TW201410211A - Tendon detection apparatus and tendon detection method - Google Patents

Abstract

A tendon detection apparatus for detecting a tendon includes a sonography detection unit, an image tracking unit, a mechanical detection unit, and an integration unit. The sonography detection unit takes a plurality of images of the tendon. The image tracking unit tracks at least one specific area on the images to obtain a movement information of the specific area. The mechanical detection unit provides a mechanical detection for the tendon to obtain a mechanical parameter-time information while the images are taken. The integration unit is electrically connected with the image tracking unit and the mechanical detection unit to integrate the mechanical parameter-time information and the movement information. The tendon detection apparatus of the invention can provide the scientific, quantified, and mechanical detection for the tendon.

Description

Tendon detection device and tendon detection method

The present invention relates to a detecting device and a detecting method, and more particularly to a tendon detecting device and a tendon detecting method.

For sports injuries, tendon testing is a very important part of medical care. The tendon test can be used to detect a more fragile part of the tissue, or to understand the condition of the tendon injury to give the correct treatment. The quality of the tendon includes morphological integrity, tensile strength, and internal structural characteristics of the tendon. However, conventional tendon detection is only observed by an ultrasound imaging diagnostic system, which does not achieve scientific, quantitative, and mechanical grade detection.

Therefore, how to provide a tendon detecting device and a tendon detecting method, which can provide scientific, quantitative and mechanical grade detection of tendon, thereby improving diagnostic performance and product competitiveness, is one of the current important topics.

In view of the above problems, an object of the present invention is to provide a tendon detecting device and a tendon detecting method capable of providing a scientific, quantitative, and mechanical grade detection of tendons.

To achieve the above object, a tendon detecting device according to the present invention is for detecting a tendon and comprising an ultrasonic image detecting unit, an image tracking unit, a mechanical detecting unit and an integrating unit. The ultrasonic image detecting unit captures a plurality of images of the muscle. The image tracking unit tracks the shadows At least one specific area, such as to obtain displacement information of one of the specific areas. The mechanical testing unit applies a mechanical test to the tendon while obtaining the images to obtain a mechanical parameter-time information. The integrated unit is electrically connected to the image tracking unit and the mechanical detection unit, and integrates mechanical parameters-time information and displacement information.

In one embodiment, the image tracking unit tracks the particular region based on normalized cross-correlation algorithms, absolute errors and algorithms, differences and algorithms, or a combination thereof.

In one embodiment, the mechanical testing is performed on a uniaxial, biaxial, or triaxial basis.

In one embodiment, the mechanical testing unit includes a mechanical sensor and a bracket, and the mechanical sensor is disposed on the bracket.

In one embodiment, the mechanical sensor is a torque meter, a strain gauge, a displacement meter, an accelerometer, a gyroscope, or a combination thereof.

In an embodiment, the bracket comprises at least one telescopic rod.

In one embodiment, the bracket includes a fixing portion that is fixed to an external device by locking, bonding, snapping, or clamping.

In one embodiment, the bracket includes at least one pivot structure and a plurality of links that are coupled by a pivot structure.

In one embodiment, the tendon detecting device further includes a display unit electrically connected to the integrated unit and displaying a picture showing mechanical parameters - time information, displacement information, at least one of the images, or Its combination.

In one embodiment, the image tracking unit tracks a plurality of specific regions of the images that are at different depths of the tendon.

In one embodiment, one of the ultrasonic image detecting units detects that the head system is relatively fixed to the bracket.

To achieve the above object, a tendon detecting method for detecting a tendon comprises: capturing a plurality of images of the muscle; tracking at least a specific region of the images to obtain displacement information of the specific region; capturing the images At the same time, a mechanical test is performed on the tendon to obtain a mechanical parameter-time information; and the mechanical parameters-time information and displacement information are integrated.

According to the above, a tendon detecting device and a tendon detecting method of the present invention use a supersonic image detecting unit to extract images from muscles, and a mechanical detecting unit, while drawing the images, A mechanical test is performed to obtain a mechanical parameter-time information. Thereby, the ultrasonic image is captured while performing the mechanical detection, so that the ultrasonic image can correspond to a specific mechanical detection, such as translation, rotation, etc., and the mechanical detection is reproducible, and the repairing parts are given to the ultrasonic image. The significance of scientific, quantitative and mechanical testing. Therefore, the tendon detecting device and the tendon detecting method of the present invention can provide scientific, quantitative and mechanical grade detection of tendons, thereby improving diagnostic performance and product competitiveness. In addition, the mechanical testing unit can provide different and targeted mechanical tests for different tendons or detection faces, thereby expanding the scope of application of the present invention.

Hereinafter, one of the preferred embodiments of the present invention will be described with reference to the related drawings. The tendon detecting device and the tendon detecting method, wherein the same elements will be denoted by the same reference symbols.

1 is a block diagram of a tendon detecting device 1 according to a preferred embodiment of the present invention. As shown in FIG. 1 , the tendon detecting device 1 includes an ultrasonic image detecting unit 11 , an image tracking unit 12 , a mechanical detecting unit 13 , and An integration unit 14. FIG. 2A is a schematic diagram of a user performing a mechanical test by the mechanical detecting unit 13.

The tendon detecting device 1 is used for detecting a tendon, which does not limit the type or source of the tendon, and may be, for example, a muscle upper iliac crest, an Achilles tendon, a sub-humeral tendon, a stretch/curved wrist, a flexor tendon, and the like. .

The ultrasonic image detecting unit 11 is configured to capture a plurality of images on the muscle. Here, the image acquired by the ultrasonic image detecting unit 11 on the tendon is, for example, a two-dimensional B-mode ultrasonic image. It should be noted that, while capturing the image, a mechanical test is performed on the tendon by the mechanical detecting unit 13, that is, the ultrasonic image detecting unit 11 captures the image when the tendon is mechanically tested.

When the configurations of the mechanical detecting unit 13 are different, the mechanical tests that can be performed are also different. The mechanical detection is performed, for example, according to uniaxial, biaxial, or triaxial, and the motion generated by the mechanical detection is, for example, translation, plane rotation, three-dimensional rotation, or a combination thereof. The mechanical testing unit 13 shown in Fig. 2A is merely an example and is not intended to limit the invention. As shown in FIG. 2A , the mechanical detecting unit 13 can include a mechanical sensor 131 and a bracket 132 , and the mechanical sensor 131 is disposed on the bracket 132 . The bracket 132 can limit the movement of the user to achieve reproducibility and consistency of the motion, thereby bringing a scientific detection effect. The mechanical sensor 131 can be a torque meter, a strain gauge (strain) Gauge, a displacement meter, an accelerometer, a gyroscope, or a combination thereof. The bracket 132 can include at least one telescopic rod 1321 and includes a fixing portion 1322. The fixing portion 1322 can be fixed to an external device by locking, bonding, snapping, clamping, or other fixing. The external device is, for example, a Door frame, a seat or other fixing element. In addition, the bracket 132 can further include at least one pivot structure 1323 and a plurality of links 1324. The links 1324 are coupled by the pivot structure 1323 to perform single-axis, double-axis or three-axis rotation according to the pivot structure 1323.

In addition, in order to achieve a scientific detection effect, one of the detection heads 111 of the ultrasonic image detecting unit 11 can be relatively fixed to the bracket 132, wherein the detecting head 111 can be directly or indirectly fixed to the bracket 132. Here, the grip of the detecting head 111 or the detecting head 111 is directly fixed to the bracket 132. 2B is an enlarged schematic view showing the fixing of the detecting head 111 and the bracket 132 in a view of FIG. 2A. As shown in FIG. 2B, a part of the detecting head 111 is fastened to the connecting rod 1324 of the bracket 132 by a locking component L. on. The above is only an example. The present invention is not limited to fixing the detecting head 111 by using a locking method, and the detecting head 111 and the bracket 132 may be relatively fixed by other means such as bonding, welding, clamping, and snapping. A portion of the detecting head 111 can also be integrally formed with the bracket 132. In addition, the detection head 111 can extend from other portions of the bracket 132, such as from the link 1324.

The mechanical testing unit 13 applies a mechanical test to the tendon and obtains a mechanical parameter-time information. The mechanical parameters vary depending on the mechanical sensor 131 used, which may be, for example, Newtonian force, strain, displacement, acceleration, angular velocity, or a combination thereof, and the like. Mechanical parameters - time information It mainly includes the change of the mechanical parameters obtained by the mechanical sensor 131 with respect to time during the mechanical testing by the user.

In addition, after the ultrasound image detecting unit 11 captures the image, the image tracking unit 12 tracks at least one specific region of the images to obtain displacement information of the specific region. FIG. 3 is a schematic diagram of an image I captured by the ultrasonic image detecting unit 11, which shows the cross-sectional texture of the tendon. The user can select at least one region of the image I as a specific region. For example, FIG. 3 shows two specific regions 201, 202 at different depths of the tendon. The image tracking unit 12 can track the locations of the specific regions 201, 202 and obtain the displacement information of the respective specific regions 201, 202. The image tracking unit 12 may, for example, first define features of a particular region, and then track changes in the position of the particular region in a continuous image or relative speckle within the region. The image tracking unit 12 is based, for example, on a normalized-cross-correlation (NCC), a sum-of-absolute-difference (SAD), a difference, and an algorithm (sum-of-squared). -difference, SSD), or a combination thereof to track a particular area. The preferred ones use a normalized cross-correlation algorithm for tracking to achieve better accuracy.

The integration unit 14 is electrically connected to the image tracking unit 12 and the mechanical detection unit 13, and integrates mechanical parameters-time information and displacement information. 4 is a screen displayed by the display unit of the tendon detecting device 1 after the integration unit 14 performs the integration, and the screen can present at least one of the mechanical parameter-time information, the displacement information, and the ultrasonic image detecting unit 11 Image, or a combination thereof. Here, as shown in FIG. 4, the image captured by the ultrasonic image detecting unit 11 is displayed in the upper left corner of the screen, which may also change with time. The upper half of the upper right corner of the screen displays the displacement information I _M , and the displacement information I _M shows the change of the position of the specific regions 201 and 202 with time, wherein the horizontal axis is time and the vertical axis is position or displacement. . The upper part of the upper right corner of the screen shows the mechanical parameter - time information I _PT , where the horizontal axis is time and the vertical axis is the mechanical parameter value. In addition, the lower half of the screen displays one of the user's operation interfaces for the user to operate to obtain further information, such as information obtained after calculation.

FIG. 5 is a flow chart of a method for detecting tendon according to a preferred embodiment of the present invention. The tendon detecting method of the present embodiment is applied to, for example, the tendon detecting device 1 of the above embodiment. As shown in FIG. 5, the tendon detecting method includes capturing a plurality of images of the muscles (step S01); tracking at least one specific region of the images to obtain displacement information of one of the specific regions (step S02); At the same time, a mechanical test is performed on the tendon to obtain a mechanical parameter-time information (step S03); and the mechanical parameter-time information and the displacement information are integrated (step S04). In addition, the tendon detection method may further include: displaying a screen, the screen exhibiting mechanical parameters - time information, displacement information, at least one of the images, or a combination thereof. Since other details of the tendon detection method have been described in detail in the above embodiments, they will not be described again.

In summary, the tendon detecting device and the tendon detecting method of the present invention not only use the ultrasonic image detecting unit to capture the image of the muscle, but also use a mechanical detecting unit to capture the image while the tendon is being taken. A mechanical test is performed to obtain a mechanical parameter-time information. In this way, the ultrasonic image is captured while performing the mechanical detection, so that the ultrasonic image can correspond To specific mechanical tests, such as translation, rotation, etc., and mechanical testing is reproducible, the above-mentioned repairs give the meaning of scientific, quantitative and mechanical detection of ultrasonic imaging. Therefore, the tendon detecting device and the tendon detecting method of the present invention can provide scientific, quantitative and mechanical grade detection of tendons, thereby improving diagnostic performance and product competitiveness. In addition, the mechanical testing unit can provide different and targeted mechanical tests for different tendons or detection faces, thereby expanding the scope of application of the present invention.

The above is intended to be illustrative only and not limiting. Any equivalent modifications or alterations to the spirit and scope of the invention are intended to be included in the scope of the appended claims.

1‧‧‧ Tendon detection device

11‧‧‧Ultrasonic image detection unit

111‧‧‧Responsive head

12‧‧‧Image Tracking Unit

13‧‧‧Mechanical testing unit

131‧‧‧Mechanical Sensor

132‧‧‧ bracket

1321‧‧‧ Telescopic rod

1322‧‧‧Fixed Department

1323‧‧‧ pivot structure

1324‧‧‧ Connecting rod

14‧‧‧Integrated unit

201, 202‧‧‧Specific areas

I‧‧‧ images

I _M ‧‧‧ Displacement Information

I _PT ‧‧‧Mechanical parameters - time information

L‧‧‧Locking components

S01~S04‧‧‧ Tensile detection method steps

1 is a block diagram of a tendon detecting device according to a preferred embodiment of the present invention; FIG. 2A is a schematic diagram of a user performing mechanical testing by a mechanical detecting unit according to a preferred embodiment of the present invention; FIG. 2B is a view of FIG. FIG. 3 is a schematic diagram of an image captured by an ultrasonic image detecting unit according to a preferred embodiment of the present invention; FIG. 4 is a schematic view of a tendon detecting device according to a preferred embodiment of the present invention; A screen displayed by a display unit; and FIG. 5 is a flow chart of a method for detecting tendon according to a preferred embodiment of the present invention.

1‧‧‧ Tendon detection device

11‧‧‧Ultrasonic image detection unit

12‧‧‧Image Tracking Unit

13‧‧‧Mechanical testing unit

14‧‧‧Integrated unit

Claims (16)

A tendon detecting device for detecting a tendon comprises: an ultrasonic image detecting unit for capturing a plurality of images of the muscle; and an image tracking unit for tracking at least a specific region of the images to obtain the specific region a displacement detection unit; a mechanical detection unit that applies a mechanical test to the tendon to obtain a mechanical parameter-time information while capturing the image; and an integrated unit, the image tracking unit and the mechanics The detecting unit is electrically connected and integrates the mechanical parameter-time information and the displacement information. The tendon detecting device according to claim 1, wherein the image tracking unit tracks the specific region according to a normalized cross-correlation algorithm, an absolute error and an algorithm, a difference and an algorithm, or a combination thereof. The tendon detecting device according to claim 1, wherein the mechanical testing is performed according to uniaxial, biaxial, or triaxial. The tendon detecting device according to claim 1, wherein the mechanical detecting unit comprises a mechanical sensor and a bracket, and the mechanical sensor is disposed on the bracket. The tendon detecting device according to claim 4, wherein the mechanical sensor is a torque meter, a strain gauge, a displacement meter, an accelerometer, a gyroscope, or a combination thereof. The tendon detecting device of claim 4, wherein the bracket comprises at least one telescopic rod. The tendon detecting device of claim 4, wherein the bracket comprises a fixing portion fixed to an external device by locking, bonding, engaging, or clamping. The tendon detecting device of claim 4, wherein the bracket comprises at least one pivot structure and a plurality of links connected by the pivot structure. The muscle tendon detecting device according to claim 1, further comprising: a display unit electrically connected to the integrated unit and displaying a screen, wherein the screen presents the mechanical parameter-time information, the displacement information, the first At least one of the images, or a combination thereof. The tendon detecting device of claim 1, wherein the image tracking unit tracks a plurality of specific regions of the images, the specific regions being located at different depths of the tendon. The tendon detecting device of claim 4, wherein one of the ultrasonic image detecting units detects that the head system is relatively fixed to the bracket. A tendon detecting method for detecting a tendon comprises: capturing a plurality of images of the muscle; tracking at least a specific region of the images to obtain displacement information of the specific region; and extracting the images while The tendon is subjected to a mechanical test to obtain a mechanical parameter-time information; and the mechanical parameter-time information and the displacement information are integrated. The method for detecting tendon according to claim 12, wherein Tracking of this particular region is based on normalized cross-correlation algorithms, absolute errors and algorithms, differences and algorithms, or a combination thereof. The method for detecting tendon according to claim 12, wherein the mechanical test is performed according to uniaxial, biaxial, or triaxial. The method for detecting a tendon according to claim 12, further comprising: displaying a picture showing the mechanical parameter-time information, the displacement information, at least one of the images, or a combination thereof. The method of detecting tendon according to claim 12, wherein when tracking a plurality of specific regions, the specific regions are located at different depths of the tendon.