CN210354881U

CN210354881U - Anti-slip orthopedic screw for hospitals

Info

Publication number: CN210354881U
Application number: CN201920593369.6U
Authority: CN
Inventors: 文乔兴
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-04-28
Filing date: 2019-04-28
Publication date: 2020-04-21
Anticipated expiration: 2029-04-28

Abstract

The utility model discloses an anti-skid orthopedic screw for hospitals, relating to the technical field of orthopedic screws, which comprises a fixing column and a screw cap; the top end of the fixing column is fixedly connected with the bottom of the screw cap; first draw-in groove and second draw-in groove have been seted up to the side that the fixed column was kept away from to the screw cap, first draw-in groove is located the top of second draw-in groove, the cross section of first draw-in groove is regular hexagon, the cross section of second draw-in groove is regular triangle-shaped. This antiskid silk orthopedic screw for hospital sets up two draw-in grooves, uses any draw-in groove all to twist to move the screw cap, has avoided a draw-in groove to go wrong, and the problem that the orthopedic screw that causes can not be twisted out because the existence of anti-skidding line can increase the frictional force of draw-in groove and spanner, has avoided the appearance of smooth silk problem, and two chamfers have increased the width at two draw-in groove tops, are favorable to inside the quick joint of spanner to the draw-in groove, have improved doctor's operating time.

Description

Anti-slip orthopedic screw for hospitals

Technical Field

The utility model relates to an orthopedics screw technical field specifically is a hospital is with antiskid silk orthopedics screw.

Background

Orthopedic screws are non-active surgical metal implants for bone joining, consisting of cortical (full and half-threads) and cancellous (full and half-threads) bone screws, instruments commonly used in orthopedic surgery. In the orthopedic surgery, the problem of screw slipping of the orthopedic screw sometimes occurs, which not only increases the difficulty of the surgery of a doctor, but also increases the pain of a patient, so that the orthopedic screw with good screw slipping prevention effect is needed.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

The utility model provides a not enough to prior art, the utility model provides a hospital is with antiskid silk orthopedics screw has solved the problem of the easy smooth silk of traditional orthopedics screw.

(II) technical scheme

In order to achieve the above purpose, the utility model discloses a following technical scheme realizes:

an anti-skid orthopedic screw for hospitals comprises a fixing column and a screw cap;

the top end of the fixing column is fixedly connected with the bottom of the screw cap;

a first clamping groove and a second clamping groove are formed in one side face, far away from the fixed column, of the screw cap, the first clamping groove is located above the second clamping groove, the cross section of the first clamping groove is in a regular hexagon shape, and the cross section of the second clamping groove is in a regular triangle shape;

the top of the first clamping groove is provided with a first chamfer, and the top of the second clamping groove is provided with a second chamfer;

the bottom surface fixedly connected with of first draw-in groove a plurality of first anti-skidding lines, the bottom surface fixedly connected with of second draw-in groove a plurality of second anti-skidding lines.

Optionally, the outer surface of the fixing column is provided with a thread.

Optionally, the first card slot and the second card slot have the same depth.

Optionally, the diameter of the first chamfer is three millimeters.

Optionally, the diameter of the second chamfer is three millimeters.

Optionally, the diameter of the inscribed circle of the first card slot is twice the diameter of the inscribed circle of the second card slot.

(III) advantageous effects

The utility model provides a hospital is with antiskid silk orthopedic screw possesses following beneficial effect:

(1) this antiskid silk orthopedics screw is used in hospital sets up first draw-in groove and second draw-in groove at the top of screw cap, and two draw-in grooves all exist independently, use any one draw-in groove all to twist and move the screw cap, have avoided a draw-in groove to go wrong, and the problem that the orthopedics screw that causes can not be twisted out has realized convenient to use's purpose.

(2) This antiskid silk orthopedic screw for hospital sets up first antiskid line in the bottom of first draw-in groove, sets up second antiskid line in the bottom of second draw-in groove, and the spanner card is when two draw-in grooves are inside, because the existence of antiskid line, can increase the frictional force of draw-in groove and spanner, can effectively reduce the wearing and tearing of draw-in groove, has avoided the appearance of smooth silk problem, has realized the effectual purpose of antiskid silk.

(3) This antiskid silk orthopedic screw for hospital sets up first chamfer at the top of first draw-in groove, sets up the second chamfer at the top of second draw-in groove, has increased the width at two draw-in groove tops, is favorable to the doctor to the quick joint of spanner to the draw-in groove inside, has improved doctor's operating time, has realized convenient to use's purpose.

Drawings

Fig. 1 is a schematic structural view of the present invention;

fig. 2 is a schematic top view of the present invention;

fig. 3 is a schematic front view of a cross-sectional structure of the present invention;

fig. 4 is a schematic sectional view of the screw cap of the present invention.

In the figure: 1-fixed column, 2-screw cap, 3-first clamping groove, 4-second clamping groove, 5-first chamfer, 6-second chamfer, 7-first anti-skid grain, 8-second anti-skid grain and 9-screw thread.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", and the like, indicate the orientation or positional relationship indicated based on the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

In the present invention, unless otherwise expressly stated or limited, the terms "disposed," "mounted," "connected," and "fixed" are to be construed broadly, e.g., as meaning either a fixed connection or a removable connection; may be a mechanical connection; may be directly connected or indirectly connected through an intermediate. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.

Referring to fig. 1-4, the present invention provides a technical solution:

an anti-skid orthopedic screw for hospitals comprises a fixing column 1 and a screw cap 2;

the top end of the fixed column 1 is fixedly connected with the bottom of the screw cap 2;

a first clamping groove 3 and a second clamping groove 4 are formed in one side face, far away from the fixing column 1, of the screw cap 2, the first clamping groove 3 is located above the second clamping groove 4, the cross section of the first clamping groove 3 is regular hexagonal, the cross section of the second clamping groove 4 is regular triangular, both clamping grooves are provided with wrenches matched with the first clamping groove 3 and the second clamping groove 4, the first clamping groove 3 and the second clamping groove 4 are formed in the top of the screw cap 2 and are independent, the screw cap 2 can be screwed by using any one clamping groove, the problem that one clamping groove cannot be screwed out due to the fact that one clamping groove cannot be screwed out is avoided, and the purpose of convenience in use is achieved;

the top of the first clamping groove 3 is provided with a first chamfer 5, the top of the second clamping groove 4 is provided with a second chamfer 6, the top of the first clamping groove 3 is provided with the first chamfer 5, the top of the second clamping groove 4 is provided with the second chamfer 6, the width of the tops of the two clamping grooves is increased, a spanner can be clamped into the clamping grooves quickly by a doctor, the operation time of the doctor is prolonged, and the purpose of convenient use is realized;

a plurality of first anti-skidding lines 7 of bottom surface fixedly connected with of first draw-in groove 3, a plurality of second anti-skidding lines 8 of bottom surface fixedly connected with of second draw-in groove 4, set up first anti-skidding line 7 in the bottom of first draw-in groove 3, set up second anti-skidding line 8 in the bottom of second draw-in groove 4, the spanner card is when two draw-in grooves are inside, because the existence of anti-skidding line, can increase the frictional force of draw-in groove and spanner, can effectively reduce the wearing and tearing of draw-in groove, the appearance of smooth silk problem has been avoided, the effectual purpose of anti-skidding silk has been realized.

As an optional technical solution of the utility model:

the outer surface of the fixing column 1 is provided with a thread 9.

As an optional technical solution of the utility model:

the first card slot 3 and the second card slot 4 have the same depth.

As an optional technical solution of the utility model:

the diameter of the first chamfer 5 is three millimeters.

As an optional technical solution of the utility model:

the diameter of the second chamfer 6 is three millimeters.

As an optional technical solution of the utility model:

the diameter of the inscribed circle of the first card slot 3 is twice the diameter of the inscribed circle of the second card slot 4.

In summary, according to the anti-slip orthopedic screw for hospitals, the first clamping groove 3 and the second clamping groove 4 are formed in the top of the screw cap 2, the two clamping grooves are independent, the screw cap 2 can be screwed by using any one clamping groove, the problem that the orthopedic screw cannot be screwed out due to the problem of one clamping groove is solved, and the purpose of convenience in use is achieved; the bottom of the first clamping groove 3 is provided with the first anti-slip threads 7, the bottom of the second clamping groove 4 is provided with the second anti-slip threads 8, and when the wrench is clamped in the two clamping grooves, the anti-slip threads can increase the friction force between the clamping grooves and the wrench, effectively reduce the abrasion of the clamping grooves, avoid the problem of wire slipping and achieve the purpose of good anti-slip effect; set up first chamfer 5 at the top of first draw-in groove 3, set up second chamfer 6 at the top of second draw-in groove 4, increased the width at two draw-in groove tops, be favorable to inside the doctor connects the draw-in groove to the spanner fast joint, improved doctor's operating time, realized convenient to use's purpose.

It is noted that in the present disclosure, unless otherwise explicitly specified or limited, a first feature "on" or "under" a second feature may be directly contacting the first and second features or indirectly contacting the first and second features through an intermediate. Also, a first feature "on," "over," and "above" a second feature may be directly or diagonally above the second feature, or may simply indicate that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature may be directly under or obliquely under the first feature, or may simply mean that the first feature is at a lesser elevation than the second feature.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The utility model provides a hospital is with antiskid silk orthopedics screw, includes fixed column (1) and screw cap (2), its characterized in that:

the top end of the fixing column (1) is fixedly connected with the bottom of the screw cap (2);

a first clamping groove (3) and a second clamping groove (4) are formed in one side face, far away from the fixing column (1), of the screw cap (2), the first clamping groove (3) is located above the second clamping groove (4), the cross section of the first clamping groove (3) is a regular hexagon, and the cross section of the second clamping groove (4) is a regular triangle;

a first chamfer (5) is formed at the top of the first clamping groove (3), and a second chamfer (6) is formed at the top of the second clamping groove (4);

the bottom surface of first draw-in groove (3) fixedly connected with a plurality of first anti-skidding lines (7), the bottom surface fixedly connected with a plurality of second anti-skidding lines (8) of second draw-in groove (4).

2. The hospital antiskid silk orthopedic screw according to claim 1, characterized in that,

the outer surface of the fixing column (1) is provided with a thread (9).

3. The hospital antiskid silk orthopedic screw according to claim 1, characterized in that,

the depths of the first clamping groove (3) and the second clamping groove (4) are the same.

4. The hospital antiskid silk orthopedic screw according to claim 1, characterized in that,

the diameter of the first chamfer (5) is three millimeters.

5. The hospital antiskid silk orthopedic screw according to claim 1, characterized in that,

the diameter of the second chamfer (6) is three millimeters.

6. The hospital antiskid silk orthopedic screw according to claim 1, characterized in that,

the diameter of the inscribed circle of the first clamping groove (3) is twice that of the inscribed circle of the second clamping groove (4).