Advances and Progress in Self-Healing Hydrogel and Its Application in Regenerative Medicine

A hydrogel is a three-dimensional structure that holds plenty of water, but brittleness largely limits its application. Self-healing hydrogels, a new type of hydrogel that can be repaired by itself after external damage, have exhibited better fatigue resistance, reusability, hydrophilicity, and resp...

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Main Authors: Wei Zhu, Jinyi Zhang, Zhanqi Wei, Baozhong Zhang, Xisheng Weng
Format: Article
Language:English
Published: MDPI AG 2023-01-01
Series:Materials
Subjects:
Online Access:https://www.mdpi.com/1996-1944/16/3/1215
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author Wei Zhu
Jinyi Zhang
Zhanqi Wei
Baozhong Zhang
Xisheng Weng
author_facet Wei Zhu
Jinyi Zhang
Zhanqi Wei
Baozhong Zhang
Xisheng Weng
author_sort Wei Zhu
collection DOAJ
description A hydrogel is a three-dimensional structure that holds plenty of water, but brittleness largely limits its application. Self-healing hydrogels, a new type of hydrogel that can be repaired by itself after external damage, have exhibited better fatigue resistance, reusability, hydrophilicity, and responsiveness to environmental stimuli. The past decade has seen rapid progress in self-healing hydrogels. Self-healing hydrogels can automatically self-repair after external damage. Different strategies have been proposed, including dynamic covalent bonds and reversible noncovalent interactions. Compared to traditional hydrogels, self-healing gels have better durability, responsiveness, and plasticity. These features allow the hydrogel to survive in harsh environments or even to be injected as a drug carrier. Here, we summarize the common strategies for designing self-healing hydrogels and their potential applications in clinical practice.
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spelling doaj.art-2667e72f869f4a4bb48626527553cc0c2023-11-16T17:18:52ZengMDPI AGMaterials1996-19442023-01-01163121510.3390/ma16031215Advances and Progress in Self-Healing Hydrogel and Its Application in Regenerative MedicineWei Zhu0Jinyi Zhang1Zhanqi Wei2Baozhong Zhang3Xisheng Weng4Department of Orthopaedics, Peking Union Medical College Hospital, Chinese Academy of Medical Sciences & Peking Union Medical College, Beijing 100730, ChinaSchool of Medicine, Tsinghua University, Beijing 100084, ChinaSchool of Medicine, Tsinghua University, Beijing 100084, ChinaDepartment of Orthopaedics, Peking Union Medical College Hospital, Chinese Academy of Medical Sciences & Peking Union Medical College, Beijing 100730, ChinaDepartment of Orthopaedics, Peking Union Medical College Hospital, Chinese Academy of Medical Sciences & Peking Union Medical College, Beijing 100730, ChinaA hydrogel is a three-dimensional structure that holds plenty of water, but brittleness largely limits its application. Self-healing hydrogels, a new type of hydrogel that can be repaired by itself after external damage, have exhibited better fatigue resistance, reusability, hydrophilicity, and responsiveness to environmental stimuli. The past decade has seen rapid progress in self-healing hydrogels. Self-healing hydrogels can automatically self-repair after external damage. Different strategies have been proposed, including dynamic covalent bonds and reversible noncovalent interactions. Compared to traditional hydrogels, self-healing gels have better durability, responsiveness, and plasticity. These features allow the hydrogel to survive in harsh environments or even to be injected as a drug carrier. Here, we summarize the common strategies for designing self-healing hydrogels and their potential applications in clinical practice.https://www.mdpi.com/1996-1944/16/3/1215self-healing hydrogelsregenerative medicinebiomaterials
spellingShingle Wei Zhu
Jinyi Zhang
Zhanqi Wei
Baozhong Zhang
Xisheng Weng
Advances and Progress in Self-Healing Hydrogel and Its Application in Regenerative Medicine
Materials
self-healing hydrogels
regenerative medicine
biomaterials
title Advances and Progress in Self-Healing Hydrogel and Its Application in Regenerative Medicine
title_full Advances and Progress in Self-Healing Hydrogel and Its Application in Regenerative Medicine
title_fullStr Advances and Progress in Self-Healing Hydrogel and Its Application in Regenerative Medicine
title_full_unstemmed Advances and Progress in Self-Healing Hydrogel and Its Application in Regenerative Medicine
title_short Advances and Progress in Self-Healing Hydrogel and Its Application in Regenerative Medicine
title_sort advances and progress in self healing hydrogel and its application in regenerative medicine
topic self-healing hydrogels
regenerative medicine
biomaterials
url https://www.mdpi.com/1996-1944/16/3/1215
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AT baozhongzhang advancesandprogressinselfhealinghydrogelanditsapplicationinregenerativemedicine
AT xishengweng advancesandprogressinselfhealinghydrogelanditsapplicationinregenerativemedicine