CN213698313U

CN213698313U - Novel scalp needle device for venous transfusion

Info

Publication number: CN213698313U
Application number: CN202021212015.1U
Authority: CN
Inventors: 王春艳
Original assignee: Mianyang Central Hospital
Current assignee: Mianyang Central Hospital
Priority date: 2020-06-28
Filing date: 2020-06-28
Publication date: 2021-07-16
Anticipated expiration: 2030-06-28

Abstract

The utility model discloses a novel scalp acupuncture device for venous transfusion, including syringe needle, needle file and pipe, the syringe needle is fixed with the needle file, and the pipe passes needle file and syringe needle intercommunication, and the pipe other end is connected with outside transfusion system, the articulated protection device that is equipped with on the needle file, the protection device top is higher than the top of syringe needle, and the syringe needle holds in protection device. The protection device comprises two pressing sheets and a connecting column arranged between the pressing sheets, and the pressing sheets are connected with the connecting column through a torsion spring sleeved on the outer wall of the connecting column; the pressing sheets can be closed through fasteners, and the pressing sheets and the connecting column form a cylinder shape. The utility model discloses be equipped with protection device on the needle file, the protection device top is higher than the top of syringe needle for when the scalp needle need abandon the processing after the infusion finishes using, protection device can hold the scalp needle inside it, avoids the syringe needle to have the hidden danger of stabbing medical personnel, has reduced the risk that medical personnel's occupation exposes.

Description

Novel scalp needle device for venous transfusion

Technical Field

The utility model relates to a scalp acupuncture technical field for the infusion especially relates to a novel scalp acupuncture device for venous transfusion.

Background

Intravenous infusion is a method of infusing a large amount of sterile liquid, electrolyte and medicine into the body from veins by utilizing the principles of atmospheric pressure and hydrostatic pressure. In the clinical nursing operation process, because nursing staff has a large nursing workload, generally, after the transfusion is finished and the needle is pulled out, the transfusion device and the scalp needle connected with the transfusion device are directly inserted into the rubber plug of the liquid bottle or directly exposed in the air. After all procedures are completed, the medical personnel are disposed of and discarded in a classified manner, so that the medical personnel can be punctured by the exposed waste needle with pathogen contamination, thereby resulting in occupational exposure. Different from injection and blood drawing, in the long-time infusion process, in order to reduce the pain of patients in the infusion process according to the standard of intravenous infusion, the patients need to select an indwelling needle for puncture during infusion, namely, a soft needle is indwelling in the blood vessel of the patients. When the infusion promptly, medical personnel earlier be connected the back with scalp acupuncture and transfusion system, on hanging the scalp acupuncture after exhausting the transfusion system, again to keeping somewhere needle heparin cap and disinfecting etc. and prepare, at last with scalp acupuncture puncture in keeping somewhere needle heparin cap and connecting the infusion, then the scalp acupuncture is after exhausting to the puncture keep somewhere in the needle heparin cap this section of time, if medical personnel touch the scalp acupuncture carelessly, make the scalp acupuncture drop to sick bed or sick bed around very easily, expose needle outside so can be contaminated promptly, thereby make the scalp acupuncture unable to use, medical personnel still need to change the scalp acupuncture again, medical cost and nurse's human cost have been increased. Therefore, in order to strengthen the fixation protection of the needle head and reduce the needle stick injury caused by the scalp needle, it is important to provide a novel scalp needle device for venous transfusion.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a: in order to overcome above-mentioned defect, provide a novel scalp acupuncture device for venous transfusion and avoid the scalp acupuncture to take place to drop before the infusion, reduce medical cost and nursing manpower resources load, have after the infusion finishes simultaneously and can fix the protection to the syringe needle, reduced medical personnel occupation exposure's risk.

In order to achieve the above purpose, the technical scheme of the utility model is that: the utility model provides a novel scalp acupuncture device for venous transfusion, includes syringe needle, needle file and pipe, and the syringe needle is fixed with the needle file, and the pipe passes needle file and syringe needle intercommunication, and the pipe other end is connected with outside transfusion system, the articulated protection device that is equipped with on the needle file, the protection device top is higher than the top of syringe needle, and the syringe needle holds in protection device.

Furthermore, the protection device comprises two pressing sheets and a connecting column arranged between the pressing sheets, and the pressing sheets are connected with the connecting column through torsion springs sleeved on the outer wall of the connecting column; the pressing sheets can be closed through fasteners, and the pressing sheets and the connecting column form a cylinder shape.

Furthermore, the top end of the connecting column is hinged with a top cover, and the area of the top cover is not less than the area of the section of the barrel formed by the pressing sheet and the connecting column in an enclosing manner; the bottom of the connecting column is also hinged with the outer wall of the needle seat.

Furthermore, the cross section of the pressing sheet is arc-shaped, and a fastener is arranged on the side wall of the pressing sheet far away from the connecting column; the fastener is including being the mounting bar that the obtuse angle set up and being located the piece of turning round of mounting bar top, turns round the piece and is the spheroid.

Furthermore, the fasteners are oppositely arranged on the pressing sheets, namely the tail ends of the mounting bars of the left pressing sheet fastener face the bottom edge of the mounting bars, the tail ends of the mounting bars of the right pressing sheet fastener face the top edge of the mounting bars, the two torsion pieces are adjacent in position, and when the pressing sheets are fastened, the linear distance between the centers of the two torsion pieces is smaller than the diameter length of the single torsion piece.

Since the proposal is adopted, the beneficial effects of the utility model reside in that: the utility model provides a prior art not enough, the utility model provides a novel scalp acupuncture for venous transfusion device, its benefit is:

(1) the utility model discloses be equipped with protection device on the needle file, the protection device top is higher than the top of syringe needle for when the scalp needle need abandon the processing after the infusion finishes using, protection device can hold the scalp needle inside it, avoids the syringe needle to have the hidden danger of stabbing medical personnel, has reduced the risk that medical personnel's occupation exposes.

(2) The utility model discloses be equipped with protection device on the needle file, it avoids the syringe needle directly to expose outside, avoids the scalp acupuncture to take place to drop before the infusion, reduces medical cost and nursing manpower resources load.

(3) The utility model discloses a protection device is when needs use the scalp acupuncture, and it can be opened from the outside, and when not using the scalp acupuncture, it can be closed from the outside to wrap up the scalp acupuncture inside it, at this in-process, medical personnel need not to contact the syringe needle, when having avoided in closed protection device, is stabbed by the syringe needle accident.

(4) The utility model discloses simple structure utilizes the elasticity of torsional spring self and outside fastener can realize whole protection device's switching, has reduced complicated structure, and the scalp acupuncture is disposable device, and simple structure can effectively reduce the cost of manufacture of whole scalp acupuncture, reduces the wasting of resources, is worth wideling popularize clinically.

Drawings

Fig. 1 is a schematic structural view of the scalp acupuncture in the protection device of the present invention.

Fig. 2 is a schematic structural view of the scalp acupuncture of the present invention separated from the protection device.

Fig. 3 is a schematic view showing the structure in which the fastening member is separated and the pressing piece is separated due to the elastic force of the torsion spring according to the present invention.

Fig. 4 is a schematic structural view of the pressing sheet of the present invention closed by the fastener.

Fig. 5 is a side view of the protective device of the present invention.

Reference numerals: 1-needle head, 2-needle seat, 3-catheter, 4-pressing piece, 41-connecting through hole, 5-connecting column, 6-torsion spring, 7-top cover, 8-mounting bar, 9-torsion piece and 10-needle handle.

Detailed Description

The technical solution of the present invention will be described clearly and completely with reference to the accompanying drawings, and obviously, the described embodiments are some, but not all embodiments of the present invention. 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 should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "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 simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Examples

The existing scalp needle device generally comprises a needle head 1, a needle seat 2 and a catheter 3, wherein the needle head 1 is fixed with the needle seat 2, the catheter 3 penetrates through the needle seat 2 to be communicated with the needle head 1, and a needle handle 10 is further arranged on one side of the needle seat 2, so that medical personnel can conveniently master the needle inserting angle. In infusion, the catheter 3 is connected to an infusion set so that the liquid to be delivered can be delivered to the needle 1, and the needle 1 is connected to an external indwelling needle so as to deliver the liquid to the indwelling needle for infusion of the patient.

When in transfusion, after the scalp needle is connected with the transfusion device by medical staff, the scalp needle after exhausting is hung on the transfusion device, then the external indwelling needle heparin cap is disinfected and the like, and finally the scalp needle is punctured and is kept in the scalp needle heparin cap for connection transfusion, so the operation process ensures that the scalp needle is in the period from exhausting to puncturing and is kept in the scalp needle heparin cap, if the medical staff carelessly touches the scalp needle, the scalp needle is easy to drop to the periphery of a sickbed or the sickbed, the needle exposed outside can be polluted, the scalp needle can not be used, the medical staff also needs to replace the scalp needle, the medical cost and the labor cost of nurses are increased, and after the transfusion, the needle head without any protection can bring potential safety hazards to the medical staff, so the utility model designs a novel scalp needle device for venous transfusion, as shown in figures 1-5, be equipped with protection device on needle file 2 promptly, protection device top is higher than the top of syringe needle 1, so when the scalp acupuncture is not connected with the indwelling needle or the processing that needs abandon after the use, protection device can hold the scalp acupuncture inside it, avoids syringe needle 1 to have the hidden danger of stabbing medical personnel when protecting syringe needle 1.

Specifically, the protection device comprises two pressing sheets 4 and a connecting column 5 arranged between the pressing sheets 4, and the pressing sheets 4 and the connecting column 5 are connected to form a cylinder shape. The top of spliced pole 5 articulates there is top cap 7, and the area of top cap 7 is greater than or not less than the cross sectional area that pressing piece 4 and spliced pole 5 enclose into the barrel, and the top that the barrel was enclosed into with spliced pole 5 to the top cap 7 of being convenient for cover pressing piece 4. The bottom of the connecting column 5 is also hinged with the outer wall of the needle base 2 and can rotate relative to the needle base 2, and the outer wall of the connecting column 5 is also sleeved with a torsion spring 6.

Further, two connect the via hole 41 about every side of pressing the piece 4 is equipped with, it can cup joint with spliced pole 5 through connect the via hole 41 to strengthen the stability between pressing the piece 4 and spliced pole 5, the top and the end of torsional spring 6 are fixed with the lateral wall of pressing the piece 4 respectively, thereby make pressing the piece 4, spliced pole 5 and torsional spring 6 be connected as an organic wholely, and press the piece 4 can with spliced pole 5 relative rotation.

Furthermore, the cross section of the pressing sheet 4 is arc-shaped, the pressing sheet is made of medical PVC materials, and a fastener is further arranged on the side wall of the outer wall far away from the connecting column 5. The two fasteners are fastened together to fasten the two pressing pieces 4 together, and after the two fasteners are separated, the pressing pieces 4 are separated due to the elasticity of the torsion spring 6. Specifically, the fastener includes a mounting bar 8 disposed at an obtuse angle and a torsion piece 9 disposed at the top end of the mounting bar 8, and in this embodiment, the torsion piece 9 is a sphere. The fasteners are oppositely arranged on the pressing sheets 4, namely the tail ends of the mounting strips 8 of the fasteners of the pressing sheets 4 on the left face the bottom edges of the fasteners, the tail ends of the mounting strips 8 of the fasteners of the pressing sheets 4 on the right face the top edges of the fasteners, and the two torsion pieces 9 are adjacent. And when the two pressing sheets 4 are buckled, the linear distance between the centers of the two twisting pieces 9 is smaller than the diameter length of the single twisting piece 9.

Because after being connected scalp acupuncture with the transfusion system, medical personnel still need to disinfect and work such as ligature tourniquet just will be connected scalp acupuncture with keeping somewhere the needle to the patient, so through protection device's setting, can avoid taking place that scalp acupuncture exposes outside in this period, and after it drops carelessly, scalp acupuncture is contaminated, can't continue to use drawback. When the scalp needle needs to be connected with an external indwelling needle, the whole protection device is removed, and the needle head 1 in the scalp needle is exposed.

Specifically, the initial state of the fastening members is fastened to each other, that is, because the straight distance between the centers of the two torsion members 9 is smaller than the diameter length of the single torsion member 9, when the pressing piece 4 is closed, the side walls of the fastening members are in staggered contact with each other, so that the fastening members are not separated due to the pressing force caused by the staggered contact, that is, the pressing piece 4 can be kept in the closed state. In this embodiment, the torsion member 9 is a steel ball type sphere, the surface of which is arc-shaped, and the friction between adjacent torsion members can be overcome by applying external force. Therefore, when the two pressing sheets 4 need to be separated, the medical staff can apply force to the two torsion pieces 9 by fingers to separate the two torsion pieces, and then the pressing sheets 4 can be automatically separated due to the elasticity of the torsion spring 6 after no pressure from the fastener, and one side of the scalp acupuncture can be exposed in the air. After pressing the piece 4 and separating, medical personnel rotate the top cap 7 at spliced pole 5 top again, make it no longer cover at the top of pressing piece 4, its one side of being connected with pressing piece 4 towards spliced pole 5 not so, the top of syringe needle 1 also can expose outside the air, and at this moment, medical personnel remove spliced pole 5 again for it is rotatory for needle file 2 until syringe needle 1 exposes outside, is convenient for connect and leaves the needle. Because the pressing sheet 4 is already separated, and the top end of the whole protection device is higher than the top end of the needle tip, when the connecting column 5 drives the pressing sheet 4 to rotate, the pressing sheet 4 can not touch the needle tip, so that the cleaning of the needle tip is ensured, and the needle tip is prevented from being polluted, and the liquid medicine conveyed to the indwelling needle is prevented from being polluted.

After the infusion finishes, medical personnel break off the scalp acupuncture and keep somewhere being connected of needle, at this moment, medical personnel hold needle file 2 in one hand again, swivelling joint pole 5 in one hand, make it be parallel arrangement once more with syringe needle 1, and knead and close outside pressing sheet 4 with the hand, make two fasteners contact and crisscross contact once more under the effect of external force, thereby close pressing sheet 4, swivelling top cap 7 again, make it cover the top at pressing sheet 4 again, thereby can hold syringe needle 1 inside protection device once more. So can avoid medical personnel to be pricked by the exposed syringe needle 1 outside when handling abandonment scalp acupuncture, cause the infection of bacterium, also avoided the recovery personnel of medical abandonment rubbish in later stage to be pricked by syringe needle 1, avoid the cross infection, reduce medical personnel's occupational exposure's risk.

Parts not described in the above modes can be realized by adopting or referring to the prior art.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a novel scalp acupuncture device for venous transfusion, includes syringe needle (1), needle file (2) and pipe (3), and syringe needle (1) is fixed with needle file (2), and pipe (3) pass needle file (2) and communicate with syringe needle (1), and pipe (3) other end is connected its characterized in that with outside transfusion system: the needle seat (2) is hinged with a protection device, the top end of the protection device is higher than the top end of the needle head (1), and the needle head (1) is accommodated in the protection device;

the protection device comprises two pressing sheets (4) and a connecting column (5) arranged between the pressing sheets (4), and the pressing sheets (4) are connected with the connecting column (5) through torsion springs (6) sleeved on the outer wall of the connecting column; the pressing sheets (4) can be closed by fasteners, and form a cylinder shape with the connecting column (5).

2. The scalp needle device for venous transfusion according to claim 1, characterized in that: the top end of the connecting column (5) is hinged with a top cover (7), and the area of the top cover (7) is not smaller than the area of the section of the barrel formed by the pressing sheet (4) and the connecting column (5) in a surrounding manner; the bottom of the connecting column (5) is also hinged with the outer wall of the needle seat (2).

3. The scalp needle device for venous transfusion according to claim 1, characterized in that: the section of the pressing sheet (4) is arc-shaped, and a fastener is arranged on the side wall far away from the connecting column; the fastener comprises a mounting bar (8) with an obtuse angle and a twisting piece (9) positioned at the top end of the mounting bar, and the twisting piece (9) is a sphere.

4. The novel scalp needle device for intravenous infusion according to claim 3, characterized in that: the fastener is installed in opposite directions on the pressing sheet (4), namely the tail end of the mounting strip (8) of the fastener of the pressing sheet (4) on the left faces the bottom edge of the fastener, the tail end of the mounting strip (8) of the fastener of the pressing sheet (4) on the right faces the top edge of the fastener of the pressing sheet, the two torsion pieces (9) are adjacent in position, and when the two pressing sheets (4) are buckled, the linear distance between the circle centers of the two torsion pieces (9) is smaller than the diameter length of the single torsion piece (9).