CN211094375U - Line pressing handle - Google Patents
Line pressing handle Download PDFInfo
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- CN211094375U CN211094375U CN201920908919.9U CN201920908919U CN211094375U CN 211094375 U CN211094375 U CN 211094375U CN 201920908919 U CN201920908919 U CN 201920908919U CN 211094375 U CN211094375 U CN 211094375U
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- handle
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- lower cover
- upper cover
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Abstract
The utility model provides a line pressing handle, which comprises a handle lower cover and a handle upper cover which are mutually matched, wherein the handle lower cover is provided with at least two elastic sheets, and a gap is formed between the free ends of the at least two elastic sheets; the handle upper cover is provided with a first bulge; after the handle lower cover is matched with the handle upper cover, the first bulge extrudes the elastic sheet to reduce the gap between the free ends of the elastic sheet. The utility model provides a line ball handle's trapping mechanism can avoid the suture of trapping mechanism perk among the prior art, and the trapping is firm, simple structure, is convenient for operate sooner, more smoothly.
Description
Technical Field
The utility model belongs to the technical field of medical instrument, a line ball handle is related to.
Background
In the technical field of current medical treatment, the number of patients implementing minimally invasive surgery in sports medicine in China is increasing, and the minimally invasive surgery in sports medicine mainly utilizes a minimally invasive mode to pull and bundle ligaments or defective bone blocks of the patients, so that pain is relieved or eliminated, the activity and the original functions of joints are recovered, and the life quality of the patients is improved.
However, in the existing minimally invasive surgery of sports medicine, medical staff usually adopt a small metal anchor to repair the shoulder joint of a patient, and a suture line in a metal anchor handle is pressed and fixed by an internal pressure head, so that the fixation is not firm, and the risk of tilting of the pressure head is avoided, thereby affecting the progress of the surgery.
SUMMERY OF THE UTILITY MODEL
Not enough to prior art exists, the utility model aims to provide a line ball handle to solve among the prior art line clamping mechanism can the perk, use inconvenient, thereby cause the long technical problem of operation time.
To achieve the purpose, the utility model adopts the following technical proposal:
a wire pressing handle comprises a handle lower cover and a handle upper cover which are matched with each other;
the handle lower cover is provided with at least two elastic sheets, and a gap is formed between the free ends of the at least two elastic sheets;
the handle upper cover is provided with a first bulge;
after the handle lower cover is matched with the handle upper cover, the first bulge extrudes the at least two elastic sheets to reduce the gap between the free ends of the elastic sheets.
The elastic sheet comprises a connecting sheet connected with the lower cover of the handle and a line pressing head arranged at the free end of the connecting sheet.
The thickness of the connecting sheet is gradually increased from the middle to the two ends; the wire pressing head is provided with an arc surface.
The connecting sheet and the pressing line head are parallel and level with one side end face of the handle upper cover, and the height of the connecting sheet at the other side end face of the connecting sheet and the pressing line head is smaller than that of the pressing line head.
And an included angle between the axis of the elastic sheet and the axis of the handle lower cover is an acute angle.
The handle lower cover is provided with a groove, one end of the groove is provided with a first through hole, and the elastic piece is arranged in the first through hole and connected to the hole wall of the first through hole.
And through grooves are formed in the two side walls of the groove.
The first protrusion is cylindrical; the number of the first protrusions is at least 2.
And a plurality of second bulges are also arranged on the opposite side of the side where the first bulge of the upper handle cover is arranged.
The handle upper cover is in sliding fit with the handle lower cover.
Compared with the prior art, the beneficial effects of the utility model are that:
the utility model provides a line clamping mechanism of line ball handle includes the shell fragment that sets up respectively at the handle lower cover and the arch of handle upper cover, and the two cooperate and play the tight fixed action of clamp to the suture, has avoided the risk of line clamping mechanism perk, can be more firm stable centre gripping stylolite, carry out the operation more fast more smoothly;
the utility model provides a line ball handle convenient to use, simple structure, easy manufacturing.
Drawings
FIG. 1 is a schematic structural view of a wire pressing handle provided in example 1;
FIG. 2 is a schematic structural view of a handle lower cover provided in embodiment 1;
FIG. 3 is a schematic structural view of the handle upper cover provided in embodiment 1;
fig. 4 is a schematic view of the first protruding pressing spring piece provided in embodiment 1.
Wherein:
1, a lower cover of the handle;
11, a spring plate; 111, connecting sheets; 112, wire pressing heads;
12, a through groove; 13, a guide groove; 141, a first notch; 142, a second notch; 15, a second through hole; 16, a sliding guide rail; 17, a first via hole;
2, covering the handle;
21, a first protrusion; 22, a second protrusion; 23, a guide projection; 24, a third projection; 25, a sliding structure; 26, a circular arc structure;
3, pressing a wire rod;
4, metal anchoring bolts;
5, sewing thread.
Detailed Description
It should be noted that, in the present invention, the embodiments and features of the embodiments may be combined with each other without conflict.
In the description of the present invention, it is to be understood that the terms "center", "axial", "upper", "lower", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in 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. Furthermore, the terms "first", "second", etc. 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," "second," etc. 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 otherwise specified.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "connected" and "connected" are to be interpreted broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; they may be mechanically coupled, directly coupled, indirectly coupled through intervening media, or may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art through specific situations.
The technical solution of the present invention is further explained by the following embodiments with reference to the accompanying drawings.
Example 1
As shown in figures 1 to 4, the line pressing handle comprises a handle lower cover 1 and a handle upper cover 2 which are matched with each other,
the handle lower cover 1 is provided with at least two elastic sheets 11, and a gap is formed between the free ends of the at least two elastic sheets 11;
the handle upper cover 2 is provided with a first bulge 21;
after the handle lower cover 1 is matched with the handle upper cover 2, the first bulge 21 extrudes the elastic sheet 11 to reduce the gap between the free ends of the elastic sheet 11;
the number of the elastic pieces can be 2, 3, 4 or 5, and the like, and the number of the elastic pieces is 2 in the embodiment and the elastic pieces are symmetrically fixed on the handle lower cover 1;
the elastic sheet 11 comprises a connecting sheet 111 connected with the handle lower cover 1 and a thread pressing head 112 arranged at the free end of the connecting sheet 111, and when the elastic sheet is actually used, the thread pressing head clamps and fixes the thread;
the thickness of the connecting sheet 111 is gradually increased from the middle to the two ends, the thickness of the elastic sheet is related to the material, different thicknesses can be selected according to different materials, and the acting force of the first protrusion 21 for extruding the elastic sheet 11 is smaller in practical use, which is the preferable scheme;
the wire pressing head 112 has an arc surface, for example, the wire pressing head is cylindrical or arc;
the connecting sheet 111 and the wire pressing head 112 are parallel and level with the end surface of one side close to the handle upper cover 2, and the height of the connecting sheet 111 on the end surface of the other side of the connecting sheet and the wire pressing head is smaller than that of the wire pressing head 112; to further reduce the pressing force of the first protrusion 21 pressing the elastic sheet 11;
an included angle between the axis of the elastic sheet 11 and the axis of the handle lower cover 1 is an acute angle; to facilitate clamping of the suture;
the handle lower cover 1 is provided with a groove, one end of the groove is provided with a first through hole 17, the elastic sheet is arranged in the first through hole 17 and connected to the hole wall of the first through hole 17, and the resistance of the elastic sheet to move when the first protrusion is extruded on the elastic sheet can be further avoided by changing the design.
The bottom of the groove is provided with a plurality of second through holes 15 along the axis, and the second through holes 15 are convenient for observing and cleaning the inside of the line pressing handle. In this embodiment, the number of the second through holes 15 is 6, and the second through holes are symmetrically arranged by taking the axis of the handle lower cover 1 as a symmetry axis.
The groove is also provided with a guide groove 13, and the guide groove 13 is higher than the bottom surface of the groove; the guide groove 13 is provided with a first notch 141 and a second notch 142 along the sliding direction of the upper handle cover 2 when the upper handle cover 2 is matched with the lower handle cover 1;
two side walls of the groove are symmetrically provided with sliding guide rails 16;
a winding device (not shown in the figures) for winding the suture is further arranged in the groove of the handle lower cover 1, the winding device is arranged at a position which does not interfere the matching of the handle upper cover 2 and the handle lower cover 1 and the clamping of the suture, and the specific arrangement position can be determined by a person skilled in the art according to the needs;
the first bulge 21 arranged on the handle upper cover 2 is cylindrical; the number of the first protrusions 21 is at least 2, such as 3, 4, 5, 7, or 10, and the like, in this embodiment, the number of the first protrusions 21 is 2, and the handle upper cover 2 is symmetrically arranged with the axis of the handle upper cover as a symmetry axis; when the number of the first bulges 21 is more than 3, the first bulges 21 can be distributed on two sides of the axial line of the upper handle cover, and preferably, when the upper handle cover 2 is matched with the lower handle cover 1, the first bulges 21 can play a role in squeezing the elastic sheet;
a plurality of second protrusions 22 are further arranged on the opposite side of the handle upper cover 2 to the side where the first protrusions 21 are arranged; the plurality of second protrusions 22 are distributed along the axis, and the second protrusions 22 are used for increasing the friction force between the hand and the upper handle cover when in use, so that the upper handle cover 2 and the lower handle cover 1 can be conveniently matched and separated. In the embodiment, the number of the second bulges is 6, and the second bulges are all arc-shaped; the number of the second bulges can be adjusted, for example, the shape can be curved, cylindrical and the like, and the number can be 3, 4, 7, 10 or 50;
a guide bulge 23 and a third bulge 24 are further arranged on one side, provided with the first bulge 21, of the upper handle cover 2, and the guide bulge 23 and the third bulge 24 are coaxial with the upper handle cover 2;
the first projection 21, the guide projection 23 and the third projection 24 are sequentially arranged on the same side of the handle upper cover 2 along the sliding direction;
the height of the guide bulge 23 from the upper handle cover 2 is gradually reduced along the sliding direction of the upper handle cover 2 when the upper handle cover 2 is matched with the lower handle cover 1; the guide protrusion 23 is used for sliding through the first notch 141 and the second notch 142 of the guide groove 13 when the handle lower cover 1 is matched with the handle upper cover 2 so as to guide the sliding of the handle upper cover 2;
one side of the third bulge 24, which is far away from the guide bulge 23, is provided with a concave radian towards the sliding direction of the upper handle cover during matching, so that the upper handle cover 2 and the lower handle cover 1 can be conveniently in sliding fit and separated; the third protrusion 24 can also pass through the first notch 141 and the second notch 142 of the guide groove 13;
the handle upper cover 2 is further provided with a sliding structure 25 matched with the sliding guide rail 16, the sliding structure 25 extends along the direction perpendicular to the axis of the handle upper cover 2, and a circular arc structure 26 is arranged on one side close to the sliding guide rail 16 so as to reduce the sliding resistance between the sliding guide rail 16 and the sliding structure 25;
the wire pressing handle also comprises a wire pressing rod 3 with one end inserted into the handle lower cover 1, and the wire pressing rod 3 is used for fixing a metal anchor 4 of a suture wire; a through groove 12 is also arranged on the surface between the groove of the handle lower cover 1 and the line pressing rod 3;
in the embodiment, the upper handle cover 2 and the lower handle cover 1 are made of plastics. The handle upper cover 2 and the handle lower cover 1 may be made of other materials, such as metal, but the cost is low if plastic materials are selected.
The method for matching or separating the handle lower cover 1 and the handle upper cover 2 is as follows: when the handle is matched, the sliding structure 25 is in sliding fit with the sliding guide rail 16, the handle upper cover 2 slides on the handle lower cover 1, the guide protrusion 23 and the third protrusion 24 sequentially pass through the first notch 141 and the second notch 142 of the guide groove 13, and the third protrusion 24 is blocked by the guide groove 13 after passing through the second notch 142, so that the handle upper cover 2 can be prevented from backing up; when the handle cover is separated, the sliding structure 25 is separated from the sliding guide rail 16 in a sliding manner, then the third protrusion 24 of the handle upper cover 2 sequentially exits to the second notch 142 and the first notch 141 of the handle lower cover 1 through the circular arc structure 26 arranged on the third protrusion, and then slides along the guide protrusion 23, and finally the second notch and the first notch are separated.
The matching mode of the upper handle cover 2 and the lower handle cover 1 can also be screw thread matching, sleeve taper matching and the like, and can also be other sliding matching modes except sliding guide rails. The skilled person can select other matching modes of the upper handle cover and the lower handle cover according to the design requirement. When other matching modes are selected, the specific structures of the upper handle cover and the lower handle cover need to be slightly adjusted.
The use method of the wire pressing handle comprises the following steps:
pass the metal anchor with the stylolite, later be fixed in the line ball pole of line ball handle with the metal anchor on, and the stylolite passes through between two shell fragments, later, draw into the handle lower cover with the handle upper cover, handle upper cover and handle lower cover are fixed together, and the shell fragment that the handle lower cover set up is extrudeed to the first arch that the handle upper cover set up for the shell fragment warp, and the clearance between the shell fragment narrows, thereby can extrude the stylolite, make the stylolite press from both sides tightly.
The utility model discloses a line pressing handle avoids the risk of the tilting of the existing clamping mechanism through the clamping mechanism line pressing formed by the elastic sheet arranged on the lower cover of the handle and the first bulge arranged on the upper cover of the handle; the clamping mechanism is simple and easy to produce and manufacture; the wire pressing handle is convenient to use.
The applicant states that the above description is only a specific embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and those skilled in the art should understand that any changes or substitutions easily conceivable by those skilled in the art within the technical scope of the present invention are within the protection scope and the disclosure scope of the present invention.
Claims (10)
1. A line pressing handle comprises a handle lower cover (1) and a handle upper cover (2) which are mutually matched, and is characterized in that,
the handle lower cover (1) is provided with at least two elastic sheets (11), and a gap is formed between the free ends of the at least two elastic sheets (11);
the upper handle cover (2) is provided with a first bulge (21);
after the handle lower cover (1) is matched with the handle upper cover (2), the first bulge (21) extrudes the elastic sheet (11) to reduce the gap between the free ends of the elastic sheet (11).
2. Crimping handle according to claim 1, characterized in that the spring plate (11) comprises a connecting piece (111) connected with the handle lower cover (1) and a crimping head (112) arranged at the free end of the connecting piece (111).
3. The crimping handle according to claim 2, characterized in that the thickness of the connecting piece (111) increases gradually from the middle to the two ends; the wire pressing head (112) is provided with a circular arc surface.
4. The handle according to claim 2 or 3, wherein the connecting piece (111) and the crimping head (112) are flush with each other at the end surface of one side close to the handle upper cover (2), and the height of the connecting piece (111) at the end surface of the other side is smaller than that of the crimping head (112).
5. The handle according to claim 1 or 2, wherein the included angle between the axis of the elastic sheet (11) and the axis of the handle lower cover (1) is an acute angle.
6. The handle according to claim 1 or 2, wherein the handle lower cover (1) is provided with a groove, one end of the groove is provided with a first through hole (17), and the elastic sheet is arranged in the first through hole (17) and connected to the wall of the first through hole (17).
7. Crimping handle according to claim 6, characterized in that both side walls of the groove are provided with a through groove (12).
8. Crimp handle according to claim 1, characterized in that the first projection (21) is cylindrical; the number of the first protrusions (21) is at least 2.
9. Crimp handle according to claim 1 or 8, characterized in that the handle cover (2) is provided with a plurality of second protrusions (22) on the side opposite to the side on which the first protrusions (21) are located.
10. Crimp handle according to claim 1, characterized in that the handle upper cover (2) is a sliding fit with the handle lower cover (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920908919.9U CN211094375U (en) | 2019-06-17 | 2019-06-17 | Line pressing handle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920908919.9U CN211094375U (en) | 2019-06-17 | 2019-06-17 | Line pressing handle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211094375U true CN211094375U (en) | 2020-07-28 |
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ID=71713099
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920908919.9U Active CN211094375U (en) | 2019-06-17 | 2019-06-17 | Line pressing handle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211094375U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110169797A (en) * | 2019-06-17 | 2019-08-27 | 天津正天医疗器械有限公司 | A kind of crimping handle |
-
2019
- 2019-06-17 CN CN201920908919.9U patent/CN211094375U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110169797A (en) * | 2019-06-17 | 2019-08-27 | 天津正天医疗器械有限公司 | A kind of crimping handle |
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