Pectoralis Major Flap
Pectoralis Major Flap - Related Videos
08:18
Engineered Vascularized Muscle Flap
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Cited by 6 •
2016
To date, thick tissue defects are typically reconstructed by applying autologous tissue flaps or engineered tissues. In this protocol, we present a new method for engineering vascularized tissue flap bearing an autologous pedicle, to serve as a substitute to autologous flaps.
07:57
An Experimental Human DIEP Flap Model to Investigate Preservation Strategies for Vascularized Composite Allografts and Free Flaps
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2025
This protocol describes the surgical technique for harvesting a human perforator flap model based on the deep inferior epigastric artery pedicle, intended for experimental research.
09:18
Clark Y-14 Wing Performance: Deployment of High-lift Devices (Flaps and Slats)
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2023
Source: David Guo, College of Engineering, Technology, and Aeronautics (CETA), Southern New Hampshire University (SNHU), Manchester, New Hampshire A wing is the major lift-generating apparatus in an airplane. Wing performance can be further enhanced by deploying high-lift devices, such as flaps (at the trailing edge) and slats (at the leading edge) during takeoff or landing. In this experiment, a wind tunnel is utilized to generate certain airspeeds, and a Clark Y-14 wing with a flap and slat...
10:10
A Model of Free Tissue Transfer: The Rat Epigastric Free Flap
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Cited by 23 •
2017
This paper describes the steps required to raise a fasciocutaneous epigastric free flap and transfer it to the neck in the rat.
08:08
Major Components of the Light Microscope
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2008
The light microscope is a basic tool for the cell biologist, who should have a thorough understanding of how it works, how it should be aligned for different applications, and how it should be maintained as required to obtain maximum image-forming capacity and resolution. The components of the microscope are described in detail here.
FAQs
The pectoral branch of the thoracoacromial artery provides the principal vascular basis for the tissue transferred with the flap. Preserving this blood supply allows the skin, subcutaneous tissue, and muscle to remain perfused after rotation into the defect. This vascular continuity is central to using the flap for coverage of structures that require dependable soft-tissue protection.
Including muscle with skin and subcutaneous tissue gives the reconstruction more than surface coverage. The muscle can occupy cavities and reduce dead space, while the overlying tissues cover exposed vessels, bone, or implants. This composite structure also permits coverage of aerodigestive tract repairs, where a substantial, vascularized tissue layer may be needed.
Its proximity to defects in the head, neck, and upper thorax and its reliable vascularity make it useful when free-tissue transfer is unsuitable. The flap can reach adjacent wounds without requiring transfer of tissue from a distant site. In this setting, its regional anatomy offers a practical reconstructive option for restoring coverage and filling tissue deficits.
The tissue remains connected to its vascular pedicle while being moved from the chest toward an adjacent wound. Rotation around that maintained blood supply brings the flap into the recipient area without interrupting its principal arterial inflow. This relationship between mobility and preserved perfusion enables coverage of defects in neighboring anatomical regions.
The procedure requires selecting chest tissue appropriate for the defect, maintaining the flap's vascular connection, and rotating the tissue into the wound. Once positioned, the flap can cover exposed structures, fill dead space, or reinforce an aerodigestive repair. The specific reconstructive goal determines how the available muscle and soft tissue are used.
Applications include wounds after tumor removal or infection, exposed vessels, exposed bone, implant coverage, and aerodigestive tract repairs. The flap can also fill dead space created when diseased tissue is removed. These uses reflect its ability to provide vascularized tissue for both protective coverage and volume replacement in the head, neck, and upper thorax.