Treatment puncture device

Abstract

The utility model belongs to the technical field of medical instruments, and particularly relates to a puncture treatment device which comprises a shell, a supporting plate, a puncture needle, a positioning damping block, a driving lead screw and a driving piece. The positioning damping block is connected in an inner cavity of the shell in a sliding mode, and the puncture needle and the driving lead screw are arranged on the two sides of the positioning damping block respectively. The driving lead screw is in threaded connection to a driving block of the driving piece, and the driving block is rotationally connected to the connecting sleeve. According to the utility model, the driving positioning damping block and the driving screw rod of the puncture needle are driven by the driving piece, during operation, the handle on the shell is directly held by a hand, the driving jacket is pushed by a thumb to drive the driving block to rotate, and the driving block and the driving screw rod are driven in a threaded transmission manner, so that an operator can hold and operate by a single hand, and the operation is convenient. The device is simple in structure and convenient to use and operate, is not influenced by the length of a puncture needle, and is assisted by the supporting plate for fixation, thereby improving the stability of the whole device in the puncture process and reducing the difficulty of puncture operation.

Description

Technical Field

[0001] The utility model relates to the technical field of medical equipment, in particular to a therapeutic puncture device. Background Art

[0002] Renal puncture is renal biopsy, also known as renal puncture biopsy. Due to the wide variety of kidney diseases and the complex causes and pathogenesis, the clinical manifestations of many kidney diseases are not completely consistent with the histological changes of the kidneys. For example, the clinical manifestations are nephrotic syndrome, and the pathology can be presented as minimal lesions, mild lesions, mild mesangial proliferation, membranous nephropathy, membranoproliferative nephritis, focal segmental sclerosis and other changes. The treatment plans and the development of the disease are also very different.

[0003] Disclosed in a Chinese patent: Application number: 202020448460.1, a therapeutic puncture device, comprising a holding syringe, a cleaning tube is fixedly installed on the left side of the holding syringe, a positioning damping block is slidably connected inside the holding syringe, a puncture needle is fixedly installed on the left side of the positioning damping block, and a positioning rod is fixedly installed on the right side of the positioning damping block...

[0004] However, during use of the device, the positioning rod needs to be pushed by fingers to drive the positioning damping block and the puncture needle. When the puncture needle is long, it is inconvenient to hold it by hand and use fingers to push the positioning rod, which is inconvenient to operate. Utility Model Content

[0005] 1. Technical issues to be resolved

[0006] In view of the deficiencies in the prior art, the utility model provides a therapeutic puncture device, which solves the problem that when the puncture needle is long, it is inconvenient to hold it by hand and use fingers to push the positioning rod, which makes the operation inconvenient.

[0007] (II) Technical solution

[0008] In order to achieve the above-mentioned purpose, the utility model specifically adopts the following technical solutions:

[0009] A therapeutic puncture device comprises a shell, a support plate, a puncture needle, a positioning damping block, a driving screw and a driving member, wherein a positioning damping block is slidably connected in the internal cavity of the shell, and the puncture needle and the driving screw are respectively arranged on both sides of the positioning damping block, the driving screw is threadedly connected to the driving block of the driving member, and the driving block is rotatably connected to a connecting sleeve, the connecting sleeve is threadedly connected to the port position of the shell, the outer wall of the driving block is fixedly sleeved with a driving outer sleeve, and a support plate is arranged at the integrally arranged placement seat position on the shell.

[0010] Furthermore, a connecting ring groove is provided on the outer wall of the connecting part integrally provided on the driving block, and the connecting ring groove is cooperated with an annular end plate integrally provided on one end of the connecting sleeve, and a through-type threaded hole is provided on the driving block, and the threaded hole is cooperated with the driving screw rod, and the driving sleeve does not contact the connecting sleeve, and the outer wall of the driving sleeve is provided with evenly distributed anti-slip patterns.

[0011] Furthermore, both sides of the positioning damping block are integrally provided with a socket, one end of the puncture needle is fixedly plugged into the socket on one side, one end of the driving screw is rotatably connected to the socket on the other side through a bearing, and the end of the driving screw passes through the driving block and is detachably connected to a limited stop block.

[0012] Furthermore, a connecting rod is integrally provided on the side wall of the shell, a handle is inserted on the connecting rod, and a sterilizer is placed on a placement seat arranged at the end of the shell, a sterilizing cotton wool layer is placed in the sterilizer, and the sterilizing cotton wool layer is provided with perforations for puncture needles to penetrate, and the sterilizing cotton wool layer is immersed in disinfectant.

[0013] Furthermore, a support rod is integrally provided on the support plate, and a connecting ring is fixedly connected to the end of the support rod, and the connecting ring is sleeved on the mounting seat.

[0014] (III) Beneficial effects

[0015] Compared with the prior art, the utility model provides a therapeutic puncture device with the following beneficial effects:

[0016] The utility model drives the positioning damping block and the driving screw of the puncture needle by the driving member. During operation, the user directly holds the handle on the outer shell with the hand, and pushes the driving outer shell with the thumb to drive the driving block to rotate. The driving block and the driving screw are driven by a threaded transmission method. The operator can hold and operate it with one hand. The operation is convenient and not affected by the length of the puncture needle. At the same time, the support plate is used for auxiliary fixation, which improves the stability of the entire device during the puncture process and reduces the difficulty of the puncture operation. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 It is a structural schematic diagram of the utility model;

[0018] Figure 2 It is a cross-sectional view of the utility model;

[0019] Figure 3 It is an exploded view of the utility model;

[0020] Figure 4 It is a cross-sectional view of the driving member in the utility model.

[0021] In the figure: 1. shell; 101. handle; 102. connecting rod; 103. placement seat; 2. sterilizer; 201. sterilization cotton wool layer; 3. support plate; 301. support rod; 302. connecting ring; 4. puncture needle; 5. positioning damping block; 6. driving screw; 601. limit block; 7. driving member; 701. driving block; 7011. connecting part; 7012. threaded hole; 702. connecting sleeve; 7021. annular end plate; 703. driving jacket. DETAILED DESCRIPTION

[0022] 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.

[0023] Example

[0024] like Figure 1 , Figure 2 , Figure 3 and Figure 4 As shown, an embodiment of the utility model proposes: a therapeutic puncture device, including a shell 1, a support plate 3, a puncture needle 4, a positioning damping block 5, a driving screw 6 and a driving member 7. The positioning damping block 5 is slidably connected in the internal cavity of the shell 1, and the puncture needle 4 and the driving screw 6 are respectively arranged on both sides of the positioning damping block 5, so that when in use, the puncture needle 4 is driven to slide in the shell 1 by the cooperation of the positioning damping block 5 and the driving screw 6, and the puncture needle 4 is displayed from the shell 1 for puncture operation, so as to ensure smooth completion of the puncture operation. The driving screw 6 is threadedly connected to the driving block 701 of the driving member 7, and the driving block 701 is rotatably connected to the connecting sleeve 702, and the connecting sleeve 702 is threadedly connected at the port position of the shell 1, and the connecting sleeve is used to connect the connecting sleeve 702 stably installs the driving block 701 at the port position of the shell 1, and at the same time ensures that the driving block 701 can rotate smoothly on the connecting sleeve 702, and stably and effectively drives the driving screw 6, so that the driving screw 6 moves in the shell 1. The outer wall of the driving block 701 is fixedly sleeved with a driving sleeve 703, which is convenient for the user to directly push the driving sleeve 702 with the thumb to drive the driving block 701 to rotate on the connecting sleeve 702, complete the position adjustment operation of the puncture needle 4, and puncture the puncture position. In addition, a support plate 3 is installed at the integrally arranged placement seat 103 on the shell 1, which is convenient for stably supporting the entire puncture device at the puncture position, improving the stability of the entire device during the puncture process, and reducing the difficulty of the puncture operation.

[0025] like Figure 2 , Figure 3and Figure 4 As shown, in some embodiments, a connecting ring groove is provided on the outer wall of a connecting portion 7011 integrally provided on the driving block 701, and the connecting ring groove is cooperated with an annular end plate 7021 integrally provided at one end of the connecting sleeve 702, so that the driving block 701 can rotate smoothly on the connecting sleeve 702, thereby utilizing the rotating driving block 701 to drive the driving screw 6, so that the driving screw 6 can move smoothly on the housing 1, and a through-type threaded hole 7012 is provided on the driving block 701, and the threaded hole 7012 is cooperated with the driving screw 6 to ensure that the two are stably threadedly connected together to achieve stable and effective threaded drive between the two, and the driving sleeve 703 does not contact the connecting sleeve 702 to avoid motion interference between the two, thereby ensuring smooth use, and the outer wall of the driving sleeve 703 is provided with evenly distributed anti-slip grooves to increase the roughness of the surface of the driving sleeve 703, thereby ensuring that the user can use the thumb to smoothly push the driving sleeve 703 and the driving block 701 to rotate on the connecting sleeve 702.

[0026] like Figure 2 and Figure 3 As shown, in some embodiments, both sides of the positioning damping block 5 are integrally provided with a socket, one end of the puncture needle 4 is fixedly plugged into the socket on one side, and the puncture needle 4 is stably installed on the positioning damping block 5, ensuring that the puncture needle 4 can slide smoothly in the shell 1 together with the positioning damping block 5, so that the puncture needle 4 can be smoothly displayed from the shell 1 for use, and one end of the driving screw 6 is rotatably connected to the socket on the other side through a bearing, so that the driving screw 6 is stably connected to the positioning damping block 5 and ensures that it can rotate smoothly on the positioning damping block 5, thereby driving the positioning damping block 5 to slide smoothly in the shell 1, and the driving screw 6 passes through the end of the driving block 701 and is detachably connected to the limited stopper 601 to prevent the driving screw 6 from falling off the driving block 701, thereby ensuring that the two are stably matched for use together.

[0027] like Figure 2 and Figure 3 As shown, in some embodiments, a connecting rod 102 is integrally provided on the side wall of the housing 1, and a handle 101 is plugged into the connecting rod 102, so that the handle 101 can be stably mounted on the housing 1, and a hand-held component is formed on the housing 1. When in use, the handle 101 is directly held by hand to operate the entire device, thereby improving the convenience of use. A sterilizer 2 is placed on a placement seat 103 provided at the end of the housing 1, and a sterilizing cotton wool layer 201 is placed in the sterilizer 2, so as to facilitate the disinfection and sterilization of the puncture needle 4;

[0028] The sterilizer 2 and the sterilizing cotton wool layer 201 are both provided with holes for the puncture needle 4 to pass through, so that the puncture needle 4 can smoothly pass through the sterilizer 2 and penetrate into the puncture site to perform puncture. The sterilizing cotton wool layer 201 is immersed in disinfectant and comes into contact with the disinfectant during the penetration of the puncture needle 4, thereby disinfecting and sterilizing the puncture needle 4 and improving the safety of the puncture.

[0029] like Figure 2 and Figure 3 As shown, in some embodiments, a support rod 301 is integrally provided on the support plate 3, and a connecting ring 302 is fixedly connected to the end of the support rod 301. The connecting ring 302 is mounted on the mounting seat 103, so that the support plate 3 can be stably installed on the end of the shell 1, and a stable support member is formed at one end of the shell 1. When in use, the support plate 3 is used to contact the puncture site, and the entire puncture device is stably placed at the puncture position, so that the device can stably perform the puncture operation, while also reducing the difficulty of the operation and facilitating the puncture.

[0030] Finally, it should be noted that the above description is only a preferred embodiment of the utility model and is not intended to limit the utility model. Although the utility model is described in detail with reference to the above embodiments, those skilled in the art can still modify the technical solutions recorded in the above embodiments or replace some of the technical features therein by equivalents. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the utility model shall be included in the protection scope of the utility model.

Claims

1. A therapeutic puncture device, comprising a housing (1), a support plate (3), a puncture needle (4), a positioning damping block (5), a driving screw (6) and a driving member (7), characterized in that: A positioning damping block (5) is slidably connected in the internal cavity of the shell (1), and a puncture needle (4) and a driving screw (6) are respectively arranged on both sides of the positioning damping block (5), the driving screw (6) is threadedly connected to the driving block (701) of the driving member (7), and the driving block (701) is rotatably connected to the connecting sleeve (702), and the connecting sleeve (702) is threadedly connected to the port position of the shell (1), the outer wall of the driving block (701) is fixedly sleeved with a driving sleeve (703), and a support plate (3) is arranged at the position of the integrally arranged placement seat (103) on the shell (1).

2. A therapeutic puncture device according to claim 1, characterized in that: A connecting ring groove is provided on the outer wall of the connecting portion (7011) integrally provided on the driving block (701), and the connecting ring groove is arranged in cooperation with an annular end plate (7021) integrally provided on one end of the connecting sleeve (702), and a through-type threaded hole (7012) is provided on the driving block (701), and the threaded hole (7012) is arranged in cooperation with the driving screw rod (6), and the driving sleeve (703) does not contact the connecting sleeve (702), and the outer wall of the driving sleeve (703) is provided with evenly distributed anti-slip patterns.

3. A therapeutic puncture device according to claim 1, characterized in that: Both sides of the positioning damping block (5) are integrally provided with a socket, one end of the puncture needle (4) is fixedly plugged into the socket on one side, one end of the driving screw (6) is rotatably connected to the socket on the other side through a bearing, and the driving screw (6) passes through the end of the driving block (701) and is detachably connected to the limit stopper (601).

4. A therapeutic puncture device according to claim 1, characterized in that: A connecting rod (102) is integrally provided on the side wall of the housing (1), a handle (101) is plugged into the connecting rod (102), and a sterilizer (2) is placed on a placement seat (103) provided at the end of the housing (1), and a sterilizing cotton wool layer (201) is placed in the sterilizer (2).

5. A therapeutic puncture device according to claim 4, characterized in that: The sterilizer (2) and the sterilizing cotton wool layer (201) are both provided with holes for the puncture needle (4) to penetrate, and the sterilizing cotton wool layer (201) is immersed in a disinfectant.

6. A therapeutic puncture device according to claim 1, characterized in that: The support plate (3) is integrally provided with a support rod (301), the end of the support rod (301) is fixedly connected with a connecting ring (302), and the connecting ring (302) is sleeved on the mounting seat (103).

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