نتایج جستجو برای: nasal cartilages
تعداد نتایج: 45013 فیلتر نتایج به سال:
in crooked noses, the lateral walls are different in shape and symmetry. although the septum is very important to obtain a straight nose, identical and symmetrical lateral walls are needed for a straight looking nasal dorsum. as well as the septum, lateral walls also contribute in nasal skeletal support and stability. thus, obtaining identical and symmetrical lateral walls is important. in orde...
OBJECTIVE To define the modulus of elasticity for nasal septum, auricular, upper lateral, and lower lateral cartilages. METHODS Prospective enrollment of sequential patients undergoing septorhinoplasty. Test samples were obtained through routine surgical interventions using atraumatic harvesting techniques. The modulus of elasticity was determined using a customized biomechanical testing devi...
Nasal reconstruction is currently performed using autologous grafts provides but is limited by donor site morbidity, tissue availability and potentially graft failure. Additionally, current alternative alloplastic materials are limited by their high extrusion and infection rates. Matching mechanical properties of synthetic materials to the native tissue they are replacing has shown to be import...
UNLABELLED Nasal tip ptosis ("drooping" or long nose) occurs when the tip of the nose is more caudal than what is deemed ideal. Intrinsic factors, such as elongated or caudally-rotated lower lateral cartilages, can lead to nasal tip ptosis. Extrinsic factors, such as elongated upper lateral cartilages or excessive caudal anterior septum and heavy nasal skin, can push the nasal tip caudally and ...
Horizontal mattress sutures have previously been shown to remove unwanted bulbosity and convexity of nasal tip cartilages. The purpose of this study was to extend that concept by investigating the universal applicability of the horizontal mattress suture to change and control the curvature (e.g., convexity or concavity) of a wide variety of nasal cartilages and warped cartilage grafts. The hori...
Horizontal mattress sutures have previously been shown to remove unwanted bulbosity and convexity of nasal tip cartilages. The purpose of this study was to extend that concept by investigating the universal applicability of the horizontal mattress suture to change and control the curvature (e.g., convexity or concavity) of a wide variety of nasal cartilages and warped cartilage grafts. The hori...
OBJECTIVES/HYPOTHESES Nasal bone length is commonly referenced in the rhinoplasty literature. It has been suggested that short nasal bone length may predispose one to a greater risk of middle vault collapse after rhinoplasty. However, there are limited data available on what constitutes the normal dimensions of these pertinent structures of the nasal sidewall. In addition, no data exist on the ...
OBJECTIVES To describe an alar cartilage-modifying technique aimed at decreasing nasal tip projection in cases with overdeveloped alar cartilages and to compare it with other deprojection techniques used to correct such deformity. DESIGN Selected case series. SETTINGS University and private practice settings in Alexandria, Egypt. PATIENTS Twenty patients presenting for rhinoplasty who had...
OBJECTIVES To quantify the changes in the strength of nasal tip support associated with various surgical modifications and to identify the procedures that best maintain or augment tip support. DESIGN Case study in 2 phases. Phase 1 included 10 patients undergoing primary rhinoplasty, 5 undergoing secondary rhinoplasty, and 5 control patients. Fresh cadavers were used in phase 2. A purpose-bui...
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