Assessment of mathematical model for elliptical excision: solving the doubt about vertex angle and predicting postoperative wound length

Abstract Background Elliptical excision is the most commonly used method for small benign tumour excision and primary closure. However, elliptical excision remains the topic of debate. The aim of this study was to explore the relationship among postoperative incision, vertex angle, and the length an...

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Main Authors: Rifeng Zou, Feng Lin, Chunyu Hao, Dapeng Zhou, Jiulong Liang, Hongyi Wang
Format: Article
Language:English
Published: BMC 2023-10-01
Series:BMC Surgery
Subjects:
Online Access:https://doi.org/10.1186/s12893-023-02234-w
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author Rifeng Zou
Feng Lin
Chunyu Hao
Dapeng Zhou
Jiulong Liang
Hongyi Wang
author_facet Rifeng Zou
Feng Lin
Chunyu Hao
Dapeng Zhou
Jiulong Liang
Hongyi Wang
author_sort Rifeng Zou
collection DOAJ
description Abstract Background Elliptical excision is the most commonly used method for small benign tumour excision and primary closure. However, elliptical excision remains the topic of debate. The aim of this study was to explore the relationship among postoperative incision, vertex angle, and the length and width of fusiform excision through a mathematical model. Methods We collected data from fusiform circle excisions performed at the author’s hospital (101 cases). The measured values were applied to the mathematical model formula for statistical analysis. Results The functional relationships among the length, width, arc, and angle of the fusiform circle were obtained. The mean apical tangent angle was 100.731°±15.782°, and the mean apical inner angle was 50.366°±7.891°. There was no significant difference between the preoperatively designed arc length preoperative and the postoperative incision length (P < 0.001). The apical vertex push-out distance equals half of the value of the fusiform length subtracted from arc. Conclusions The mathematical model can be used to design the incision for ellipse fusiform excision to predict the final wound length.
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spelling doaj.art-1e4903eec9df47d6aba2a9ec03b1a9202023-10-29T12:12:56ZengBMCBMC Surgery1471-24822023-10-012311710.1186/s12893-023-02234-wAssessment of mathematical model for elliptical excision: solving the doubt about vertex angle and predicting postoperative wound lengthRifeng Zou0Feng Lin1Chunyu Hao2Dapeng Zhou3Jiulong Liang4Hongyi Wang5Department of Burn and Plastic, General Hospital of Northern Theater CommandDepartment of Burn and Plastic, General Hospital of Northern Theater CommandDepartment of Burn and Plastic, General Hospital of Northern Theater CommandDepartment of Burn and Plastic, General Hospital of Northern Theater CommandDepartment of Burn and Plastic, General Hospital of Northern Theater CommandDepartment of Burn and Plastic, General Hospital of Northern Theater CommandAbstract Background Elliptical excision is the most commonly used method for small benign tumour excision and primary closure. However, elliptical excision remains the topic of debate. The aim of this study was to explore the relationship among postoperative incision, vertex angle, and the length and width of fusiform excision through a mathematical model. Methods We collected data from fusiform circle excisions performed at the author’s hospital (101 cases). The measured values were applied to the mathematical model formula for statistical analysis. Results The functional relationships among the length, width, arc, and angle of the fusiform circle were obtained. The mean apical tangent angle was 100.731°±15.782°, and the mean apical inner angle was 50.366°±7.891°. There was no significant difference between the preoperatively designed arc length preoperative and the postoperative incision length (P < 0.001). The apical vertex push-out distance equals half of the value of the fusiform length subtracted from arc. Conclusions The mathematical model can be used to design the incision for ellipse fusiform excision to predict the final wound length.https://doi.org/10.1186/s12893-023-02234-wElliptical excisionMathematical modelFinal wound length
spellingShingle Rifeng Zou
Feng Lin
Chunyu Hao
Dapeng Zhou
Jiulong Liang
Hongyi Wang
Assessment of mathematical model for elliptical excision: solving the doubt about vertex angle and predicting postoperative wound length
BMC Surgery
Elliptical excision
Mathematical model
Final wound length
title Assessment of mathematical model for elliptical excision: solving the doubt about vertex angle and predicting postoperative wound length
title_full Assessment of mathematical model for elliptical excision: solving the doubt about vertex angle and predicting postoperative wound length
title_fullStr Assessment of mathematical model for elliptical excision: solving the doubt about vertex angle and predicting postoperative wound length
title_full_unstemmed Assessment of mathematical model for elliptical excision: solving the doubt about vertex angle and predicting postoperative wound length
title_short Assessment of mathematical model for elliptical excision: solving the doubt about vertex angle and predicting postoperative wound length
title_sort assessment of mathematical model for elliptical excision solving the doubt about vertex angle and predicting postoperative wound length
topic Elliptical excision
Mathematical model
Final wound length
url https://doi.org/10.1186/s12893-023-02234-w
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