facial artery, and its unusual direct anastomosis with the right infraorbital artery were identified in a cadaveric dissection. Numerous variants and distribution patterns of the CoA have been described in the literature. However, an oblique and a third CoA variant that anastomos...
Columella is an important facial component and provides support and projection to the tip of the nose. Columella defects may cause significant aesthetic and functional deformities. We present our case-load of 2007: 61 patients operated in that year had been carried out and concluded. Surgical techniques for the correction of columellar defects were classified as "open tip" and "closed tip". The...
OBJECTIVES/HYPOTHESIS Characterizing the mechanical properties of structural cartilage grafts used in rhinoplasty is valuable because softer engineered tissues are more time- and cost-efficient to manufacture. The aim of this study is to quantitatively identify the threshold mechanical stability (e.g., Young's modulus) of columellar, L-strut, and alar cartilage replacement grafts. STUDY DESIG...
Maxillonasal dysplasia or Binder's syndrome is an uncommon congenital condition characterized by a retruded mid-face with an extremely flat nose. We report here six patients with maxillonasal dysplasia whose noses were corrected with onlay costal cartilage grafts using a combined oral vestibular and external rhinoplasty approach for nasal dorsal augmentation, columellar lengthening, and premaxi...
linear and cord-like burn scar contractures are commonly treated by severing the scar in a transverse direction and skin grafting or performing z-plasties. however, skin grafts may result in suboptimal take and contract gradually and the z-plasty requires undermining flaps in scarred skin which may lead to the distal tip necrosis. in this article the authors present their experience with multip...
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