Arm fixing device for interventional therapy

Abstract

The utility model relates to the technical field of interventional therapy arm fixing, and aims to provide an interventional therapy arm fixing device which comprises a bearing plate, an adjusting assembly is arranged on the bearing plate, a first fixing assembly and a second fixing assembly are arranged on the adjusting assembly, a rotating assembly is arranged below the bearing plate, and the rotating assembly is arranged on the bearing plate. The clamping assembly is arranged on one side of the rotating assembly, the telescopic assembly is arranged between the clamping assembly and the rotating assembly, and through cooperative work of the rotating assembly, the telescopic assembly, the clamping assembly, the adjusting assembly and the fixing assembly, stable fixing and flexible adjusting of the arm are achieved. The device is stable in structure, easy and convenient to operate, wide in application range and capable of being widely applied to various interventional operation treatment scenes.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of interventional therapy arm fixing, especially relates to an interventional therapy arm fixing device. BACKGROUND

[0002] Coronary intervention treatment refers to a kind of treatment method that through heart catheter technique, the coronary artery stenosis even occlusion coronary artery lumen is dredged, to improve the blood perfusion of myocardium.Coronary intervention treatment mode commonly used path is radial artery, femoral artery, brachial artery etc.When carrying out coronary intervention treatment through radial artery path, since radial artery is located in the wrist position of arm of human body, therefore, when carrying out coronary intervention treatment through radial artery, arm needs to be fixed.The existing fixing device cannot be adjusted according to the length of patient's arm when fixing patient's hand, and the angle and extension length of the fixing device cannot be adjusted, which greatly reduces the practicability of the device. UTILITY MODEL CONTENT

[0003] The utility model aims at providing an interventional therapy arm fixing device to solve the problems in the background art and facilitate popularization.

[0004] An interventional therapy arm fixing device, comprising a bearing plate, the bearing plate is provided with an adjusting assembly, the adjusting assembly is provided with a fixed assembly one and a fixed assembly two, the lower surface of the bearing plate is provided with a rotating assembly, one side of the rotating assembly is provided with a clamping assembly, and the clamping assembly is provided between the rotating assembly and the rotating assembly.

[0005] The rotating assembly comprises a rotating groove fixedly arranged on the lower surface of the bearing plate, a rotating shaft is rotatably arranged on the top of the rotating groove, a plurality of rotating threaded holes arranged uniformly are formed in the rotating shaft, a rotating bolt is inserted in the rotating groove, and the rotating bolt is threadedly connected in the rotating threaded hole through the rotating groove.

[0006] Further, the telescopic assembly comprises a telescopic adjusting rod fixedly arranged on the outer wall of the rotating groove, a plurality of telescopic adjusting holes arranged uniformly are formed in the telescopic adjusting rod, a telescopic adjusting sleeve is inserted at the end of the telescopic adjusting rod away from the outer wall of the rotating groove, a telescopic adjusting bolt is inserted in the telescopic adjusting sleeve, and the telescopic adjusting bolt is threadedly connected with a telescopic adjusting nut through the telescopic adjusting sleeve.

[0007] Further, the clamping assembly comprises a clamping groove fixedly arranged on the outer wall of the telescopic adjusting sleeve, and the clamping groove is threadedly connected with a clamping threaded rod one and a clamping threaded rod two.

[0008] Further, the adjusting assembly comprises an adjusting support block fixedly arranged on the upper surface of the bearing plate and a sliding rail arranged on the upper end surface of the bearing plate, a sliding block is slidably arranged in the sliding rail, an adjusting connecting frame is arranged on the outer wall of the bearing plate, an adjusting threaded rod is rotatably arranged on the inner wall of the adjusting support block, an adjusting crank is fixedly arranged on the end of the adjusting threaded rod away from the inner wall of the adjusting support block through the adjusting connecting frame, a screw nut pair is threadedly connected on the adjusting threaded rod, and the screw nut pair is fixedly arranged on the upper surface of the sliding block.

[0009] Further, the second fixing assembly comprises a first fixing block fixedly arranged on the upper surface of the sliding block, fixing support frames are symmetrically arranged on the outer wall of the first fixing block, a fixing horizontal plate is arranged on the upper surface of the fixing support frame, a pair of guide rods are symmetrically arranged between the fixing horizontal plate and the first fixing block, a second fixing block is inserted on the guide rods, a fixing threaded rod is threadedly connected on the fixing horizontal plate, a fixing knob is fixedly arranged on one end of the fixing threaded rod, and the other end of the fixing threaded rod away from the fixing knob is rotatably arranged on the upper surface of the second fixing block.

[0010] Further, the first fixing assembly and the second fixing assembly are structurally identical.

[0011] As an improvement, the present application has the following beneficial effects:

[0012] The arm fixing device for interventional therapy has the advantages that stable fixing and flexible adjustment of the arm are realized through the cooperative work of the rotating assembly, the telescopic assembly, the clamping assembly, the adjusting assembly and the fixing assembly, the device is stable in structure, simple in operation and widely applicable, and can be widely applied to various interventional surgery treatment scenes. BRIEF DESCRIPTION OF DRAWINGS

[0013] Figure 1 It is an isometric side A view of the arm fixing device for interventional therapy of the present application;

[0014] Figure 2 It is an isometric side B view of the arm fixing device for interventional therapy of the present application;

[0015] Figure 3 It is an isometric side C view of the arm fixing device for interventional therapy of the present application;

[0016] Figure 4 It is an enlarged view of A in the arm fixing device for interventional therapy of the present application; Figure 1

[0017] Figure 5 It is an enlarged view of B in the arm fixing device for interventional therapy of the present application; Figure 1

[0018] Figure 6 It is an enlarged view of C in the arm fixing device for interventional therapy of the present application; Figure 2 ​​​

[0019] Figure 7 The utility model discloses a kind of interventional therapy arm fixing devices. Figure 3 The enlarged view of D in the utility model is shown in the figure.

[0020] Reference mark correspondence table:

[0021] 1, bearing plate; 2, adjusting assembly; 201, adjusting support block; 202, sliding rail; 203, sliding block; 204, adjusting connecting frame; 205, adjusting threaded rod; 206, adjusting crank; 207, screw nut pair; 3, fixed assembly one; 4, fixed assembly two; 401, fixed block one; 402, fixed support frame; 403, fixed cross plate; 404, guide rod; 405, fixed block two; 406, fixed threaded rod; 407, fixed knob; 5, rotating assembly; 501, rotating groove; 502, rotating shaft; 503, rotating threaded hole; 504, rotating bolt; 6, clamping assembly; 601, clamping groove; 602, clamping threaded rod one; 603, clamping threaded rod two; 7, telescopic assembly; 701, telescopic adjusting rod; 702, telescopic adjusting hole; 703, telescopic adjusting sleeve; 704, telescopic adjusting bolt; 705, telescopic adjusting nut. DETAILED DESCRIPTION

[0022] The specific embodiments of the utility model will be further described below in conjunction with the drawings. Wherein the same parts are indicated by the same reference signs. It should be noted that the words "front", "back", "left", "right", "up" and "down" used in the following description refer to the directions in the drawings, and the words "inner" and "outer" refer to the directions towards or away from the geometric center of a particular component.

[0023] In order to make the content of the utility model more easily understood clearly, the technical solutions in the embodiments of the utility model will be described clearly and completely below in conjunction with the drawings in the embodiments of the utility model. Wherein the same parts are indicated by the same reference signs.

[0024] The present embodiment provides an interventional therapy arm fixing device, which comprises a bearing plate 1, an adjusting assembly 2 is arranged on the bearing plate 1, a fixed assembly one 3 and a fixed assembly two 4 are arranged on the adjusting assembly 2, a rotating assembly 5 is arranged below the bearing plate 1, a clamping assembly 6 is arranged on one side of the rotating assembly 5, a telescopic assembly 7 is arranged between the clamping assembly 6 and the rotating assembly 5, and the fixed assembly one 3 and the fixed assembly two 4 are the same in structure.

[0025] In this embodiment, the rotating assembly 5 allows the device to be adjusted within a certain range of rotation to adapt to different surgical needs. The rotating assembly 5 includes a rotating groove 501 fixedly arranged below the bearing plate 1, and a rotating shaft 502 rotatably arranged at the top of the rotating groove 501. A plurality of uniformly arranged rotating threaded holes 503 are formed on the rotating shaft 502, which are used to cooperate with rotating bolts 504 to realize the fixation and rotation adjustment of the rotating shaft 502. The rotating bolts 504 pass through the rotating groove 501 and are threadedly connected in the rotating threaded holes 503. By tightening or loosening the rotating bolts 504, the fixation or rotation adjustment of the rotating shaft 502 can be realized.

[0026] In this embodiment, the telescopic assembly 7 is used to adjust the distance between the clamping assembly 6 and the rotating assembly 5 to adapt to the fixation needs of different arm lengths. The telescopic assembly 7 includes a telescopic adjusting rod 701 fixedly arranged on the outer wall of the rotating groove 501, and a plurality of uniformly arranged telescopic adjusting holes 702 are formed on the telescopic adjusting rod 701. A telescopic adjusting sleeve 703 is inserted at the end of the telescopic adjusting rod 701 away from the outer wall of the rotating groove 501, and the telescopic adjusting sleeve 703 can slide on the telescopic adjusting rod 701 to adjust its position. A telescopic adjusting bolt 704 is inserted on the telescopic adjusting sleeve 703, the telescopic adjusting bolt 704 passes through the telescopic adjusting sleeve 703 and is threadedly connected with a telescopic adjusting nut 705. By tightening or loosening the telescopic adjusting nut 705, the fixation or sliding adjustment of the telescopic adjusting sleeve 703 can be realized, so as to adjust the position of the clamping assembly 6.

[0027] In this embodiment, the clamping assembly 6 includes a clamping groove 601 fixedly arranged on the outer wall of the telescopic adjusting sleeve 703, and a clamping threaded rod one 602 and a clamping threaded rod two 603 are threadedly connected on the clamping groove 601. By rotating the clamping threaded rod one 602 and the clamping threaded rod two 603, the clamping force of the clamping groove 601 can be adjusted, so as to fix the device on a hospital bed or an operating table.

[0028] In the embodiment, the adjusting assembly 2 is used for adjusting the positions of the first fixing assembly 3 and the second fixing assembly 4 to adapt to the fixing position requirements of different arms. The adjusting assembly 2 comprises an adjusting support block 201 fixedly arranged on the upper surface of the bearing plate 1 and a sliding rail 202 arranged on the upper end surface of the bearing plate 1. A sliding block 203 is slidably arranged in the sliding rail 202, and the sliding block 203 can slide on the sliding rail 202 to adjust the position thereof. An adjusting connecting frame 204 is arranged on the outer wall of the bearing plate 1, and an adjusting threaded rod 205 is rotatably arranged on the inner wall of the adjusting support block 201. An end of the adjusting threaded rod 205, which is away from the inner wall of the adjusting support block 201, penetrates through the adjusting connecting frame 204 and is fixedly provided with an adjusting crank 206. By rotating the adjusting crank 206, the adjusting threaded rod 205 can be driven to rotate, and then a lead screw nut pair 207 is driven to move on the adjusting threaded rod 205. The lead screw nut pair 207 is fixedly arranged on the upper surface of the sliding block 203, so that the sliding block 203 moves along with the movement of the lead screw nut pair 207, thereby adjusting the positions of the first fixing assembly 3 and the second fixing assembly 4.

[0029] In the embodiment, the second fixing assembly 4 has the same structure as the first fixing assembly 3 and is used for directly fixing a specific part of an arm. The second fixing assembly 4 comprises a first fixing block 401 fixedly arranged on the upper surface of the sliding block 203, and a pair of fixing support frames 402 are symmetrically arranged on the outer wall of the first fixing block 401. A fixing horizontal plate 403 is arranged on the fixing support frames 402, and a pair of guide rods 404 are symmetrically arranged between the fixing horizontal plate 403 and the first fixing block 401. A second fixing block 405 is inserted on the guide rods 404 and can slide on the guide rods 404 to adjust the position thereof. A fixing threaded rod 406 is threadedly connected to the fixing horizontal plate 403, one end of the fixing threaded rod 406 is fixedly provided with a fixing knob 407, and the other end is rotatably arranged on the upper surface of the second fixing block 405. By rotating the fixing knob 407, the fixing threaded rod 406 can be driven to rotate, and then the second fixing block 405 is driven to move on the guide rods 404, thereby realizing the fixation of the arm.

[0030] The above is only a preferred embodiment of the utility model patent, and is not used to limit the utility model patent. Any modification, equivalent replacement and improvement made within the spirit and principle of the utility model patent should be included in the protection scope of the utility model patent.

Claims

1. An interventional treatment arm fixation device comprising a carrier plate (1), characterized in that The bearing plate (1) is provided with an adjusting assembly (2), the upper surface of the adjusting assembly (2) is provided with a fixed assembly one (3) and a fixed assembly two (4), the lower surface of the bearing plate (1) is provided with a rotating assembly (5), one side of the rotating assembly (5) is provided with a clamping assembly (6), and the clamping assembly (6) and the rotating assembly (5) are provided with a telescopic assembly (7); The rotating assembly (5) comprises a rotating groove (501) fixedly arranged on the lower surface of the bearing plate (1), a rotating shaft (502) rotatably arranged in the rotating groove (501), a plurality of rotating threaded holes (503) uniformly arranged on the rotating shaft (502), and a rotating bolt (504) inserted on the rotating groove (501) and threadedly connected in the rotating threaded hole (503).

2. The interventional therapy arm fixation device according to claim 1, characterized in that, The telescopic assembly (7) comprises a telescopic adjusting rod (701) fixedly arranged on the outer wall of the rotating groove (501), a plurality of telescopic adjusting holes (702) uniformly arranged on the telescopic adjusting rod (701), a telescopic adjusting sleeve (703) inserted on one end of the telescopic adjusting rod (701) away from the outer wall of the rotating groove (501), a telescopic adjusting bolt (704) inserted on the telescopic adjusting sleeve (703), and a telescopic adjusting nut (705) threadedly connected on the telescopic adjusting bolt (704).

3. An interventional therapy arm fixation device according to claim 2, characterized in that, The clamping assembly (6) comprises a clamping groove (601) fixedly arranged on the outer wall of the telescopic adjusting sleeve (703), and a clamping threaded rod one (602) and a clamping threaded rod two (603) threadedly connected on the clamping groove (601).

4. An interventional therapy arm fixation device according to claim 3, characterized in that, The adjusting assembly (2) comprises an adjusting support block (201) fixedly arranged on the upper surface of the bearing plate (1) and a sliding rail (202) formed on the upper end surface of the bearing plate (1), a sliding block (203) slidably arranged in the sliding rail (202), an adjusting connecting frame (204) arranged on the outer wall of the bearing plate (1), an adjusting threaded rod (205) rotatably arranged on the inner wall of the adjusting support block (201), an adjusting crank (206) fixedly arranged on one end of the adjusting threaded rod (205) away from the inner wall of the adjusting support block (201) and penetrating through the adjusting connecting frame (204), a screw nut pair (207) threadedly connected on the adjusting threaded rod (205), and the screw nut pair (207) fixedly arranged on the upper surface of the sliding block (203).

5. An interventional therapy arm fixation device according to claim 4, characterized in that, The fixed assembly two (4) comprises a fixed block one (401) fixedly arranged above the sliding block (203), symmetrically arranged fixed support frames (402) are arranged on the outer wall of the fixed block one (401), a fixed cross plate (403) is arranged on the upper surface of the fixed support frame (402), a pair of guide rods (404) are symmetrically arranged between the fixed cross plate (403) and the fixed block one (401), a fixed block two (405) is inserted on the guide rod (404), a fixed threaded rod (406) is threadedly connected to the fixed cross plate (403), a fixed knob (407) is fixedly arranged at one end of the fixed threaded rod (406), and the end, away from the fixed knob (407), of the fixed threaded rod (406) is rotationally arranged on the upper surface of the fixed block two (405).

6. The interventional therapy arm fixation device according to claim 1, characterized in that, The fixed assembly one (3) and the fixed assembly two (4) are the same in structure.

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