Biodynamic Excisional Skin Tension (BEST) Lines Revisiting Langer’s Lines, Skin Biomechanics


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Researchers have developed a device that in one step can quickly and non-invasively measure skin tension lines, according to an article published online February 5, 2019, in the Elsevier journal Acta Biomaterialia. Human skin exhibits anisotropy largely due to collagen and elastin fiber alignment in the dermis.


64. Skin Tension Lines Definition Origin Types خطوط الشد الجلدية YouTube

Skin tension lines reflect internal tension within the skin and are mainly produced by the connective tissue of the dermis, superimposed by external tension.


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Definition This section has been translated automatically. Lines of skin of equal tension in interaction with the muscles. Their course depends on the patient's age, nutritional status, general condition and possibly anatomical peculiarities. In the face, skin tension lines follow the mimic muscles.


Body Skin Tension Lines Anatomy Pinterest Anatomy

Skin tension lines, also known as Langer's lines or lines of cleavage, are linear clefts in the skin that indicate the direction of orientation of the underlying collagen fibers. If the skin is disrupted parallel to the long axis of the fibers, the wound tends to reapproximate.


Biodynamic Excisional Skin Tension (BEST) Lines Revisiting Langer’s Lines, Skin Biomechanics

Langer lines run in the direction of the underlying collagen fibers (least skin tension) and play an important diagnostic role for some exanthematous skin diseases. In the thoracodorsal region, the distribution of the Langer lines gives rise to what is referred to as a 'Christmas tree pattern'.


Biodynamic excisional skin tension lines for surgical excisions untangling the science

Relaxed Skin Tension Lines (RSTL) After Cox and Bulacio replicated Langer's study, albeit with slightly different results, Rubin attempted to understand the relaxed tension lines of the face. Rubin presented a paper on skin tension lines, describing his method of making an imprint of facial skin lines using a chemical-coated paper.


Biodynamic excisional skin tension lines for surgical excisions untangling the science

Methods: Following studies on BEST lines elsewhere on the body, the author investigated BEST lines on the lower limb. Using a specially designed tensiometer, inherent skin tension (pretension) and wound-closing tension were studied along with the force needed to bring the wound edges together after excision of a lesion in 23 cases with defects ranging from 1.5 to 4.5 cm in diameter.


Biodynamic Excisional Skin Tension (BEST) Lines Revisiting Langer’s Lines, Skin Biomechanics

Figure: Representative minimal skin tension lines - MSD Manual Professional Edition. Professional /. Figures /. Representative minimal skin tension lines. Representative minimal skin tension lines. Direction of force is along each line. Cuts perpendicular to these lines are thus under greatest tension and most likely to widen.


The Principles of Skin Suturing

Langer's lines, Langer lines of skin tension, or sometimes called cleavage lines, are topological lines drawn on a map of the human body. They are parallel to the natural orientation of collagen fibers in the dermis, and generally perpendicular to the underlying muscle fibers.


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Skin tension lines are natural lines of tension that occur within the skin as a result of growth and remodeling mechanisms. Researchers have been aware of their existence and their.


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Skin tension lines are natural lines of tension that occur within the skin as a result of growth and remodeling mechanisms. Researchers have been aware of their existence and their surgical implications for over 150 years.


Image Gallery Surgical Tension Lines Clinician's Brief

Surgical literature is inundated with references to Langer's Lines, Cleavage Lines, Wrinkle Lines and Skin Tension Lines. The author undertakes a detailed literature review to understand the.


koshaspa on Instagram What are lines of skin tension and why they are important? Skin tension

Skin tension lines (STLs) are the result of a complex interaction between internal and external factors involving the skin. The intrinsic framework, which consists of elastin and collagen,.


6 A) Skin tension lines of the body surface. B) Schematic... Download Scientific Diagram

An awareness of skin tension lines is essential when excising masses or closing wounds. Failure to identify tension lines can result in incision dehiscence, skin necrosis, or even creation of a biological tourniquet on a limb. Skin in different regions of the body has varying pliability, thickness, and attachments to underlying fascia.


Biodynamic excisional skin tension lines for surgical excisions untangling the science The

Skin tension lines essentially refer to the direction of maximal skin tension at different body sites. They reflect internal tension within the skin due to connective tissue (e.g. collagen) within the dermis. There are different types of skin tension lines.


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The concept of skin tension lines is widely attributed to the studies of Langer, who used a round-tipped awl to create defects in cadaveric skin and then observed the elongation of these circular defects due to the underlying wound tension 3. Langer perhaps never intended these lines as surgical excisional lines, even though surgeons all over.