CN214712746U - Protective sleeve of bone traction needle - Google Patents

Abstract

The utility model relates to the technical field of medical equipment, specifically be a protective sheath of bone traction needle, including first needle festival, the bottom of first needle festival has the second needle festival through connecting block swing joint. The utility model discloses a set up the sleeve, through pressing the depression bar, the depression bar can loosen the first extrusion dish and the second extrusion dish of block second needle festival, then stir the sleeve and slide in the outside of second needle festival, after sliding to suitable position, pull again and put the thing frame, it can down remove through the slider to put the thing frame, put the medicine that some prevention injures the infection of department in the inside of putting the thing frame after that, then will put thing frame block and advance telescopic bottom, the material of putting the thing frame is environmental protection rubber, the material is soft, can not hinder the affected part, extrude the sleeve down until laminating skin at last once more, the surface of putting the thing frame sets up a plurality of through-holes, can play the effect of ventilation, use through putting the cooperation between thing frame and the sleeve, thereby the infection in affected part has been avoided.

Description

Protective sleeve of bone traction needle

Technical Field

The utility model relates to the technical field of medical equipment, in particular to a protective sleeve of a bone traction needle.

Background

The orthopedic instruments are specialized medical instruments specially used for orthopedic surgery, and are classified into the following parts according to the classification of the State food and drug administration: one type; two types and three types. The method can be divided into the following steps according to the use purpose and performance: joint instruments, spinal instruments, trauma instruments, foundation instruments, and the like.

The orthopedic instrument comprises a bone traction needle, when in use, one part of the bone traction needle is drilled into the bone, the other part of the bone traction needle is exposed outside, one end exposed outside is usually sleeved by a waste empty medicine bottle or wound by an adhesive tape, and the bone traction needle is easy to cause wound infection.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a protective sheath of bone traction needle to solve the problem that provides among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme:

a protective sleeve of a bone traction needle comprises a first needle joint, wherein the bottom of the first needle joint is movably connected with a second needle joint through a connecting block, the bottom of the second needle joint is fixedly connected with a third needle joint, a needle head is arranged at the bottom of the third needle joint, the middle of the second needle joint is movably connected with a sleeve, one side of the sleeve is fixedly connected with a connecting cylinder, two sides of the bottom of the sleeve are fixedly connected with first box bodies, the interiors of the first box bodies at two sides are movably connected with second box bodies through sliders, a storage frame is fixedly arranged between the second box bodies at two sides, and a plurality of through holes are formed in the storage frame;

through the scheme, the sleeve is arranged, the sleeve is sleeved in the middle of the second needle joint, one side of the sleeve is provided with the connecting cylinder, when a section of exposed needle body needs to be shielded, the first extrusion disc and the second extrusion disc which are clamped with the second needle section can be loosened by pressing the pressure lever, then the sleeve is stirred to slide outside the second needle section, when the sleeve slides to a proper position, the storage frame is pulled, the storage frame can move downwards through the sliding block, then medicines for preventing the infection of the injury are placed in the storage frame, then the object placing frame is clamped into the bottom end of the sleeve, the material of the object placing frame is environment-friendly rubber, the material is soft and cannot hurt the affected part, finally the sleeve is extruded downwards again until the sleeve is attached to the skin, a plurality of through holes are arranged on the surface of the object placing frame, can play the effect of ventilation, use through putting the cooperation between thing frame and the sleeve to the infection in affected part has been avoided.

Preferably, one side of the second needle joint, which is far away from the connecting cylinder, is movably connected with a first extrusion disc through a first spring, the inner side of the top end of the connecting cylinder is fixedly connected with a pressure rod through a third spring, the bottom of the pressure rod is provided with a pressure wheel, two sides of the connecting cylinder, which are close to the pressure wheel, are both provided with sliding grooves, two sides of the connecting cylinder, which are far away from the sliding grooves, are both provided with pulleys, and one side of the second needle joint, which is far away from the first extrusion disc, is movably connected with a second extrusion disc;

through the scheme, by arranging the pressing wheel, when the pressing rod is extruded, the pressing wheel connected to the bottom of the pressing rod can pull the traction rope, so that the second extrusion disc is driven to move to one side, the sleeve can slide on the surface of the second needle section, after the operation is completed, the pressing rod is loosened, the traction rope is made of high-elasticity rubber, the traction rope can be retracted, the third spring can drive the pressing rod to synchronously move upwards, and the fourth spring can also drive the second extrusion disc to reset, so that the effect of convenience in use is achieved;

preferably, an inner groove is formed in the connecting block, a fixing rod is movably connected to the first needle joint close to the inner groove, an insertion groove is formed in one side of the connecting block, a plug is arranged on one side of the fixing rod close to the insertion groove, and a second spring is arranged on one side of the fixing rod close to the plug;

through the scheme, by arranging the connecting block, when the length of the equipment needs to be adjusted, a finger presses the fixing rod, then the second needle joint is pulled, the connecting block is pulled out of the first needle joint, after the length is adjusted, the fixing rod is loosened, and then the second spring can drive the plug on one side of the fixing rod to be inserted into the slot on one side of the connecting block, so that the first needle joint and the connecting block are fixed, and the effect of convenient adjustment is achieved;

preferably, a convex block is arranged on one side, close to the connecting cylinder, of the second extrusion disc, a fourth spring is fixedly connected to the outer part of one side, far away from the second extrusion disc, of the convex block, and the middle part, far away from the second extrusion disc, of one side of the convex block is movably connected with a pulley and a pressing wheel through a traction rope;

through the scheme, the traction rope is made of high-elasticity rubber and can be automatically restored when loosened;

preferably, a bolt head is arranged in the middle of the top end of the first needle section;

through the scheme, the bolt head is arranged, and the bolt head can be matched with other tools to install and dismantle the needle body;

preferably, the surface of the third needle section is provided with a thread groove;

through above-mentioned scheme, through setting up the thread groove, conveniently bore into inside the skeleton.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the protective sleeve of the bone traction needle comprises a sleeve, the sleeve is sleeved in the middle of a second needle joint, a connecting cylinder is installed on one side of the sleeve, when one section of needle body exposed outside needs to be shielded, the pressing rod is pressed, the pressing rod can loosen a first extrusion disc and a second extrusion disc of the second needle joint in a clamping mode, then the sleeve is stirred to slide outside the second needle joint, after the second needle joint slides to a proper position, a storage frame is pulled, the storage frame can move downwards through a sliding block, medicines for preventing infection of a wound are placed inside the storage frame, then the storage frame is clamped into the bottom end of the sleeve, the storage frame is made of environment-friendly rubber, the material is soft and cannot damage the wound part, the sleeve is extruded downwards until the sleeve is attached to skin again, a plurality of through holes are formed in the surface of the storage frame, a ventilation effect can be achieved, and the sleeve is matched with the storage frame, thereby avoiding infection of the affected part.

2. This protective sheath of bone traction needle through setting up the connecting block, when needs adjusting device length, the dead lever is withheld to the finger, pulls the second needle festival again, takes the connecting block out from the inside of first needle festival, and the length adjustment is accomplished the back, loosens the dead lever, and at this moment the second spring can drive the plug of dead lever one side and insert the slot of connecting block one side, with fixed between first needle festival and the connecting block to reach the effect of convenient regulation.

Drawings

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

fig. 2 is a schematic view of a first extrusion disc mounting structure of the present invention;

FIG. 3 is a schematic view of the fixing rod mounting structure of the present invention;

FIG. 4 is an enlarged schematic view of the present invention at A in FIG. 1;

fig. 5 is an enlarged schematic view of fig. 2 at B according to the present invention;

fig. 6 is an enlarged schematic view of the present invention at C in fig. 3.

In the figure: 1. a first needle section; 2. connecting blocks; 3. a second needle section; 4. a third needle section; 5. a needle head; 6. a sleeve; 7. a connecting cylinder; 8. a first case; 9. a slider; 10. a second box body; 11. a storage frame; 12. a through hole; 13. a first extrusion disc; 14. a third spring; 15. a pressure lever; 16. a pinch roller; 17. a chute; 18. a pulley; 19. a second extrusion disc; 20. an inner tank; 21. fixing the rod; 22. a slot; 23. a plug; 24. a second spring; 25. a bump; 26. a fourth spring; 27. a hauling rope; 28. a first spring.

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. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

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", 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 to simplify the description, but 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 description of this patent, it is noted that unless otherwise specifically stated or limited, the terms "mounted," "connected," and "disposed" are to be construed broadly and can include, for example, fixedly connected, disposed, detachably connected, disposed, or integrally connected and disposed. The specific meaning of the above terms in this patent may be understood by those of ordinary skill in the art as appropriate.

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. 1-6, the present invention provides a technical solution:

a protective sleeve of a bone traction needle comprises a first needle joint 1, wherein the bottom of the first needle joint 1 is movably connected with a second needle joint 3 through a connecting block 2, the bottom of the second needle joint 3 is fixedly connected with a third needle joint 4, a needle head 5 is arranged at the bottom of the third needle joint 4, the middle of the second needle joint 3 is movably connected with a sleeve 6, one side of the sleeve 6 is fixedly connected with a connecting cylinder 7, two sides of the bottom of the sleeve 6 are both fixedly connected with first box bodies 8, the interiors of the first box bodies 8 at two sides are both movably connected with second box bodies 10 through sliders 9, a storage frame 11 is fixedly arranged between the second box bodies 10 at two sides, and a plurality of through holes 12 are formed in the storage frame 11;

through the above scheme, through setting up sleeve 6, establish sleeve 6 through the middle part cover at second needle festival 3, a side-mounting connecting cylinder 7 of sleeve 6, when needs shelter from one section needle body that exposes outside, through pressing depression bar 15, depression bar 15 can loosen first crushing dish 13 and second crushing dish 19 of block second needle festival 3, then stir sleeve 6 and slide in the outside of second needle festival 3, when sliding to suitable position, pull thing frame 11 again, thing frame 11 can be through slider 9 downstream, then place some medicines that prevent the infection of wound in the inside of putting thing frame 11, then will put thing frame 11 block into the bottom of sleeve 6, the material of putting thing frame 11 is environmental protection rubber, the material is soft, can not injure the affected part, at last down extrude sleeve 6 again until laminating skin, the surface of putting thing frame 11 sets up a plurality of through-holes 12, can play the effect of ventilating, the storage frame 11 and the sleeve 6 are matched for use, so that the infection of the affected part is avoided.

In this embodiment, preferably, one side of the second needle joint 3 away from the connecting cylinder 7 is movably connected with a first extrusion disc 13 through a first spring 28, the inner side of the top end of the connecting cylinder 7 is fixedly connected with a pressing rod 15 through a third spring 14, the bottom of the pressing rod 15 is provided with a pressing wheel 16, two sides of the connecting cylinder 7 close to the pressing wheel 16 are both provided with sliding grooves 17, two sides of the connecting cylinder 7 away from the sliding grooves 17 are both provided with pulleys 18, and one side of the second needle joint 3 away from the first extrusion disc 13 is movably connected with a second extrusion disc 19;

through the scheme, by arranging the pressing wheel 16, when the pressing rod 15 is extruded, the pulling rope 27 is pulled by the pressing wheel 16 connected to the bottom of the pressing rod 15, so that the second extrusion disc 19 is driven to move to one side, at the moment, the sleeve 6 can slide on the surface of the second needle section 3, after the operation is completed, the pressing rod 15 is loosened, the pulling rope 27 is made of high-elasticity rubber, at the moment, the pulling rope 27 is retracted, the third spring 14 can drive the pressing rod 15 to synchronously move upwards, and the fourth spring 26 can also drive the second extrusion disc 19 to reset, so that the effect of convenience in use is achieved;

in this embodiment, preferably, an inner groove 20 is formed inside the connecting block 2, a fixing rod 21 is movably connected inside the first needle section 1 close to the inner groove 20, a slot 22 is formed on one side of the connecting block 2, a plug 23 is arranged on one side of the fixing rod 21 close to the slot 22, and a second spring 24 is arranged on one side of the fixing rod 21 close to the plug 23;

through the scheme, by arranging the connecting block 2, when the length of the equipment needs to be adjusted, a finger presses the fixing rod 21, then the second needle joint 3 is pulled, the connecting block 2 is pulled out from the inside of the first needle joint 1, after the length adjustment is finished, the fixing rod 21 is loosened, at the moment, the second spring 24 can drive the plug 23 on one side of the fixing rod 21 to be inserted into the slot 22 on one side of the connecting block 2, and the first needle joint 1 and the connecting block 2 are fixed, so that the effect of convenient adjustment is achieved;

in this embodiment, preferably, a bump 25 is arranged on one side of the second extrusion disc 19 close to the connecting cylinder 7, a fourth spring 26 is fixedly connected to the outside of one side of the bump 25 far from the second extrusion disc 19, and the middle of one side of the bump 25 far from the second extrusion disc 19 is movably connected with the pulley 18 and the pressing wheel 16 through a traction rope 27;

through the scheme, the traction rope 27 is made of high-elasticity rubber, and can be automatically restored when loosened;

in this embodiment, preferably, a bolt head is arranged in the middle of the top end of the first needle section 1;

through the scheme, the bolt head is arranged, and the bolt head can be matched with other tools to install and dismantle the needle body;

in this embodiment, preferably, the surface of the third needle section 4 is provided with a thread groove;

through above-mentioned scheme, through setting up the thread groove, conveniently bore into inside the skeleton.

When the protective sleeve of the bone traction needle is used, the sleeve 6 is arranged at the middle part of the second needle joint 3 in a sleeved mode, the connecting cylinder 7 is installed on one side of the sleeve 6, when one section of exposed needle body needs to be shielded, the pressing rod 15 is pressed, the pressing rod 15 can loosen the first extrusion disc 13 and the second extrusion disc 19 of the second needle joint 3 in a clamped mode, then the sleeve 6 is stirred to slide outside the second needle joint 3, the object placing frame 11 is pulled after the needle body slides to a proper position, the object placing frame 11 can move downwards through the sliding block 9, medicines for preventing wound infection are placed inside the object placing frame 11, then the object placing frame 11 is clamped into the bottom end of the sleeve 6, the material of the object placing frame 11 is environment-friendly rubber, the material is soft and cannot damage an affected part, the sleeve 6 is finally extruded downwards until the skin is attached, a plurality of through holes 12 are formed in the surface of the object placing frame 11, can play the effect of ventilation, use through putting the cooperation between thing frame 11 and the sleeve 6, thereby the infection of affected part has been avoided, through setting up pinch roller 16, when extrusion depression bar 15, pinch roller 16 that depression bar 15 bottom is connected can drag haulage rope 27, thereby drive second extrusion dish 19 and move to one side, at this moment, sleeve 6 can slide on the surface of second needle section 3, after the operation is accomplished, loosen depression bar 15, haulage rope 27 adopts high elastic rubber, at this moment haulage rope 27 will withdraw, and third spring 14 can drive depression bar 15 and move up in step, fourth spring 26 also can drive second extrusion dish 19 and reset, thereby reach the effect of facilitating the use, through setting up connecting block 2, when needs adjusting device length, the finger is pressed dead lever 21, pull second needle section 3 again, take connecting block 2 out from the inside of first needle section 1, after length adjustment is accomplished, when the fixing rod 21 is loosened, the second spring 24 drives the plug 23 on one side of the fixing rod 21 to be inserted into the slot 22 on one side of the connecting block 2, so that the first needle bar 1 and the connecting block 2 are fixed, and the effect of convenient adjustment is achieved.

The foregoing shows and describes the general principles, essential features, and advantages of the invention. It should be understood by those skilled in the art that the present invention is not limited by the above embodiments, and the description in the above embodiments and the description is only preferred examples of the present invention, and is not intended to limit the present invention, and that the present invention can have various changes and modifications without departing from the spirit and scope of the present invention, and these changes and modifications all fall into the scope of the claimed invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims (6)

1. A protective sheath of bone traction needle includes first needle section (1), its characterized in that: the bottom of first needle festival (1) is passed through connecting block (2) swing joint and is had second needle festival (3), the bottom fixedly connected with third needle festival (4) of second needle festival (3), the bottom of third needle festival (4) is provided with syringe needle (5), the middle part swing joint of second needle festival (3) has sleeve (6), one side fixedly connected with connecting cylinder (7) of sleeve (6), the equal fixedly connected with first box body (8) in bottom both sides of sleeve (6), both sides the inside of first box body (8) all has second box body (10), both sides through slider (9) swing joint between second box body (10) fixed mounting puts thing frame (11), put the inside of thing frame (11) and seted up a plurality of through-holes (12).

2. The protective sheath of a bone distraction needle of claim 1, wherein: one side that connecting cylinder (7) were kept away from in second needle festival (3) has first stripper plate (13) through first spring (28) swing joint, the top inboard of connecting cylinder (7) is through third spring (14) fixedly connected with depression bar (15), the bottom of depression bar (15) is provided with pinch roller (16), spout (17) have all been seted up to the both sides that connecting cylinder (7) are close to pinch roller (16), the both sides that spout (17) were kept away from in connecting cylinder (7) all are provided with pulley (18), one side swing joint that first stripper plate (13) were kept away from in second needle festival (3) has second stripper plate (19).

3. The protective sheath of a bone distraction needle of claim 1, wherein: an inner groove (20) is formed in the connecting block (2), a fixing rod (21) is movably connected to the inner portion, close to the inner groove (20), of the first needle section (1), a slot (22) is formed in one side of the connecting block (2), a plug (23) is arranged on one side, close to the slot (22), of the fixing rod (21), and a second spring (24) is arranged on one side, close to the plug (23), of the fixing rod (21).

4. The protective sheath of a bone distraction needle of claim 2, wherein: one side of the second extrusion disc (19) close to the connecting cylinder (7) is provided with a convex block (25), the convex block (25) is far away from a fourth spring (26) fixedly connected to the outer portion of one side of the second extrusion disc (19), and the middle portion of one side of the convex block (25) far away from the second extrusion disc (19) is movably connected with the pulley (18) and the pressing wheel (16) through a traction rope (27).

5. The protective sheath of a bone distraction needle of claim 1, wherein: the middle part of the top end of the first needle joint (1) is provided with a bolt head.

6. The protective sheath of a bone distraction needle of claim 1, wherein: the surface of the third needle joint (4) is provided with a thread groove.

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