Blepharoplasty and Eyelid Reconstruction

2021 ◽  
Author(s):  
Alisha Kamboj ◽  
Ali Mokhtarzadeh

A mastery of facial and eyelid anatomy is paramount to perform oculoplastic surgery safely and successfully. An understanding of periocular structures, vasculature, and innervation highlights the delicate relationship between form and function, which establishes the foundation for cosmetic and reconstructive procedures. This knowledge, coupled with an appreciation for the patient’s goals – both functional and aesthetic – and expectations for the outcome of surgery allows one to complete an effective, multidimensional pre-operative assessment encompassing patient selection, history, physical examination, and ancillary testing. Ultimately, the synthesis of these principles guides the selection and execution of appropriate and efficacious surgical technique for blepharoplasty and eyelid reconstruction. This review contains 15 figures and 28 references Keywords: Eyelid anatomy, Eyelid crease, Eyelid margin, Canthal tendons, Lacrimal system, Blepharoplasty, Tenzel flap, Hughes flap, Cutler-Beard procedure, Canthotomy and cantholysis

2021 ◽  
Author(s):  
Alisha Kamboj ◽  
Ali Mokhtarzadeh

A mastery of facial and eyelid anatomy is paramount to perform oculoplastic surgery safely and successfully. An understanding of periocular structures, vasculature, and innervation highlights the delicate relationship between form and function, which establishes the foundation for cosmetic and reconstructive procedures. This knowledge, coupled with an appreciation for the patient’s goals – both functional and aesthetic – and expectations for the outcome of surgery allows one to complete an effective, multidimensional pre-operative assessment encompassing patient selection, history, physical examination, and ancillary testing. Ultimately, the synthesis of these principles guides the selection and execution of appropriate and efficacious surgical technique for blepharoplasty and eyelid reconstruction. This review contains 15 figures and 28 references Keywords: Eyelid anatomy, Eyelid crease, Eyelid margin, Canthal tendons, Lacrimal system, Blepharoplasty, Tenzel flap, Hughes flap, Cutler-Beard procedure, Canthotomy and cantholysis


Author(s):  
Elavenil Panneerselvam ◽  
Poornima Ravi ◽  
B. Sasikala

AbstractFractures of the Zygomatico Maxillary complex result in cosmetic deformity as well as functional deficits such as altered vision, restricted mouth opening and paresthesia. Accurate restitution of the form and function of the ZMC is challenging because of its multipoint- articulation within the cranio facial skeleton and the difficulty involved in intra-operative assessment of reduction at all articulations. Management of ZMC fractures is unique; (1) The approaches used for reduction may be different from those for fixation (2) Lack of complete visualization of fracture predisposes to over or under reduction resulting in sub optimal outcomes (3) Philosophies of fixation and stabilization are numerous and debatable.With advancements in the imaging technology, armamentarium and refinement of approaches to fracture, there is an emerging trend towards achieving utmost precision in reduction and fixation with minimally invasive surgical principles. This chapter aims at elaborating the biodynamics of ZMC fractures, the evolution of various techniques for reduction & fixation along with their rationale and finally the cutting-edge technology in management of fractured ZMC.


Author(s):  
Patricia G. Arscott ◽  
Gil Lee ◽  
Victor A. Bloomfield ◽  
D. Fennell Evans

STM is one of the most promising techniques available for visualizing the fine details of biomolecular structure. It has been used to map the surface topography of inorganic materials in atomic dimensions, and thus has the resolving power not only to determine the conformation of small molecules but to distinguish site-specific features within a molecule. That level of detail is of critical importance in understanding the relationship between form and function in biological systems. The size, shape, and accessibility of molecular structures can be determined much more accurately by STM than by electron microscopy since no staining, shadowing or labeling with heavy metals is required, and there is no exposure to damaging radiation by electrons. Crystallography and most other physical techniques do not give information about individual molecules.We have obtained striking images of DNA and RNA, using calf thymus DNA and two synthetic polynucleotides, poly(dG-me5dC)·poly(dG-me5dC) and poly(rA)·poly(rU).


2011 ◽  
Author(s):  
Scott Fluke ◽  
Russell J. Webster ◽  
Donald A. Saucier

2013 ◽  
Author(s):  
Joshua Wilt ◽  
William Revelle

Author(s):  
Barbara Schönig

Going along with the end of the “golden age” of the welfare state, the fordist paradigm of social housing has been considerably transformed. From the 1980s onwards, a new paradigm of social housing has been shaped in Germany in terms of provision, institutional organization and design. This transformation can be interpreted as a result of the interplay between the transformation of national welfare state and housing policies, the implementation of entrepreneurial urban policies and a shift in architectural and urban development models. Using an integrated approach to understand form and function of social housing, the paper characterizes the new paradigm established and nevertheless interprets it within the continuity of the specific German welfare resp. housing regime, the “German social housing market economy”.


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