WO2020149544A1 - 영상 정복 기반 가상 내고정물 생성 방법 및 장치 - Google Patents
영상 정복 기반 가상 내고정물 생성 방법 및 장치 Download PDFInfo
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- WO2020149544A1 WO2020149544A1 PCT/KR2019/018294 KR2019018294W WO2020149544A1 WO 2020149544 A1 WO2020149544 A1 WO 2020149544A1 KR 2019018294 W KR2019018294 W KR 2019018294W WO 2020149544 A1 WO2020149544 A1 WO 2020149544A1
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- fracture
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods
- A61B17/56—Surgical instruments or methods for treatment of bones or joints; Devices specially adapted therefor
- A61B17/58—Surgical instruments or methods for treatment of bones or joints; Devices specially adapted therefor for osteosynthesis, e.g. bone plates, screws or setting implements
- A61B17/68—Internal fixation devices, including fasteners and spinal fixators, even if a part thereof projects from the skin
- A61B17/80—Cortical plates, i.e. bone plates; Instruments for holding or positioning cortical plates, or for compressing bones attached to cortical plates
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods
- A61B17/56—Surgical instruments or methods for treatment of bones or joints; Devices specially adapted therefor
- A61B17/58—Surgical instruments or methods for treatment of bones or joints; Devices specially adapted therefor for osteosynthesis, e.g. bone plates, screws or setting implements
- A61B17/68—Internal fixation devices, including fasteners and spinal fixators, even if a part thereof projects from the skin
- A61B17/72—Intramedullary devices, e.g. pins or nails
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods
- A61B17/56—Surgical instruments or methods for treatment of bones or joints; Devices specially adapted therefor
- A61B17/58—Surgical instruments or methods for treatment of bones or joints; Devices specially adapted therefor for osteosynthesis, e.g. bone plates, screws or setting implements
- A61B17/68—Internal fixation devices, including fasteners and spinal fixators, even if a part thereof projects from the skin
- A61B17/74—Devices for the head or neck or trochanter of the femur
- A61B17/742—Devices for the head or neck or trochanter of the femur having one or more longitudinal elements oriented along or parallel to the axis of the neck
- A61B17/746—Devices for the head or neck or trochanter of the femur having one or more longitudinal elements oriented along or parallel to the axis of the neck the longitudinal elements coupled to a plate opposite the femoral head
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B34/00—Computer-aided surgery; Manipulators or robots specially adapted for use in surgery
- A61B34/10—Computer-aided planning, simulation or modelling of surgical operations
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods
- A61B17/56—Surgical instruments or methods for treatment of bones or joints; Devices specially adapted therefor
- A61B2017/568—Surgical instruments or methods for treatment of bones or joints; Devices specially adapted therefor produced with shape and dimensions specific for an individual patient
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B34/00—Computer-aided surgery; Manipulators or robots specially adapted for use in surgery
- A61B34/10—Computer-aided planning, simulation or modelling of surgical operations
- A61B2034/101—Computer-aided simulation of surgical operations
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B34/00—Computer-aided surgery; Manipulators or robots specially adapted for use in surgery
- A61B34/10—Computer-aided planning, simulation or modelling of surgical operations
- A61B2034/101—Computer-aided simulation of surgical operations
- A61B2034/102—Modelling of surgical devices, implants or prosthesis
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B34/00—Computer-aided surgery; Manipulators or robots specially adapted for use in surgery
- A61B34/10—Computer-aided planning, simulation or modelling of surgical operations
- A61B2034/101—Computer-aided simulation of surgical operations
- A61B2034/105—Modelling of the patient, e.g. for ligaments or bones
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B90/00—Instruments, implements or accessories specially adapted for surgery or diagnosis and not covered by any of the groups A61B1/00 - A61B50/00, e.g. for luxation treatment or for protecting wound edges
- A61B90/36—Image-producing devices or illumination devices not otherwise provided for
- A61B90/37—Surgical systems with images on a monitor during operation
- A61B2090/374—NMR or MRI
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B90/00—Instruments, implements or accessories specially adapted for surgery or diagnosis and not covered by any of the groups A61B1/00 - A61B50/00, e.g. for luxation treatment or for protecting wound edges
- A61B90/36—Image-producing devices or illumination devices not otherwise provided for
- A61B90/37—Surgical systems with images on a monitor during operation
- A61B2090/376—Surgical systems with images on a monitor during operation using X-rays, e.g. fluoroscopy
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B90/00—Instruments, implements or accessories specially adapted for surgery or diagnosis and not covered by any of the groups A61B1/00 - A61B50/00, e.g. for luxation treatment or for protecting wound edges
- A61B90/36—Image-producing devices or illumination devices not otherwise provided for
- A61B90/37—Surgical systems with images on a monitor during operation
- A61B2090/376—Surgical systems with images on a monitor during operation using X-rays, e.g. fluoroscopy
- A61B2090/3762—Surgical systems with images on a monitor during operation using X-rays, e.g. fluoroscopy using computed tomography systems [CT]
Definitions
- the present invention relates to a method and apparatus for generating a virtual internal fixation based on conquering a fractured bone on an image.
- Fractures are broken bone fragments, i.e., the number, location and shape of fracture fragments, as they occur differently depending on the size, direction, and area of stress.
- the operation of allowing the fracture fragments to have their original position and shape before the fracture is called Reduction
- the operation of fixing the fracture fragments with plates and screws is called internal fixation
- the plate used for internal fixation Human implants, such as screws and metal pins or intramedullary nails, are called internal fixators.
- the number of fracture fragments and the irregular shape increases the difficulty and the success rate decreases.
- the majority of the plates do not exactly match the bone shape of the subject, which causes difficulties in performing the procedure.
- the surface curvature of the bone or the degree of twisting in three dimensions does not fit the plate, or the fixing hole position of the plate does not fit the fracture piece, so that a screw cannot be inserted into the fracture piece.
- this causes very difficult internal fixation using a plate, and if the internal fixation is incorrect, the original shape of the bone may not be reconstructed or non-union may not occur.
- An object of the present invention is to provide a method and apparatus for generating a virtual internal fixation based image conquest that can produce a virtual internal fixation object based on the conquest of a bone on an image, thereby producing a personal fixation object customized to a patient.
- an object of the present invention is to provide a method and apparatus for generating a virtual internal fixation based image conquest that can adjust the position and direction of a fixing hole into which a fixing member is inserted based on the conquest of a bone on an image.
- recognizing the position and shape of a plurality of fracture fragments in a fracture medical image including a fracture site, analyzing the shape of the multiple fracture fragments, and determining the integrity of the multiple fracture fragments, and consistency Provides a method for generating a virtual internal fixation-based image conquest including moving a position of a plurality of fracture fragments based on an image to conquer the fracture region, and generating a virtual fixation for fixing the conquered fracture region.
- the step of recognizing the position and shape of the plurality of fracture fragments may include selecting a plurality of regions of interest from the fracture medical image and extracting features of the plurality of regions of interest.
- the step of recognizing the position and shape of the plurality of fracture fragments may be a step of recognizing the shape and location of the plurality of fracture fragments by analyzing characteristics of the plurality of regions of interest.
- determining the integrity of the plurality of fracture fragments analyzing the ridges and fracture lines of the plurality of fracture fragments, and selecting a pair of matched fracture fragments having the highest ridge and fracture line consistency among the multiple fracture fragments, , Calculating a matching vector of vertices included in the fracture lines of the pair of matching fracture pieces and corresponding to each other.
- the step of conquering the fracture site may be a step of conquering the fracture site by moving at least one of the matching vectors of vertices corresponding to each other.
- the step of generating the virtual internal fixation may include generating a plate body contacting the surface of the image-conquered fracture site, and forming a fixing hole for inserting the fixation member into the fracture site and the plate body.
- the step of forming the fixing hole may be a step of forming the fixing hole by determining the position and direction in which the fixing member is inserted based on the fracture region of the image conquered.
- the step of forming the fixing hole may be a step of forming the fixing hole in a region other than the boundary of the plurality of fracture pieces based on the fracture region of the image conquered.
- a fracture fragment recognition unit for recognizing the location and shape of a plurality of fracture fragments in a fracture medical image including a fracture region, a consistency determination unit for analyzing the shape of the multiple fracture fragments, and a consistency determination unit for determining the integrity of the multiple fracture fragments, and Create a virtual internal fixation based image conquest including an image conquering part that moves the positions of a plurality of fracture fragments as an image to conquer the fractured area and a virtual internal fixation generator that generates a virtual internal fixation for fixing the conquered fractured area.
- a virtual internal fixation based image conquest including an image conquering part that moves the positions of a plurality of fracture fragments as an image to conquer the fractured area and a virtual internal fixation generator that generates a virtual internal fixation for fixing the conquered fractured area.
- the fracture fragment recognition unit may include a region of interest selection unit for selecting a plurality of regions of interest from the fracture medical image, and a feature extraction unit for extracting features of the plurality of regions of interest.
- the fracture fragment recognition unit may analyze features of a plurality of regions of interest to recognize the shape and location of the multiple fracture fragments.
- the conformity determination unit includes a shape analysis unit for analyzing ridges and fracture lines of a plurality of fracture fragments, and a matched fracture fragment selection unit for selecting a pair of matched fracture fragments having the highest consistency of ridges and fracture lines from a plurality of fracture fragments, It may include a matching vector calculating unit for calculating a matching vector of vertices included in each fracture line of a pair of matching fracture pieces and corresponding to each other.
- the image conquering unit may conquer the fracture region by moving at least one of the matching vectors of vertices corresponding to each other.
- the virtual internal fixation generating unit includes a plate body generating unit that generates a plate body contacting the surface of the fracture region where the image is conquered, and a fixing hole forming unit that forms a fixing hole for inserting the fixing member into the fracture region and the plate body. It can contain.
- the fixing hole forming unit may form a fixing hole by determining a position and a direction in which the fixing member is inserted based on the fracture region of the image conquered.
- the fixed hole forming unit may form a fixed hole in a region other than a plurality of fracture fragment boundaries based on the fracture region of the image conquered.
- the present invention it is possible to grasp the number, position, and shape of the fracture fragments prior to the actual conquest procedure by performing the conquest on the image, and to grasp the moving position of each fracture fragment for conquest.
- the virtual internal fixation is generated based on the conquest of the bone on the image and the actual internal fixation is produced on the basis of this, a personalized internal fixation of the operator can be produced.
- the position and direction of the fixation hole into which the fixation member is inserted can be adjusted based on image conquest, each fracture fragment is obtained even when the procedure is difficult, that is, when the number of fracture fragments is large, such as crushed fracture, or the shape of the fracture fragment is irregular.
- the fixation member can be inserted into, and if the fracture piece is fitted to the customized plate, the procedure of the bone can be shortened because the bone is naturally reconstructed, and as a result, the treatment success rate can be improved and the non-union rate can be reduced.
- FIG. 1 is a schematic block diagram of an apparatus for generating virtual internal fixation based on image conquest according to an embodiment of the present invention.
- FIG. 2 is a detailed block diagram of a fracture fragment recognition unit according to an embodiment of the present invention.
- FIG. 3 is a view for explaining a process of generating a fracture fragment recognition image from a fracture medical image according to an embodiment of the present invention.
- FIG. 4 is a detailed block diagram of a consistency determining unit according to an embodiment of the present invention.
- FIG. 5 is a diagram for explaining a process of converting a fracture fragment recognition image into a conquest medical image according to an embodiment of the present invention.
- FIG. 6 is a detailed block diagram of a virtual internal fixation generating unit according to an embodiment of the present invention.
- FIG. 7 is a view for explaining a process of generating a virtual internal fixation according to an embodiment of the present invention.
- FIG. 8 is a flowchart of a method for generating a virtual internal fixation based on image conquest according to an embodiment of the present invention.
- each component may be composed of one or more sub-components, and the electrical, electronic, and mechanical functions performed by each component are electronic circuits, integrated circuits, and application specific integrated circuits (ASICs). ) May be implemented with various known elements or mechanical elements, and may be implemented separately, or two or more may be integrated into one.
- ASICs application specific integrated circuits
- FIG. 1 is a schematic block diagram of an apparatus for generating virtual internal fixation based on image conquest according to an embodiment of the present invention.
- an apparatus for generating a virtual internal fixation based on image conquest generates a fracture fragment recognition unit 110, a consistency determination unit 120, an image conquering unit 130, and a virtual internal fixation It may be configured to include a portion 140.
- FIG. 2 is a detailed block diagram of a fracture fragment recognition unit according to an embodiment of the present invention
- FIG. 3 is a view for explaining a process of generating a fracture fragment recognition image from a fracture medical image according to an embodiment of the present invention.
- the fracture fragment recognition unit 110 recognizes the location and shape of a plurality of fracture fragments in a fracture medical image including a fracture region.
- the fracture fragment recognition unit 110 may include a fracture medical image acquisition unit 111, a region of interest selection unit 112, and a feature extraction unit 113.
- the fracture medical image acquisition unit 111 acquires a fracture medical image of a patient. That is, the fracture medical image acquiring unit 111 may receive a fracture medical image obtained by an image photographing apparatus (not shown) photographing a fractured part of a patient through communication.
- the fracture medical image is taken by a variety of imaging devices, including X-ray (X-Ray) imaging device, Computed Tomography (CT) imaging device and Magnetic Resonance Image (MRI) imaging device 2 It may be dimensional and three-dimensional medical image data.
- the region of interest selection unit 112 selects a plurality of regions of interest from the fracture medical image of the patient obtained by the fracture medical image acquisition unit 111.
- the region of interest is a region in which fracture fragments are likely to be located in the fracture medical image, and may be selected using various image analysis algorithms.
- the feature extraction unit 113 extracts features of a plurality of regions of interest, and the fracture fragment recognition unit 114 analyzes features of the plurality of regions of interest and recognizes the shape and location of the plurality of fracture regions.
- the fracture fragment recognition unit 114 previously learns the characteristics of a plurality of fracture fragments using a learning model, and compares the features of the region of interest of the subject extracted in the feature extraction unit 113 with the characteristics of the learned fracture fragments. The shape and location of the fracture fragment can be detected.
- FIG. 4 is a detailed block diagram of a consistency determination unit according to an embodiment of the present invention
- FIG. 5 is a view for explaining a process of converting a fracture fragment recognition image into a conquest medical image according to an embodiment of the present invention.
- the consistency determining unit 120 analyzes the shape of a plurality of fracture pieces to determine the integrity of the plurality of fracture pieces.
- the consistency determining unit 120 may include a shape analysis unit 121, a matching fracture fragment selection unit 122, and a matching vector calculation unit 123.
- the shape analysis unit 121 analyzes ridge lines and fracture lines of a plurality of fracture fragments.
- the ridge line of the fracture fragment refers to a portion exposed to the outside before fracture
- the fracture line of the fracture fragment refers to the portion exposed to the outside after fracture.
- the ridges and fracture lines of the fracture fragments are represented when the fracture medical image is 2D medical image data
- the fracture medical image is 3D medical image data
- the ridges and bone fronts of the fracture fragments are represented by the rhomboid and fracture surfaces of the fracture fragments.
- the matched fracture fragment selection unit 122 selects a pair of matched fracture fragments having the highest consistency between the ridge line and the fracture line from a plurality of fracture fragments.
- the matching fracture piece selection unit 122 may learn a ridge line of a normal bone that is not fractured in advance using a learning model. And, by matching each of a plurality of fracture fragments, it is possible to determine the consistency of the ridges of the fracture fragments by comparing the ridges of the matched fracture fragments with the ridges of the learned normal bones.
- the matched fracture fragment selection unit 122 may match a plurality of fracture fragments, respectively, and compare whether the angle between the fracture lines of the matched fracture fragments is correct, thereby determining the integrity of the bone wire of the fracture fragment.
- the matched fracture fragment selection unit 122 determines a match between the ridge line and the fracture line of a plurality of fracture fragments, and selects a pair of matched fracture fragments.
- a pair of matched fracture fragments is selected in the case of a simple fracture, but a plurality of fracture fractures may be selected.
- the matching vector calculating unit 123 includes vertices corresponding to each other included in the fracture lines of a pair of matching fracture fragments, and calculates a matching vector of the selected vertices.
- the registration vector is composed of x coordinates and y coordinates when the fracture medical image is 2D medical image data, and consists of x coordinates, y coordinates, and z coordinates when the fracture medical image is 3D medical image data.
- the image conquering unit 130 moves the positions of the plurality of fracture fragments based on the consistency determined by the consistency determining unit 120 to conquer the fracture site. That is, the image conquering part 130 moves the positions of the pair of matched fracture pieces selected by the matched fracture piece selecting part 122 to conquer the fractured area.
- the image conquering unit 130 moves the at least one of the matching vectors of vertices corresponding to each other calculated by the matching vector calculating unit 123 to conquer the fracture site.
- an image of a fracture site may be conquered by moving a matching vector of one vertex among vertices corresponding to each other to a matching vector of another vertex.
- the mating fracture piece may be rotated and moved at a certain angle.
- the image conquering unit 130 may conquer the fracture site by directly moving the positions of a plurality of fracture pieces on the image, based on the consistency determined by the consistency determining unit 120. That is, the operator may conquer the fracture site by moving the positions of a plurality of fracture pieces by using a mouse on the image and dragging the fracture pieces to a position to move.
- the apparatus for generating a virtual internal fixation-based image conquest can perform the conquest on an image to grasp the number, location, and shape of fracture fragments before the actual conquest procedure, and move each fracture fragment for conquest Can locate.
- FIG. 6 is a detailed block diagram of a virtual internal fixation generating unit according to an embodiment of the present invention
- FIG. 7 is a view for explaining a process of generating a virtual internal fixation according to an embodiment of the present invention.
- the virtual internal fixation generating unit 140 generates a virtual internal fixation for fixing an image-conquered fracture site.
- the virtual internal fixation is a virtual internal fixation image simulated as an image prior to production of the actual internal fixation for fixing the actual conquered fracture site.
- the virtual internal fixation may be at least one of a virtual plate, a virtual metal pin, and an intramedullary nail.
- a case where the virtual internal fixation is a virtual plate will be described as an example, but is not limited thereto.
- the virtual internal fixation generating unit 140 may include a plate body generating unit 141 and a fixing hole forming unit 142.
- the plate body generating unit 141 generates a plate body that comes into contact with the surface of an image-conquered fracture site.
- the plate body may be formed in a form surrounding the bone at the fracture site.
- a separate fixing member eg, screw
- a fixing hole for inserting the fixing member into the fracture site and the plate body must be formed.
- the fixing hole forming portion 142 forms a fixing hole for inserting the fixing member into the fracture site and the plate body.
- the fixing hole forming unit 142 is characterized in that the fixing hole is formed by determining the position and direction in which the fixing member is inserted based on the fractured portion of the image conquered.
- the fixing hole forming unit 142 forms a fixing hole in a region other than a plurality of fracture fragment boundaries based on the fracture region of the image conquered.
- the apparatus for generating a virtual internal fixation based on image conquest creates a virtual internal fixation based on the conquest of a bone on an image and manufactures an actual internal fixation based on this, so that the customized internal fixation for the operator is customized Can be produced.
- the position and direction of the fixation hole into which the fixation member is inserted can be adjusted based on image conquest, each fracture fragment is obtained even when the procedure is difficult, that is, when the number of fracture fragments is large, such as crushed fracture, or the shape of the fracture fragment is irregular.
- the fixation member can be inserted into, and if the fracture piece is fitted to the customized plate, the procedure of the bone can be shortened because the bone is naturally reconstructed, and as a result, the treatment success rate can be improved and the non-union rate can be reduced.
- FIG. 8 is a flowchart of a method for generating a virtual internal fixation based on image conquest according to an embodiment of the present invention.
- a method for generating a virtual internal fixation based image conquest comprises: recognizing a position and shape of a plurality of fracture fragments in a fracture medical image including a fracture site (S10); Analyzing the shape of a plurality of fracture fragments to determine the integrity of the plurality of fracture fragments (S20), and moving the positions of the multiple fracture fragments based on the consistency to image-conquer the fracture site (S30), and image-conquered fracture It may be configured to include a step (S40) for generating a virtual internal fixation for fixing the site.
- Recognizing the location and shape of the plurality of fracture pieces (S10) may include selecting a plurality of regions of interest from the fracture medical image and extracting features of the plurality of regions of interest.
- the step (S10) of recognizing the location and shape of the plurality of fracture fragments may be a step of recognizing the shape and location of the plurality of fracture fragments by analyzing characteristics of the plurality of regions of interest.
- Determining the integrity of the plurality of fracture fragments (S20), analyzing the ridges and fracture lines of the plurality of fracture fragments, and selecting a pair of matched fracture fragments having the highest consistency between the ridges and fracture lines in the multiple fracture fragments And calculating a matching vector of vertices included in each fracture line of the pair of matching fracture fragments and corresponding to each other.
- the step of conquering the fracture site (S30) may be a step of conquering the fracture site by moving at least one of the matching vectors of vertices corresponding to each other.
- the step of conquering the fracture site (S30) may be a step of conquering the fracture site by directly moving the positions of the plurality of fracture pieces on the image based on the integrity of the plurality of fracture pieces. That is, the operator may conquer the fracture site by moving the positions of a plurality of fracture pieces by using a mouse on the image and dragging the fracture pieces to a position to move.
- the number, position and shape of a fracture fragment can be grasped before the actual conquest procedure by performing conquest on the image, and movement of each fracture fragment for conquest Can locate.
- the step of generating a virtual internal fixation may include generating a plate body contacting a surface of an image-conquered fracture region, and forming a fixing hole for inserting the fixing member into the fracture region and the plate body. have.
- the step of forming the fixing hole may be a step of forming the fixing hole by determining a position and a direction in which the fixing member is inserted based on the fracture region of the image conquered.
- the step of forming the fixing hole may be a step of forming the fixing hole in an area other than the boundary of the plurality of fracture pieces based on the fracture region of the image conquered.
- a virtual internal fixation is generated based on the conquest of a bone on an image and an actual internal fixation is produced based on this, a customized internal fixation for the operator is customized Can be produced.
- the position and direction of the fixation hole into which the fixation member is inserted can be adjusted based on image conquest, each fracture fragment is obtained even when the procedure is difficult, that is, when the number of fracture fragments is large, such as crushed fracture, or the shape of the fracture fragment is irregular.
- the fixation member can be inserted into, and if the fracture piece is fitted to the customized plate, the procedure of the bone can be shortened because the bone is naturally reconstructed, and as a result, the treatment success rate can be improved and the non-union rate can be reduced.
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Abstract
Description
Claims (16)
- 골절 부위가 포함된 골절 의료 영상에서 복수의 골절편의 위치 및 형태를 인식하는 단계;상기 복수의 골절편의 형태를 분석하여 상기 복수의 골절편의 정합성을 판단하는 단계;상기 정합성을 기초로 상기 복수의 골절편의 위치를 이동시켜 상기 골절 부위를 영상 정복하는 단계; 및영상 정복된 상기 골절 부위를 고정하기 위한 가상 내고정물을 생성하는 단계를 포함하는 영상 정복 기반 가상 내고정물 생성 방법.
- 제 1 항에 있어서,상기 복수의 골절편의 위치 및 형태를 인식하는 단계는상기 골절 의료 영상에서 복수의 관심 영역을 선정하는 단계; 및상기 복수의 관심 영역의 특징을 추출하는 단계를 포함하는영상 정복 기반 가상 내고정물 생성 방법.
- 제 2 항에 있어서,상기 복수의 골절편의 위치 및 형태를 인식하는 단계는상기 복수의 관심 영역의 특징을 분석하여 상기 복수의 골절편의 형태 및 위치를 인식하는 단계인영상 정복 기반 가상 내고정물 생성 방법.
- 제 1 항에 있어서,상기 복수의 골절편의 정합성을 판단하는 단계는상기 복수의 골절편의 능선 및 골절선을 분석하는 단계;상기 복수의 골절편에서 상기 능선 및 골절선의 정합성이 가장 높은 한 쌍의 정합 골절편을 선정하는 단계; 및상기 한 쌍의 정합 골절편의 골절선에 각각 포함되어 서로 대응하는 버텍스들의 정합 벡터를 산출하는 단계를 포함하는 영상 정복 기반 가상 내고정물 생성 방법.
- 제 4 항에 있어서,상기 골절 부위를 영상 정복하는 단계는서로 대응하는 상기 버텍스들의 상기 정합 벡터 중 적어도 하나를 이동하여 상기 골절 부위를 영상 정복하는 단계인영상 정복 기반 가상 내고정물 생성 방법.
- 제 1 항에 있어서,상기 가상 내고정물을 생성하는 단계는영상 정복된 상기 골절 부위의 표면에 접하는 플레이트 본체를 생성하는 단계; 및고정 부재를 상기 골절 부위 및 상기 플레이트 본체에 삽입하기 위한 고정 홀을 형성하는 단계를 포함하는 영상 정복 기반 가상 내고정물 생성 방법.
- 제 6 항에 있어서,상기 고정홀을 형성하는 단계는영상 정복된 상기 골절 부위를 기초로 상기 고정 부재가 삽입되는 위치 및 방향을 결정하여 상기 고정홀을 형성하는 단계인영상 정복 기반 가상 내고정물 생성 방법.
- 제 6 항에 있어서,상기 고정홀을 형성하는 단계는영상 정복된 상기 골절 부위를 기초로 상기 복수의 골절편 경계 이외의 영역에 상기 고정홀을 형성하는 단계인영상 정복 기반 가상 내고정물 생성 방법.
- 골절 부위가 포함된 골절 의료 영상에서 복수의 골절편의 위치 및 형태를 인식하는 골절편 인식부;상기 복수의 골절편의 형태를 분석하여 상기 복수의 골절편의 정합성을 판단하는 정합성 판단부;상기 정합성을 기초로 상기 복수의 골절편의 위치를 이동시켜 상기 골절 부위를 영상 정복하는 영상 정복부; 및영상 정복된 상기 골절 부위를 고정하기 위한 가상 내고정물을 생성하는 가상 내고정물 생성부를 포함하는 영상 정복 기반 가상 내고정물 생성 장치.
- 제 9 항에 있어서,상기 골절편 인식부는상기 골절 의료 영상에서 복수의 관심 영역을 선정하는 관심 영역 선정부; 및상기 복수의 관심 영역의 특징을 추출하는 특징 추출부를 포함하는영상 정복 기반 가상 내고정물 생성 장치.
- 제 10 항에 있어서,상기 골절편 인식부는상기 복수의 관심 영역의 특징을 분석하여 상기 복수의 골절편의 형태 및 위치를 인식하는영상 정복 기반 가상 내고정물 생성 장치.
- 제 9 항에 있어서,상기 정합성 판단부는상기 복수의 골절편의 능선 및 골절선을 분석하는 형태 분석부;상기 복수의 골절편에서 상기 능선 및 골절선의 정합성이 가장 높은 한 쌍의 정합 골절편을 선정하는 정합 골절편 선정부; 및상기 한 쌍의 정합 골절편의 골절선에 각각 포함되어 서로 대응하는 버텍스들의 정합 벡터를 산출하는 정합 벡터 산출부를 포함하는 영상 정복 기반 가상 내고정물 생성 장치.
- 제 12 항에 있어서,상기 영상 정복부는서로 대응하는 상기 버텍스들의 상기 정합 벡터 중 적어도 하나를 이동하여 상기 골절 부위를 영상 정복하는영상 정복 기반 가상 내고정물 생성 장치.
- 제 9 항에 있어서,상기 가상 내고정물 생성부는영상 정복된 상기 골절 부위의 표면에 접하는 플레이트 본체를 생성하는 플레이트 본체 생성부; 및고정 부재를 상기 골절 부위 및 상기 플레이트 본체에 삽입하기 위한 고정 홀을 형성하는 고정홀 형성부를 포함하는 영상 정복 기반 가상 내고정물 생성 장치.
- 제 14 항에 있어서,상기 고정홀 형성부는영상 정복된 상기 골절 부위를 기초로 상기 고정 부재가 삽입되는 위치 및 방향을 결정하여 상기 고정홀을 형성하는영상 정복 기반 가상 내고정물 생성 장치.
- 제 14 항에 있어서,상기 고정홀 형성부는영상 정복된 상기 골절 부위를 기초로 상기 복수의 골절편 경계 이외의 영역에 상기 고정홀을 형성하는영상 정복 기반 가상 내고정물 생성 장치.
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| JP2021535314A JP7329603B2 (ja) | 2019-01-18 | 2019-12-23 | 画像整復に基づく仮想の内固定具の生成方法及び装置 |
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| KR102273494B1 (ko) * | 2020-11-05 | 2021-07-06 | 주식회사 카비랩 | 골절 수술용 의료기기 자동 디자인 생성 시스템 |
| KR102287762B1 (ko) * | 2020-11-05 | 2021-08-10 | 주식회사 카비랩 | 앙상블 학습 기반 골절 수술 시뮬레이터 시스템 및 그 구동 방법 |
| KR102273493B1 (ko) * | 2020-11-05 | 2021-07-06 | 주식회사 카비랩 | 골절 환자를 위한 3차원 치료계획시스템 및 그 방법 |
| KR102581628B1 (ko) * | 2020-12-18 | 2023-09-21 | 가톨릭관동대학교산학협력단 | 임플란트 자동 컨투어링 시스템 |
| KR20240086002A (ko) * | 2022-12-09 | 2024-06-18 | 주식회사 에어스 | 골절된 뼈의 좌표계의 정보를 처리하는 전자 장치와 그 동작 방법 |
| WO2025164854A1 (ko) * | 2024-01-30 | 2025-08-07 | 울산과학기술원 | 포인트 클라우드 분할과 정합을 활용한 골절 조립 장치 및 방법 |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP3735751B2 (ja) * | 2000-07-05 | 2006-01-18 | 隆弘 越智 | 骨の修復・治療装置 |
| KR20100024457A (ko) * | 2010-01-22 | 2010-03-05 | 한국과학기술원 | 컴퓨터시스템을 이용한 대퇴골 상부골절 수술계획시뮬레이션 방법 |
| KR20160091322A (ko) * | 2013-10-15 | 2016-08-02 | 모하메드 라쉬완 마푸즈 | 뼈 재건 및 정형외과용 임플란트 |
| KR101694639B1 (ko) * | 2015-11-12 | 2017-01-09 | 한림대학교 산학협력단 | 쇄골 골절 수술 전 삼차원 프린팅 모델 제작방법, 이를 수행하는 삼차원 프린팅 모델 제작 서버, 및 이를 저장하는 기록매체 |
| JP2017507689A (ja) * | 2014-01-10 | 2017-03-23 | アーオー テクノロジー アクチエンゲゼルシャフト | 少なくとも1つの解剖学的構造の3d参照コンピュータモデルを生成するための方法 |
Family Cites Families (16)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB201115586D0 (en) * | 2011-09-09 | 2011-10-26 | Univ Bristol | A system for anatomical reduction of bone fractures |
| CA2856950C (en) * | 2011-12-14 | 2023-02-14 | Stryker Leibinger Gmbh & Co. Kg | Technique for generating a bone plate design |
| US9480439B2 (en) * | 2012-11-01 | 2016-11-01 | Virginia Commonwealth University | Segmentation and fracture detection in CT images |
| CN103150442A (zh) * | 2013-03-15 | 2013-06-12 | 常州华森医疗器械有限公司 | 数字化定制骨科植入物的制造工艺 |
| WO2015168781A1 (en) * | 2014-05-06 | 2015-11-12 | Conceptualiz Inc. | System and method for interactive 3d surgical planning and modelling of surgical implants |
| US10588589B2 (en) * | 2014-07-21 | 2020-03-17 | Zebra Medical Vision Ltd. | Systems and methods for prediction of osteoporotic fracture risk |
| CN105455887A (zh) * | 2014-09-10 | 2016-04-06 | 西藏德康医疗器械有限公司 | 定制化骨板的制造方法 |
| CN105982722A (zh) * | 2015-02-02 | 2016-10-05 | 北京大璞三维科技有限公司 | 一种数字化骨骼手术修复方法和系统 |
| WO2018170162A1 (en) * | 2017-03-15 | 2018-09-20 | Bullseye Hip Replacement, Llc | Devices, systems, and methods for reducing and fixing fractured bones |
| CN107174342A (zh) * | 2017-03-21 | 2017-09-19 | 哈尔滨工程大学 | 一种计算机辅助骨折整复程度度量方法 |
| CN108338828B (zh) * | 2018-03-05 | 2021-03-16 | 新疆大学 | 一种复合结构的定制化可降解接骨板的设计与制造方法 |
| CN108491770B (zh) * | 2018-03-08 | 2023-05-30 | 李书纲 | 一种基于骨折影像的数据处理方法 |
| TWI701680B (zh) * | 2018-08-19 | 2020-08-11 | 長庚醫療財團法人林口長庚紀念醫院 | 分析醫學影像之方法及系統 |
| EP3682804A1 (en) * | 2019-01-18 | 2020-07-22 | Samsung Electronics Co., Ltd. | X-ray imaging apparatus and control method thereof |
| US11315242B2 (en) * | 2019-04-10 | 2022-04-26 | International Business Machines Corporation | Automated fracture detection using machine learning models |
| US11669984B2 (en) * | 2020-02-14 | 2023-06-06 | The Johns Hopkins University | Method and system for registering multiple structures in medical images |
-
2019
- 2019-01-18 KR KR1020190006877A patent/KR102540998B1/ko active Active
- 2019-12-23 WO PCT/KR2019/018294 patent/WO2020149544A1/ko not_active Ceased
- 2019-12-23 CN CN201980080841.9A patent/CN113194864B/zh active Active
- 2019-12-23 US US17/415,526 patent/US12303206B2/en active Active
- 2019-12-23 JP JP2021535314A patent/JP7329603B2/ja active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP3735751B2 (ja) * | 2000-07-05 | 2006-01-18 | 隆弘 越智 | 骨の修復・治療装置 |
| KR20100024457A (ko) * | 2010-01-22 | 2010-03-05 | 한국과학기술원 | 컴퓨터시스템을 이용한 대퇴골 상부골절 수술계획시뮬레이션 방법 |
| KR20160091322A (ko) * | 2013-10-15 | 2016-08-02 | 모하메드 라쉬완 마푸즈 | 뼈 재건 및 정형외과용 임플란트 |
| JP2017507689A (ja) * | 2014-01-10 | 2017-03-23 | アーオー テクノロジー アクチエンゲゼルシャフト | 少なくとも1つの解剖学的構造の3d参照コンピュータモデルを生成するための方法 |
| KR101694639B1 (ko) * | 2015-11-12 | 2017-01-09 | 한림대학교 산학협력단 | 쇄골 골절 수술 전 삼차원 프린팅 모델 제작방법, 이를 수행하는 삼차원 프린팅 모델 제작 서버, 및 이를 저장하는 기록매체 |
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| US20220054196A1 (en) | 2022-02-24 |
| CN113194864A (zh) | 2021-07-30 |
| JP2022514336A (ja) | 2022-02-10 |
| KR20200089956A (ko) | 2020-07-28 |
| KR102540998B1 (ko) | 2023-06-05 |
| CN113194864B (zh) | 2025-03-04 |
| US12303206B2 (en) | 2025-05-20 |
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