Needle type threading apparatus for orthopedic surgery

Abstract

The utility model discloses a needle type threader for orthopedic surgery, which comprises a threader component, a reset component and a positioning cut-off component, the threader component is arranged on the left side of the reset component, the positioning cut-off component is arranged on the right side of the reset component, the threader component comprises a threading needle and a handle, and the threading needle is arranged on the handle. The reset assembly comprises a positioning block, a first sliding groove, a first spring and a first sliding block, the positioning cut-off assembly comprises a fixing base, a second spring, a pressing plate, a positioning sliding rod, a positioning plate, a fixing block, a cutter, a positioning groove, a connecting block and a third spring, the threading needle is fixedly installed on the left side of the handle, and the positioning block is fixedly installed on the right side of the handle. The needle type threader for the orthopedic surgery is convenient to cut off and good in positioning effect, and solves the problems that a needle type threader in the prior art is not convenient to cut off a thread and is not convenient to position the thread during use, so that the needle type threader is complex to operate during the surgery.

Description

TECHNICAL FIELD

[0001] The utility model relates to medical instrument technical field, concretely relates to a needle type threading device for orthopedics operation. BACKGROUND

[0002] Medical instrument refers to the instrument, equipment, appliance, in-vitro diagnostic reagent and calibrators, materials and other similar or related articles for human body directly or indirectly, including the computer software needed, medical instrument includes medical equipment and medical consumables, and its utility is mainly obtained through physical mode, is not obtained through pharmacology, immunology or metabolism mode, or although these modes participate, but only plays an auxiliary role, and the purpose is the diagnosis, prevention, monitoring, treatment or mitigation of disease, the diagnosis, monitoring, treatment, mitigation or function compensation of injury, the inspection, replacement, adjustment or support of physiological structure or physiological process, the support or maintenance of life, the control of pregnancy, provides information for medical or diagnostic purposes through the inspection of samples from human body.

[0003] Orthopedics is one of the most common departments in large hospitals, mainly studies the anatomy, physiology and pathology of the skeletal muscle system, and uses drugs, surgery and physical methods to maintain and develop the normal form and function of the system, a needle type threading device needs to be used during orthopedic surgery, but the needle type threading device of the prior art is inconvenient to cut off the thread during use, and it is inconvenient to position the thread, which leads to complex operation during surgery, therefore, a needle type threading device for orthopedic surgery is needed to overcome the above defects. UTILITY MODEL CONTENT

[0004] The utility model aims at providing a needle type threading device for orthopedic surgery, which has the advantages of good positioning effect and convenient cutting, to solve the problems in the above background technology.

[0005] To achieve the above object, the utility model provides the following technical scheme: a needle type threading device for orthopedic surgery, which comprises a threading device assembly, a reset assembly and a positioning and cutting assembly, the threading device assembly is arranged on the left side of the reset assembly, the positioning and cutting assembly is arranged on the right side of the reset assembly, the threading device assembly comprises a threading needle and a handle, the reset assembly comprises a positioning block, a first sliding groove, a first spring and a first sliding block, the positioning and cutting assembly comprises a fixing seat, a second spring, a pressing plate, a positioning sliding rod, a positioning plate, a fixing block, a cutter, a positioning groove, a connecting block and a third spring.

[0006] Further, the threading needle is fixedly installed on the left side of the handle, the positioning block is fixedly installed on the right side of the handle, and the first sliding grooves are formed on the front and back surfaces of the positioning block.

[0007] Further, the first sliding block slides in the inner cavity of the first sliding groove, a first spring is fixedly installed at the bottom of the first sliding groove, and the connecting block is fixedly installed at the bottom of the right side of the positioning block.

[0008] Further, the positioning groove is arranged in the inside of the connecting block, the fixed seat is fixedly installed at the right side of the first sliding block, and the fixed block is arranged in the inner cavity of the fixed seat.

[0009] Further, the cutter is fixedly installed at the bottom of the fixed block, the positioning sliding rod slides in the inner cavity of the fixed seat, and the pressing plate is fixedly installed at the top of the positioning sliding rod.

[0010] Further, the second springs are fixedly installed at the two sides of the bottom of the pressing plate, the bottom of the second spring is fixedly connected with the top of the fixed seat, and the bottom of the positioning sliding rod is fixedly connected with the top of the fixed block.

[0011] Further, the third springs are fixedly installed at the two sides of the top of the fixed block, the top of the third spring is fixedly connected with the top of the inner cavity of the fixed seat, and the positioning plate is fixedly installed at the bottom of the fixed seat.

[0012] Therefore, the utility model discloses the beneficial effects are:

[0013] The utility model discloses a handle is set up, and the threading needle is held conveniently, and the reset component is set up to reset the positioning and cutting component, and the positioning and cutting component is set up to cut the surgical thread, when fixing the surgical thread, the surgical thread is passed through the handle and enters the inner chamber of the threading needle, then the fixed seat is loosened, and under the action of the first spring, the first sliding block drives the fixed seat to move down, and the positioning plate fixes the surgical thread through the positioning groove, when cutting the surgical thread, the pressing plate is pressed down, and the second spring and the positioning sliding rod are driven to move down through the pressing plate, and the fixed block and the cutter are driven to move down through the positioning sliding rod, and the surgical thread is cut under the action of the cutter, and the utility model has the advantages of convenient cutting and good positioning effect, and the needle type threading device of prior art is inconvenient to cut and inconvenient to position the thread when being used, so that the operation is complex during operation. ACCURACY OF DRAWINGS

[0014] Figure 1 It is a structural schematic diagram of the utility model;

[0015] Figure 2 It is a structural schematic diagram of the reset component of the utility model;

[0016] Figure 3 It is a sectional structural schematic diagram of the positioning and cutting component of the utility model;

[0017] Figure 4The utility model discloses a fixed seat side surface section structure schematic diagram.

[0018] In the drawing: 1, threading device assembly;11, threading needle;12, handle;2, reset component;21, positioning block;22, first sliding groove;23, first spring;24, first sliding block;3, positioning cutting assembly;31, fixed seat;32, second spring;33, pressing plate;34, positioning slide rod;35, positioning plate;36, fixed block;37, cutter;38, positioning groove;39, connecting block;391, third spring. DETAILED DESCRIPTION

[0019] In order to make the purpose, technical scheme and advantage of the utility model embodiment clearer, the following will combine the drawing in the utility model embodiment, and the technical scheme in the utility model embodiment is clearly and completely described, obviously, the described embodiment is a part of the embodiment of the utility model, instead of all the embodiment. Based on the embodiment in the utility model, all other embodiments obtained by the ordinary skill in the art without making creative labor are within the protection scope of the utility model. Therefore, the following detailed description of the embodiment of the utility model provided in the drawing is not intended to limit the scope of the claimed utility model, but only represents the selected embodiment of the utility model. Based on the embodiment in the utility model, all other embodiments obtained by the ordinary skill in the art without making creative labor are within the protection scope of the utility model.

[0020] The utility model provides a needle type threading device for orthopedics surgery as Figures 1-4 As shown in the drawing, a needle type threading device for orthopedics surgery, including threading device assembly 1, reset component 2 and positioning cutting assembly 3, threading device assembly 1 sets up at the left side of reset component 2, positioning cutting assembly 3 sets up at the right side of reset component 2, threading device assembly 1 includes threading needle 11 and handle 12, reset component 2 includes positioning block 21, first sliding groove 22, first spring 23 and first sliding block 24, positioning cutting assembly 3 includes fixed seat 31, second spring 32, pressing plate 33, positioning slide rod 34, positioning plate 35, fixed block 36, cutter 37, positioning groove 38, connecting block 39 and third spring 391;

[0021] More specifically, the surgical thread is cut off by setting the positioning cutting assembly 3, and when the surgical thread is fixed, the surgical thread is inserted into the inner cavity of the threading needle 11 through the handle 12, then the fixing seat 31 is loosened, the first sliding block 24 drives the fixing seat 31 to move downward under the action of the first spring 23, the positioning plate 35 is fixed to the surgical thread through the positioning groove 38, when the surgical thread is cut off, the pressing plate 33 is pressed downward, the second spring 32 and the positioning sliding rod 34 are driven to move downward by the pressing plate 33, the fixing block 36 and the cutter 37 are driven to move downward by the positioning sliding rod 34, and the surgical thread is cut off under the action of the cutter 37, which has the advantages of convenient cutting and good positioning effect.

[0022] In some embodiments, the threading needle 11 is fixedly installed on the left side of the handle 12, the positioning block 21 is fixedly installed on the right side of the handle 12, and the first sliding groove 22 is arranged on the front and back surfaces of the positioning block 21. More specifically, the surgical thread is threaded by setting the threading needle 11, and the first sliding block 24 is limited by setting the first sliding groove 22 to prevent the first sliding block 24 from shaking during movement.

[0023] In some embodiments, the first sliding block 24 slides in the inner cavity of the first sliding groove 22, the first spring 23 is fixedly installed in the inner cavity of the first sliding groove 22 and located at the bottom of the first sliding block 24, and the connecting block 39 is fixedly installed at the bottom of the right side of the positioning block 21. More specifically, the fixing seat 31 is limited by setting the first sliding block 24 to prevent the fixing seat 31 from shaking during movement.

[0024] In some embodiments, the positioning groove 38 is arranged in the inner part of the connecting block 39, the fixing seat 31 is fixedly installed on the right side of the first sliding block 24, and the fixing block 36 is arranged in the inner cavity of the fixing seat 31. More specifically, the bottom of the positioning plate 35 is limited by setting the positioning groove 38, and the cutter 37 is installed by setting the fixing block 36.

[0025] In some embodiments, the cutter 37 is fixedly installed at the bottom of the fixing block 36, the positioning sliding rod 34 slides in the inner cavity of the fixing seat 31, and the pressing plate 33 is fixedly installed at the top of the positioning sliding rod 34. More specifically, the surgical thread is cut off by setting the cutter 37, and the pressing plate 33 and the fixing block 36 are connected by setting the positioning sliding rod 34.

[0026] In some embodiments, the second spring 32 is fixedly installed on both sides of the bottom of the pressing plate 33, the bottom of the second spring 32 is fixedly connected with the top of the fixing seat 31, and the bottom of the positioning sliding rod 34 is fixedly connected with the top of the fixing block 36. More specifically, the pressing plate 33 is reset by setting the second spring 32.

[0027] In some embodiments, the third springs 391 are fixedly installed on both sides of the top of the fixed block 36, the top of the third spring 391 is fixedly connected with the top of the inner cavity of the fixed seat 31, and the positioning plate 35 is fixedly installed on the bottom of the fixed seat 31, more specifically, the third spring 391 is arranged to reset the fixed block 36.

[0028] Working principle:

[0029] In use: when fixing the surgical thread, the surgical thread is inserted into the inner cavity of the threading needle 11 through the handle 12, then the fixed seat 31 is loosened, the first sliding block 24 drives the fixed seat 31 to move downward under the action of the first spring 23, the positioning plate 35 fixes the surgical thread through the positioning groove 38, and when cutting the surgical thread, the pressing plate 33 is pressed downward, the second spring 32 and the positioning sliding rod 34 are driven to move downward by the pressing plate 33, the fixed block 36 and the cutter 37 are driven to move downward by the positioning sliding rod 34, and the surgical thread is cut under the action of the cutter 37, so that the surgical thread is conveniently cut and has good positioning effect.

[0030] The above describes only a preferred specific embodiment of the present application, but the protection scope of the present application is not limited to this, any skilled person in the art can make equivalent replacement or change according to the technical scheme and the inventive concept of the present application within the technical range disclosed by the present application, which should be covered in the protection scope of the present application.

[0031] It should be noted that, in this paper, relationship terms such as first and second are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any such actual relationship or order between the entities or operations. Moreover, the terms "include", "contain" or any other variants thereof are intended to cover non-exclusive inclusion, so that the process, method, article or equipment including a series of elements not only includes those elements, but also includes other elements not explicitly listed or inherent to such process, method, article or equipment.

Claims

1. A needle-type suture device for orthopedic surgery, characterized in that: The device includes a threader assembly (1), a reset assembly (2), and a positioning and cutting assembly (3). The threader assembly (1) is located on the left side of the reset assembly (2), and the positioning and cutting assembly (3) is located on the right side of the reset assembly (2). The threader assembly (1) includes a threading needle (11) and a handle (12). The reset assembly (2) includes a positioning block (21), a first slide groove (22), a first spring (23), and a first slider (24). The positioning and cutting assembly (3) includes a fixing seat (31), a second spring (32), a pressure plate (33), a positioning slide rod (34), a positioning plate (35), a fixing block (36), a cutter (37), a positioning groove (38), a connecting block (39), and a third spring (391).

2. The needle-type suture device for orthopedic surgery according to claim 1, characterized in that: The threading needle (11) is fixedly installed on the left side of the handle (12), the positioning block (21) is fixedly installed on the right side of the handle (12), and the first groove (22) is opened on the front and back of the positioning block (21).

3. The needle-type suture device for orthopedic surgery according to claim 1, characterized in that: The first slider (24) slides in the inner cavity of the first slide groove (22), and the first spring (23) is fixedly installed in the inner cavity of the first slide groove (22) and at the bottom of the first slider (24). The connecting block (39) is fixedly installed at the bottom right side of the positioning block (21).

4. The needle-type suture device for orthopedic surgery according to claim 1, characterized in that: The positioning groove (38) is opened inside the connecting block (39), the fixing seat (31) is fixedly installed on the right side of the first slider (24), and the fixing block (36) is set in the inner cavity of the fixing seat (31).

5. The needle-type suture device for orthopedic surgery according to claim 1, characterized in that: The cutter (37) is fixedly installed at the bottom of the fixing block (36), the positioning slide rod (34) slides in the inner cavity of the fixing seat (31), and the pressure plate (33) is fixedly installed at the top of the positioning slide rod (34).

6. The needle-type suture device for orthopedic surgery according to claim 1, characterized in that: The second spring (32) is fixedly installed on both sides of the bottom of the pressure plate (33). The bottom of the second spring (32) is fixedly connected to the top of the fixed seat (31). The bottom of the positioning slide rod (34) is fixedly connected to the top of the fixed block (36).

7. The needle-type suture device for orthopedic surgery according to claim 1, characterized in that: The third spring (391) is fixedly installed on both sides of the top of the fixing block (36), the top of the third spring (391) is fixedly connected to the top of the inner cavity of the fixing seat (31), and the positioning plate (35) is fixedly installed at the bottom of the fixing seat (31).

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