Medical photography splicing frame

Abstract

The utility model discloses a medical photography splicing frame, and relates to the field of medical tools. Comprising a rack assembly, a back plate assembly, a front center control trundle, a rear center control trundle, a locking pedal, a fixed handrail and a movable handrail, the back plate assembly is fixed to the upper side of the rack assembly, the lower end of the fixed handrail is connected with the rack assembly, the upper end of the fixed handrail is fixedly connected with the back plate assembly, and the movable handrail is arranged between the fixed handrail and a back plate. The two front center control trundles are arranged on the front side of the lower end of the rack assembly, the two rear center control trundles are arranged on the rear side of the lower end of the rack assembly, the distance between the two front center control trundles is smaller than that between the two rear center control trundles, the connecting line between the two front center control trundles and the two rear center control trundles is distributed in an isosceles trapezoid mode, and two wheel mounting points on the rear side extend backwards and are a certain distance away from the back plate assembly. When a patient stands on the photography splicing frame, the gravity center is in the four trundles, and the stability of the splicing frame is improved. The front center control trundles are connected through transmission rods, the rear center control trundles are connected with the front center control trundles on the corresponding sides through connecting rod mechanisms, and four-wheel linkage is achieved.

Description

Technical Field

[0001] The utility model relates to the field of medical tools. Background Art

[0002] Medical X-ray photography splicing stand is mostly used for long bone (such as spine) photography in chest film position in clinical practice. When using it, the doctor first pushes the medical X-ray photography splicing stand in front of the flat-panel detector of the chest film column, adjusts the position and locks the casters. After the patient stands on the platform of the medical X-ray photography splicing stand, the doctor photographs the relevant parts of the patient in turn and splices the long bone images on the computer software.

[0003] Patients undergoing radiography may have physical discomfort. When standing on the photography splicing stand, they may be unstable, have difficulty standing, or even shake, which may cause the photography splicing stand to shake, slide, or even tip over, which may be a safety hazard. In addition, in clinical practice, if the department performs more long bone splicing photography, the working efficiency of the splicing stand is relatively high. Therefore, there are certain requirements for the stability, safety, and efficiency of the splicing stand after locking. Utility Model Content

[0004] The technical problem to be solved by the utility model is to overcome the deficiencies of the prior art and provide a more stable and faster medical photography splicing frame.

[0005] The technical solution adopted by the utility model to solve its technical problems is: the medical photography splicing frame comprises a frame assembly, a back plate assembly, a front central control caster, a rear central control caster and a locking foot pedal, the back plate assembly is fixed on the upper side of the frame assembly, the two front central control casters are arranged on the front side of the lower end of the frame assembly, the two rear central control casters are arranged on the rear side of the lower end of the frame assembly, the front central control caster is connected with a front central control rod, the rear central control caster is connected with a rear central control rod, the front central control rod or the rear central control rod is connected with the locking foot pedal, and is characterized in that: the spacing between the two front central control casters is smaller than the spacing between the two rear central control casters, the connecting line of the two front central control casters and the two rear central control casters forms an isosceles trapezoid, the two front central control rods are connected by a transmission rod, and the rear central control rod is connected to the front central control rod on the corresponding side by a connecting rod mechanism.

[0006] Preferably, the rear center-control caster is arranged on the rear side of the back panel assembly.

[0007] Preferably, both ends of the transmission rod are connected to corresponding front center control rods through couplings, and the couplings are adjustable couplings.

[0008] Preferably, a bearing assembly is further provided between the transmission rod and the frame assembly.

[0009] Preferably, the connecting rod mechanism includes a ball head connecting rod and a rocker, one end of the ball head connecting rod is connected to the front center control rod through a rocker, and the other end of the ball head connecting rod is connected to the rear center control rod through a rocker.

[0010] Preferably, the rocker has a non-closed polygonal hole for connecting to the front center control rod or the rear center control rod, a deformation groove is provided on one side of the non-closed polygonal hole, and locking screw holes are provided on the rocker on both sides of the deformation groove.

[0011] Preferably, the ball head connecting rod has a length adjustment structure.

[0012] Preferably, the backplane assembly includes a backplane and a backplane fixing column, the two backplane fixing columns are vertically fixed on the upper side of the frame assembly, the backplane is fixed between the two backplane fixing columns, a fixed armrest is provided between the front side of the backplane fixing column and the frame assembly, the lower end of the fixed armrest is connected to the frame assembly, the upper end of the fixed armrest is fixedly connected to the backplane fixing column, and a movable armrest is also provided between the fixed armrest and the backplane fixing column, and the height of the movable armrest on the backplane fixing column is adjustable.

[0013] Compared with the prior art, the technical solution has the following beneficial effects:

[0014] The utility model adopts four central control casters that are divided into isosceles trapezoidal sections, and the mounting points of the two rear wheels extend backwards and are a certain distance away from the backboard assembly. When the patient stands on the photography splicing frame, the center of gravity is inside the four casters. Even if the patient cannot stand steadily due to physical reasons, the splicing frame will not have the risk of tipping over, thereby improving the safety of use.

[0015] Locking pedals are installed on the outer sides of two of the casters, the two front center control casters are connected by a transmission rod, and the two rear center control casters are connected by a connecting rod mechanism. By stepping on any locking pedal, the four center control casters can be locked or unlocked at the same time, so that the medical photography splicing stand can be quickly positioned and the efficiency is improved. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 The present invention is a schematic diagram showing an angle of a medical photography splicing frame.

[0017] Figure 2 It is a bottom view of the utility model.

[0018] Figure 3 It is a schematic diagram of the internal structure of the rack assembly of the utility model.

[0019] Figure 4 for Figure 3 A partial enlarged view of point A in the middle.

[0020] Figure 5 It is a schematic diagram of the use of the utility model.

[0021] Among them: 1, frame assembly 2, front center control caster 3, transmission rod 4, bearing assembly 5, coupling 6, deformation groove 7, front center control rod 8, rocker 9, rear center control rod 10, locking foot pedal 11, ball head connecting rod 12, rear center control caster 13, back panel assembly 1301, back panel 1302, back panel fixing column 14, fixed armrest 15, movable armrest. DETAILED DESCRIPTION

[0022] Figures 1 to 5 It is the best embodiment of the utility model, and the following Figures 1 to 5 The utility model is further described.

[0023] Reference Figures 1 to 3 The medical photography splicing frame includes a frame assembly 1, a back plate assembly 13, a front center control caster 2, a rear center control caster 12 and a locking foot pedal 10, and the back plate assembly 13 includes a back plate 1301 and a back plate fixing column 1302. The two back plate fixing columns 1302 are vertically fixed on the upper side of the frame assembly 1, the back plate 1301 is fixed between the two back plate fixing columns 1302, a fixed armrest 14 is provided between the front side of the back plate fixing column 1302 and the frame assembly 1, the lower end of the fixed armrest 14 is connected to the frame assembly 1, and the upper end of the fixed armrest 14 is fixedly connected to the back plate fixing column 1302, and a movable armrest 15 is also provided between the fixed armrest 14 and the back plate fixing column 1302, and the height of the movable armrest 15 on the back plate fixing column 1302 is adjustable through a slider structure.

[0024] Two front center-controlled casters 2 are arranged at the front side of the lower end of the frame assembly 1, and two rear center-controlled casters 12 are arranged at the rear side of the lower end of the frame assembly 1. The spacing between the two front center-controlled casters 2 is smaller than the spacing between the two rear center-controlled casters 12, and the connecting line of the two front center-controlled casters 2 and the two rear center-controlled casters 12 forms an isosceles trapezoid. The installation point of the rear center-controlled caster 12 extends backward and is at a certain distance from the backboard assembly 13. When the patient stands on the splicing frame, the center of gravity of the system is still inside the four center-controlled casters. Even if the patient cannot stand steadily due to physical reasons, the splicing frame will not have the risk of tipping over, thereby improving the safety of use.

[0025] Reference Figure 3~4 The front center control caster 2 is fixed on the frame assembly 1, the front center control rod 7 is a polygonal rod, which matches the polygonal hole of the front center control caster 2, the two front center control rods 7 are connected to the transmission rod 3 through the coupling 5, and the other side of the front center control rod 7 is installed with a locking pedal 10. A bearing assembly 4 is also provided between the transmission rod 3 and the frame assembly 1, and the bearing assembly 4 is fixed on the frame assembly 1. By stepping on one end of the locking pedal 10, the two front center control casters 2 can be locked or unlocked at the same time.

[0026] The rear center control rod 9 is a polygonal rod, which matches the polygonal hole of the rear center control caster 12. One side of the rear center control rod 9 is connected to the front center control rod 7 on the corresponding side through a connecting rod mechanism, and a stop ring is installed on the other side to prevent the rear center control rod 9 from sliding. The connecting rod mechanism includes a ball head connecting rod 11 and a rocker 8. The rocker 8 has a non-closed polygonal hole, through which it is matched and connected with the front center control rod 7 or the rear center control rod 9. A deformation groove 6 is provided on one side of the non-closed polygonal hole, and a locking threaded hole is provided on the other side of the rocker 8. After the installation position of the rocker 8 is determined, it is locked and fixed.

[0027] The front and rear center control rods are connected by a ball head connecting rod 11. There are round holes on both sides of the ball head connecting rod 11. The length and installation angle of the ball head connecting rod 11 are adjustable. The ball heads at both ends are threadedly connected to the connecting rod body, so that the length can be adjusted. After adjusting to the appropriate length, align the round holes at both ends of the ball head connecting rod 11 with the threaded holes on the lower side of the front and rear rocker arms 8 and fix them with bolts. When one end of the locking pedal 10 is stepped on, the front center control rod 7 drives the front rocker arm 8. Under the connection of the ball head connecting rod 11, the rear rocker arm 8 drives the rear center control rod 9 to lock or unlock the rear center control caster 12. In this way, while the front center control caster 2 is locked or unlocked, the rear center control caster 12 is also locked or unlocked, realizing four-wheel linkage.

[0028] The adjustable coupling, bearing assembly and transmission rod 3 used in the utility model can reduce the processing difficulty to a certain extent, improve the assemblability, and improve the product quality. The two sets of bearing assemblies used fix a transmission rod 3 to ensure that the transmission rod 3 can rotate freely while not moving in other directions. The two sides of the transmission rod 3 are connected to the front center control rod 7, which ensures that the two front center control rods 7 can be connected and linked when the manufacturing accuracy is low, thereby improving the assemblability. The two can ensure that the front center control rod 7 has a high matching accuracy with the polygonal hole on the center control caster 2, and the front center control rod 7 and the locking foot pedal 10 are not loose and shaking, thereby improving the product quality and performance.

[0029] The locking foot pedal 10 can be installed on the front center control rod 7 or on the rear center control rod 9 .

[0030] Working process:

[0031] Reference Figure 5 , push the medical photography splicing frame to the designated position, step on the locking pedal 10 to realize the four-wheel linkage, and lock the fixed photography frame. The patient holds the fixed handle 14 and stands on the splicing frame, adjusts the movable handle 15 to a suitable position to fix it, and assists the patient to take the corresponding photos. After the photo is taken, the patient leaves and steps on the locking pedal 10 in the opposite direction to unlock all the central control casters, and push the photography splicing frame to other places for other photography work.

[0032] The above is only the preferred embodiment of the utility model, and does not limit the utility model in other forms. Any technician familiar with the profession may use the technical content disclosed above to change or modify it into an equivalent embodiment with equivalent changes. However, any simple modification, equivalent change and modification made to the above embodiment based on the technical essence of the utility model without departing from the technical solution of the utility model still belongs to the protection scope of the technical solution of the utility model.

Claims

1. A medical photography splicing stand, comprising a frame assembly (1), a back plate assembly (13), a front center control caster (2), a rear center control caster (12) and a locking foot pedal (10), wherein the back plate assembly (13) is fixed to the upper side of the frame assembly (1), two front center control casters (2) are arranged on the front side of the lower end of the frame assembly (1), two rear center control casters (12) are arranged on the rear side of the lower end of the frame assembly (1), the front center control caster (2) is connected to a front center control rod (7), the rear center control caster (12) is connected to a rear center control rod (9), and the front center control rod (7) or the rear center control rod (9) is connected to the locking foot pedal (10), characterized in that: The spacing between the two front center control casters (2) is smaller than the spacing between the two rear center control casters (12); the connection line between the two front center control casters (2) and the two rear center control casters (12) forms an isosceles trapezoid; the two front center control rods (7) are connected via a transmission rod (3); and the rear center control rod (9) is connected to the front center control rod (7) on the corresponding side via a connecting rod mechanism.

2. A medical photography splicing frame according to claim 1, characterized in that: The rear center-controlled caster (12) is arranged on the rear side of the back panel assembly (13).

3. The medical photography splicing frame according to claim 1, characterized in that: Both ends of the transmission rod (3) are connected to corresponding front center control rods (7) via couplings (5), and the coupling (5) is an adjustable coupling.

4. A medical photography splicing frame according to claim 1 or 3, characterized in that: A bearing assembly (4) is also provided between the transmission rod (3) and the frame assembly (1).

5. The medical photography splicing frame according to claim 1, characterized in that: The connecting rod mechanism comprises a ball head connecting rod (11) and a rocker (8), one end of the ball head connecting rod (11) is connected to the front center control rod (7) via a rocker (8), and the other end of the ball head connecting rod (11) is connected to the rear center control rod (9) via a rocker (8).

6. A medical photography splicing frame according to claim 5, characterized in that: The rocker (8) has a non-closed polygonal hole for connecting to the front center control rod (7) or the rear center control rod (9), a deformation groove (6) is provided on one side of the non-closed polygonal hole, and locking screw holes are provided on the rocker (8) on both sides of the deformation groove (6).

7. The medical photography splicing frame according to claim 5, characterized in that: The ball head connecting rod (11) has a length adjustment structure.

8. The medical photography splicing frame according to claim 1, characterized in that: The back panel assembly (13) comprises a back panel (1301) and back panel fixing columns (1302), the two back panel fixing columns (1302) being vertically fixed on the upper side of the frame assembly (1), the back panel (1301) being fixed between the two back panel fixing columns (1302), a fixed armrest (14) being provided between the front side of the back panel fixing columns (1302) and the frame assembly (1), the lower end of the fixed armrest (14) being connected to the frame assembly (1), the upper end of the fixed armrest (14) being fixedly connected to the back panel fixing columns (1302), and a movable armrest (15) being provided between the fixed armrest (14) and the back panel fixing columns (1302), the height of the movable armrest (15) on the back panel fixing columns (1302) being adjustable.

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