Medial Epicanthoplasty Using a Lower Palpebral Margin Incision Combined With a Tiny Triangular Flap

Author(s):  
Fan Yang ◽  
Jiaqi Zhang ◽  
Congmin Gu ◽  
Wen Chen
Keyword(s):  
2010 ◽  
Vol 3 (2) ◽  
pp. 81-86 ◽  
Author(s):  
Eric Meyer ◽  
Alan Seyfer

Clefts of the lip and palate are among the most common congenital malformations. A unilateral deformity is the most common type of cleft, but even within this subgroup there is a great deal of variety due to the accompanying severe distortion of the upper lip, cheek, nose, and maxilla. To repair such a variety of clefts with good aesthetic results, several general incisional approaches should be mastered along with a variety of subtle techniques that improve the end product. The most common repair utilized in America is the Millard rotation-advancement technique. This is partly due to the perceived superiority in results compared with other repairs and the ease with which this repair can be taught to residents. This repair places the scar along an artificial philtral column and is often quite sufficient in small clefts. Unfortunately, adoption of this “one size fits all” approach can limit the arsenal of the surgeon facing the vast array of differing cleft lip deformities. For example, the modified triangular flap, or Tennison-Randall repair, can be of value when presented with the wider unilateral cleft lip. In an effort to not only demonstrate that excellent results can be achieved when incisional patterns (Millard and Tennison) are used appropriately (small versus large clefts), we compared the results of two types of repairs, performed by a single surgeon over a period of 30 years. In addition, a variety of subtle techniques are reviewed to assist in obtaining excellent aesthetic results for any size repair.


2012 ◽  
Vol 256-259 ◽  
pp. 71-74
Author(s):  
Yan Bo Zhang ◽  
Er Qiang Li ◽  
Jia Wei Liu ◽  
Xin Jia Leng ◽  
Wen Guo Li

As mining process in the Mechanized mining face, making it easy come with flap top[1] along the the upward and downward entries. In this paper, through the use of carbon dioxide cannon, we do pre-split blasting experiment on triangular flap top in mechanized mining face, exploring an effective solution to a large area of goaf flap top suddenly breaking down, with the hurricane caused damage and fan-out of toxic and harmful gases, to achieve the purpose of production safety.


2009 ◽  
Vol 46 (3) ◽  
pp. 299-304 ◽  
Author(s):  
Tara Lynn Stewart ◽  
David M. Fisher ◽  
Jaret L. Olson

Objective: A complication following cleft palate surgery is the development of oronasal fistulas. Despite recent advances aimed at addressing this concern, rates of postoperative fistulas have remained unchanged and are reported at between 3% and 60%. Oronasal fistulas commonly occur between the hard and soft palate and at the anterior portion of the cleft. These fistulas lead to functional problems with nasal emission, hypernasal speech, and food regurgitation through the nose. For clefts of the secondary palate, we developed a modification of the Von Langenbeck technique in which an anterior triangular flap is used to decrease the incidence of postoperative fistulas. Method: A triangular flap composed of oromucosa was designed for isolated clefts of the secondary palate only. It is based at the anterior margin of the cleft and is used as a turnover flap to allow closure of the often very tight anterior nasal side. A retrospective chart analysis was performed from 2000 to 2007. All patients who had isolated clefts of the secondary palate and had undergone a modified Von Langenbeck procedure were included in the study. Patients were evaluated 4 to 8 weeks postoperatively for the presence of oronasal fistulas. Results: With the introduction of the anterior triangular flap, we show that 0 of 182 patients developed a postoperative oronasal fistula. Conclusions: This modification of the standard Von Langenbeck uses an anterior triangular flap and confers the advantage of assisting in nasal side closure of the anterior margin of the cleft; in doing so, it reduces the rate of fistula formation.


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