Intelligent Medical Information Computing Laboratory

Dalian University of Technology 

Department of software engineering

 
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RESEARCH PROJECTS

Computer-Assisted Boken Bone Splicing

Bone fractures are common and occur each day around the world. The ultimate goal of fracture treatment is to recover most of the biological function of the injured limb. In the treatment of fractures, fracture reduction and fixation are critical processes. The aim of reduction is to restore the displaced broken bone to the normal state or close to the original anatomical relationship. External fixation refers to broken bones fixed by a small splint, a plaster bandage, an external bracket, a traction brake, etc. Internal fixation refers to broken bones fixed by a surgical steel plate, a screw, etc. Currently, internal fixation treatment is the most common surgical method. In this procedure, the fractured bones are manually aligned by surgeons, and an internal fixation plate is bent according to personal experience (surgeons will select the fixation position, angle, etc., according to subjective consideration of specific injuries). However, this personal experience-based treatment may lead to poor surgery results. If the surgery fails, serious clinical consequences can occur, such as bone nonunion or malunions, disability, decreased general health, and the need for secondary operations. Such surgeries also have an important influence on the patient’s physical and psychological well-being. In actual clinical treatment, to restore the mechanical properties of bones, the most important treatment goal is achieving accurate broken bone alignment and precise internal fixation plate molding. Improving the accuracy of alignment can lead to better recovery of mechanical properties. On this basis, a precise internal fixation plate can promote the healing of broken bones. In addition, reducing the operation time and avoiding aerial infection are critical. Under these conditions, developing more precise computer-aided surgical methods for bone fractures remains a considerable challenge.

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Straight Bone Splicing

Curved Bone Splicing

Multiple Bone Splicing

 

Computer-Aided Antique Splicing

In the current archaeological work, the piecing together of antique fragments is done manually. The workload is huge and time-consuming at the same time. We hope to automate the splicing of fragments through computer assistance. However, the irregularity of the shape, material and thickness of the fragments poses a great challenge to our research. We started from simple, single-artifact fragment splicing, and now we can complete the automated retrieval and splicing of multiple artifact fragments. Translated with www.DeepL.com/Translator (free version)

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Multi-Artifact Fragment Splicing (1)

Multi-Artifact Fragment Splicing (2)

 

Ultrasound-Based Computer Assisted Prenatal Diagnosis of Human Embryos

Ultrasound detection is now a routine prenatal procedure in clinical practice. The physician scans the abdomen of the pregnant woman during a specific trimester and forms a three-dimensional ultrasound of the fetus. Based on the data, the fetal development is then judged. However, the ultrasound image data has the disadvantage of being noisy and poorly defined, which greatly affects the doctor's judgment. We hope to solve the problems caused by the characteristics of ultrasound imaging through computer-assisted, to assist doctors in prenatal diagnosis, and to better protect the life and health of pregnant women and fetuses.

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Automatic Localization and Segmentation of Fetal Brain Ultrasound Images

Denoising and Enhancement of Fetal Heart Ultrasound Images

 

Biomedical Related Research

All these studies are directly related to human life and health. We hope that our research will help surgeons serve their patients better and be practically applied in the clinic.

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Modeling of Personalized Knee Prosthesis Based On Ligament Motion Analysis

Precision Resection of Bone Tumor and Modeling of Personalized Bone Defect Repair

Precise Anchor Location for Cruciate Ligament Surgery

 

 

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