CN110974326B - Method and system for reducing scar formation - Google Patents
Method and system for reducing scar formation Download PDFInfo
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- CN110974326B CN110974326B CN201911400896.1A CN201911400896A CN110974326B CN 110974326 B CN110974326 B CN 110974326B CN 201911400896 A CN201911400896 A CN 201911400896A CN 110974326 B CN110974326 B CN 110974326B
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- 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
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/04—Surgical instruments, devices or methods, e.g. tourniquets for suturing wounds; Holders or packages for needles or suture materials
- A61B17/0482—Needle or suture guides
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- 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
- 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
- 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
- A61B2034/107—Visualisation of planned trajectories or target regions
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- 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
- A61B2090/364—Correlation of different images or relation of image positions in respect to the body
- A61B2090/366—Correlation of different images or relation of image positions in respect to the body using projection of images directly onto the body
Abstract
The invention discloses a method and a system for reducing scar formation, and particularly relates to the technical field of medical treatment, wherein the method comprises the following steps: acquiring an initial wound image; determining line features and angle features of the initial wound edge from the initial wound image; a target image determined according to the line feature and the angle feature, wherein the target image displays the sutured wound; determining a target position point of the puncture hole in the initial wound image according to the target image; generating a projection image according to the target position point; projecting the projected image at the wound site to stitch the wound according to the projected image. According to the invention, the target position point of the puncture hole is determined after the line characteristic and the angle characteristic are matched, and the suture is carried out according to the target position, so that the obtained wound after the suture is closer to the original skin, and the scar formed by the wound after the suture is reduced.
Description
Technical Field
The present application relates to the field of medical technology, and relates to, but is not limited to, a method and system for reducing scarring.
Background
As is well known in the art, when wounds in human or animal tissue heal, they often leave scars which, due to their presence, are unsightly and/or affect the normal functioning of the human or animal body.
In surgery, when a wound is present, the wound needs to be sutured, and the size of the sutured area directly affects the size or beauty of the scar formed after surgery, so it is desirable to provide a method for reducing the size of the wound and thus the scar formation.
Disclosure of Invention
In view of the above, embodiments of the present application provide a method and system for reducing scarring. One or more of the problems due to the limitations and disadvantages of the related art are overcome at least in part.
The present application provides a method of reducing scarring, the method comprising: acquiring an initial wound image; determining a plurality of line features and a plurality of corner features of the initial wound edge from the initial wound image; performing preset processing on the initial wound image according to the line features and the angle features to obtain a target image, wherein the target image displays a sutured wound; determining a target position point of the puncture hole in the initial wound image according to the target image; generating a projection image according to the target position point; projecting the projected image at the wound site to stitch the wound according to the projected image.
In some embodiments, said determining line and corner features of said wound edge from said initial wound image comprises: acquiring a wound edge image according to the initial wound image; according to the wound edge image, extracting a plurality of first line features and a plurality of first corner features of a first side edge in the edge image, and extracting a plurality of second line features and a plurality of second corner features of a second side edge in the edge image, wherein the first side edge and the second side edge form a closed curve.
In some embodiments, a target image obtained by performing preset processing on the initial wound image according to the line features and the corner features is used for displaying a sutured wound, and the method includes the steps of respectively matching the first line features and the second line features, and the first corner features and the second corner features to obtain matching results; and determining a target image according to the matching result.
In some embodiments, the determining a target location point of the puncture in the image of the initial wound from the target image comprises: determining the position points of the puncture hole on a first side edge and a second side edge in a target image, wherein the number of the position points on the first side edge is the same as that of the position points on the second side edge, and the distance between the position points on the same side edge is within a preset distance range; and determining the target position points of the puncture hole in the initial wound image according to the position points of the puncture hole on the first side edge and the second side edge.
Embodiments of the present application further provide a system for reducing scarring, the system comprising: the acquisition module is used for acquiring an initial wound image; a first determination module to determine a plurality of line features and a plurality of corner features of the initial wound edge from the initial wound image; a second determining module, configured to perform preset processing on the initial wound image according to the line features and the angle features to obtain a target image, where a sutured wound is displayed in the target image; the third determining module is used for determining a target position point of the puncture in the initial wound image according to the target image; the production module is used for generating a projection image according to the target position point; a projection module for projecting the projected image at the wound site to suture the wound according to the projected image.
In some embodiments, the first determining module comprises: the acquisition unit is used for acquiring a wound edge image according to the image of the wound; the extraction unit is used for extracting a plurality of first line features and a plurality of first corner features of a first side edge in the edge image and extracting a plurality of second line features and a plurality of second corner features of a second side edge in the edge image according to the wound edge image, wherein the first side edge and the second side edge form a closed curve.
In some embodiments, the second determining module comprises: the matching unit is used for respectively matching the plurality of first line characteristics with the plurality of second line characteristics and the plurality of first angle characteristics with the plurality of second angle characteristic angles to obtain matching results; and the determining unit is used for determining the target image according to the matching result.
In some embodiments, the third determining module comprises:
the third determining unit is used for determining the position points of the puncture hole on the first side edge and the second side edge in the target image, wherein the number of the position points on the first side edge is the same as that of the position points on the second side edge, and the distance between the position points on the same side edge is within a preset distance range; and the fourth determining unit is used for determining the target position points of the puncture in the initial wound image according to the position points of the puncture on the first side edge and the second side edge.
The method and the system for reducing scar formation provided by the embodiment of the application can be used for determining the target position point of the puncture hole after matching of the line characteristic and the angle characteristic, suturing is carried out according to the target position, the obtained wound after suturing is closer to the original skin, and the scar formed by the wound after suturing is further reduced.
In addition to the objects, features and advantages described above, other objects, features and advantages will be apparent from the present application. The present application will be described in further detail below with reference to the drawings.
Drawings
The accompanying drawings, which are incorporated in and constitute a part of this application, illustrate embodiments of the application and, together with the description, serve to explain the application and are not intended to limit the application.
Figure 1 is a schematic flow chart of a method of reducing scarring provided by an embodiment of the present application; figure 2 is a schematic diagram of a system for reducing scarring provided herein.
Detailed Description
In order to make the objects, technical solutions and advantages of the present application more apparent, the present application is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the present application and are not intended to limit the present application.
The present application provides a method of reducing scarring for use in a system for reducing scarring, the method being executable by a processor of the system for reducing scarring, the method further being storable in a technical machine storage medium in some embodiments. Fig. 1 is a schematic flow chart of a scar formation reduction method provided by an embodiment of the present application, as shown in fig. 1.
Step S101, the system for reducing scarring acquires an initial wound image.
In an embodiment of the present application, an image of an initial wound may be acquired by an image acquisition module, which includes at least a camera. The initial wound is shown as a newly injured wound of the patient.
Step S102, the system for reducing scar formation determines line features and angle features of the initial wound edge according to the initial wound image.
In the embodiment of the application, when the image of the initial wound is acquired, feature extraction can be performed on the edge of the initial wound in the image, and a plurality of line features and a plurality of angle features of the wound edge are obtained. In an embodiment of the present application, the wound generally includes opposing first and second sides, and when performing feature extraction of the wound edge, a plurality of line features and a plurality of corner features of the first and second sides are extracted. In the embodiment of the present application, the line characteristics include the length, the radian and the like of the line, and the angle characteristics include the size and the like of the angle. In the embodiment of the application, in order to perform more accurate line feature and corner feature matching, a plurality of line features and a plurality of corner features of a plurality of first sides and second sides are extracted. In the embodiment of the application, when a line feature or a corner feature is extracted, when a line feature or a corner feature is determined on a first side, a line feature or a corner feature needs to be determined on a second side correspondingly, the line feature or the corner feature determined on the first side and the line feature or the corner feature determined on the second side are within a preset distance, and the preset distance can be actually determined according to the size of a wound. One line or corner feature of the first side edge is adjacent to the feature of one line or corner feature defined by the second side edge. Illustratively, if the line feature of the first side edge is a straight line, the line feature determined at the relative position of the second side edge is close to the straight line.
And S103, the system for reducing scar formation performs preset processing on the initial wound image according to the line feature and the angle feature to obtain a target image, and the target image displays the sutured wound.
In this embodiment of the application, can match according to the line characteristic and the angle characteristic of first side in the initial image and the line characteristic and the angle characteristic of second side, it is the at least most regional coincidence with first side and second side in the initial image to predetermine the processing. The registered image is determined as the target image, that is, the region where the first side and the second side of the target image are registered can be regarded as the sutured wound.
And step S104, determining a target position point of the puncture hole in the initial wound image according to the target image by the scar formation reducing system.
In the embodiment of the present application, after the target image is determined, the position points are first determined on the first side and the second side of the target image, and in the embodiment of the present application, the position points may be regarded as puncture holes through which the puncture needle is to pass.
When the distance between the position points of the same side edge is within a preset distance range, the number of the position points of the first side edge is the same as that of the position points of the second side edge. Illustratively, 10 location points are determined on the first side edge, and correspondingly 10 location points are determined on the second side edge, and the location points on the same side edge are about 3mm away. After the position point is determined in the target image, the sutured wound in the target image is restored to the initial wound, that is, the target position point of the puncture hole in the initial wound image can be determined.
Step S105, the system for reducing scar formation generates a projection image from the target location point.
In an embodiment of the application, the system for reducing scar formation may extract a target location point and then generate a projection image according to the target location point.
Step S106, the system for reducing scar formation projects the projection image at the wound to suture the wound according to the projection image.
In the embodiment of the application, the scar formation reduction system can be implemented by a projection module in the scar formation reduction system, the projection module can be a projector, and the scar formation reduction system projects the target position point to the wound by controlling the projection module.
In the embodiment of the present application, the doctor may suture the wound according to the projected image. In some embodiments, the wound may also be sutured by an execution module in a scar formation reduction system, the execution module including at least a robotic arm.
According to the method provided by the embodiment of the application, the target image is determined after the line characteristics and the angle characteristics are matched, the position points are determined in the target image, the target position points in the initial wound image are further determined, the target position points are projected to the wound, so that a doctor can suture according to the target position, the obtained wound after suturing is closer to the original skin, and the size of the formed scar is reduced.
In some embodiments, step S102: the determining a plurality of line features and a plurality of corner features of the wound edge from the initial wound image may be accomplished by: and S1021, acquiring a wound edge image according to the initial wound image by the scar formation reduction system.
In embodiments of the present application, reducing scarring may determine where the wound edge is based on the color of the wound, which is typically darker than the color of the wound edge.
Step S1022, the system for reducing scar formation extracts, according to the wound edge image, a plurality of first line features and a plurality of first corner features of a first side edge in the edge image, and a plurality of second line features and a plurality of second corner features of a second side edge in the edge image.
In the embodiment of the present application, the first side and the second side form a closed curve. In the embodiment of the present application, when a line feature or a corner feature is determined on the first side edge, a line feature or a corner feature needs to be determined on the second side edge correspondingly. A plurality of first line characteristics and a plurality of first angle characteristics of first side are obtained through the mode of extracting in proper order, a plurality of second line characteristics and a plurality of second angle characteristics of second side in the edge image.
Based on the foregoing embodiment of the method, a system for reducing scarring provided in this embodiment of the present application is further provided, and fig. 2 is a schematic structural diagram of the system for reducing scarring provided in this embodiment of the present application, where the system 200 for reducing scarring includes: an acquisition module 201 for acquiring an initial wound image.
A first determining module 202, configured to determine a plurality of line features and a plurality of corner features of the initial wound edge according to the initial wound image;
a second determining module 203, configured to perform preset processing on the initial wound image according to the line features and the angle features to obtain a target image, where a sutured wound is displayed in the target image; a third determining module 204, configured to determine a target location point of the puncture in the initial wound image according to the target image; a generating module 205, configured to generate a projection image according to the target location point; a projection module 206 for projecting the projected image at the wound site for suturing the wound according to the projected image.
In some embodiments, the first determining module 202 includes: the acquisition unit is used for acquiring a wound edge image according to the image of the wound; the extraction unit is used for extracting a plurality of first line features and a plurality of first corner features of a first side edge in the edge image and extracting a plurality of second line features and a plurality of second corner features of a second side edge in the edge image according to the wound edge image, wherein the first side edge and the second side edge form a closed curve.
In some embodiments, the second determining module 203 comprises: the matching unit is used for respectively matching the plurality of first line characteristics with the plurality of second line characteristics and the plurality of first angle characteristics with the plurality of second angle characteristic angles to obtain matching results; and the determining unit is used for determining the target image according to the matching result.
In some embodiments, the third determination module 204 includes: the third determining unit is used for determining the position points of the puncture hole on the first side edge and the second side edge in the target image, wherein the number of the position points on the first side edge is the same as that of the position points on the second side edge, and the distance between the position points on the same side edge is within a preset distance range; and the fourth determining unit is used for determining the target position points of the puncture in the initial wound image according to the position points of the puncture on the first side edge and the second side edge.
It should be noted that the embodiments of the present application provide a specific implementation of a system for reducing scarring that refers to a representation of an embodiment of a method for reducing scarring.
The present invention also provides a computer readable storage medium storing a computer program which essentially realizes the steps of the method for reducing scarring as described in any one of the above embodiments.
In the description herein, references to the description of the term "one embodiment," "some embodiments," "an example," "a specific example," or "some examples," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Furthermore, various embodiments or examples and features of different embodiments or examples described in this specification can be combined and combined by one skilled in the art without contradiction.
Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In the description of the present invention, "a plurality" means two or more unless specifically defined otherwise.
Any process or method descriptions in flow charts or otherwise described herein may be understood as representing modules, segments, or portions of code which include one or more executable instructions for implementing specific logical functions or steps of the process, and alternate implementations are included within the scope of the preferred embodiment of the present invention in which functions may be executed out of order from that shown or discussed, including substantially concurrently or in reverse order, depending on the functionality involved, as would be understood by those reasonably skilled in the art of the present invention.
The logic and/or steps represented in the flowcharts or otherwise described herein, e.g., an ordered listing of executable instructions that can be considered to implement logical functions, can be embodied in any computer-readable medium for use by or in connection with an instruction execution system, apparatus, or device, such as a computer-based system, processor-containing system, or other system that can fetch the instructions from the instruction execution system, apparatus, or device and execute the instructions. For the purposes of this description, a "computer-readable medium" can be any means that can contain, store, communicate, propagate, or transport the program for use by or in connection with the instruction execution system, apparatus, or device. More specific examples (a non-exhaustive list) of the computer-readable medium would include the following: an electrical connection (electronic device) having one or more wires, a portable computer diskette (magnetic device), a Random Access Memory (RAM), a read-only memory (ROM), an erasable programmable read-only memory (EPROM or flash memory), an optical fiber device, and a portable read-only memory (CDROM). Additionally, the computer-readable medium could even be paper or another suitable medium upon which the program is printed, as the program can be electronically captured, via for instance optical scanning of the paper or other medium, then compiled, interpreted or otherwise processed in a suitable manner if necessary, and then stored in a computer memory.
It should be understood that portions of the present invention may be implemented in hardware, software, firmware, or a combination thereof. In the above embodiments, the various steps or methods may be implemented in software or firmware stored in memory and executed by a suitable instruction execution system. For example, if implemented in hardware, as in another embodiment, any one or combination of the following techniques, which are known in the art, may be used: a discrete logic circuit having a logic gate circuit for implementing a logic function on a data signal, an application specific integrated circuit having an appropriate combinational logic gate circuit, a Programmable Gate Array (PGA), a Field Programmable Gate Array (FPGA), or the like.
It will be understood by those skilled in the art that all or part of the steps carried by the method for implementing the above embodiments may be implemented by hardware related to instructions of a program, which may be stored in a computer readable storage medium, and when the program is executed, the program includes one or a combination of the steps of the method embodiments.
In addition, functional units in the embodiments of the present invention may be integrated into one processing module, or each unit may exist alone physically, or two or more units are integrated into one module. The integrated module can be realized in a hardware mode, and can also be realized in a software functional module mode. The integrated module, if implemented in the form of a software functional module and sold or used as a separate product, may also be stored in a computer readable storage medium. The storage medium may be a read-only memory, a magnetic or optical disk, or the like.
Claims (1)
1. A system for reducing scarring, the system comprising:
the acquisition module is used for acquiring an initial wound image;
a first determination module to determine a plurality of line features and a plurality of corner features of the initial wound edge from the initial wound image;
a second determining module, configured to perform preset processing on the initial wound image according to the line features and the angle features to obtain a target image, where a sutured wound is displayed in the target image;
the third determining module is used for determining a target position point of the puncture in the initial wound image according to the target image;
the generating module is used for generating a projection image according to the target position point;
a projection module for projecting the projected image at the wound site to stitch the wound according to the projected image;
the first determining module includes:
the acquisition unit is used for acquiring a wound edge image according to the image of the wound;
the extraction unit is used for extracting a plurality of first line features and a plurality of first corner features of a first side edge in the edge image and extracting a plurality of second line features and a plurality of second corner features of a second side edge in the edge image according to the wound edge image, wherein the first side edge and the second side edge form a closed curve;
the second determining module includes:
a matching unit configured to match the plurality of first line features and the plurality of second line features, and the plurality of first angle features and the plurality of second angle feature angles, respectively;
overlapping at least most areas of the first side edge and the second side edge in the initial image, and determining the overlapped image as a target image;
obtaining a matching result;
a determining unit for determining a target image according to the matching result;
a third determination module comprising:
the third determining unit is used for determining the position points of the puncture hole on the first side edge and the second side edge in the target image, wherein the number of the position points on the first side edge is the same as that of the position points on the second side edge, and the distance between the position points on the same side edge is within a preset distance range;
and the fourth determining unit is used for determining the target position points of the puncture in the initial wound image according to the position points of the puncture on the first side edge and the second side edge.
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| CN105578983A (en) * | 2013-09-24 | 2016-05-11 | 皇家飞利浦有限公司 | Method of calculating a surgical intervention plan |
| CN107224326A (en) * | 2016-03-24 | 2017-10-03 | 索弗拉狄姆产品公司 | Generation model and the system and method for simulating the influence to surgery surgical repair site |
| US20190147767A1 (en) * | 2017-11-15 | 2019-05-16 | Applied Medical Resources Corporation | Suturing skills surgical training model |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105578983A (en) * | 2013-09-24 | 2016-05-11 | 皇家飞利浦有限公司 | Method of calculating a surgical intervention plan |
| CN107224326A (en) * | 2016-03-24 | 2017-10-03 | 索弗拉狄姆产品公司 | Generation model and the system and method for simulating the influence to surgery surgical repair site |
| US20190147767A1 (en) * | 2017-11-15 | 2019-05-16 | Applied Medical Resources Corporation | Suturing skills surgical training model |
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