CN207693577U - Nuclear medicine neck portion development patient is fixed and is fused image matching evaluation device - Google Patents

Abstract

The utility model discloses a nuclear medicine neck imaging patient fixation and fusion image matching evaluation device, which comprises a bottom plate, wherein the front end of the bottom plate is provided with a raised head, the lower surface of the bottom plate is slidably connected with a back plate, and the bottom plate is provided with a through groove; the upper surface of the convex head is sequentially connected with a neck support and a jaw support in a sliding manner from front to back; the upper surface of the front part of the bottom plate is also provided with a vertical plate, and the device also comprises a negative pressure vacuum bottle containing a small amount of iodine-131, technetium-99 or fluorine-18 FDG and a negative pressure vacuum bottle carrying device; the utility model discloses not only can solve the problem that patient removed in the testing process, still have the contrast and detect, do benefit to the function that the doctor judges whether the video data is accurate.

Description

Patient fixation and fusion image matching evaluation device for nuclear medicine head and neck imaging

technical field

The utility model relates to the field of medical equipment, in particular to a patient fixation and fusion image matching evaluation device for head and neck imaging in nuclear medicine.

Background technique

In addition to showing the location, shape, and size of organs or lesions, nuclear medicine examinations have the main advantage of being able to show changes in blood flow, function, and metabolism of organs or lesions with high specificity, which is conducive to early diagnosis and specificity of diseases. sexual diagnosis. Therefore, the acquisition time is long, so the patient's body position may move during the examination process, which may lead to inaccurate imaging results.

Utility model content

The utility model aims to provide a patient fixation and fusion image matching evaluation device for head and neck imaging in nuclear medicine to solve the detection deviation caused by the patient's own movement in the imaging process of nuclear medicine.

In order to achieve the above-mentioned purpose, the technical scheme adopted by the utility model is as follows: the nuclear medicine head and neck imaging patient fixation and fusion image matching evaluation device includes a base plate, the front end of the base plate is provided with a protrusion, and the lower surface of the base plate is slidably connected with a The back plate, the bottom plate has a through groove, the upper surface of the convex head is slidingly connected with the neck support and the jaw support in turn from front to back, and the upper surface of the front part of the bottom plate is also provided with a vertical plate; the device also includes a vacuum Negative pressure bottle, the vacuum negative pressure bottle contains iodine-131 or technetium-99 or fluorine-18FDG.

Further, a bracket (6) is connected to the upper surface of the protrusion (110), and the bracket (6) is located behind the jaw rest (4).

Preferably, the neck rest, the jaw rest, and the bracket are slidably connected to the convex head.

Preferably, the neck support includes a neck pad and a neck cushion seat, a tray is connected to the upper surface of the bracket, and the jaw support includes a vertical rod, a supporting plate connected to the vertical rod, and a support plate connected to one end of the vertical rod. The pole seat, the inner surface of the supporting plate is lined with soft material, and the supporting plate is arc-shaped.

Further, there are two jaw supports, the jaw supports slide back and forth, there are two brackets, the brackets slide left and right, and the neck support slides back and forth.

Preferably, the sliding connection is a connection between a sliding groove and a sliding block, the sliding groove is a T-shaped groove, and the sliding block is a T-shaped block.

Preferably, the sliding connection is provided with a locking mechanism, and the locking mechanism includes a screw, the slider, a threaded hole arranged at the T-shaped vertical end of the slider and adapted to the screw, connected at the root of the screw knob.

Further, the bottom plate, the neck cushion seat, the bracket seat and the pole seat are all provided with through holes through which the screws can pass.

Further, the bottom plate, the neck cushion seat, the bracket seat and the pole seat are also provided with knob seat holes correspondingly, the center line of the knob seat hole coincides with the central axis of the through hole, the diameter of the knob seat hole is greater than the width of the knob, and the diameter of the knob seat hole The depth is not less than the height of the knob, and the diameter of the knob seat hole is larger than the diameter of the through hole.

Preferably, there are two vertical plates, there is an interval between the vertical plates, the vertical plates are perpendicular to the bottom plate, the width of the vertical plates is less than half of the width of the bottom plate, and the front and side walls of the vertical plates are connected to the tray.

Further, the front side wall of the riser is connected to the tray.

Further, a jaw rest is provided with only one locking mechanism.

Preferably, there are two backboards, and the two backboards are respectively slidably connected to the left and right sides of the lower surface of the bottom board.

Preferably, the tray has a cylindrical inner wall.

Further, the outer wall of the negative pressure vacuum bottle is adapted to the cylindrical inner wall of the tray.

Preferably, there are two through grooves, the through grooves are elongated, and the through grooves are parallel to each other.

The beneficial effects of the utility model are:

1. The backboard, which is slidingly connected to the bottom board and can slide to the left and right sides, including its locking mechanism, can make the device adapt to testing beds of different widths;

2. The vertical plate connected with the bottom plate prevents the patient from moving upward due to factors such as coughing;

3. The neck support and its locking mechanism are slidingly connected with the convex head and can move back and forth, which is beneficial for patients with different neck lengths;

4. The jaw rest is slidingly connected with the bottom plate and can move back and forth, which can be used by patients with different neck lengths; there are two jaw rests, and each jaw rest has only one locking mechanism. The rotatable, rotatable jaw rest and its locking mechanism can also adjust the opening and closing of the jaw rest according to patients with different face widths;

5. The through groove set on the bottom plate is convenient for the fixed belt on the detection bed to pass through the through groove to fix the patient;

6. The tray and the negative pressure vacuum bottle containing iodine-131 or technetium-99 or fluorine-18-FDG placed on the inner wall are helpful for doctors to distinguish the boundaries of the human body. By comparing with human imaging, nuclear medicine functional images or CT can be evaluated The consistency of anatomical image matching is beneficial to the quality control of imaging and helps clinicians to make correct clinical diagnosis;

7. The tray which is slidingly connected with the bottom plate and can move left and right and its locking mechanism can be used by patients with different neck widths.

Description of drawings

Fig. 1 is the structural representation of the utility model.

Fig. 2 is a schematic cross-sectional view of A-A in Fig. 1 .

Fig. 3 is a schematic diagram of the structure of the neck brace.

Fig. 4 is a schematic diagram of the structure of the jaw support.

Figure 5 is a schematic diagram of the bracket structure.

Fig. 6 is a schematic diagram of the structure of the tray and the negative pressure vacuum bottle.

Fig. 7 is a structural schematic diagram of the locking mechanism.

In the figure: 1-base plate, 110-protruding head, 120-shoulder, 130-wide body, 2-back plate, 3-neck support, 31-neck pad, 32-neck cushion seat, 4-jaw support, 41-pole seat, 42-pole, 43-curved support plate, 5-vertical plate, 6-bracket, 7-through slot, 8-tray, 9-locking mechanism, 91-screw, 92-thread Hole, 93-knob, 10-negative pressure vacuum bottle, 11-through hole, 12-knob seat hole.

Detailed ways

In order to make the purpose, technical solution and advantages of the utility model clearer, the utility model will be further described in detail below in conjunction with the accompanying drawings.

As shown in Figures 1-7, the device for fixing and fused image matching evaluation of a head and neck imaging patient in nuclear medicine includes a base plate 1, a protrusion 110 arranged at the front end of the base plate 1, and the left and right sides of the lower surface of the base plate 1 are slidingly connected. There is a back plate 2, the back plate 2 slides left and right, the bottom plate 1 is provided with two parallel elongated slots 7, the upper surface of the protrusion 110 slides from front to back and is connected with a neck support 3 and two The jaw support 4 and two brackets 6, the neck drag 3 and the jaw support 4 slide back and forth, and the bracket 6 slides left and right; the neck support 3 includes a neck pad 31 and a neck pad seat 32, and the neck pad 31 It has a concave-convex surface, which can make the neck of a person lie on it without being blocked by the head, so that the neck is completely exposed; the upper surface of the bracket 6 is connected with a tray 8, and the jaw support 4 includes a stand Rod 42 , an arc-shaped supporting plate 43 connected to the vertical rod 42 and lined with a soft material, and a vertical rod seat 41 connected to one end of the vertical rod 42 . Both sides of the upper surface of the front part of the base plate 1 are provided with vertical plates 5, and there is an interval between the vertical plates 5, which is enough for the head and neck of a person to pass through. The vertical plate 5 is perpendicular to the base plate 1, and the width of the vertical plate 5 is smaller than the base plate 1 Half of the width, the front side wall of the riser 5 is also connected with a tray 8. The device also includes a negative pressure vacuum bottle 10 containing iodine-131 or technetium-99 or fluorine-18-FDG, the tray 8 has a cylindrical inner wall, and the negative pressure vacuum bottle 10 has the outer wall.

The sliding connection is provided with a locking mechanism 9, and the sliding connection is a connection between a chute and a slider, the chute is a T-shaped groove, and the slider is a T-shaped block.

The locking mechanism 9 includes a screw 91, a slider, a threaded hole 92 arranged at the T-shaped vertical end of the slider and adapted to the screw 91, a knob 93 connected to the root of the screw, a bottom plate 1, and a neck cushion 32 , the bracket 6 and the pole base 41 are all provided with through holes 11 through which the screws 91 can pass. In addition, base plate 1, neck cushion seat 32, bracket 6 and pole seat 41 are also provided with knob seat hole 12 correspondingly, the diameter of knob seat hole 12 is greater than the width of knob 93, and the depth of knob seat hole 12 is not less than knob 93 The height of the knob seat hole 12 is greater than the diameter of the through hole 11, so as to ensure that the knob 93 will not protrude, scratch or affect the use.

When in use, the base plate 1 is placed on the surface of the detection bed, the patient lies on the upper surface of the base plate 1, and the patient’s shoulders are against the rear side wall of the vertical plate 5. Slide the neck support 3 and the jaw support 4 back and forth according to the length of the patient’s neck to find a suitable position. According to the size of the patient's face, turn the jaw support 4, tighten the knob 93 on the neck cushion seat 32 and the pole seat 41, under the action of the screw 91, the threaded hole 92, and the slider, the neck cushion seat 32 and the pole seat Seat 41 is pressed tightly to reach the purpose of locking neck dragging 3 and jaw support 4, and now patient's head and neck and jaw are just fixed, and patient's head can't swing left and right up and down; Through groove 7 is used for Let the straps on the testing bed pass through to fix the patient in the space enclosed by the straps and the upper surface of the base plate 1 to achieve the effect of restricting the movement of the patient's body; The plate 5 also does not interfere with the patient's movements. During testing, testing beds with different widths are often encountered. Correspondingly, the probe strokes of the testing machine are also different. At this time, the back plate 2 can be slid out to the required length, and then the knob 93 on it can be tightened to lock it. Backboard 2; this device also includes the function of contrast detection. After the patient is fixed, the negative pressure vacuum bottle 10 containing iodine-131 or technetium-99 or fluorine-18-FDG is placed in the tray 8, slide the tray The frame 6 makes the negative pressure vacuum bottle 10 close to the patient's neck, and then the locking knob 93 is locked.

Certainly, the utility model also can have other various embodiments, under the situation of not departing from the spirit and essence of the utility model, those skilled in the art can make various corresponding changes and distortions according to the utility model, but these Corresponding changes and deformations should all belong to the scope of protection of the appended claims of the utility model.

Claims (10)

1. The patient fixation and fusion image matching evaluation device for head and neck imaging in nuclear medicine, characterized in that it includes a base plate (1), the front end of the base plate (1) is provided with a protrusion (110), and the bottom plate (1) is The surface is slidingly connected with a back plate (2), the bottom plate (1) has a through groove (7), and the upper surface of the protrusion (110) is sequentially connected with a neck support (3) and a jaw support (4) from front to back. ), the upper surface of the front part of the base plate (1) is also provided with a vertical plate (5); the device also includes a negative pressure vacuum bottle (10), and the negative pressure vacuum bottle (10) contains iodine-131 or technetium-99 Or fluoro-18FDG. 2. The nuclear medicine head and neck imaging patient fixation and fusion image matching evaluation device according to claim 1, characterized in that: the upper surface of the convex head (110) is also connected with a bracket (6), the bracket ( 6) Located behind the jaw rest (4). 3. The nuclear medicine head and neck imaging patient fixation and fusion image matching evaluation device according to claim 2, characterized in that: neck support (3), jaw support (4), bracket (6) and convex The head (110) is slidingly connected. 4. The nuclear medicine head and neck imaging patient fixation and fusion image matching evaluation device according to claim 2, characterized in that: the neck support (3) includes a neck pad (31) and a neck pad seat (32) , the upper surface of the bracket (6) is connected with a tray (8), and the jaw support (4) includes a pole (42), a supporting plate (43) connected to the pole (42), connected to the pole The pole seat (41) at one end of the bar (42); the inner surface of the supporting plate (43) is lined with soft material, and the supporting plate (43) is arc-shaped. 5. The nuclear medicine head and neck imaging patient fixation and fusion image matching evaluation device according to claim 2, characterized in that: said sliding connections are all connected by chute and slider, and said chute is a T-shaped groove , the slider is a T-shaped block. 6. The nuclear medicine head and neck imaging patient fixation and fusion image matching evaluation device according to claim 5, characterized in that: the sliding connection is provided with a locking mechanism (9), and the locking mechanism (9) includes screws (91), the slider, the threaded hole (92) arranged at the T-shaped vertical end of the slider and adapted to the screw (91), and the knob (93) connected to the root of the screw (91). 7. The nuclear medicine head and neck imaging patient fixation and fusion image matching evaluation device according to claim 6, characterized in that: the base plate (1), the back plate (2), the neck cushion seat (32), the support Both the frame (6) and the pole seat (41) are provided with through holes (11) for the screws (91) to pass through. 8. The nuclear medicine head and neck imaging patient fixation and fusion image matching evaluation device according to claim 6, characterized in that: the jaw support (4) is provided with a said locking mechanism (9), the jaw support (4) There are two, the jaw support (4) slides back and forth, there are two brackets (6), the bracket (6) slides left and right, the neck support (3) slides back and forth, and there are two through slots (7) , the through grooves (7) are parallel to each other, there are two backboards (2), the backboards (2) are respectively connected to the left and right sides of the lower surface of the bottom board (1), and the backboards (2) slide left and right. 9. The nuclear medicine head and neck imaging patient fixation and fusion image matching evaluation device according to claim 1, characterized in that: there are two vertical boards (5), and there is an interval between the vertical boards (5), The vertical plate (5) is perpendicular to the base plate (1), and the width of the vertical plate (5) is less than half of the width of the base plate (1); the front side wall of the vertical plate (5) is connected to the tray (8). 10. The nuclear medicine head and neck imaging patient fixation and fusion image matching evaluation device according to claim 4, characterized in that: the tray (8) has a cylindrical inner wall, and the outer wall of the negative pressure vacuum bottle (10) is in contact with the tray. (8) The cylindrical inner wall is compatible.