Nuclear magnetic resonance image positioning identification device

Abstract

The utility model relates to the technical field of medical equipment components, and discloses a nuclear magnetic resonance image positioning identification device which comprises an arc-shaped guide rail, a sliding sleeve mechanism is slidably mounted in the middle of the arc-shaped guide rail, a positioning mechanism is arranged at the bottom end of the sliding sleeve mechanism, and the sliding sleeve mechanism comprises a sliding sleeve body slidably connected to the outer side of the arc-shaped guide rail. The positioning mechanism comprises an image positioning marker fixedly installed at the center position of the bottom wall of the sliding sleeve body. The three-dimensional movable positioning mechanism is arranged, namely, the arc-shaped guide rail is arranged, the sliding sleeve mechanism is installed on the arc-shaped guide rail in a sliding mode, the positioning mechanism is arranged at the bottom of the sliding sleeve body of the sliding sleeve mechanism, and the whole sliding sleeve body moves on the arc-shaped guide rail. The positioning mechanism at the bottom of the device can movably carry out three-dimensional nuclear magnetic resonance image positioning identification work, and the positioning identification of a three-dimensional plane can be rapidly given through the arrangement of a single set of devices.

Description

Technical Field

[0001] The utility model relates to the technical field of medical equipment components, in particular to a nuclear magnetic resonance image positioning marking device. Background Art

[0002] Magnetic resonance imaging (MRI) is to place the human body in a strong magnetic field, stimulate nuclear magnetic resonance in the human body through radio frequency pulses, and then receive the nuclear magnetic resonance signals emitted by protons, and after positioning in three directions of the gradient field, and then through computer calculations, form images in all directions. Since the X-ray tube and detector of CT rotate around a certain part of the human body, it can only perform cross-sectional scanning and imaging of the human body, while MRI can perform cross-sectional, sagittal, coronal and arbitrary section imaging. At present, medical nuclear magnetic resonance equipment includes nuclear magnetic resonance image positioning and identification devices.

[0003] The utility model with prior art publication number CN213075638U relates to a nuclear magnetic resonance image positioning identification device, including a first bracket, a second bracket and an identification mechanism, which can provide a better experience for patients, and then a battery and a plurality of display lights are arranged on the first bracket, and the battery is used to power the plurality of display lights so that the plurality of display lights work, thereby achieving a striking effect, thereby improving the accuracy of the patient's nuclear magnetic resonance and improving the practicality of the device.

[0004] However, the above-mentioned device still has the following problems when in use: when the existing nuclear magnetic resonance image positioning and marking device is used, it is often necessary to stagger two groups of nuclear magnetic resonance image positioning and marking devices, lacking the stereoscopic positioning function of a single group, and cannot quickly provide a three-dimensional plane positioning mark when performing nuclear magnetic resonance image positioning and marking work. In addition, when the positioning mechanism of the existing nuclear magnetic resonance image positioning and marking device is driven and moved for adjustment, it cannot cooperate with the nuclear magnetic resonance equipment control end to perform convenient workstation adjustment and control. Utility Model Content

[0005] In view of the deficiencies of the prior art, the utility model provides a nuclear magnetic resonance image positioning marking device, which is provided with a three-dimensional movable positioning mechanism and a self-propelled matching mechanism of the positioning mechanism, thereby solving the problems raised by the background technology.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a nuclear magnetic resonance image positioning and marking device, comprising an arc-shaped guide rail, a sleeve mechanism is slidably installed in the middle of the arc-shaped guide rail, a positioning mechanism is arranged at the bottom end of the sleeve mechanism, the sleeve mechanism comprises a sleeve body slidably connected to the outer side of the arc-shaped guide rail, the positioning mechanism comprises an image positioning marker fixedly installed at the center position of the bottom wall of the sleeve body, a positioning camera, a feedback light group and an image marking head are arranged in sequence from front to back at the bottom of the image positioning marker, a data line is fixedly connected at the data port at the rear end of the image positioning marker, and a three-dimensional movable positioning mechanism is arranged as a whole, that is, an arc-shaped guide rail is provided, a sleeve mechanism is slidably installed on it, and a positioning mechanism is arranged at the bottom of the sleeve body of the sleeve mechanism, when the overall sleeve body moves on the arc-shaped guide rail, the positioning mechanism at the bottom thereof can be movable to perform three-dimensional nuclear magnetic resonance image positioning and marking work, and a single set of device settings can quickly provide a three-dimensional plane positioning mark.

[0007] As a further solution of the utility model: an arc-shaped guide groove is provided in the middle of the arc-shaped outer wall at the top of the arc-shaped guide rail, a self-propelled mechanism is provided at the upper end of the sliding sleeve mechanism, a through groove is provided at the top of the sliding sleeve body, the self-propelled mechanism includes a driving motor fixedly installed on the rear side of the sliding sleeve body and a roller rotatably installed in the middle of the inner wall of the arc-shaped guide groove, the annular outer wall of the roller is annularly equidistantly fixedly connected with a plurality of anti-slip rubber strips, a driving shaft is provided at the front end of the driving motor, the driving shaft passes through a through hole and is fixedly connected to the roller, and the driving motor A control line is fixedly connected to the control port at the rear end of the machine, and a self-propelled matching mechanism of the positioning mechanism is arranged as a whole, that is, a through groove is opened on the top of the sleeve body of the sleeve mechanism, and a roller driven to rotate by the driving shaft of the driving motor is arranged in the through groove, and an anti-skid rubber strip is arranged in a ring on the outer side of the roller. At the same time, the anti-skid rubber strip on the outer side of the roller rolls and contacts the arc guide groove with an arc guide rail. The rotation of the roller can drive the entire sleeve mechanism to move on the arc guide rail. The control line of the driving motor is connected to the control end of the matching nuclear magnetic resonance equipment, so as to carry out convenient work station adjustment and control.

[0008] As a further solution of the utility model: an end seat is fixedly connected to each of the two ends of the bottom wall of the arc-shaped guide rail, and a group of mounting screws are fixedly connected to each of the side walls on the side away from the two end seats. A group of mounting screws consists of two and are arranged symmetrically in a front-to-back shape. The overall device can be fixedly installed on the corresponding installation position of the nuclear magnetic resonance equipment by means of the mounting screws on both sides cooperating with nuts.

[0009] As a further solution of the utility model: a limiting slide groove is provided between the outer walls at both ends of the lower side of the sliding sleeve body, the limiting slide groove is connected to a through groove, an arc guide rail is slidably connected in the limiting slide groove, a through hole is provided at the center position of the rear side wall of the through groove, a fixing frame is fixedly connected to the rear side wall of the sliding sleeve body and located on both sides of the through hole opening, a driving motor is fixedly connected between the two fixing frames to play the role of fixing the driving motor.

[0010] Compared with the prior art, the beneficial effects of the utility model are:

[0011] 1. In the utility model, a three-dimensional movable positioning mechanism is provided, that is, an arc-shaped guide rail is provided, on which a sliding sleeve mechanism is slidably installed, and a positioning mechanism is provided at the bottom of the sliding sleeve body of the sliding sleeve mechanism. When the entire sliding sleeve body moves on the arc-shaped guide rail, the positioning mechanism at the bottom can be movable to perform three-dimensional nuclear magnetic resonance image positioning and marking work. A single set of device settings can quickly provide a three-dimensional plane positioning mark.

[0012] 2. In the utility model, a self-propelled matching mechanism with a positioning mechanism is provided, that is, a through groove is opened on the top of the sliding sleeve body of the sliding sleeve mechanism, and a roller driven to rotate by a driving shaft of a driving motor is provided in the through groove, and an anti-skid rubber strip is provided in an annular manner on the outer side of the roller. At the same time, the anti-skid rubber strip on the outer side of the roller rolls and contacts the arc guide groove with an arc guide rail. The rotation of the roller can drive the entire sliding sleeve mechanism to move on the arc guide rail. By connecting the control line of the driving motor to the control end of the matching nuclear magnetic resonance equipment, convenient workstation adjustment and control can be carried out. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] Figure 1 It is an overall three-dimensional diagram of the utility model;

[0014] Figure 2 It is a three-dimensional diagram of the sliding sleeve mechanism of the utility model;

[0015] Figure 3 It is a three-dimensional diagram of the self-propelled mechanism of the utility model;

[0016] Figure 4 It is a three-dimensional diagram of the positioning mechanism of the utility model.

[0017] In the figure: 1. arc guide rail; 2. sliding sleeve mechanism; 3. self-propelled mechanism; 4. positioning mechanism; 5. arc guide groove; 6. end seat; 7. mounting screw; 21. sliding sleeve body; 22. limiting sliding groove; 23. through groove; 24. through hole; 31. fixing bracket; 32. driving motor; 33. driving shaft; 34. roller; 35. anti-slip rubber strip; 36. control line; 41. image positioning marker; 42. positioning camera; 43. feedback light group; 44. image identification head; 45. data line. DETAILED DESCRIPTION

[0018] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0019] It should be noted that the image positioning marker 41 is a prior art and is common knowledge to those skilled in the art, and will not be described in detail here.

[0020] See also Figures 1 to 4 In an embodiment of the utility model, a nuclear magnetic resonance image positioning and marking device comprises an arc guide rail 1, a sleeve mechanism 2 is slidably installed in the middle of the arc guide rail 1, a positioning mechanism 4 is arranged at the bottom end of the sleeve mechanism 2, the sleeve mechanism 2 comprises a sleeve body 21 slidably connected to the outer side of the arc guide rail 1, the positioning mechanism 4 comprises an image positioning marker 41 fixedly installed at the center position of the bottom wall of the sleeve body 21, a positioning camera 42, a feedback light group 43 and an image marking head 44 are arranged in sequence from front to back at the bottom of the image positioning marker 41, a data line 45 is fixedly connected at the data port at the rear end of the image positioning marker 41, and a three-dimensional movable positioning mechanism 4 is arranged as a whole, that is, an arc guide rail 1 is provided, a sleeve mechanism 2 is slidably installed on it, and a positioning mechanism 4 is arranged at the bottom of the sleeve body 21 of the sleeve mechanism 2, when the overall sleeve body 21 moves on the arc guide rail 1, the positioning mechanism 4 at the bottom thereof can be movable to perform three-dimensional nuclear magnetic resonance image positioning and marking work, and a single set of device settings can quickly provide a three-dimensional plane positioning mark.

[0021] An arc-shaped guide groove 5 is provided in the middle of the arc-shaped outer wall at the top of the arc-shaped guide rail 1, a self-propelled mechanism 3 is provided at the upper end of the inner sleeve mechanism 2, a through groove 23 is provided at the top of the sleeve body 21, and the self-propelled mechanism 3 includes a drive motor 32 fixedly installed on the rear side of the sleeve body 21 and a roller 34 rollingly installed in the middle of the inner wall of the arc-shaped guide groove 5, and the annular outer wall of the roller 34 is fixedly connected with a plurality of anti-slip rubber strips 35 in an annular equidistant shape, a drive shaft 33 is provided at the front end of the drive motor 32, the drive shaft 33 passes through the through hole 24 and is fixedly connected with the roller 34, and a control port at the rear end of the drive motor 32 is fixedly connected with a control Line 36, a self-propelled matching mechanism of the positioning mechanism 4 is provided as a whole, that is, a through groove 23 is opened on the top of the sliding sleeve body 21 of the sliding sleeve mechanism 2, and a roller 34 driven to rotate by a driving shaft 33 of a driving motor 32 is provided in the through groove 23, and an anti-skid rubber strip 35 is provided in an annular manner on the outer side of the roller 34. At the same time, the anti-skid rubber strip 35 on the outer side of the roller 34 rolls and contacts the arc guide groove 5 with the arc guide rail 1. The rotation of the roller 34 can drive the entire sliding sleeve mechanism 2 to move on the arc guide rail 1, and the control line 36 of the driving motor 32 is connected to the control end of the matching nuclear magnetic resonance equipment, so as to carry out convenient station adjustment and control.

[0022] An end seat 6 is fixedly connected to each of the two ends of the bottom wall of the arc-shaped guide rail 1, and a group of mounting screws 7 are fixedly connected to each of the side walls on the side away from the two end seats 6. A group of mounting screws 7 consists of two and are arranged symmetrically front to back. The mounting screws 7 on both sides can be used in conjunction with nuts to secure the entire device on the corresponding installation position of the nuclear magnetic resonance equipment.

[0023] A limiting slide groove 22 is provided between the outer walls at both ends of the lower side of the sliding sleeve body 21, the limiting slide groove 22 is connected with a through groove 23, an arc guide rail 1 is slidably connected in the limiting slide groove 22, a through hole 24 is provided at the center of the rear side wall of the through groove 23, a fixing frame 31 is fixedly connected to each of the rear side walls of the sliding sleeve body 21 and located on both sides of the opening of the through hole 24, a driving motor 32 is fixedly connected between the two fixing frames 31, which plays the role of fixing and installing the driving motor 32.

[0024] The working principle of the utility model is: the whole device can be fixedly installed on the corresponding installation station of the nuclear magnetic resonance equipment by installing screw rods 7 on both sides and matching nuts, and a three-dimensional movable positioning mechanism 4 is arranged as a whole, that is, an arc-shaped guide rail 1 is arranged, on which a sliding sleeve mechanism 2 is slidably installed, and the bottom of the sliding sleeve body 21 of the sliding sleeve mechanism 2 is provided with a positioning mechanism 4. When the whole sliding sleeve body 21 moves on the arc-shaped guide rail 1, the positioning mechanism 4 at the bottom can be movable to perform three-dimensional nuclear magnetic resonance image positioning and marking work, and a single set of device settings can quickly give a three-dimensional plane positioning mark. In addition, the overall setting A self-propelled matching mechanism with a positioning mechanism 4, that is, a through groove 23 is provided on the top of the sleeve body 21 of the sleeve mechanism 2, and a roller 34 driven to rotate by a driving shaft 33 of a driving motor 32 is arranged in the through groove 23, and an anti-skid rubber strip 35 is arranged in an annular manner on the outer side of the roller 34. At the same time, the anti-skid rubber strip 35 on the outer side of the roller 34 rolls in contact with the arc guide groove 5 with the arc guide rail 1. The rotation of the roller 34 can drive the entire sleeve mechanism 2 to move on the arc guide rail 1. The control line 36 of the driving motor 32 is connected to the control end of the matching nuclear magnetic resonance equipment, so that convenient workstation adjustment and control can be carried out.

[0025] The above description is only a preferred specific implementation manner of the present invention, but the protection scope of the present invention is not limited thereto. Any technician familiar with the technical field can make equivalent replacements or changes within the technical scope disclosed by the present invention according to the technical scheme and the utility model concept of the present invention, which should be covered by the protection scope of the present invention.

Claims

1. A nuclear magnetic resonance image positioning and marking device, comprising an arc-shaped guide rail (1); Features: A sleeve mechanism (2) is slidably mounted in the middle of the arc-shaped guide rail (1); an arc-shaped guide groove (5) is provided in the middle of the arc-shaped outer wall at the top of the arc-shaped guide rail (1); a self-propelled mechanism (3) is provided at the upper end of the sleeve mechanism (2); and a positioning mechanism (4) is provided at the bottom end of the sleeve mechanism (2); The sliding sleeve mechanism (2) comprises a sliding sleeve body (21) slidably connected to the outside of the arc-shaped guide rail (1), and a through groove (23) is formed on the top of the sliding sleeve body (21); The self-propelled mechanism (3) comprises a driving motor (32) fixedly mounted on the rear side of the sliding sleeve body (21) and a roller (34) rollingly mounted on the middle part of the inner side wall of the arc-shaped guide groove (5); a plurality of anti-slip rubber strips (35) are fixedly connected to the outer side wall of the roller (34) in an annular shape and at equal distances from each other; The positioning mechanism (4) comprises an image positioning marker (41) fixedly mounted at the center position of the bottom wall of the sliding sleeve body (21).

2. A nuclear magnetic resonance image positioning marking device according to claim 1, characterized in that: An end seat (6) is fixedly connected to each of the two ends of the bottom wall of the arc-shaped guide rail (1).

3. A nuclear magnetic resonance image positioning marking device according to claim 2, characterized in that: A set of mounting screws (7) are fixedly connected to the side walls of the two end seats (6) on one side away from each other. The mounting screws (7) in one set are two and are arranged in a front-to-back symmetrical shape.

4. The nuclear magnetic resonance image positioning marking device according to claim 1, characterized in that: The bottom of the image positioning marker (41) is provided with a positioning camera (42), a feedback light group (43) and an image marking head (44) in sequence from front to back, and a data line (45) is fixedly connected to the data port at the rear end of the image positioning marker (41).

5. The nuclear magnetic resonance image positioning marking device according to claim 1, characterized in that: A limit slide groove (22) is provided between the outer side walls at both ends below the sliding sleeve body (21); the limit slide groove (22) is connected to a through groove (23); an arc-shaped guide rail (1) is slidably connected in the limit slide groove (22); and a through hole (24) is provided at the center of the rear side wall of the through groove (23).

6. The nuclear magnetic resonance image positioning marking device according to claim 1, characterized in that: A fixing frame (31) is fixedly connected to the rear side wall of the sliding sleeve body (21) and is located on both sides of the opening of the through hole (24), and a driving motor (32) is fixedly connected between the two fixing frames (31).

7. The nuclear magnetic resonance image positioning marking device according to claim 1, characterized in that: A driving shaft (33) is provided at the front end of the driving motor (32); the driving shaft (33) passes through a through hole (24) and is fixedly connected to a roller (34); and a control line (36) is fixedly connected to a control port at the rear end of the driving motor (32).

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