CN108785797B - A safe application for fixing scalp needle - Google Patents
A safe application for fixing scalp needle Download PDFInfo
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- CN108785797B CN108785797B CN201810826264.0A CN201810826264A CN108785797B CN 108785797 B CN108785797 B CN 108785797B CN 201810826264 A CN201810826264 A CN 201810826264A CN 108785797 B CN108785797 B CN 108785797B
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- fixing
- applicator
- scalp needle
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M5/00—Devices for bringing media into the body in a subcutaneous, intra-vascular or intramuscular way; Accessories therefor, e.g. filling or cleaning devices, arm-rests
- A61M5/14—Infusion devices, e.g. infusing by gravity; Blood infusion; Accessories therefor
- A61M5/158—Needles for infusions; Accessories therefor, e.g. for inserting infusion needles, or for holding them on the body
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M5/00—Devices for bringing media into the body in a subcutaneous, intra-vascular or intramuscular way; Accessories therefor, e.g. filling or cleaning devices, arm-rests
- A61M5/14—Infusion devices, e.g. infusing by gravity; Blood infusion; Accessories therefor
- A61M5/158—Needles for infusions; Accessories therefor, e.g. for inserting infusion needles, or for holding them on the body
- A61M2005/1586—Holding accessories for holding infusion needles on the body
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- Health & Medical Sciences (AREA)
- Vascular Medicine (AREA)
- Engineering & Computer Science (AREA)
- Anesthesiology (AREA)
- Biomedical Technology (AREA)
- Heart & Thoracic Surgery (AREA)
- Hematology (AREA)
- Life Sciences & Earth Sciences (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Infusion, Injection, And Reservoir Apparatuses (AREA)
- Finger-Pressure Massage (AREA)
Abstract
The invention relates to a safe application for fixing a scalp needle, which can be used for fixing a needle handle during transfusion and wrapping the scalp needle when the scalp needle is pulled out, so as to realize the function of preventing sharp injuries; the safe application provided by the invention has the advantages of compact structure, low cost and wide application range, on one hand, the scalp needle can be simply and conveniently fixed, the operation can be simplified, the workload of medical staff can be reduced, the risk of cross infection can be effectively avoided, and the safety and sanitation problems are avoided; on the other hand, the safe application is specially provided with a part for wrapping the scalp needle, so that medical staff can synchronously wrap the scalp needle when transfusion is completed and the scalp needle is pulled out, thereby realizing the function of preventing the wound by a sharp tool, not only effectively solving the defects in the prior art, but also having simple, convenient and efficient whole operation process.
Description
Technical Field
The invention relates to the technical field of medical equipment, in particular to a safe application for fixing a scalp needle.
Background
The indwelling needle is particularly suitable for occasions requiring frequent transfusion or long-term transfusion, can avoid pain caused by repeated venipuncture, and can enable the body to be transfused to reach the inside of the body; thus, in medical systems, the clinical application of indwelling needles is very widespread.
The indwelling needle generally comprises a steel needle, a transfusion tube and a heparin cap, wherein the transfusion tube is communicated with the steel needle and the heparin cap, and when the indwelling needle is used, the steel needle of the indwelling needle needs to be inserted into the skin of a patient through a puncture point and is fixed near the puncture point; the indwelling needle is usually matched with an infusion apparatus for use, the common infusion apparatus in the prior art generally comprises a bottle stopper puncture outfit, a flow rate regulator, an infusion hose and a scalp needle (or called a needle head), wherein a needle handle is arranged at the scalp needle so as to facilitate the insertion, extraction and fixation of the scalp needle, one end of the infusion hose is connected with the bottle stopper puncture outfit, the other end is connected with the scalp needle, and the flow rate regulator is arranged in the infusion hose and used for controlling the infusion speed; when transfusion is performed, firstly, medical staff needs to insert a bottle stopper puncture outfit of an infusion apparatus into an infusion bag or an infusion bottle to realize the communication between the infusion apparatus and the infusion bag or the infusion bottle, and also needs to insert a scalp needle of the infusion apparatus into a heparin cap of an indwelling needle to realize the communication between the infusion apparatus and the indwelling needle; then, medical staff needs to fix the needle handle of the scalp needle so as to fix the scalp needle and prevent the scalp needle from loosening or falling off in the transfusion process; and finally, starting transfusion.
However, in the prior art, there are often some drawbacks to the healthcare worker in securing the needle shaft of a scalp needle, such as: 1. medical staff usually uses medical adhesive tapes to fix the needle handle, and 2-3 medical adhesive tapes need to be torn for forward and reverse fixation each time, so that the operation is troublesome, the fixation is not firm, and the needle handle is easy to fall off;
2. the medical adhesive tape is usually used as a unit of a roll, after medical staff tears 2-3 medical adhesive tapes on one roll of medical adhesive tape for a first patient to use, the rest medical adhesive tape can be put back into a treatment vehicle so as to be used for a second or third patient continuously, so that the medical adhesive tape has the problems of safety and sanitation and is easy to cause the risk of nosocomial infection or cross infection;
3. in the prior art, after the transfusion is completed and the scalp needle is pulled out from the heparin cap, the scalp needle of the transfusion system is usually directly exposed to the air, and the scalp needle is not isolated and protected, so that the risk of needle stick injury of medical staff is increased.
Disclosure of Invention
In order to improve the defects existing in the prior art, the invention adopts the following technical scheme:
a safe application for fixing scalp needle can be used for fixing needle handle during transfusion and can also be used for wrapping scalp needle when the scalp needle is pulled out, so as to realize the function of preventing sharp injury.
In one scheme, the adhesive tape comprises an upper layer application, wherein an adhesive is arranged on one surface of the upper layer application, a track is arranged on the other surface corresponding to the adhesive, one end of the track is closed, and the other end of the track is not closed; the novel scalp needle is characterized in that a strip-shaped sliding block is arranged in the track, a groove is formed in the length direction of the sliding block, the groove is used for accommodating the scalp needle, and the sliding block is used for sliding along the track and can slide out of the non-closed end of the track. Thereby realizing the function of preventing the injury of the sharp tool.
In a preferred scheme, the track comprises two strip-shaped baffle plates, the cross section of each baffle plate is L-shaped, the two baffle plates are fixed at the middle position of the upper layer application in parallel at a certain distance, and the two baffle plates and the upper layer application together form a channel for sliding of the sliding block.
In the preferred scheme, the slider includes block and journal stirrup, the recess set up in the block, the journal stirrup be used for with the track cooperatees.
Preferably, the block is a round pipe or a square pipe, a notch is formed along the length direction of the block, and the two lugs are respectively arranged on two sides of the notch.
Further, a fixing member is provided, which is fixed to the upper layer application, and which is used to fix the slider after the slider is slid in place.
Further, a notch is arranged at the position of the upper layer application corresponding to the unsealed end of the track, the fixing part is arranged between the two baffle plates and adjacent to the notch, and two ends of the fixing part are respectively connected with the baffle plates.
In a preferred scheme, the fixing component comprises a fixing plate and two limiting plates, the fixing plate is arranged at the position between the two baffle plates, the two limiting plates are respectively arranged at two ends of the fixing plate and are respectively connected with the baffle plates, the thickness of the limiting plates is gradually increased along the direction from the closed end to the non-closed end of the rail, the minimum distance between the limiting plates and the baffle plates above the limiting plates is larger than or equal to the thickness of the supporting lugs, and the limiting plates are used for preventing the sliding blocks from automatically sliding out of the rail; the fixing plate is provided with a plurality of fixing columns, fixing holes are respectively formed in the fixing columns, and the fixing holes are used for fixing the sliding blocks after the sliding blocks slide out of the tracks.
Preferably, one end on the sliding block is provided with a supporting sheet, the supporting sheet is provided with fixing buckles with the same number as the fixing columns, and the sliding block is fixed through the cooperation of the fixing buckles and the fixing holes.
In a further scheme, the adhesive-free adhesive tape comprises a lower-layer application, wherein the lower-layer application is in a strip shape, one surface of the lower-layer application is divided into an adhesive area and two adhesive-free areas, the two adhesive-free areas are respectively arranged at two ends of the lower-layer application, the adhesive area is arranged between the two adhesive-free areas, and an adhesive is arranged in the adhesive area; the lower layer is applied and is used for fixing the needle handle, the glue-free area is used for manually stripping the lower layer, and the width of the upper layer is smaller than or equal to that of the glue area.
In a preferred scheme, be provided with a plurality of reference columns on the lower floor's application, corresponding position department is provided with the locating hole of same quantity respectively on the upper strata application, realizes the location to the upper strata application through the cooperation of reference column and locating hole for the central line that the upper strata was applied to is applied to the central line and the central line that the lower floor was applied to and is coincided in vertical direction.
For example, in one scheme, be provided with two reference columns on the lower floor's application, two reference columns set up respectively in the both sides of the central line that the lower floor applied, be provided with two locating holes on the upper strata application, two locating holes set up respectively in the both sides of the central line that the upper strata applied, the reference column with the locating hole one-to-one, the central line that the upper strata applied and the central line that the lower floor applied coincide in vertical direction.
In another optimized scheme, a plurality of positioning holes are formed in the positioning plate of the upper layer application, and each positioning hole penetrates through the fixing plate and the upper layer application respectively; the lower layer is applied and is provided with a plurality of positioning support posts which are the same as the positioning holes in number, each positioning support post is arranged on the central line of the lower layer, each positioning support post is provided with a fixing hole, and the positioning support posts can be used for positioning the upper layer application and pass through the corresponding positioning holes and are matched with the fixing buckles on the sliding blocks to fix the sliding blocks.
Compared with the prior art, the safe application for fixing the scalp needle has the following beneficial effects:
1. the safe application has the advantages that the structure is compact, the scalp needle in the infusion apparatus can be simply and conveniently fixed, an additional medical adhesive tape is not needed, the cost is reduced, the operation is simplified, the workload of medical staff is reduced, the risk of cross infection can be effectively avoided, and the safety and sanitation problems are avoided.
2. The safe application is specially provided with the parts for wrapping (isolating) the scalp needle, so that when the transfusion is completed and the scalp needle is pulled out, medical staff can synchronously wrap the scalp needle, thereby realizing the function of preventing the wound caused by sharp instruments, not only effectively solving the defects in the prior art, but also having simple and convenient whole operation process.
3. The safe application comprises an upper layer application and a lower layer application, wherein the lower layer application is used for fixing a needle handle, the upper layer application is arranged above the lower layer application and is used for further fixing the needle handle and a transfusion hose with a fixed part connected with a scalp needle, so that the scalp needle and the needle handle are more firmly fixed and are not easy to fall off; in addition, the upper layer application and the lower layer application are not adhered to the heparin cap, so that the problems that viscous substances remain on the heparin cap and are difficult to clean can be avoided.
4. In this safe application, rational in infrastructure, before the infusion is incomplete, be used for the slider of parcel scalp needle can be restricted on the track, can not appear the circumstances of automatic roll-off, after the infusion is accomplished, medical personnel can manually make the slider roll-off along the track, and roll-off orbital slider just is located the top of scalp needle, and the slider can follow the breach whereabouts that the upper strata was applied to can be smooth wrap up and keep apart the scalp needle.
5. In the safe application, the fixing part is matched with the sliding block, so that the sliding block can be fixed firmly on the upper layer application after the sliding block slides in place and wraps the scalp needle, the position of the sliding block is not changed, and the scalp needle wrapped in the sliding block cannot fall off from the sliding block, so that the safe application is very safe.
6. In this safe application, lower floor's application is provided with the reference column, can fix a position the mounted position that upper strata was applied to medical personnel can be convenient, quick, efficient completion upper strata is applied to paste the work.
7. In the safe application, the positioning column of the lower-layer application can be used for positioning the mounting position of the upper-layer application and can also be used for matching the sliding block so as to realize the fixing function of the sliding block; therefore, the safe application has the advantages of more compact structure, lower cost and more perfect functions.
8. In the safe application, the two ends of the lower-layer application are respectively provided with the glue-free areas, so that the medical staff can conveniently operate when the application is stripped.
9. The safe application has the advantages of multiple application occasions and wide application range, and meets the market demand.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are needed in the embodiments will be briefly described below, it being understood that the following drawings only illustrate some embodiments of the present invention and therefore should not be considered as limiting the scope, and other related drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
Drawings
Fig. 1 is a schematic view showing the structure of an upper layer application in a safety application for fixing a scalp needle provided in embodiment 1 of the present invention.
Fig. 2 is a bottom view of an upper layer of the safety applicator for fixing scalp needles provided in embodiment 1 of the present invention.
Fig. 3 is a left side partial schematic view of an upper layer application in a safety application for fixing scalp needles provided in embodiment 1 of the present invention.
Fig. 4 is a schematic structural view of a slider in a safety applicator for fixing a scalp needle according to embodiment 1 of the present invention.
Fig. 5 is a front view of fig. 4.
Fig. 6 is a left side view of fig. 4.
Fig. 7 is a schematic structural view of a fixing member in a safety application for fixing a scalp needle provided in embodiment 1 of the present invention.
Fig. 8 is a schematic structural view of a safety applicator for fixing scalp needles provided in embodiment 1 of the present invention, in which the slider does not slide out of the track.
Fig. 9 is a schematic structural view of a safety applicator for fixing scalp needles provided in embodiment 1 of the present invention, in which a slider slides out of a rail.
Fig. 10 is a partial cross-sectional view of fig. 9.
Fig. 11 is a partial enlarged view I of fig. 10.
Fig. 12 is a schematic top view of a safety applicator for fixing a scalp needle for an infusion set according to embodiment 1 of the present invention.
Fig. 13 is a schematic top view of a safety applicator for holding a scalp needle provided in example 1 of the present invention after the slider slides out of the track and wraps around the scalp needle when the infusion is completed and the scalp needle is removed.
Fig. 14 is a bottom view of an underlying application in a safety application for securing scalp needles provided in embodiment 2 of the present invention.
Fig. 15 is a bottom view of a safety applicator for fixing a scalp needle according to embodiment 2 of the present invention, in which an upper layer of the applicator is used in cooperation with a lower layer of the applicator.
Fig. 16 is a schematic view showing the structure of an underlying application in a safety application for fixing a scalp needle provided in embodiment 3 of the present invention.
Fig. 17 is a schematic view showing the structure of an upper layer application in a safety application for fixing a scalp needle provided in embodiment 3 of the present invention.
Fig. 18 is a schematic view of the lower layer application of fig. 16 mated with the upper layer application of fig. 17.
Fig. 19 is a schematic view showing the structure of an underlying application in a safety application for fixing a scalp needle provided in embodiment 4 of the present invention.
Fig. 20 is a schematic structural view of a fixing member in a safety application for fixing a scalp needle, which is provided in embodiment 4 of the present invention, in an upper layer application.
Fig. 21 is a schematic structural view of a safety applicator for fixing a scalp needle provided in embodiment 4 of the present invention when a lower layer of the applicator is mated with an upper layer of the applicator.
Fig. 22 is a top view of the safety applicator of fig. 21 after the slider has been slid out of the track and wrapped around the scalp needle after infusion is complete.
Description of the drawings
Scalp needle 101, needle handle 102, infusion hose 103,
upper layer application 201, notch 202, adhesive 203, positioning hole 204
The length of the track 301, the stop 302,
a slider 401, a block 402, lugs 403, grooves 404, notches 405, support tabs 406, fasteners 407,
the fixing member 501, the fixing plate 502, the limiting plate 503, the fixing post 504, the fixing hole 505,
lower layer application 601, adhesive area 602, no adhesive area 603, positioning posts 604, positioning posts 605.
Detailed Description
The invention provides a safe application for fixing a scalp needle, which can be used for fixing the needle handle 102 of the scalp needle during transfusion, so that the needle handle 102 can be firmly fixed at the transfusion position, thereby realizing the fixation of the scalp needle, having simple and convenient operation, and no need of using an additional medical adhesive tape, being beneficial to reducing the cost and effectively avoiding the risk of cross infection; the safe application can also be used for wrapping the bare scalp needle 101 when the transfusion is finished and the scalp needle 101 is pulled out, so that medical staff is prevented from being needled, and the function of preventing sharp injury is realized.
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. The components of the embodiments of the present invention generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations. Thus, the following detailed description of the embodiments of the invention provided in the accompanying drawings is not intended to limit the scope of the invention, as claimed, but is merely representative of selected (or preferred) embodiments of the invention. All other embodiments, which can be made by a person skilled in the art without making any inventive effort, are intended to be within the scope of the present invention.
Example 1
The embodiment provides a safe application for fixing a scalp needle, which comprises an upper layer application 201, wherein an adhesive 203 is arranged on one surface of the upper layer application 201 so as to adhere the upper layer application 201 above the scalp needle 101 and the needle handle 102, thereby realizing the fixation of the needle handle 102; the other surface corresponding to the surface is provided with a track 301, and one end of the track 301 is closed, and the other end is not closed, as shown in fig. 1 and 2; a strip-shaped sliding block 401 is arranged in the track 301, a groove 404 is arranged along the length direction of the sliding block 401, and the groove 404 is used for accommodating the scalp needle 101; the sliding block 401 can slide along the track 301 and can slide out of the non-closed end of the track 301, the sliding block 401 after sliding out of the track 301, and the groove 404 on the sliding block 401 can just accommodate the scalp needle 101 of the infusion apparatus, thereby realizing the function of preventing the injury caused by sharp instruments.
In this embodiment, the adhesive 203 may be an adhesive commonly used in the prior art, and will not be described herein.
When the safe application is actually used, the upper-layer application 201 can be arranged above the needle handle 102 of the scalp needle, and when the upper-layer application 201 is applied, the direction of the non-closed end of the track 301 is consistent with that of the scalp needle 101, namely, the track 301 is aligned with the scalp needle 101 and is in the same line, so that the sliding block 401 sliding out of the non-closed end of the track 301 is just above the scalp needle 101, and the scalp needle 101 can be conveniently wrapped by the groove 404 on the sliding block 401, thereby avoiding the scalp needle 101 from being directly exposed to the outside and causing injury to medical staff; the structure and shape of the groove 404 can be determined according to practical requirements, and only the scalp needle 101 needs to be accommodated, so that the slider 401 can wrap the scalp needle 101.
As shown in fig. 1 or 3, in a preferred embodiment, the track 301 includes two elongated blocking pieces 302, where the blocking pieces 302 have an L-shaped cross section, and the two blocking pieces 302 are fixed at a certain distance and parallel to each other at a middle position of the upper layer application 201 (or referred to as a center line position of the upper layer application 201), and the two blocking pieces 302 and the upper layer application 201 may form a channel for the sliding block 401 to slide.
In a preferred embodiment, the slider 401 comprises a block 402 and lugs 403, a recess 404 for housing the scalp needle 101 being provided in said block 402; the lugs 403 are also arranged on the block 402, and the lugs 403 are used for being matched with the track 301 and realizing a sliding function; as shown in fig. 4, 5 and 6, in a preferred embodiment, the block 402 may be a circular tube or a square tube, and a notch 405 is provided along the length direction of the block 402 (as shown in fig. 5, the circular tube and the square tube are hollow structures, the notch 405 is used to enable the internal space of the circular tube or the square tube to be communicated with the outside, and when in use, the scalp needle 101 can enter the internal space of the circular tube and the square tube through the notch 405, so as to realize the function of wrapping the scalp needle 101, and at this time, the internal spaces of the circular tube and the square tube respectively form the groove 404 together with the notch 405); the lugs 403 are respectively arranged on two sides of the notch 405, the two lugs 403 are respectively arranged between the two baffle plates 302 and the upper layer application 201, at this time, the two baffle plates 302 and the upper layer application 201 are respectively used for clamping the two lugs 403 of the sliding block 401, so that the sliding block 401 can only slide along the length direction of the track 301 through the lugs 403, and the sliding block 401 can slide out of the track 301 when transfusion is completed.
Alternatively, the end of the round tube or square tube corresponding to the tip of the scalp needle 101 may be closed.
Further, the safety application provided by this embodiment further includes a fixing component 501, where the fixing component 501 is fixed to the upper layer application 201, and the fixing component 501 is used to fix the slider 401 after the slider 401 slides in place; that is, after the slider 401 slides out from the track 301 and achieves the function of wrapping the scalp needle 101, the fixing member 501 can fix the slider 401, so that the slider 401 is stabilized in a state of wrapping the scalp needle 101, not only can the slider 401 be prevented from falling off, but also the scalp needle 101 can be prevented from falling out from the slider 401, and thus the function of preventing a sharp injury is lost.
As shown in fig. 1 and 2, in this embodiment, a notch 202 is disposed on the upper layer of the application 201 at a position corresponding to the position where the track 301 is not closed, where the fixing member 501 is disposed between the two blocking pieces 302 and adjacent to the notch 202, two ends of the fixing member 501 are respectively connected with the blocking pieces 302, as shown in fig. 3, the fixing member 501 is integrally connected with the track 301 and may form an H shape, which is beneficial to the connection of the fixing member 501, the track 301 and the upper layer of the application 201 being more firm, and is beneficial to fixing the fixing member 501 more firm, so that the fixing member 501 may better provide a supporting force for the slider 401 when fixing the slider 401, so as to make the fixing effect on the slider 401 better and the structure more stable.
As shown in fig. 1 or fig. 7, in a preferred embodiment, the fixing component 501 includes a fixing plate 502 and two limiting plates 503, where the fixing plate 502 is disposed at a position between the two blocking pieces 302, and the two limiting plates 503 are respectively disposed at two ends of the fixing plate 502 and are respectively connected to the corresponding blocking pieces 302, and as shown in fig. 1 or fig. 3, the thickness of the limiting plates 503 gradually increases along the direction from the closed end to the non-closed end of the track 301, and the limiting plates 503 are used to prevent the sliding block 401 from automatically sliding out of the track 301; after the slider 401 is disposed in the track 301 (i.e., before the infusion is not completed), the lugs 403 of the slider 401 are trapped between the closed end of the track 301 and the stop plate 503, such that the slider 401 is trapped within the track 301, as shown in fig. 8; in the actual use process, before a medical staff does not actively slide the sliding block 401 out of the track 301 manually, the sliding block 401 can be effectively limited in the track 301 by the limiting plate 503 and cannot actively slide out of the track 301, so that the safe application is convenient to use;
in this embodiment, as shown in fig. 7 and 8, when the thickness of the limiting plate 503 increases to the maximum, the minimum distance between the limiting plate 503 and the blocking piece 302 above the limiting plate 503 is greater than or equal to the thickness of the supporting lug 403, so that when the medical staff manually slides out the sliding block 401, the medical staff can move along the track 301 and can pass above the limiting plate 503, thereby realizing the sliding-out function of the sliding block 401.
As shown in fig. 7, in the solution provided in this embodiment, a plurality of fixing posts 504 are provided on the fixing plate 502, and fixing holes 505 are provided on the fixing posts 504, where the fixing holes 505 are used to fix the slider 401 after the slider 401 slides out of the track 301, that is, after the slider 401 slides out of the track 301 and slides in place (that is, after the scalp needle 101 is wrapped), the slider 401 can be fixed, so that it is ensured that the position of the slider 401 is not changed after the scalp needle 101 is wrapped by the slider 401, so as to stably and reliably implement the function of preventing a sharp injury.
In a preferred embodiment, when the number of the fixing columns 504 disposed on the fixing plate 502 is greater than or equal to three, the fixing columns 504 may be arranged on the fixing plate 502 in a line preferentially; it will be appreciated that other arrangements of the fixing posts 504 are possible and are not illustrated.
As shown in fig. 4, 5 or 6, in the solution provided in this embodiment, one end of the slider 401 is provided with a supporting piece 406, and the supporting piece 406 is disposed above the supporting lug 403; the supporting plate 406 is provided with fixing buckles 407 with the same number as the fixing columns 504, and the arrangement mode of the fixing buckles 407 and the interval between two adjacent fixing buckles 407 are the same as the fixing columns 504; so that each fixing buckle 407 can be in one-to-one correspondence with each fixing post 504, and the fixing of the slider 401 can be realized through the cooperation of the fixing buckle 407 and the fixing hole 505, as shown in fig. 9, 10 and 11.
In this embodiment, the fixing buckle 407 and the fixing hole 505 may be replaced by a movable buckle commonly used in the prior art, which is not described herein.
For example, as shown in fig. 1 or fig. 7, in the present embodiment, two fixing posts 504 are provided on the fixing plate 502, and two fixing buckles 407 are provided on the supporting piece 406; in this embodiment, the scalp needle 101 of the infusion apparatus needs to be inserted into the heparin cap of the indwelling needle so as to realize the communication of the infusion line, thereby performing the infusion, and after the scalp needle 101 of the infusion apparatus is inserted into the heparin cap, the scalp needle 101, the needle handle 102 and the part of the infusion hose 103 connected with the scalp needle 101 need to be fixed; at this time, in one scheme, the upper layer of the application 201 of the safe application may be attached above the scalp acupuncture 101, the needle handle 102 and a part of the infusion hose 103, so as to fix the needle handle 102, when the upper layer of application 201 is attached, the non-closed end of the track 301 on the upper layer of application 201 needs to be consistent with the direction of the scalp acupuncture 101, and the notch 202 exactly corresponds to the scalp acupuncture 101, as shown in fig. 12; in another scheme, a layer of medical adhesive tape can be arranged below the safe application so as to fix the needle handle 102, and then the safe application is attached, so that the safe application also has the effect of strengthening the fixing effect; in both schemes, after transfusion is completed, before the scalp needle 101 is removed, a medical staff can firstly peel off one side of the upper layer application 201, so that one hand of the medical staff can hold the needle handle 102, then the scalp needle 101, the needle handle 102 and the upper layer application 201 move together along the direction far away from the heparin cap, so that the scalp needle 101 slowly withdraws from the heparin cap, meanwhile, the other hand of the medical staff can push the sliding block 401 to slide out along the guide rail, when the scalp needle 101 is separated from the heparin cap, the sliding block 401 just slides out of the guide rail and is just above the scalp needle 101, at this time, the whole sliding block 401 can move downwards (vertically downwards) through the notch 202 so as to wrap the whole scalp needle 101, and the fixing buckle 407 gradually approaches the fixing hole 505 and finally is inserted into the fixing hole 505, so that the tight connection between the fixing buckle 407 and the fixing hole 505 is realized, and at this time, the scalp needle 101 is completely wrapped in the sliding block 401, and the sliding block 401 is firmly fixed on the fixing plate 502, so that the anti-injury function is effectively realized; finally, the detached scalp needle 101 is thrown into the sharp machine box together with the safe application, so that the scalp needle is very safe and convenient.
In this embodiment, the track 301 and the slider 401 may be preferably made of plastic, and the track 301 and the slider 401 may have a certain toughness and may be bent appropriately within a certain range.
In addition, in the prior art, the length of the scalp needle 101 of the conventional infusion apparatus is about 2.3 cm, so in the preferred embodiment, the length of the slider 401 may be between 2.5 cm and 3 cm; the diameter of the slider 401 (when a round tube is used) is preferably set to about 0.4 cm.
Example 2
The main difference between the present embodiment 2 and the above embodiment 1 is that, in the security application provided in the present embodiment, the security application further includes a lower layer application 601, where the lower layer application 601 is in a strip shape, one surface of the lower layer application 601 is divided into an adhesive area 602 and two adhesive-free areas 603, as shown in fig. 14, where the two adhesive-free areas 603 are respectively disposed at two ends of the lower layer application 601, the adhesive area 602 is disposed between the two adhesive-free areas 603, and an adhesive 203 is disposed in the adhesive area 602; the lower layer application 601 is used for fixing the needle handle 102, the glue-free areas 603 at two ends of the lower layer application 601 are used for manually peeling off the lower layer application 601, and the width of the upper layer application 201 is smaller than or equal to the width of the glue-free area 602, as shown in fig. 15.
In daily clinical work, after the needle handle 102 of the scalp needle is inserted into the heparin cap; the medical staff can use a high-lift platform method (technical terms, those skilled in the art can understand that the description is not repeated here) to fix the needle handle 102 of the scalp needle to the lower layer application 601, and when the scalp needle is fixed, the needle handle 102 of the scalp needle is preferentially fixed at the position of the lower layer application 601; then, after the transfusion hose 103 connected to the scalp needle 101 is rewound once, the medical staff can fix the transfusion hose 103 close to the scalp needle 101 once again at the original position (namely above the lower-layer application 601) by utilizing the upper-layer application 201, so that the fixing effect of the whole scalp needle can be enhanced, and on the other hand, the lower-layer application 601 and the upper-layer application 201 cannot be adhered to the heparin cap, so that the adhesive 203 on the lower-layer application 601 and the upper-layer application 201 can be effectively prevented from being remained on the heparin cap, and the cleaning is difficult;
in applying the upper layer application 201, two points need to be paid priority:
1. in order to make the direction of the track 301 on the upper layer application 201 consistent with the direction of the scalp needle 101, so that when the transfusion is completed and the scalp needle 101 is pulled out, the medical staff can manually slide out of the slider 401 and wrap the scalp needle 101 to realize the function of preventing the injury of the sharp instrument, which is described in detail in embodiment 1 and is not repeated here.
2. Because the two ends of the lower-layer application 601 are the glue-free areas 603, and the width of the upper-layer application 201 is smaller than or equal to the width of the glue-free areas 602, when the upper-layer application 201 is applied, the upper-layer application 201 can be preferentially applied to the position above the glue-free areas 602, namely, the upper-layer application 201 does not cover the glue-free areas 603 at the two ends of the lower-layer application 601, so that the glue-free areas 603 at the two ends of the lower-layer application 601 cannot be directly applied to the skin of a patient, and a medical staff can hold the glue-free areas 603 at the two ends of the lower-layer application 601 by hands when transfusion is completed and a transfusion device is required to be removed, thereby being convenient to operate and convenient and quick to peel off the lower-layer application 601 and the upper-layer application 201.
In this embodiment, the materials of the upper layer application and the lower layer application may be the same or different, and the materials of the upper layer application and the lower layer application that are commonly used in the prior art may be respectively adopted, which is not described here again.
Example 3
The main difference between the present embodiment 3 and the embodiment 2 is that, in the safety application provided in the present embodiment, a plurality of positioning posts 604 are provided on the lower layer application 601, the same number of positioning holes 204 are provided on the corresponding positions on the upper layer application 201, and positioning of the upper layer application 201 is achieved through cooperation of the positioning posts 604 and the positioning holes 204, so that the center line of the upper layer application 201 coincides with the center line of the lower layer application 601 in the vertical direction, and after the upper layer application 201 is applied, the track 301 and the slider 401 on the upper layer application 201 can correspond to (i.e. have the same direction or be said to be on the same straight line as) the scalp needle 101 below.
For example, as shown in fig. 16, two positioning posts 604 are disposed on the lower layer application 601, the two positioning posts 604 are disposed on two sides of the center line of the lower layer application 601, two positioning holes 204 are disposed on corresponding positions on the upper layer application 201, respectively, as shown in fig. 17, that is, the two positioning holes 204 are disposed on two sides of the center line of the upper layer application 201, respectively, in this embodiment, the track 301 and the slider 401 are disposed at the center line (i.e., at the middle position) of the upper layer application 201; when the scalp needle is fixed, the needle handle 102 is fixed by the lower-layer application 601, and when the needle handle 102 is fixed by the lower-layer application 601, the needle handle 102 is only required to be positioned between the two positioning posts 604, namely the scalp needle 101 is basically consistent or coincident with the central line of the lower-layer application 601; secondly, the upper layer of application 201 is applied, when the upper layer of application 201 is applied, the positioning holes 204 of the upper layer of application 201 are respectively corresponding to the positioning columns 604 of the lower layer of application 601 one by one, at this time, the central line of the upper layer of application 201 is overlapped with the central line of the lower layer of application 601 in the vertical direction, so that the position of the upper layer of application 201 can be positioned, then the upper layer of application 201 is applied, and each positioning column 604 respectively passes through the corresponding positioning hole 204, as shown in fig. 18, after the upper layer of application 201 is applied, the central line of the upper layer of application 201 is exactly aligned with the central line of the lower layer of application 601 and the scalp needle 101 (or is in the same straight line or in the same direction); thus, the upper layer application 201 and the lower layer application 601 can be aligned conveniently and matched for use, the difficulty of manual alignment of medical staff can be greatly reduced, the operation is simplified, and the efficiency is improved.
Example 4
A safety application for fixing a scalp needle provided in this embodiment 4 includes an upper layer application 201 and a lower layer application 601, wherein,
the upper layer application 201 may be the upper layer application 201 of embodiment 1 or embodiment 2, but the upper layer application 201 in this embodiment is different from the upper layer application 201 in embodiment 3 in that in this embodiment, no fixing post 504 is provided on the fixing plate 502 in the upper layer application 201, but a plurality of positioning holes 204 are provided on the fixing plate 502, and each positioning hole 204 penetrates through the fixing plate 502 and the upper layer application 201, respectively;
the lower layer application 601 may be the lower layer application 601 in embodiment 3, but the lower layer application 601 in this embodiment is different from the lower layer application 601 in embodiment 3 in that in this embodiment, the lower layer application 601 is provided with a plurality of positioning struts 605 with the same number as the positioning holes 204, each positioning strut 605 is respectively arranged on the central line of the lower layer application 601, each positioning strut 605 is respectively provided with a fixing hole 505, and the positioning struts 605 can be used for positioning the upper layer application 201 and can also be used for penetrating through the corresponding positioning holes 204 and being matched with the fixing buckles 407 on the sliding block 401, so as to fix (or fasten) the sliding block 401; that is, in this embodiment, the positioning support posts 605 on the lower layer application 601 have both the positioning function and the function of fixing the slider 401, so that the structure of the safe application is more compact and the cost is lower.
As shown in fig. 19, in the present embodiment, two positioning holes 204 are provided on the fixing plate 502 in the upper layer application 201, two positioning struts 605 are provided on the center line of the lower layer application 601, respectively, as shown in fig. 20, the outer diameter of the positioning struts 605 is smaller than or equal to the diameter of the positioning holes 204, and the interval between the two positioning holes 204 is the same as the interval between the two positioning struts 605; in this embodiment, the preferred procedure for securing the needle with the present safety applicator is as follows:
1. aligning the positioning support column 605 of the lower layer application 601 with the scalp needle 101 or the needle handle 102, and attaching from the upper part of the needle handle 102 to fix the needle handle 102;
2. positioning holes 204 of the upper layer of the application 201 are in one-to-one correspondence with positioning struts 605, and the positioning struts 605 penetrate through the positioning holes 204, so that the upper layer of the application 201 is conveniently and quickly attached to the upper side (or above) of the lower layer of the application 601, and the upper layer of the application 201 is aligned with the lower layer of the application 601, as shown in fig. 21, in the process, the attaching position of the upper layer of the application 201 can be positioned through the matching of the positioning holes 204 and the positioning struts 605, so that the medical staff can operate more easily, and the positioning and aligning process is simpler, more convenient and effective.
In this embodiment, the preferred operation steps of removing the scalp needle 101 and removing the infusion set after the needle is held with the present safety applicator when the infusion is completed are as follows:
1. the medical staff can manually peel off one side or two sides of the lower layer application 601 and the upper layer application 201 (the lower layer application 601 and the upper layer application 201 are connected into a whole) through the glue-free areas 603 at the two ends of the lower layer application 601, so that one hand of the medical staff can hold the needle handle 102 to pull out the needle;
2. one hand of the medical staff holds the needle handle 102, so that the scalp needle 101 slowly withdraws from the heparin cap, and the other hand can push the sliding block 401 to slide out along the guide rail and is positioned right above the scalp needle 101;
3. when the scalp needle 101 completely exits the heparin cap, the sliding block 401 just slides out of the guide rail, a medical staff manually controls the sliding block 401 to fall through the notch 202 of the upper layer application 201 and pack the scalp needle 101 below in a homeopathic manner, as shown in fig. 22, so that the bare scalp needle 101 is prevented from stabbing the medical staff, and meanwhile, the fixing buckle 407 on the sliding block 401 gradually approaches the positioning support column 605 and finally is inserted into the fixing hole 505 of the positioning support column 605, so that the fixing of the sliding block 401 is realized;
4. finally, the safe application is put into a sharps container together with the scalp needle 101.
The foregoing is merely illustrative of the present invention, and the present invention is not limited thereto, and any person skilled in the art will readily recognize that variations or substitutions are within the scope of the present invention.
Claims (8)
1. The safe application for fixing the scalp needle is characterized by being used for fixing a needle handle during transfusion and wrapping the scalp needle when the scalp needle is pulled out, so that the function of preventing sharp injuries is realized; the safe application comprises an upper layer application and a fixing part, wherein an adhesive is arranged on one surface of the upper layer application, a track is arranged on the other surface corresponding to the adhesive, one end of the track is closed, and the other end of the track is not closed; the scalp needle is characterized in that a strip-shaped sliding block is arranged in the track, a groove is formed in the length direction of the sliding block and used for accommodating the scalp needle, and the sliding block is used for sliding along the track and can slide out of the non-closed end of the track;
the fixing part is fixed on the upper layer application, is connected with the track into a whole and forms an H shape, and is used for fixing the sliding block after the sliding block slides in place.
2. The safety applicator for fixing a scalp needle according to claim 1 wherein said track comprises two elongated flaps, said flaps being L-shaped in cross section, said flaps being fixed at a distance and parallel to each other at a central position of said upper layer of applicator, both said flaps and upper layer of applicator together forming a channel for said slider to slide; the slider includes block and journal stirrup, the recess set up in the block, the journal stirrup be used for with the track cooperatees.
3. A safety applicator for fixing a scalp needle according to claim 2 wherein the block is a round or square tube and is provided with a slot along the length of the block, two lugs being provided on either side of the slot.
4. A safety applicator for fixing a scalp needle according to claim 2 wherein a notch is provided in the upper layer of the applicator at a position corresponding to the non-closed end of the rail, the fixing member is provided between the two blocking pieces and adjacent to the notch, and both ends of the fixing member are respectively connected to the blocking pieces.
5. The safety applicator for fixing a scalp needle according to claim 4 wherein said fixing means comprises a fixing plate and two limiting plates, said fixing plate being disposed at a position intermediate said two blocking plates, said two limiting plates being disposed at both ends of the fixing plate and being respectively connected to said blocking plates, said limiting plates having a thickness gradually increasing in a direction from the closed end to the non-closed end of the rail, a minimum distance between the limiting plates and the blocking plates above the limiting plates being greater than or equal to the thickness of the lugs, the limiting plates being for preventing the slider from automatically sliding out of the rail; the fixing plate is provided with a plurality of fixing columns, the fixing columns are respectively provided with fixing holes, and the fixing holes are used for fixing the sliding blocks after the sliding blocks slide out of the tracks; one end on the slider is provided with the backing sheet, be provided with on the backing sheet with the fixed knot that the fixed column number is the same, through fixed knot with the cooperation of fixed orifices realizes the fixed of slider.
6. The safety applicator for securing a scalp needle according to any one of claims 1 to 5 further comprising a lower layer of applicator, the lower layer of applicator being elongated, one face of the lower layer of applicator being divided into an adhesive zone and two adhesive-free zones, wherein the two adhesive-free zones are respectively disposed at both ends of the lower layer of applicator, the adhesive zone being disposed between the two adhesive-free zones, the adhesive zone being provided with adhesive therein; the lower layer is applied and is used for fixing the needle handle, the glue-free area is used for manually stripping the lower layer, and the width of the upper layer is smaller than or equal to that of the glue area.
7. The safety applicator for fixing a scalp needle according to claim 6 wherein the lower layer applicator is provided with a plurality of positioning posts, the corresponding positions on the upper layer applicator are respectively provided with the same number of positioning holes, and the positioning of the upper layer applicator is realized by the cooperation of the positioning posts and the positioning holes, so that the center line of the upper layer applicator coincides with the center line of the lower layer applicator in the vertical direction.
8. The safety applicator for fixing a scalp needle according to claim 5 further comprising a lower layer of applicator, wherein the lower layer of applicator is in a strip shape, one surface of the lower layer of applicator is divided into an adhesive area and two adhesive-free areas, wherein the two adhesive-free areas are respectively arranged at two ends of the lower layer of applicator, the adhesive area is arranged between the two adhesive-free areas, and an adhesive is arranged in the adhesive area; the lower layer application is used for fixing the needle handle, the glue-free area is used for manually stripping the lower layer application, and the width of the upper layer application is smaller than or equal to that of the glue area; a plurality of positioning holes are formed in the positioning plate of the upper layer application, and each positioning hole penetrates through the fixing plate and the upper layer application respectively; the lower layer is applied and is provided with a plurality of positioning support posts which are the same as the positioning holes in number, each positioning support post is arranged on the central line of the lower layer, each positioning support post is provided with a fixing hole, and the positioning support posts can be used for positioning the upper layer application and pass through the corresponding positioning holes and are matched with the fixing buckles on the sliding blocks to fix the sliding blocks.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201810826264.0A CN108785797B (en) | 2018-07-25 | 2018-07-25 | A safe application for fixing scalp needle |
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| CN201810826264.0A CN108785797B (en) | 2018-07-25 | 2018-07-25 | A safe application for fixing scalp needle |
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| CN110141716B (en) * | 2019-06-13 | 2021-05-18 | 山东大学齐鲁医院 | Infusion patch and using method thereof |
| CN110251775B (en) * | 2019-07-30 | 2024-06-25 | 刘浩浩 | Indwelling needle capable of being punctured by one hand and fixed by U-shaped Gao Juping methods |
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