Ultrasonic-guided puncture positioning guider

Abstract

The utility model relates to the technical field of medical instruments, in particular to an ultrasound-guided puncture positioning guider which comprises a fixing frame, a supporting rod is fixedly connected to the middle of the upper end of the fixing frame, an extension rod is connected to the upper end of the supporting rod in a penetrating mode, and positioning blocks are fixedly connected to the lower portion of the front end and the lower portion of the rear end of the fixing frame. The upper end of the extension rod is fixedly connected with a round block, the upper end of the round block is fixedly connected with a limiting rod, and the outer surface of the limiting rod is sleeved with a guide device; the guiding device comprises a supporting plate, the right portion of the front end and the right portion of the rear end of the supporting plate are jointly connected with supporting plates in a sleeved mode, a rotating rod is connected to the left portion of the front end of the supporting plate on the front portion in a penetrating mode, the right ends of the two supporting plates are jointly and fixedly connected with a fixing block, and fixing assemblies are fixedly connected to the front portion and the rear portion of the right end of the fixing block. According to the puncture positioning guider under the ultrasonic guidance, the puncture positioning process under the ultrasonic guidance can be facilitated through the arranged guiding device.

Description

Technical Field

[0001] The utility model relates to the technical field of medical devices, in particular to a puncture positioning guide under ultrasound guidance. Background Art

[0002] Puncture is a commonly used surgical term in medicine. It is a diagnostic and treatment technique in which a puncture needle is inserted into the body cavity to extract secretions for testing, inject gas or contrast agent into the body cavity for angiography, or inject medicine into the body cavity. The purpose of puncture is to draw blood for testing, blood transfusion, infusion and catheter insertion for angiography, etc. However, nowadays, before puncturing a patient, people need to limit the puncture position by ultrasound and then perform the puncture operation. There are at least the following disadvantages in the use of the existing ultrasound-guided puncture positioning guide: 1. It is not easy to adjust the ultrasound-guided puncture positioning angle with the existing ultrasound-guided puncture positioning guide; 2. The existing ultrasound-guided puncture positioning guide has poor stability and troublesome installation and disassembly. Therefore, we introduce a new ultrasound-guided puncture positioning guide. Utility Model Content

[0003] The main purpose of the utility model is to provide an ultrasound-guided puncture positioning guide, which can effectively solve the problems in the background technology.

[0004] In order to achieve the above purpose, the technical solution adopted by the utility model is:

[0005] An ultrasound-guided puncture positioning guide comprises a fixed frame, a support rod is fixedly connected to the middle of the upper end of the fixed frame, an extension rod is inserted and connected to the upper end of the support rod, a positioning block is fixedly connected to the lower front end and the lower rear end of the fixed frame, a round block is fixedly connected to the upper end of the extension rod, a limiting rod is fixedly connected to the upper end of the round block, and a guiding device is sleeved on the outer surface of the limiting rod;

[0006] The guiding device comprises a supporting plate, the front right part and the rear right part of the supporting plate are jointly sleeved with a supporting plate, the front left part of the front supporting plate is inserted and connected with a rotating rod, the right ends of the two supporting plates are jointly fixedly connected with a fixing block, the front right end and the rear right end of the fixing block are both fixedly connected with a fixing assembly, and the supporting plate is sleeved with a limiting rod.

[0007] Preferably, the support plate includes a plate body, an extension plate is inserted and connected at the right end of the plate body, a circular groove is penetrated through the upper left end of the plate body, a limiting top screw is inserted and connected at the left front end of the plate body, and the extension plate is located between the two support plates.

[0008] Preferably, the fixing assembly includes a support block, the rear end of the support block is interlaced with two support rods, the front ends of the two support rods are commonly fixedly connected with a clamping ring, the rear ends of the two support rods are commonly fixedly connected with a connecting plate, and the support block is fixedly connected to the fixing block.

[0009] Preferably, the circular groove is sleeved with the limiting rod, and the limiting top screw passes through the plate body and contacts with the limiting rod.

[0010] Preferably, the rotating rod passes through the front support plate and is interlacedly connected with the extension plate, and the rotating rod is movably connected to the rear support plate through a bearing.

[0011] Preferably, the extension plate does not contact the fixing block.

[0012] Compared with the prior art, the utility model has the following beneficial effects:

[0013] 1. By setting a guide device, a support plate and two support plates are set on the guide device, and the rotating rod is passed through the front support plate and the extension plate on the support plate to be fixedly connected. By rotating the rotating rod, the angles of the two support plates and the fixed block can be adjusted to adjust the use angle of the puncture structure clamped on the two fixed components, thereby improving flexibility;

[0014] 2. By setting two fixing components, by sliding the two sets of two horizontal support rods on the two support blocks, and respectively passing screws through the two connecting plates and interlacedly connecting with the two support blocks, the distance between the two clamping rings can be adjusted, thereby clamping the puncture structure, and both fixing components are easy to install and disassemble. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 This is a schematic diagram of the overall structure of an ultrasound-guided puncture positioning guide of the utility model;

[0016] Figure 2 This is a schematic diagram of the overall structure of a guiding device of an ultrasound-guided puncture positioning guide of the utility model;

[0017] Figure 3 This is a schematic diagram of the overall structure of a support plate of an ultrasound-guided puncture positioning guide of the utility model;

[0018] Figure 4 The utility model is a schematic diagram of the overall structure of a fixing component of an ultrasound-guided puncture positioning guide.

[0019] In the figure: 1, fixed frame; 2, support rod; 3, positioning block; 4, extension rod; 5, round block; 6, guide device; 7, limit rod; 61, support plate; 62, support plate; 63, rotating rod; 64, fixed block; 65, fixed assembly; 611, plate body; 612, extension plate; 613, round groove; 614, limit top screw; 651, support block; 652, support rod; 653, clamping ring; 654, connecting plate. DETAILED DESCRIPTION

[0020] In order to make the technical means, creative features, objectives and effects achieved by the present invention easy to understand, the present invention is further described below in conjunction with specific implementation methods.

[0021] In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front end", "rear end", "two ends", "one end", "the other end" and the like indicate positions or positional relationships based on the positions or positional relationships shown in the drawings, and are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operate in a specific orientation, and therefore cannot be understood as a limitation on the present invention. In addition, the terms "first" and "second" are used for descriptive purposes only and cannot be understood as indicating or implying relative importance.

[0022] In the description of the present invention, it should be noted that, unless otherwise clearly specified and limited, the terms "installed", "provided with", "connected", etc. should be understood in a broad sense. For example, "connected" can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection, or it can be an indirect connection through an intermediate medium, or it can be the internal communication of two components. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0023] See also Figure 1-4 , the utility model provides a technical solution:

[0024] An ultrasound-guided puncture positioning guide comprises a fixed frame 1, a support rod 2 is fixedly connected to the middle of the upper end of the fixed frame 1, an extension rod 4 is inserted and connected to the upper end of the support rod 2, a positioning block 3 is fixedly connected to the lower front end and the lower rear end of the fixed frame 1, a round block 5 is fixedly connected to the upper end of the extension rod 4, a limiting rod 7 is fixedly connected to the upper end of the round block 5, and a guiding device 6 is sleeved on the outer surface of the limiting rod 7;

[0025] In this embodiment, the guiding device 6 includes a supporting plate 61, and a supporting plate 62 is commonly sleeved at the right front end and the right rear end of the supporting plate 61. The front left part of the front supporting plate 62 is inserted and connected with a rotating rod 63. The right ends of the two supporting plates 62 are commonly fixedly connected with a fixing block 64, and the front and rear ends of the right ends of the fixing blocks 64 are fixedly connected with a fixing assembly 65. The supporting plate 61 is sleeved with the limiting rod 7; the supporting plate 61 includes a plate body 611, and an extension plate 612 is inserted and connected at the right end of the plate body 611. A circular groove 613 is penetrated through the upper left end of the plate body 611. A limiting top screw 614 is inserted and connected at the left front end of the plate body 611. The extension plate 612 is located between the two supporting plates 62. The puncture process is guided by setting the guiding device 6. The circular groove 613 on the supporting plate 61 is sleeved with the limiting rod 7. By rotating the angle of the guiding device 6, By passing the limiting top screw 614 through the plate body 611 and contacting the limiting rod 7, the use angle of the ultrasound-guided puncture structure fixed on the guiding device 6 can be adjusted and fixed to improve flexibility. By adjusting the connection length between the plate body 611 and the extension plate 612 and fixing it with screws, the use position of the two fixing components 65 and the ultrasound-guided puncture structure fixed on the two fixing components 65 can be adjusted. The rotating rod 63 is passed through the front support plate 62 and the extension plate 612 on the support plate 61 to be inserted and fixedly connected. By rotating the rotating rod 63, the angle of the two support plates 62 and the fixed block 64 can be adjusted. Then, the top screw is passed through the rotating rod 63 and inserted and connected with the front support plate 62 to adjust the use angle of the puncture structure clamped on the two fixing components 65 to improve flexibility.

[0026] In this embodiment, the fixing assembly 65 includes a support block 651, the rear end of the support block 651 is connected to two support rods 652, the front ends of the two support rods 652 are fixedly connected to a clamping ring 653, and the rear ends of the two support rods 652 are fixedly connected to a connecting plate 654, and the support block 651 is fixedly connected to the fixing block 64; the circular groove 613 is sleeved with the limit rod 7, and the limit top screw 614 passes through the plate body 611 and contacts the limit rod 7; the rotating rod 63 passes through the front support plate 62 and is connected to the extension plate 612, and the rotating rod 63 is connected to the rear through a bearing. The support plate 62 is movably connected; the extension plate 612 and the fixed block 64 are not in contact with each other, and the puncture structure is fixed together by setting two fixing components 65. The distance between the two clamping rings 653 is adjusted by sliding the two sets of horizontal support rods 652 on the two support blocks 651 and respectively passing screws through the two connecting plates 654 and the two support blocks 651 to clamp the puncture structure. The two fixing components 65 are easy to install and disassemble, so it is convenient to replace the clamping rings 653 of different sizes.

[0027] It should be noted that the utility model is a puncture positioning guide under ultrasound guidance. During use, the entire puncture positioning guide under ultrasound guidance is positioned by the fixing frame 1 and the two positioning blocks 3. The use height of the guide device 6 can be adjusted by sliding the connection length between the support rod 2 and the extension rod 4 and fixing them with screws. The puncture structure is placed between the two clamping rings 653, and the positions of the two groups of horizontal support rods 652 on the two support blocks 651 are slid, and the puncture structure is clamped and fixed by screws respectively. The two fixing components 65 are easy to install and disassemble, which is convenient for replacing the clamping ring 653 of different sizes. By rotating the guide The angle of the device 6, and the use angle of the ultrasound-guided puncture structure fixed on the guiding device 6 can be adjusted and fixed by the limiting top screw 614 to improve flexibility. By adjusting the connection length between the plate body 611 and the extension plate 612 and fixing it with screws, the use position of the two fixing components 65 and the ultrasound-guided puncture structure fixed on the two fixing components 65 can be adjusted. By rotating the rotating rod 63, the angle of the two support plates 62 and the fixed block 64 can be adjusted. Then, the top screw is passed through the rotating rod 63 and connected with the front support plate 62 to adjust and fix the use angle of the puncture structure clamped on the two fixing components 65 to improve flexibility.

[0028] The above shows and describes the basic principle and main features of the utility model and the advantages of the utility model. Those skilled in the art should understand that the utility model is not limited by the above embodiments. The above embodiments and descriptions are only for explaining the principle of the utility model. Without departing from the spirit and scope of the utility model, the utility model may have various changes and improvements, which fall within the scope of the utility model to be protected. The scope of protection claimed by the utility model is defined by the attached claims and their equivalents.

Claims

1. An ultrasound-guided puncture positioning guide, comprising a fixing frame (1), characterized in that: A support rod (2) is fixedly connected to the middle of the upper end of the fixed frame (1), an extension rod (4) is inserted and connected to the upper end of the support rod (2), a positioning block (3) is fixedly connected to the lower front end and the lower rear end of the fixed frame (1), a round block (5) is fixedly connected to the upper end of the extension rod (4), a limiting rod (7) is fixedly connected to the upper end of the round block (5), and a guide device (6) is sleeved on the outer surface of the limiting rod (7); The guiding device (6) comprises a supporting plate (61), the front right part and the rear right part of the supporting plate (61) are sleeved with a supporting plate (62), the front left part of the front supporting plate (62) is inserted and connected with a rotating rod (63), the right ends of the two supporting plates (62) are fixedly connected with a fixing block (64), the front right end and the rear right end of the fixing block (64) are fixedly connected with a fixing assembly (65), and the supporting plate (61) is sleeved with a limiting rod (7).

2. The ultrasound-guided puncture positioning guide according to claim 1, characterized in that: The support plate (61) comprises a plate body (611), the right end of the plate body (611) is connected with an extension plate (612), the upper left end of the plate body (611) is penetrated with a circular groove (613), the left front end of the plate body (611) is connected with a limiting top screw (614), and the extension plate (612) is located between the two support plates (62).

3. The ultrasound-guided puncture positioning guide according to claim 1, characterized in that: The fixing assembly (65) comprises a support block (651), the rear end of the support block (651) being interlaced with two support rods (652), the front ends of the two support rods (652) being fixedly connected with a clamping ring (653), the rear ends of the two support rods (652) being fixedly connected with a connecting plate (654), and the support block (651) being fixedly connected with the fixing block (64).

4. The ultrasound-guided puncture positioning guide according to claim 2, characterized in that: The circular groove (613) is sleeved with the limiting rod (7), and the limiting top screw (614) passes through the plate body (611) and contacts the limiting rod (7).

5. The ultrasound-guided puncture positioning guide according to claim 1, characterized in that: The rotating rod (63) passes through the front support plate (62) and is interlacedly connected with the extension plate (612), and the rotating rod (63) is movably connected with the rear support plate (62) through a bearing.

6. The ultrasound-guided puncture positioning guide according to claim 2, characterized in that: The extension plate (612) is not in contact with the fixing block (64).

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