Near-infrared Spectroscopy-guided Flap Delay: For Flap Training and Timing of Pedicle Division

Staged pedicled flaps continue to be a safe and effective technique for reconstructing complex wounds when free tissue transfer is not possible. To induce ischemic preconditioning, serial cross-clamping of the pedicle is performed, which is also known as flap training. Current protocols for flap tra...

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Main Authors: Sally SJ Chan, Chong H Pek, Yijun Wu, Yuan Kong, Wei M Ho, Jolie JY Hwee
Format: Article
Language:English
Published: Japan Society of Plastic and Reconstructive Surgery 2025-01-01
Series:Journal of Plastic and Reconstructive Surgery
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Online Access:https://www.jstage.jst.go.jp/article/jprs/4/1/4_2023-0063/_pdf/-char/en
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author Sally SJ Chan
Chong H Pek
Yijun Wu
Yuan Kong
Wei M Ho
Jolie JY Hwee
author_facet Sally SJ Chan
Chong H Pek
Yijun Wu
Yuan Kong
Wei M Ho
Jolie JY Hwee
author_sort Sally SJ Chan
collection DOAJ
description Staged pedicled flaps continue to be a safe and effective technique for reconstructing complex wounds when free tissue transfer is not possible. To induce ischemic preconditioning, serial cross-clamping of the pedicle is performed, which is also known as flap training. Current protocols for flap training are based on arbitrary schedules of progressively increasing periods of ischemia. We describe a simple, safe, and reproducible technique of using near-infrared spectroscopy to objectively guide the process of pedicle cross-clamping and aid in determining the optimal timing for flap division. This technique enables surgeons to adopt a more aggressive clamping schedule based on objective parameters, tailors the clamping schedule to the physiologically tolerable limits of each flap, and allows for early flap division. The principles, feasibility, and advantages of using near-infrared spectroscopy to guide pedicled flap training and early flap division are discussed.
format Article
id doaj-art-4da50f51560c401db83d61237e256efc
institution Kabale University
issn 2436-259X
language English
publishDate 2025-01-01
publisher Japan Society of Plastic and Reconstructive Surgery
record_format Article
series Journal of Plastic and Reconstructive Surgery
spelling doaj-art-4da50f51560c401db83d61237e256efc2025-02-03T00:52:48ZengJapan Society of Plastic and Reconstructive SurgeryJournal of Plastic and Reconstructive Surgery2436-259X2025-01-014157602023-0063Near-infrared Spectroscopy-guided Flap Delay: For Flap Training and Timing of Pedicle DivisionSally SJ Chan0Chong H Pek1Yijun Wu2Yuan Kong3Wei M Ho4Jolie JY Hwee5Division of Plastic, Reconstructive and Aesthetic Surgery, Department of General Surgery, Khoo Teck Puat HospitalDivision of Plastic, Reconstructive and Aesthetic Surgery, Department of General Surgery, Khoo Teck Puat HospitalDivision of Plastic, Reconstructive and Aesthetic Surgery, Department of General Surgery, Khoo Teck Puat HospitalDivision of Plastic, Reconstructive and Aesthetic Surgery, Department of General Surgery, Khoo Teck Puat HospitalDivision of Plastic, Reconstructive and Aesthetic Surgery, Department of General Surgery, Khoo Teck Puat HospitalDivision of Plastic, Reconstructive and Aesthetic Surgery, Department of General Surgery, Khoo Teck Puat HospitalStaged pedicled flaps continue to be a safe and effective technique for reconstructing complex wounds when free tissue transfer is not possible. To induce ischemic preconditioning, serial cross-clamping of the pedicle is performed, which is also known as flap training. Current protocols for flap training are based on arbitrary schedules of progressively increasing periods of ischemia. We describe a simple, safe, and reproducible technique of using near-infrared spectroscopy to objectively guide the process of pedicle cross-clamping and aid in determining the optimal timing for flap division. This technique enables surgeons to adopt a more aggressive clamping schedule based on objective parameters, tailors the clamping schedule to the physiologically tolerable limits of each flap, and allows for early flap division. The principles, feasibility, and advantages of using near-infrared spectroscopy to guide pedicled flap training and early flap division are discussed.https://www.jstage.jst.go.jp/article/jprs/4/1/4_2023-0063/_pdf/-char/enflap delayflap trainingischemic preconditioningreconstructive surgerynear-infrared spectroscopy
spellingShingle Sally SJ Chan
Chong H Pek
Yijun Wu
Yuan Kong
Wei M Ho
Jolie JY Hwee
Near-infrared Spectroscopy-guided Flap Delay: For Flap Training and Timing of Pedicle Division
Journal of Plastic and Reconstructive Surgery
flap delay
flap training
ischemic preconditioning
reconstructive surgery
near-infrared spectroscopy
title Near-infrared Spectroscopy-guided Flap Delay: For Flap Training and Timing of Pedicle Division
title_full Near-infrared Spectroscopy-guided Flap Delay: For Flap Training and Timing of Pedicle Division
title_fullStr Near-infrared Spectroscopy-guided Flap Delay: For Flap Training and Timing of Pedicle Division
title_full_unstemmed Near-infrared Spectroscopy-guided Flap Delay: For Flap Training and Timing of Pedicle Division
title_short Near-infrared Spectroscopy-guided Flap Delay: For Flap Training and Timing of Pedicle Division
title_sort near infrared spectroscopy guided flap delay for flap training and timing of pedicle division
topic flap delay
flap training
ischemic preconditioning
reconstructive surgery
near-infrared spectroscopy
url https://www.jstage.jst.go.jp/article/jprs/4/1/4_2023-0063/_pdf/-char/en
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AT chonghpek nearinfraredspectroscopyguidedflapdelayforflaptrainingandtimingofpedicledivision
AT yijunwu nearinfraredspectroscopyguidedflapdelayforflaptrainingandtimingofpedicledivision
AT yuankong nearinfraredspectroscopyguidedflapdelayforflaptrainingandtimingofpedicledivision
AT weimho nearinfraredspectroscopyguidedflapdelayforflaptrainingandtimingofpedicledivision
AT joliejyhwee nearinfraredspectroscopyguidedflapdelayforflaptrainingandtimingofpedicledivision