Jove
Visualize
Contact Us
JoVE
x logofacebook logolinkedin logoyoutube logo
ABOUT JoVE
OverviewLeadershipBlogJoVE Help Center
AUTHORS
Publishing ProcessEditorial BoardScope & PoliciesPeer ReviewFAQSubmit
LIBRARIANS
TestimonialsSubscriptionsAccessResourcesLibrary Advisory BoardFAQ
RESEARCH
JoVE JournalMethods CollectionsJoVE Encyclopedia of ExperimentsArchive
EDUCATION
JoVE CoreJoVE BusinessJoVE Science EducationJoVE Lab ManualFaculty Resource CenterFaculty Site
Terms & Conditions of Use
Privacy Policy
Policies

Related Concept Videos

Assessment of Diffusion and Perfusion01:17

Assessment of Diffusion and Perfusion

Understanding and evaluating diffusion and perfusion is critical in assessing a patient's respiratory and circulatory health. These processes play key roles in maintaining the body's internal environment, ensuring that tissues receive adequate oxygen while waste products are efficiently removed.
The Role of Diffusion in Respiration
Diffusion is the process by which molecules move from an area of higher concentration to an area of lower concentration. In the respiratory system, this principle...

You might also read

Related Articles

Articles linked to this work by shared authors, journal, and citation graph.

Sort by
Same author

A unified vision-language model for precision oncology and biomarker prediction in neuroblastoma.

Nature communications·2026
Same author

Deep Learning-Based Automated Segmentation and Multi-Parametric Quantitative Assessment of the Lacrimal Drainage System on CT-DCG.

Translational vision science & technology·2026
Same author

Association of residential altitude with pure-tone hearing thresholds in plateau residents aged ≤50 years: a cross-sectional study.

Frontiers in neurology·2026
Same author

Engineering biomimetic tarsal microtissue via structurally zoned hydrogel scaffold for integrated eyelid reconstruction.

Bioactive materials·2026
Same author

Mechanisms and clinical challenges of ICB-mediated remodeling of the tumor microenvironment in nasopharyngeal carcinoma.

Oral oncology·2026
Same author

Fat-Induced Signal-oscillation Analysis Enhances Myocardial Iron Deposition Detection in Myocardial Infarction on Cardiac T2* Mapping.

Journal of cardiovascular magnetic resonance : official journal of the Society for Cardiovascular Magnetic Resonance·2026

Related Experiment Video

Updated: Jun 23, 2026

An Alternative and Validated Injection Method for Accessing the Subretinal Space via a Transcleral Posterior Approach
07:13

An Alternative and Validated Injection Method for Accessing the Subretinal Space via a Transcleral Posterior Approach

Published on: December 7, 2016

13.2K

PtosisDiffusion: a training-free workflow for precisely predicting post-operative appearance in blepharoptosis

Shenyu Huang1, Jiajun Xie1, Boyuan Yang2

  • 1Eye Center, The Second Affiliated Hospital, School of Medicine, Zhejiang University, Zhejiang Provincial Key Laboratory of Ophthalmology, Zhejiang Provincial Clinical Research Center for Eye Diseases, Zhejiang Provincial Engineering Institute on Eye Diseases, Hangzhou, Zhejiang, China.

Frontiers in Cell and Developmental Biology
|November 14, 2024
PubMed
Summary

PtosisDiffusion accurately predicts postoperative appearance for blepharoptosis patients using preoperative photos. This novel diffusion-based workflow outperforms existing methods in visual and statistical evaluations.

Keywords:
blepharoptosisdeep learningdiffusion modelpost-operative appearanceprediction

More Related Videos

Author Spotlight: Unraveling the Pathogenesis of Age-Related Macular Degeneration and Discovering Potential Therapies
06:16

Author Spotlight: Unraveling the Pathogenesis of Age-Related Macular Degeneration and Discovering Potential Therapies

Published on: July 28, 2023

2.4K
Author Spotlight: Unraveling the Molecular Mechanisms in PCO and Fibrosis Following Cataract Surgery
05:19

Author Spotlight: Unraveling the Molecular Mechanisms in PCO and Fibrosis Following Cataract Surgery

Published on: December 1, 2023

950

Related Experiment Videos

Last Updated: Jun 23, 2026

An Alternative and Validated Injection Method for Accessing the Subretinal Space via a Transcleral Posterior Approach
07:13

An Alternative and Validated Injection Method for Accessing the Subretinal Space via a Transcleral Posterior Approach

Published on: December 7, 2016

13.2K
Author Spotlight: Unraveling the Pathogenesis of Age-Related Macular Degeneration and Discovering Potential Therapies
06:16

Author Spotlight: Unraveling the Pathogenesis of Age-Related Macular Degeneration and Discovering Potential Therapies

Published on: July 28, 2023

2.4K
Author Spotlight: Unraveling the Molecular Mechanisms in PCO and Fibrosis Following Cataract Surgery
05:19

Author Spotlight: Unraveling the Molecular Mechanisms in PCO and Fibrosis Following Cataract Surgery

Published on: December 1, 2023

950

Area of Science:

  • Medical Imaging
  • Computer Vision
  • Plastic Surgery

Background:

  • Blepharoptosis surgery aims to improve eyelid function and aesthetics.
  • Accurate prediction of postoperative appearance is crucial for patient satisfaction.
  • Current prediction methods may lack precision.

Purpose of the Study:

  • To develop a diffusion-based workflow for precise prediction of postoperative appearance in blepharoptosis patients.
  • To introduce PtosisDiffusion, a novel system for simulating surgical outcomes.
  • To evaluate the efficacy of PtosisDiffusion against existing diffusion models.

Main Methods:

  • Developed PtosisDiffusion, a training-free workflow integrating face mesh and ControlNet.
  • Utilized 39 preoperative photos from blepharoptosis patients for evaluation.
  • Compared PtosisDiffusion against Conditional Diffusion, Repaint, and Dragon Diffusion models.

Main Results:

  • PtosisDiffusion showed superior subjective performance in overall rating, correction, and double eyelid formation.
  • Statistical analysis revealed the highest overlap ratio (0.87 ± 0.07) and an MPLPD ratio near 1 (1.01 ± 0.10).
  • The model demonstrated robustness in challenging cases, with ablation studies confirming component necessity.

Conclusions:

  • PtosisDiffusion accurately predicts postoperative appearance for blepharoptosis patients from preoperative images.
  • The developed workflow significantly outperforms other diffusion-based methods in both subjective and objective assessments.
  • PtosisDiffusion offers a promising tool for surgical planning and patient consultation in blepharoptosis correction.