Hengyuan Ma

ORCID: 0000-0001-5640-1135
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About
Contact & Profiles
Research Areas
  • Cleft Lip and Palate Research
  • Craniofacial Disorders and Treatments
  • Reconstructive Facial Surgery Techniques
  • Facial Rejuvenation and Surgery Techniques
  • Facial Nerve Paralysis Treatment and Research
  • Orthodontics and Dentofacial Orthopedics
  • Reconstructive Surgery and Microvascular Techniques
  • Dental Radiography and Imaging
  • Forensic Anthropology and Bioarchaeology Studies
  • Generative Adversarial Networks and Image Synthesis
  • Head and Neck Surgical Oncology
  • Tracheal and airway disorders
  • Neural dynamics and brain function
  • Body Image and Dysmorphia Studies
  • Neural Networks and Applications
  • Dermatologic Treatments and Research
  • Salivary Gland Tumors Diagnosis and Treatment
  • Advanced Neuroimaging Techniques and Applications
  • Domain Adaptation and Few-Shot Learning
  • stochastic dynamics and bifurcation
  • Nasal Surgery and Airway Studies
  • Hair Growth and Disorders
  • Traumatic Brain Injury and Neurovascular Disturbances
  • Evolutionary Psychology and Human Behavior
  • Face recognition and analysis

Chinese Academy of Medical Sciences & Peking Union Medical College
2014-2025

Fudan University
2022-2024

Peking Union Medical College Hospital
2016-2024

Shanghai Center for Brain Science and Brain-Inspired Technology
2022-2023

National Natural Science Foundation of China
2014-2022

Shanghai Institute for Science of Science
2022

Academy of Medical Sciences
2021

Beijing Municipal Education Commission
2020

Chinese General Hospital College of Nursing and Liberal Arts
2019

Chinese People's Liberation Army
2019

10.1007/s11263-025-02410-w article EN International Journal of Computer Vision 2025-03-21

Abstract Aim This study aimed to verify the correlation of airway‐facial phenotype and visualize morphological variation in Crouzon syndrome patients. Additionally, develop a non‐radiation methodology for airway assessments. Method In this study, 22 patients diagnosed with (Age: 7.80 ± 5.63 years; Gender distribution: 11 females males) were analysed. The soft tissue surface three‐dimensionally reconstructed, entire facial was topologized converted into spatial coordinates. Geometric...

10.1111/ocr.12759 article EN Orthodontics and Craniofacial Research 2024-02-01

Deep learning algorithms based on automatic 3-dimensional (D) cephalometric marking points about people without craniomaxillofacial deformities has achieved good results. However, there been no previous report cleft lip and palate. The purpose of this study is to apply a new deep method 3D point cloud graph convolutional neural network predict locate landmarks in patients with palate the relationships between points. authors used PointNet++ model investigate And mean distance error center...

10.1097/scs.0000000000009299 article EN Journal of Craniofacial Surgery 2023-03-22

Background Plastic surgeons have attempted various ways to rebuild the aesthetic subunits of upper lip in patients with cleft less than perfect results most cases. We propose that repairing 3 muscle tension line groups nasolabial complex will improved results. Methods Micro–computed tomographic scans were performed on tissues 5 normal aborted fetuses and used construct a 3-dimensional model study structure. Results The micro–computed (CT) showed close relationship interaction between fibers...

10.1097/scs.0000000000001459 article EN Journal of Craniofacial Surgery 2015-02-20

The literature presents the tear trough and lid-cheek junction's controversial anatomical explanations. In this study, authors explored characterization of deformity junction.Twelve human cadaver specimens were obtained from authors' anatomy department. Iodine staining high-resolution micro-computed tomography was used to observe suborbital area's anatomy. Anatomical studies histologic evaluation performed.The orbicularis retaining ligament is composed a main septum right on rim multiple...

10.1097/prs.0000000000008964 article EN Plastic & Reconstructive Surgery 2022-02-03

In Brief Background microform cleft lip repair, reconstructing the elaborate structures is difficult. We describe a new technique of unilateral repair that based on muscle tension line group theory. Methods According to shape Cupid bow, different small incision used without creating an obvious cutaneous scar. First, nasolabial around nasal floor (the first auxiliary group) reconstructed, and then orbicularis oris philtrum second reconstructed Results From June 2006 2012, was in 263 repairs....

10.1097/scs.0000000000001460 article EN Journal of Craniofacial Surgery 2015-02-27

The blood supply pattern of the partial-thickness musculomucosal pedicle flaps is different from traditional Abbe flap. arterial and venous drainage are highly reliable during clinical practice.To describe reconstruction philtrum in cross-lip flap transfer using nasolabial muscle tension line group reconstruction.From January 1, 2014, through June 31, 2015, a total 6 patients with upper lip defect were treated same stage split at Plastic Surgery Hospital, Chinese Academy Medical Sciences...

10.1001/jamafacial.2017.0296 article EN JAMA Facial Plastic Surgery 2017-06-29

Bilateral cleft lip is considered to be the most difficult repair. More and more surgeries are concerned about reconstruction of orbicularis muscle pursuit philtrum shaping in bilateral repair, but have little success. Years study on children with resulted authors' creation tension line groups theory. Through implementation this theory, authors achieved favorable results microform The also applied concept repair.Between January 2010 December 2014, 31 received operations department, underwent...

10.1097/scs.0000000000002935 article EN Journal of Craniofacial Surgery 2016-08-11

The Abbe flap has been used for full-thickness defects of the upper lip with inferior labial artery as pedicle. Using fine anatomy lower lip, authors developed an innovative partial-thickness myocutaneous based on vascular network submucosal and subcutaneous layers, which derived mainly from horizontal labiomental or vertical artery. From 2010 to 2011, this new technique was in 33 patients defects. split elevated posterior portion oris orbicularis muscle after divided. All cases...

10.1097/prs.0b013e3182789be7 article EN Plastic & Reconstructive Surgery 2013-01-29

Abstract Conventional operations correcting chin deviations mainly rely on the observation and experience of surgeons during operation. We have created a new surgical method, one-half wedge osteotomy genioplasty (1/2WOG), that combines three-dimensional computed tomography measurements simulation. This study evaluated clinical effect deviation correction with 1/2WOG method. A total 38 patients (15 men 23 women) who underwent between October 2019 2014 were evaluated. The angle distance,...

10.1097/scs.0000000000007431 article EN Journal of Craniofacial Surgery 2021-01-07

Background The upper lip can be divided into aesthetic subunits. Accordingly, we classified the defect 3 categories: medial subunit defect, lateral and cross-subunit defect. should repaired aesthetically. We developed an innovative partial-thickness myocutaneous flap based on vascular network of submucosal subcutaneous layers. was more flexible for reconstruction lip, even fine anatomic structures. Methods For three a half years, total 59 patients were used with this new technique, including...

10.1097/sap.0000000000000250 article EN Annals of Plastic Surgery 2014-07-08

Abstract Background The platysma is involved in lower face movement, yet limited information on its functional role when making perioral expressions available. Objectives aim of this study was to use 3-dimensional (3D) photogrammetry analyze activity expressions. Methods Standardized frontal-view 3D images were obtained from 54 volunteers. Three analyzed: a full smile, mouth corner depression, and grimace show the teeth. Positive volume change “heat map” neck skin surface—determined by...

10.1093/asj/sjac222 article EN Aesthetic Surgery Journal 2022-08-10

The objective of this study was to observe the accuracy and security craniomaxillofacial plastic surgery robot in congenital craniosynostosis enhance improve its performance. We performed model surgical experiments on computed tomography data 5 children with who were diagnosed treated our hospital, animal skulls 3 Bama minipigs. There no statistically significant difference shown either or comparing actual operation simulation inside groups ( P >0.05). has achieved good experiments. Further...

10.1097/scs.0000000000009283 article EN Journal of Craniofacial Surgery 2023-03-20

Neural activity in the brain exhibits correlated fluctuations that may strongly influence properties of neural population coding. However, how such arise from intrinsic circuit dynamics and subsequently affect computational remains poorly understood. The main difficulty lies resolving nonlinear coupling between with overall system. In this study, we investigate emergence synergistic codes a model capturing realistic noise spiking neurons. We show rich repertoire spatial correlation patterns...

10.1162/neco_a_01612 article EN cc-by Neural Computation 2023-09-19

In the repair of unilateral cleft lip, Cupid's bow, and vermilion on affected side are sometimes lowered excessively. Methods involving skin mucosa flaps have been used to correct this issue, but they pose some risk scarring. The authors here describe a layered muscle flap technique that was based anatomical research nasal-labial muscles, especially levator labii superioris alaeque nasi muscle. This can be suspend bow in secondary lip repair. Forty-five patients with excessively bows were...

10.1097/scs.0000000000005714 article EN Journal of Craniofacial Surgery 2019-07-01

Although multiple studies have been reported on the palatopharyngeus and levator veli palatini, their subtle anatomy functions remain unclear. The authors elucidated relationship between these muscles functional implications based three-dimensional digital techniques.Cadaveric specimens were stained with iodine-potassium iodide scanned using micro-computed tomography. muscle fibers drawn exported Imaging Communications in Medicine images to reconstruct a model further simplified.In soft...

10.1097/prs.0000000000008275 article EN Plastic & Reconstructive Surgery 2021-08-24
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