Novel sword-shaped needle

Abstract

The utility model relates to the technical field of orthopedics, and discloses a novel sword-shaped needle which comprises a protective cylinder, one end of the protective cylinder is in threaded connection with a right-hand and left-hand threaded cylinder, the right-hand and left-hand threaded cylinder is in threaded connection with a sleeve, a buffer pad is arranged in the sleeve, a threaded groove is formed in the middle of the surface of the other end of the protective cylinder, and the threaded groove is in threaded connection with the sleeve. A propelling assembly penetrates through the interior of the threaded groove in a threaded mode, and one end of the propelling assembly is in threaded connection with a sword-shaped needle through a threaded rod. According to the novel sword-shaped needle, through the arrangement of the protective cylinder, the right-hand and left-hand thread cylinder, the sleeve and the buffer pad, when a person uses the novel sword-shaped needle, the right-hand and left-hand thread cylinder is in threaded connection with one end of the protective cylinder, then the sleeve is connected with the right-hand and left-hand thread cylinder, the buffer pad in the sleeve protects the sharp end of the sword-shaped needle, and the situation that the sharp end is turned is prevented; workers are protected in a disguised manner, and the sharp end of the sword-shaped needle is prevented from scratching the workers.

Description

Technical Field

[0001] The utility model relates to the technical field of orthopedics, in particular to a novel sword-shaped needle. Background Art

[0002] In clinical practice, doctors usually need a large number of tools when performing orthopedic surgery on patients, including sword-shaped needles.

[0003] However, the existing novel sword-shaped needle has the following disadvantages:

[0004] (1) When using a sword-shaped needle, if the sharp end of the sword-shaped needle is bent, it is easy to cause the operation to proceed unsuccessfully;

[0005] (2) When the sword-shaped needle is needed, both sides of the sword-shaped needle are sharp blades. When the sword-shaped needle is taken, the user is easily injured. Therefore, a new sword-shaped needle with high practicality, simple operation and relatively simple structure is provided. Utility Model Content

[0006] 1. Technical issues to be resolved

[0007] The technical problem solved by the utility model is to provide a new type of sword-shaped needle which is highly practical, can be simply operated and has a relatively simple structure. It solves the problem raised in the above-mentioned background technology that when the sword-shaped needle is used, if the sharp end of the sword-shaped needle is bent, it is easy to cause the operation to not proceed smoothly. When the sword-shaped needle is needed, both sides of the sword-shaped needle are sharp blades, and the staff who use the sword-shaped needle are easily injured when taking it.

[0008] (II) Technical solution

[0009] To achieve the above purpose, the utility model is implemented through the following technical solutions: a new sword-shaped needle, including a protective tube, one end of the protective tube is threadedly connected to a positive and negative threaded tube, the threaded connection of the positive and negative threaded tube is a sleeve, a buffer pad is provided inside the sleeve, a thread groove is opened in the middle of the surface of the other end of the protective tube, the internal thread of the thread groove passes through a propulsion component, and one end of the propulsion component is threadedly connected to the sword-shaped needle through a threaded rod.

[0010] Optionally, an observation groove is provided in the middle of the surface of the protection tube, and a transparent plate for observation is embedded in the interior of the observation groove. The structural design of the transparent plate allows personnel to observe the sword-shaped needle.

[0011] Optionally, the propulsion assembly includes a propulsion rod passing through the internal thread of the thread groove, one end of the propulsion rod is fixedly connected to a connecting tube via a bearing, one end of the connecting tube is fixedly connected to a threaded rod, and the design of the propulsion assembly prevents the sword-shaped needle from causing scratches to personnel.

[0012] Optionally, a sliding block is provided inside the forward and reverse threaded barrel, and a roller is rotatably connected to the surface of the sliding block. The setting of the sliding block and the roller can prevent the sword-shaped needle from shifting its position when it slides.

[0013] Optionally, a connecting groove is formed at one end of the sword-shaped needle, the size of the connecting groove is adapted to the threaded rod, and the design of the connecting groove facilitates personnel to disassemble and install the threaded rod.

[0014] Optionally, a protection groove is provided on the surface of the buffer pad, and the shape of the protection groove is matched with the sharp end of the sword-shaped needle. The matching shapes make the buffer pad and the sword-shaped needle fit better, thereby better protecting the sword-shaped needle.

[0015] (III) Beneficial effects

[0016] The utility model provides a new sword-shaped needle, which has the following beneficial effects:

[0017] 1. The new sword-shaped needle is provided with a protective tube, a positive and negative threaded tube, a sleeve and a buffer pad. When used by a person, the positive and negative threaded tube is threadedly connected to one end of the protective tube, and then the sleeve and the positive and negative threaded tube are connected. The buffer pad in the sleeve protects the sharp end of the sword-shaped needle to prevent the sharp end from curling, thereby protecting the staff in disguised form and preventing the sharp end of the sword-shaped needle from scratching the staff.

[0018] 2. The new sword-shaped needle is provided with a protective tube, a propulsion assembly and a threaded rod. When used by personnel, the threaded rod and the sword-shaped needle are threadedly connected, and then the sword-shaped needle is placed inside the protective tube. When it is needed, the propulsion rod is rotated through the protective tube, and then the propulsion rod pushes the connecting tube forward through the bearing, and the connecting tube drives the threaded rod and the sword-shaped needle to move, thereby achieving the purpose of facilitating personnel to store and push out the sword-shaped needle. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] Figure 1 It is a schematic diagram of the structure of the utility model;

[0020] Figure 2 This is a schematic diagram of the split structure of the utility model;

[0021] Figure 3 This is a schematic diagram of the roller structure of the utility model;

[0022] Figure 4 This is a schematic diagram of the structure of the propulsion assembly of the utility model.

[0023] In the figure: 1. protective tube; 2. positive and negative threaded tube; 3. sleeve; 4. buffer pad; 5. propulsion assembly; 501. propulsion rod; 502. bearing; 503. connecting tube; 6. threaded rod; 7. sword-shaped needle; 8. sliding block; 9. roller. DETAILED DESCRIPTION

[0024] 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. 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.

[0025] See also Figures 1 to 4 The utility model provides a technical solution: a new sword-shaped needle, including a protective tube 1, one end of the protective tube 1 is threadedly connected with a positive and negative thread tube 2, the positive and negative thread tube 2 is threadedly connected with a sleeve 3, and a buffer pad 4 is arranged inside the sleeve 3. Through the arrangement of the protective tube 1, the positive and negative thread tube 2, the sleeve 3 and the buffer pad 4, when a person uses it, the positive and negative thread tube 2 is threadedly connected to one end of the protective tube 1, and then the sleeve 3 and the positive and negative thread tube 2 are connected. The buffer pad 4 in the sleeve 3 protects the sharp end of the sword-shaped needle 7 to prevent the sharp end from curling, and protects the staff in disguised form to prevent the sharp end of the sword-shaped needle 7 from scratching the staff. A thread groove is provided in the middle of the surface of the other end of the protective tube 1, and a propulsion assembly 5 is penetrated by the internal thread of the thread groove. One end of the propulsion assembly 5 is threadedly connected with a sword-shaped needle 7 through a threaded rod 6. Through the arrangement of the protective tube 1, the propulsion assembly 5 and the threaded rod 6, when a person uses it, the threaded rod 6 and the sword-shaped needle 7 are threadedly connected, and then the sword-shaped needle 7 is placed inside the protective tube 1. When it is needed, the propulsion rod 501 is rotated through the protective tube 1, and then the propulsion rod 501 pushes the connecting tube 503 forward through the bearing 502, and the connecting tube 503 drives the threaded rod 6 and the sword-shaped needle 7 to move, thereby achieving the purpose of facilitating the storage and pushing out of the sword-shaped needle 7 by the person;

[0026] An observation groove is provided in the middle of the surface of the protection tube 1, and a transparent plate for observation is embedded in the observation groove. The structure of the transparent plate is designed to facilitate personnel to observe the sword-shaped needle 7;

[0027] The propulsion assembly 5 includes a propulsion rod 501 which penetrates the internal thread of the thread groove, one end of the propulsion rod 501 is fixedly connected to a connecting pipe 503 through a bearing 502, and one end of the connecting pipe 503 is fixedly connected to a threaded rod 6. The design of the propulsion assembly 5 prevents the sword-shaped needle 7 from causing scratches to personnel;

[0028] A sliding block 8 is provided inside the positive and negative threaded barrel 2, and a roller 9 is rotatably connected to the surface of the sliding block 8. The setting of the sliding block 8 and the roller 9 prevents the sword-shaped needle 7 from shifting when sliding.

[0029] A connecting groove is provided at one end of the sword-shaped needle 7, the size of which matches the threaded rod 6, and the design of the connecting groove facilitates the disassembly and installation of the threaded rod 6;

[0030] A protection groove is provided on the surface of the buffer pad 4, and the shape of the protection groove is matched with the sharp end of the sword-shaped needle 7. Through the matching shapes, the buffer pad 4 and the sword-shaped needle 7 are more closely fitted, which can better protect the sword-shaped needle 7.

[0031] In the utility model, the working steps of the device are as follows:

[0032] The first step is to thread the positive and negative threaded tube 2 to one end of the protective tube 1, and then connect the sleeve 3 and the positive and negative threaded tube 2. The buffer pad 4 in the sleeve 3 protects the sharp end of the sword-shaped needle 7 to prevent the sharp end from rolling, thereby protecting the staff in disguise and preventing the sharp end of the sword-shaped needle 7 from scratching the staff.

[0033] The second step: thread the threaded rod 6 and the sword-shaped needle 7 together, and then place the sword-shaped needle 7 inside the protective tube 1. When it is needed, rotate the push rod 501 through the protective tube 1, and then the push rod 501 pushes the connecting tube 503 forward through the bearing 502, and the connecting tube 503 drives the threaded rod 6 and the sword-shaped needle 7 to move.

[0034] It should be noted that the equipment structure and drawings of the utility model mainly describe the principle of the utility model. In terms of the technology of the design principle, the settings of the power mechanism, power supply system and control system of the device are not fully described. On the premise that the technical personnel in this field understand the principle of the above utility model, the details of the power mechanism, power supply system and control system can be clearly known. The control method of the application document is automatic control through a controller, and the control circuit of the controller can be realized by simple programming by the technical personnel in this field;

[0035] The standard parts used therein can all be purchased from the market and can be customized according to the instructions and drawings. The specific connection methods of each part adopt conventional means such as mature bolts, rivets, welding, etc. in the prior art. The machinery, parts and equipment all adopt conventional models in the prior art, and the structures and principles of the components known to technical personnel in this field can be known by these technical personnel through technical manuals or through conventional experimental methods.

[0036] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A novel sword-shaped needle, comprising a protective tube (1), characterized in that: One end of the protection tube (1) is threadedly connected to a positive and negative thread tube (2), and the positive and negative thread tube (2) is threadedly connected to a sleeve (3), and a buffer pad (4) is provided inside the sleeve (3). A thread groove is provided in the middle of the surface of the other end of the protection tube (1), and a propulsion component (5) is penetrated through the internal thread of the thread groove. One end of the propulsion component (5) is threadedly connected to a sword-shaped needle (7) through a threaded rod (6).

2. A novel sword-shaped needle according to claim 1, characterized in that: An observation groove is provided in the middle of the surface of the protection tube (1), and a transparent plate for observation is embedded in the observation groove.

3. A new sword-shaped needle according to claim 1, characterized in that: The propulsion assembly (5) comprises a propulsion rod (501) passing through the internal thread of the thread groove, one end of the propulsion rod (501) is fixedly connected to a connecting pipe (503) via a bearing (502), and one end of the connecting pipe (503) is fixedly connected to a threaded rod (6).

4. A novel sword-shaped needle according to claim 1, characterized in that: A sliding block (8) is provided inside the forward and reverse threaded barrel (2), and a roller (9) is rotatably connected to the surface of the sliding block (8).

5. The novel sword-shaped needle according to claim 1, characterized in that: One end of the sword-shaped needle (7) is provided with a connection groove, and the size of the connection groove is adapted to the threaded rod (6).

6. A novel sword-shaped needle according to claim 1, characterized in that: A protection groove is provided on the surface of the buffer pad (4), and the shape of the protection groove is matched with the sharp end of the sword-shaped needle (7).

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