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CN-224220162-U - Positioning device for liver elasticity detection

CN224220162UCN 224220162 UCN224220162 UCN 224220162UCN-224220162-U

Abstract

The utility model relates to a positioning device for liver elasticity detection, which comprises a first positioning block, a second positioning block and a moving block, wherein the first positioning block is fixed at a xiphoid process on the surface of a human body, the second positioning block is connected with the second positioning block through a first connecting piece, the extending direction of the first connecting piece is perpendicular to the axillary center line of the human body, the moving block is connected with the first positioning block through a second connecting piece and is connected with the second positioning block through a third connecting piece, and the moving block, the first positioning block and the second positioning block form a triangular structure, or the moving block is positioned on the same horizontal plane of the first positioning block and the second positioning block. According to the positioning device provided by the embodiment of the utility model, after the patient finishes the liver elasticity detection for the first time, the distance between the two positioning blocks is recorded, and in the subsequent examination, an operator can quickly find the position where the moving block is placed by only placing the two positioning blocks on the body surface of the patient according to the recorded distance, so that the deviation of an examination result is reduced.

Inventors

  • CHEN WENHANG
  • Pi Sainan
  • LI WEICHAO

Assignees

  • 中山大学附属第七医院(深圳)

Dates

Publication Date
20260512
Application Date
20250402

Claims (10)

  1. 1. A positioning device for liver elasticity detection, comprising: the first positioning block is fixed at the xiphoid process on the surface of the human body; The second positioning block is fixed on the surface of a human body, and the first positioning block is connected with the second positioning block through a first connecting piece, and the extending direction of the first connecting piece is perpendicular to the axillary center line of the human body; the movable block is connected with the first positioning block through a second connecting piece, and is connected with the second positioning block through a third connecting piece, and the movable block, the first positioning block and the second positioning block form a triangular structure with the first positioning block, the second positioning block and the movable block as vertexes, or the movable block is positioned on the same horizontal plane of the first positioning block and the second positioning block.
  2. 2. The positioning device for liver elasticity test according to claim 1, wherein the second positioning block is provided as a right angle positioner, and the first connecting member and the third connecting member are connected to the right angle positioner such that the first connecting member and the third connecting member are provided at right angles.
  3. 3. The positioning device for liver elasticity detection according to claim 1, wherein the first positioning block is fixed to a human xiphoid process, the second positioning block is fixed to a human axillary midline, and the first connecting member is perpendicular to the axillary midline.
  4. 4. The positioning device for liver elasticity detection according to claim 1, wherein the first connecting piece is made of plastic material, and the first connecting piece is provided with a scale, and the minimum graduation value of the scale is 1mm.
  5. 5. The positioning device for liver elasticity detection according to claim 4, wherein the first connecting member is provided in a telescopic sleeve structure, and the first connecting member is provided with a length locking knob to fix a distance between the first positioning block and the second positioning block.
  6. 6. The positioning device for liver elasticity detection according to claim 1, wherein a medical pressure-sensitive adhesive is arranged on one side of the positioning block close to the surface of the human body.
  7. 7. The positioning device for liver elasticity detection according to claim 1, wherein the moving block is provided with a through hole, the second connecting member and the third connecting member are provided as an integrally formed structure, and the second connecting member and the third connecting member pass through the through hole so that the moving block can move along the second connecting member and the third connecting member.
  8. 8. The positioning device for liver elasticity detection according to claim 1, wherein the moving block is provided with a positioning hole, and a central axis of the positioning hole is on the same straight line with a central axis of the moving block.
  9. 9. The positioning device for liver elasticity detection according to claim 1, wherein a scale is provided on the second connecting member, a minimum graduation value of the scale is 1mm, and/or a scale is provided on the third connecting member, a minimum graduation value of the scale is 1mm.
  10. 10. The positioning device for liver elasticity detection according to claim 9, wherein a locker is provided at both of the second connecting member connected to the first positioning block and the third connecting member connected to the second positioning block, and the locker is capable of automatically locking the second connecting member and the third connecting member.

Description

Positioning device for liver elasticity detection Technical Field The utility model relates to the field of medical tools, in particular to a positioning device for liver elasticity detection. Background The liver elasticity detection is a noninvasive ultrasonic detection method, and the liver fibrosis degree and the liver cirrhosis degree can be better judged by the detection. In the treatment process of each patient, the patient needs to be checked and re-checked for multiple times, but the positions selected by checking are different, the checking result is also deviated, so that the actual condition of the patient cannot be accurately judged, and according to clinical detection, the difference of the detection positions among different operators is shown, so that the fluctuation of the liver hardness value is larger, the clinical judgment is obviously influenced, and a certain influence is brought to the clinical treatment. Disclosure of Invention The utility model aims to provide a positioning device for liver elasticity detection, which is used for solving the problems that the actual condition of a patient cannot be accurately judged and the clinical treatment is affected because the detection result is deviated due to different positions selected by each time of detection. In order to achieve the above purpose, the present utility model adopts the following technical scheme: a positioning device for liver elasticity detection, comprising: the first positioning block is fixed at the xiphoid process on the surface of the human body; The second positioning block is fixed on the surface of a human body, and the first positioning block is connected with the second positioning block through a first connecting piece, and the extending direction of the first connecting piece is perpendicular to the axillary center line of the human body; the movable block is connected with the first positioning block through a second connecting piece, and is connected with the second positioning block through a third connecting piece, and the movable block, the first positioning block and the second positioning block form a triangular structure with the first positioning block, the second positioning block and the movable block as vertexes, or the movable block is positioned on the same horizontal plane of the first positioning block and the second positioning block. In one embodiment, the second positioning block is configured as a right angle positioner, and the first connecting piece and the third connecting piece are connected to the right angle positioner, so that the first connecting piece and the third connecting piece are configured at right angles. In one embodiment, the first positioning block is fixed on the xiphoid process of the human body, the second positioning block is fixed on the axillary midline of the human body, and the first connecting piece is perpendicular to the axillary midline. In one embodiment, the first connecting piece is made of plastic, and is provided with a scale, and the minimum graduation value of the scale is 1mm. In one embodiment, the first connecting piece is provided with a telescopic sleeve structure, and the first connecting piece is provided with a length locking knob to fix the distance between the first positioning block and the second positioning block. In one embodiment, a medical pressure sensitive adhesive is arranged on one side of the positioning block, which is close to the surface of the human body. In one embodiment, the moving block is provided with a through hole, the second connecting piece and the third connecting piece are provided as an integrated structure, and the second connecting piece and the third connecting piece pass through the through hole, so that the moving block can move along the second connecting piece and the third connecting piece. In one embodiment, the moving block is provided with a positioning hole, and the central axis of the positioning hole is on the same straight line with the central axis of the moving block. In one embodiment, the second connecting piece is provided with a scale, the minimum graduation value of the scale is 1mm, and/or the third connecting piece is provided with a scale, and the minimum graduation value of the scale is 1mm. In one embodiment, the second connecting piece is connected to the first positioning block and the third connecting piece is connected to the second positioning block, and the locking device is arranged at the second positioning block and can automatically lock the second connecting piece and the third connecting piece. Compared with the prior art, the positioning device for liver elasticity detection at least has the advantages and positive effects that the positioning device for liver elasticity detection comprises the first positioning block, the second positioning block and the moving block, after a patient finishes liver elasticity detection for the first time, the positioning device is used for