Novel suction and scraping needle

Abstract

The invention discloses a novel suction and scraping needle, and relates to the technical field of suction and scraping needles, the novel suction and scraping needle comprises a structure main body used for obtaining body fluid and tissue samples; the bearing is located on one side of the bottom of the structure body; the shifting assembly is located on one side of the bottom of the structure body and rotationally connected with the structure body; the structure body comprises a needle handle, and a plurality of sets of arc-shaped protruding ends are evenly arranged on the end face, away from the shifting assembly, of the outer portion of the needle handle. According to the sewage treatment device, sewage hooked out by the scraping hook can be guided into the flow guide groove along the hole under the abutting and pressing of the sewage continuously scraped out, and then the sewage continuously guided into the flow guide groove can be guided out from the position of the discharging hole along the movement range of the flow guide groove after the flow guide groove is filled with the sewage continuously guided into the flow guide groove. Therefore, the pumping and scraping needle can be continuously operated in the operation process, dirt can be guided to the periphery of the operation end without cleaning the scraping hook of the pumping and scraping needle halfway, obstruction of the pumped and scraped dirt to pumping and scraping operation is avoided, and continuous operation can be achieved.

Description

Technical Field

[0001] The invention relates to the technical field of scraping needles, in particular to a novel scraping needle. Background Art

[0002] A scraping needle is a medical tool that is mainly used to extract or scrape tissue samples during medical surgery. This tool is usually composed of a straw body, a connector and a handle. The front end is a pointed tip with an open sharp bevel, which is convenient for inserting the needle close to the deep surface of the dermis. At the same time, the bevel of the pointed tip is also an effective scraping component, which meets the needs of surgery, is safe and effective to use, and is easy to promote and use.

[0003] However, the existing scraping needle needs to be cleaned after several scrapings during the scraping process to avoid obstruction of the scraping operation caused by the scraped dirt, and continuous operation cannot be achieved, which not only increases the difficulty of operation to a certain extent, but also reduces the operation speed. Summary of the invention

[0004] The purpose of the present invention is to provide a new type of scraping needle to solve the problem that the needle head of the existing scraping needle needs to be cleaned after several scrapings during the scraping process, so as to avoid the obstruction of the scraping operation caused by the dirt scraped, and the inability to achieve continuous operation, which not only increases the difficulty of operation to a certain extent, but also reduces the operation speed.

[0005] To achieve the above object, the present invention provides the following technical solution: a novel scraping needle, comprising:

[0006] A structural body for obtaining body fluid and tissue samples;

[0007] The bearing is located on one side of the bottom of the main body of the structure;

[0008] A toggle assembly is located at one side of the bottom of the structural body and is rotatably connected to the structural body;

[0009] The main body of the structure includes a needle handle, and a plurality of groups of arc-shaped protruding ends are evenly arranged on the end surface of the outer part of the needle handle away from the toggle component. A scraper hook is arranged on one side of the needle handle close to the toggle component, and a hook groove is arranged on one side of the top of the scraper hook, and a hole is arranged at the bottom end of the hook groove. A guide groove is arranged on one side of the bottom of the scraper hook, and magnetic blocks are embedded at both ends of the guide groove. The toggle component includes a toggle member, and iron blocks are embedded at both ends of the top of the toggle member. A discharge hole is arranged at the bottom end of the guide groove and on one side of the toggle member.

[0010] As a further solution of the present invention: the magnetic block is magnetically connected to the iron block, and the toggle member is detachably connected to the guide groove through the mutual cooperation between the magnetic block and the iron block.

[0011] As a further solution of the present invention: a slot is provided on a side of the top of the toggle member away from the arc-shaped raised end and a side of the bottom of the scraper hook away from the arc-shaped raised end.

[0012] As a further solution of the present invention: the top and the bottom of the bearing are both located inside the slot, and the toggle member is rotatably connected to the scraper hook via the bearing.

[0013] As a further solution of the present invention: the side of the scraper hook away from the needle handle is in an arc-shaped structure.

[0014] Compared with the prior art, the present invention has the following beneficial effects:

[0015] 1. Through the provided structural main body and the toggle assembly, when in use, the dirt hooked out by the scraping hook can be introduced into the interior of the guide groove along the hole under the pressure of the continuously scraped dirt, and then the dirt continuously introduced into the guide groove will be discharged from the position of the discharge hole along the movable range of the guide groove when the guide groove is full, so that the scraping needle can be continuously operated during the operation, and there is no need to clean the scraping hook in the middle, and the scraped dirt can be guided to the periphery of the operating end as long as the discharge range is properly controlled, and will not be directly contaminated at the operating end to affect the normal operation of the user, thereby avoiding the obstruction of the scraping operation caused by the scraped dirt, and realizing continuous operation, which not only reduces the difficulty of operation to a certain extent, but also improves the operation speed;

[0016] 2. Through the set structural body, bearings and toggle components, when the guide groove needs to be cleaned, the toggle piece can be manually toggled to demagnetize and separate the iron block on the toggle piece from the magnetic block on the scraper hook, and then rotate 180° with the bearing as the base point, so that the dirt inside the guide groove can be cleaned, thereby reducing the difficulty of subsequent cleaning. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 It is a structural schematic diagram of the present invention;

[0018] Figure 2 It is a schematic diagram of the expanded structure of the present invention;

[0019] Figure 3 For the present invention Figure 1 A is an enlarged view of the middle image.

[0020] In the figure: 1. structural body; 101. needle handle; 102. arc-shaped raised end; 103. scraper hook; 104. hole; 105. guide groove; 106. magnetic block; 107. discharge hole; 2. bearing; 3. toggle assembly; 301. toggle member; 302. iron block. DETAILED DESCRIPTION

[0021] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0022] In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inside", "outside" and the like indicate positions or positional relationships based on the positions or positional relationships shown in the drawings, which 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 operated in a specific orientation, and therefore cannot be understood as limiting the present invention. In addition, the terms "first", "second", and "third" are only used for descriptive purposes and cannot be understood as indicating or implying relative importance. In the description of the present invention, it should be noted that, unless otherwise clearly specified and limited, the terms "installed", "connected", "connected", and "set" should be understood in a broad sense, for example, it 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 directly connected, or indirectly connected through an intermediate medium, or it can be the internal connection of two elements. For those of ordinary skill in the art, the specific meanings of the above terms in the present invention can be understood according to specific circumstances. The following is an explanation of an embodiment of the present invention based on the overall structure of the present invention.

[0023] See also Figures 1 to 3 In an embodiment of the present invention, a novel scraping needle comprises:

[0024] A structural body 1, used for obtaining body fluid and tissue samples;

[0025] A bearing 2 is located at one side of the bottom of the structural body 1;

[0026] The toggle assembly 3 is located at one side of the bottom of the structural body 1 and is rotatably connected to the structural body 1;

[0027] The main body 1 of the structure includes a needle handle 101, and a plurality of groups of arc-shaped protruding ends 102 are evenly arranged on the end surface of the needle handle 101 away from the toggle component 3. A scraper hook 103 is arranged on one side of the needle handle 101 close to the toggle component 3, and a hook groove is arranged on one side of the top of the scraper hook 103, and a hole 104 is arranged at the bottom end of the hook groove. A guide groove 105 is arranged on one side of the bottom of the scraper hook 103, and magnetic blocks 106 are embedded at both ends of the guide groove 105. The toggle component 3 includes a toggle member 301, and iron blocks 302 are embedded at both ends of the top of the toggle member 301. A discharge hole 107 is arranged at the bottom end of the guide groove 105 and on one side of the toggle member 301. The arc-shaped protruding end 102 is used to increase the friction resistance of the user's hand-held end, which is convenient for the operator to manually operate and reduces the difficulty of operation.

[0028] Please refer to Figure 1 , 2 And 3, the magnetic block 106 is magnetically connected to the iron block 302, and the toggle member 301 is detachably connected to the guide groove 105 through the mutual cooperation of the magnetic block 106 and the iron block 302, which is convenient for cleaning the dirt inside the guide groove 105, so that the scraping needle can be reused.

[0029] Please refer to Figure 1 , 2 And 3, a slot is provided on the top side of the toggle member 301 away from the arc-shaped protruding end 102 and the bottom side of the scraper hook 103 away from the arc-shaped protruding end 102, and the slot provides sufficient space for the placement of the bearing 2, so that the toggle member 301 and the scraper hook 103 are more closely connected.

[0030] Please refer to Figure 1 , 2 3, the top and bottom of the bearing 2 are both located inside the slot, and the toggle member 301 is rotatably connected to the scraper hook 103 through the bearing 2.

[0031] Please refer to Figure 1 , 2 And 3, the side of the scraping hook 103 away from the needle handle 101 is in an arc-shaped structure, and the arc-shaped structure is used to avoid damage to the patient's skin during use.

[0032] The working principle of the present invention is that when in use, the dirt hooked out by the scraper hook 103 can be introduced into the interior of the guide groove 105 along the hole 104 under the pressure of the continuously scraped dirt, and then the dirt continuously introduced into the guide groove 105, when filling the guide groove 105, will be guided along the movable range of the guide groove until it is discharged from the position of the discharge hole 107, so that the scraping needle can be continuously operated during the operation, and there is no need to clean the scraper hook 103 in the middle, and the scraped dirt can be guided to the periphery of the operating end as long as the discharge range is properly controlled, and the dirt will not be directly discharged. The contamination at the operating end affects the normal operation of the user, and the obstruction of the scraping operation caused by the dirt under the scraping is avoided, and continuous operation can be achieved, which not only reduces the difficulty of operation to a certain extent, but also improves the operation speed. When the guide groove 105 needs to be cleaned, the toggle member 301 can be manually toggled to demagnetize and separate the iron block 302 on the toggle member 301 from the magnetic block 106 on the scraper hook 103, and then rotate 180° with the bearing 2 as the base point, so that the dirt inside the guide groove 105 can be cleaned, thereby reducing the difficulty of subsequent cleaning.

[0033] What is described above is only a preferred specific implementation manner of the present invention, but the protection scope of the present invention is not limited thereto. Any technician familiar with the technical field can make equivalent replacements or changes according to the technical scheme and inventive concept of the present invention within the technical scope disclosed by the present invention, which should be covered by the protection scope of the present invention.

Claims

1. A new type of scraping needle, characterized in that: include: A structural body (1) for obtaining body fluid and tissue samples; A bearing (2) is located at one side of the bottom of the structural body (1); A toggle assembly (3) is located on one side of the bottom of the structural body (1) and is rotatably connected to the structural body (1); The structural body (1) comprises a needle handle (101), and a plurality of groups of arc-shaped protruding ends (102) are evenly arranged on the end surface of the needle handle (101) away from the toggle assembly (3); a scraper hook (103) is arranged on one side of the needle handle (101) close to the toggle assembly (3); a hook groove is arranged on one side of the top of the scraper hook (103); a hole (104) is arranged at the bottom end of the hook groove; a guide groove (105) is arranged on one side of the bottom of the scraper hook (103); magnetic blocks (106) are embedded at both ends of the guide groove (105); the toggle assembly (3) comprises a toggle member (301), and iron blocks (302) are embedded at both ends of the top of the toggle member (301); and a discharge hole (107) is arranged at the bottom end of the guide groove (105) and located on one side of the toggle member (301).

2. A novel scraping needle according to claim 1, characterized in that: The magnetic block (106) is magnetically connected to the iron block (302).

3. A novel scraping needle according to claim 1, characterized in that: The toggle member (301) is detachably connected to the guide groove (105) through the cooperation between the magnetic block (106) and the iron block (302).

4. A novel scraping needle according to claim 1, characterized in that: A slot is provided on one side of the top of the toggle member (301) away from the arc-shaped protruding end (102) and on one side of the bottom of the scraper hook (103) away from the arc-shaped protruding end (102).

5. A novel scraping needle according to claim 3, characterized in that: The top and bottom of the bearing (2) are both located inside the slot, and the shifting member (301) is rotatably connected to the scraping hook (103) via the bearing (2).

6. A novel scraping needle according to claim 1, characterized in that: The scraping hook (103) has an arc-shaped structure on the side away from the needle handle (101).

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