CN217828531U - Ruhr three-way valve remaining needle with butterfly wing for dialysis - Google Patents
Ruhr three-way valve remaining needle with butterfly wing for dialysis Download PDFInfo
- Publication number
- CN217828531U CN217828531U CN202220199470.5U CN202220199470U CN217828531U CN 217828531 U CN217828531 U CN 217828531U CN 202220199470 U CN202220199470 U CN 202220199470U CN 217828531 U CN217828531 U CN 217828531U
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- needle
- way valve
- tube
- luer
- left end
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- 244000241796 Christia obcordata Species 0.000 title claims abstract description 32
- 238000000502 dialysis Methods 0.000 title claims abstract description 27
- 208000001848 dysentery Diseases 0.000 title claims abstract description 18
- 239000008280 blood Substances 0.000 claims abstract description 27
- 210000004369 blood Anatomy 0.000 claims abstract description 26
- 230000001681 protective effect Effects 0.000 claims description 20
- 239000003814 drug Substances 0.000 abstract description 10
- 230000000740 bleeding effect Effects 0.000 abstract description 6
- 208000015181 infectious disease Diseases 0.000 abstract description 4
- 230000002265 prevention Effects 0.000 description 8
- 208000032843 Hemorrhage Diseases 0.000 description 5
- 208000034158 bleeding Diseases 0.000 description 5
- 210000004204 blood vessel Anatomy 0.000 description 3
- 229940079593 drug Drugs 0.000 description 3
- 208000012266 Needlestick injury Diseases 0.000 description 2
- 230000006978 adaptation Effects 0.000 description 2
- 230000017531 blood circulation Effects 0.000 description 2
- 230000008878 coupling Effects 0.000 description 2
- 238000010168 coupling process Methods 0.000 description 2
- 238000005859 coupling reaction Methods 0.000 description 2
- 238000001631 haemodialysis Methods 0.000 description 2
- 230000000322 hemodialysis Effects 0.000 description 2
- 238000003780 insertion Methods 0.000 description 2
- 230000037431 insertion Effects 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 229920003023 plastic Polymers 0.000 description 2
- 238000006467 substitution reaction Methods 0.000 description 2
- 230000002792 vascular Effects 0.000 description 2
- 208000001431 Psychomotor Agitation Diseases 0.000 description 1
- 206010038743 Restlessness Diseases 0.000 description 1
- 206010040047 Sepsis Diseases 0.000 description 1
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 1
- 229910000831 Steel Inorganic materials 0.000 description 1
- 230000000712 assembly Effects 0.000 description 1
- 238000000429 assembly Methods 0.000 description 1
- 208000037815 bloodstream infection Diseases 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000000284 extract Substances 0.000 description 1
- 230000036541 health Effects 0.000 description 1
- 238000001802 infusion Methods 0.000 description 1
- 229940127558 rescue medication Drugs 0.000 description 1
- 239000000741 silica gel Substances 0.000 description 1
- 229910002027 silica gel Inorganic materials 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 239000012780 transparent material Substances 0.000 description 1
- 210000003462 vein Anatomy 0.000 description 1
Images
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- Infusion, Injection, And Reservoir Apparatuses (AREA)
Abstract
The utility model provides a dialysis is with taking wing luer three-way valve to keep somewhere needle, including pipe, pipe seat, clamping tube, wing butterfly lantern ring, luer joint, luer three-way valve and interior needle subassembly, the pipe right-hand member links to each other with the left end of pipe seat, the rotatable cover of wing butterfly lantern ring is on the pipe seat, the right-hand member of pipe seat links to each other with clamping tube left end, the right-hand member of clamping tube links to each other with luer joint left end, luer joint right-hand member links to each other with luer three-way valve's left end; the inner needle assembly at least comprises a needle tube and a blood return part, and the right end of the needle tube is communicated with the left end of the blood return part; the left end of the needle tube sequentially passes through the Ruhr three-way valve, the Ruhr joint, the clamping tube, the catheter seat and the catheter. When the utility model is connected with a dialysis pipeline, no bleeding occurs, and the infection chance is effectively reduced; the hose does not need to be turned over, so that the hose is not easy to damage and convenient to operate, and the working efficiency is improved; the medical interface is arranged, so that the time for the medicine to enter the body is shortened, and the rescue efficiency is improved; the butterfly wing lantern ring is convenient to hold the indwelling needle and adjust the angle of the butterfly wing lantern ring along with the needle inserting angle.
Description
Technical Field
The utility model relates to the technical field of medical equipment, in particular to dialysis is with taking luer three-way valve of butterfly wing to keep somewhere the needle.
Background
Hemodialysis is with keeping somewhere needle or being called the trocar, uses in the dialysis and keeps somewhere the needle, and the hard nook closing member of steel can take out after the puncture, and what keep in patient's blood vessel is that soft macromolecular material's tubular object can not cause the damage to the blood vessel, has also avoided traditional pjncture needle pinhole to paste the vascular wall and has aroused the phenomenon that the blood flow is not enough, and the removal of dialysis in-process patient's health can not cause the sudden change of blood flow, does not worry that the needle punctures the blood vessel, and some restlessness's patients are particularly suitable for in the first aid.
The conventional indwelling needle for dialysis is provided with a hose and a cap, and the cap is fitted over the distal end of the indwelling needle when the indwelling needle is not used. When needs and dialysis tube coupling, need open the cap, blood can be followed and is kept somewhere the direct outflow of needle like this, has increased the risk of bleeding, if the mouth of pipe not disinfect just directly with dialysis tube coupling, can increase the danger of patient's blood stream infection. For this reason, medical personnel need to fold the tube back or clamp the tube closed with vascular clamps before opening the cap to avoid bleeding. However, this can lead to a risk of rupture at the hose and increase the workload on the medical staff, reducing the efficiency of the work. In addition, the existing indwelling needle does not have an interface for medication when the medication needs rescue medication, so that the rescue efficiency is low.
SUMMERY OF THE UTILITY MODEL
The utility model provides a three-way luer valve indwelling needle with a butterfly wing for dialysis, which has no bleeding when being connected with a dialysis pipeline and effectively reduces the infection chance; the hose does not need to be turned over, so that the hose is not easy to damage and convenient to operate, and the working efficiency is improved; the butterfly wing lantern ring is arranged, the angle of the butterfly wing lantern ring can be adjusted along with the needle insertion angle, and the indwelling needle can be held and held by medical staff conveniently.
The utility model provides a dialysis is with taking wing luer three-way valve to keep somewhere needle, including pipe, pipe seat, clamping tube, luer joint, wing lantern ring, luer three-way valve and interior needle subassembly, the right-hand member of pipe with the left end of pipe seat links to each other, the wing lantern ring is rotatable to be overlapped on the pipe seat, the right-hand member of pipe seat with the clamping tube left end links to each other, the right-hand member of clamping tube with luer joint left end links to each other, luer joint right-hand member with luer three-way valve's left end links to each other; the inner needle assembly at least comprises a needle tube and a blood return part, and the right end of the needle tube is communicated with the left end of the blood return part; the left end of the needle tube sequentially penetrates through the Ruhr three-way valve, the Ruhr joint, the clamping tube, the catheter seat and the catheter.
In an alternative embodiment, the clamping tube is a hose, which is provided with a clamp. Here, a clamp tube equipped with a clip is provided, which is convenient to use when it is necessary to clip the indwelling needle.
In an alternative embodiment, the inner needle assembly further comprises a needle seat, and the right end of the needle seat is connected with the left end of the blood returning part. The blood return part is arranged to facilitate observation of blood return during puncture.
In an alternative embodiment, a needle-stick prevention shield is further included that is slidably mounted over the needle cannula. The needle-prick prevention protective sleeve can effectively prevent the needle tube from pricking medical personnel.
In an optional embodiment, the left end of the needle holder is open, and a holding cavity for holding the needle-prick preventing protective sleeve is arranged inside the needle holder, and the needle-prick preventing protective sleeve is located in the holding cavity.
In an alternative embodiment, the butterfly wing lantern ring comprises a sleeve body matched with the catheter seat and at least one butterfly wing, the butterfly wing is fixed on the side surface of the sleeve body, and the sleeve body is rotatably sleeved on the catheter seat.
In an alternative embodiment, two butterfly wings are symmetrically fixed on two sides of the sleeve body.
In an alternative embodiment, the catheter hub further comprises a protective sleeve for accommodating the catheter, the catheter hub, the clamping tube, the luer connector, the luer three-way valve and the inner needle assembly, wherein the protective sleeve comprises a first tube body and a second tube body, and the first tube body and the second tube body are detachably connected.
The utility model has the advantages that: the utility model discloses a dialysis is with taking wing luer three-way valve to keep somewhere needle is equipped with luer three-way valve and luer connector, and luer connector's left end links to each other with the clamp tube, and luer connector's right-hand member is connected with luer three-way valve's left end, and luer three-way valve's right-hand member is connected with the inner needle subassembly, extracts the inner needle subassembly after the puncture is accomplished and closes luer three-way valve; when a dialysis pipeline needs to be connected, the Ruhr three-way valve is opened for conduction; the utility model uses the Ruhr three-way valve to control the opening and closing of the pipeline, and has no bleeding when in use, thereby effectively reducing the infection chance; meanwhile, the luer three-way valve is provided with a medication interface, so that the time for the medicine to enter the body is effectively shortened during rescue, and the rescue efficiency is improved; in addition, the pipe seat is sleeved with a butterfly wing lantern ring capable of rotating, so that the angle of the indwelling needle can be conveniently adjusted along with the needle inserting angle while the indwelling needle is conveniently held.
Additional features and advantages of the invention will be set forth in the description which follows, and in part will be obvious from the description, or may be learned by practice of the invention. The objectives and other advantages of the invention will be realized and attained by the structure particularly pointed out in the written description and drawings.
In order to make the aforementioned and other objects, features and advantages of the present invention comprehensible, preferred embodiments accompanied with figures are described in detail below.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the embodiments or the prior art descriptions will be briefly described below, it is obvious that the drawings in the following descriptions are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.
Fig. 1 is a schematic structural view of the present invention;
fig. 2 is another schematic structural diagram of the present invention.
In the figure: 1-a catheter; 2-a catheter hub; 3-clamping the tube; a 4-luer fitting; 41-luer cover; a 5-luer three-way valve; 61-needle seat; 62-a needle-prick prevention protective sleeve; 63-blood return part; 7-tail; 81-sheath body; 82-wing of butterfly.
Detailed Description
To make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions of the present invention will be described clearly and completely with reference to the accompanying drawings, and obviously, the described embodiments are 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 efforts all belong to the protection scope of the present invention.
In order to facilitate understanding of the present embodiment, the following embodiments will describe a three-way luer valve indwelling needle with butterfly wing for dialysis disclosed in the present invention in detail.
Referring to fig. 1, the present embodiment provides a three-way luer valve indwelling needle with a wing for dialysis, including a catheter 1, a catheter holder 1, a clamping tube 3, a luer connector 4, a wing sleeve, a three-way luer valve 52 and an inner needle assembly, wherein the right end of the catheter 1 is connected to the left end of the catheter holder 1, the wing sleeve is rotatably sleeved on the catheter holder, the right end of the catheter holder 1 is connected to the left end of the clamping tube 3, the right end of the clamping tube 3 is connected to the left end of the luer connector 4, and the right end of the luer connector 4 is connected to the left end of the three-way luer valve 52; the inner needle assembly at least comprises a needle tube and a blood return part 63, and the right end of the needle tube is communicated with the left end of the blood return part 63; the left end of the needle tube sequentially passes through the luer three-way valve 52, the luer joint 4, the clamping tube 3, the catheter hub 1 and the catheter 1.
Specifically, the conduit 1 is a hose, the conduit 1 is fixed on the conduit seat 1, the right end of the conduit seat 1 is fixedly connected with the clamping tube 3, the clamping tube 3 is a hose, and the clamping tube 3 is conveniently clamped or bent by using a clamp. The right end of the clamping pipe 3 is connected with a luer connector 4, the luer connector 4 is used for communicating the clamping pipe 3 with a luer three-way valve 52, and the luer chuck is also provided with a luer cover 41; the luer three-way valve 52 is provided with three external connectors, the connector at the left end is respectively connected with the luer connector 4, the connector at the right end is abutted with the inner needle component, and the connector at the other side is used as a medicine taking interface, so that the medicine can be directly taken through veins, the time for the medicine to enter the body is shortened, and the rescue efficiency is improved.
In this embodiment, before use, the inner needle assembly is fitted over the catheter 1, the catheter hub 2, the clamping tube 3, the luer 4 and the luer three-way valve 5, and after puncturing, the inner needle assembly is withdrawn from the above-described assemblies, the switch of the luer three-way valve 5 is closed, the right end connector of the luer three-way valve 5 is connected to a dialysis line, and then the luer three-way valve 5 is opened to perform hemodialysis. When the dialysis pipeline does not need to be connected, the Ruhr three-way valve is closed.
The luer three-way valve 52 is arranged in the embodiment, the conduction and the closing of the whole indwelling needle can be controlled by rotating the knob above the luer three-way valve 52, the hose does not need to be bent, bleeding does not exist, the infection chance can be effectively reduced, the luer three-way valve is not easy to damage, the operation is convenient, and the working efficiency is improved; and a medicine taking interface is also arranged, so that the time for the medicine to enter the body is shortened, and the rescue efficiency is improved.
The inner needle assembly of the present embodiment includes at least a needle tube, i.e., an inner dry needle, and a blood returning part 63, which communicates with the distal end of the needle tube, and determines the blood returning state by observing the blood returning part 63 when puncturing. The blood returning part 63 is covered with transparent material, such as transparent plastic, for convenient observation. The right end of the blood returning part 63 is connected with the tail part 7, and the tail part 7 can be arranged in a shape convenient to hold and is convenient to pull out the needle tube rightwards.
Preferably, the clamping tube 3 is a hose, and the clamping tube 3 is provided with a clamp.
The clamping tube 3 can be a hose, and the clamping tube 3 is also provided with a clamp which can be a V-shaped clamp, so that the use is convenient. The present embodiment is provided with a clamp tube 3 and a clamp, and is convenient to use when the indwelling needle needs to be clamped.
Preferably, the inner needle assembly further comprises a needle holder 61, and the right end of the needle holder 61 is connected with the left end of the blood returning part 63.
Here, the inner needle assembly comprises a needle tube, a needle seat 61, an inner needle protection sleeve, a blood return part 63 and a tail part 7, wherein the right end of the needle tube penetrates through the needle seat 61 and is communicated with the blood return part 63 at the right end of the needle seat 61, the needle tube is fixedly connected with the blood return part 63, and the left end of the tail part 7 is fixedly connected with the right end of the blood return part 63. In addition, the left end of the needle tube passes through the luer three-way valve 52, the luer 4, the clamping tube 3, the catheter hub 1 and the catheter 1 in sequence.
This implementation is equipped with blood return portion 63, makes things convenient for medical personnel to observe the blood return condition when puncturing, convenient to use.
Further, the needle puncture preventing protective sleeve 62 is further included, and the needle puncture preventing protective sleeve 62 is sleeved on the needle tube in a sliding mode.
Specifically, the needle-prick prevention sheath 62 is fitted over the needle cannula and is slidable along the needle cannula. When medical personnel took out the needle tubing when the puncture was accomplished, taking out the in-process that leaves, the needle-prick prevention protective sheath 62 followed the needle tubing right-hand member and slided to the needle tubing left end to in the needle point of needle tubing left end was taken in completely and is prevented the needle-prick to avoid effectively preventing when taking out from the needle tubing that the remaining blood of prevention needle tube scatters, effectively improves the security of medical personnel's operation.
Preferably, the left end of the needle holder 61 is open, and a containing cavity for containing the needle-prick prevention protective sleeve 62 is arranged inside the needle holder 61, and the needle-prick prevention protective sleeve 62 is located in the containing cavity.
Specifically, the needle holder 61 is cylindrical, and the left end thereof is open, and a cylindrical cavity, i.e., a receiving cavity, is formed inside the needle holder, and the receiving cavity is sized to fit the anti-needle-stick protective sleeve 62.
Optionally, the butterfly wing sleeve ring comprises a sleeve body matched with the catheter base and at least one butterfly wing 82, the butterfly wing 82 is fixed on the side surface of the sleeve body 81, and the sleeve body 81 is rotatably sleeved on the catheter base 2.
Further, the two wing sections 82 are symmetrically fixed on two sides of the sleeve body 81.
Here, the wing 82 is in the shape of a sheet, and the shape of the wing is the same as or similar to the shape of the wing at the needle end of the infusion set. Silica gel or plastic materials can be adopted, the connecting part of the butterfly wing 82 and the sleeve body 81 can be thinner, the angle of the butterfly wing 82 can be freely rotated conveniently, and the holding is convenient. In the embodiment, the two sides of the catheter holder 2 are respectively fixed with the butterfly wings 42, so that the catheter holder can be conveniently held from two sides. Meanwhile, the sleeve body 81 can be rotatably sleeved on the catheter base 2 (can rotate around the axial direction of the catheter base 2), so that the angle of the butterfly wing sleeve ring can be conveniently adjusted according to the needle insertion angle.
Preferably, the catheter device further comprises a protective sleeve for accommodating the catheter, the catheter holder, the clamping tube, the luer connector, the luer three-way valve and the inner needle assembly, wherein the protective sleeve comprises a first tube body and a second tube body, and the first tube body and the second tube body are detachably connected.
Specifically, this embodiment is still equipped with the protective sleeve, and the protective sleeve is including dismantling the first body and the second body of connection. The right-hand member of first body is equipped with buckle or first screw thread, and the second body is equipped with the draw-in groove with the buckle adaptation or the second screw thread with first screw thread adaptation. The first pipe body is sleeved on the Ruhr three-way valve and the left part of the Ruhr three-way valve until the tail end of the catheter; the second tube is sleeved on the needle base and the right part of the needle base till the tail part.
Finally, it should be noted that: the above-mentioned embodiments are only specific embodiments of the present invention, and are not intended to limit the technical solution of the present invention, and the protection scope of the present invention is not limited thereto, although the present invention is described in detail with reference to the foregoing embodiments, those skilled in the art should understand that: those skilled in the art can still make modifications or changes to the technical solutions described in the foregoing embodiments, or make equivalent substitutions for some technical features, within the technical scope of the present disclosure; such modifications, changes or substitutions do not depart from the spirit and scope of the embodiments of the present invention, and they should be construed as being included therein. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.
Claims (8)
1. A Ruhr three-way valve indwelling needle with a wing for dialysis is characterized by comprising a catheter, a catheter seat, a clamping tube, a Ruhr joint, a wing sleeve ring, a Ruhr three-way valve and an inner needle assembly, wherein the right end of the catheter is connected with the left end of the catheter seat, the wing sleeve ring is rotatably sleeved on the catheter seat, the right end of the catheter seat is connected with the left end of the clamping tube, the right end of the clamping tube is connected with the left end of the Ruhr joint, and the right end of the Ruhr joint is connected with the left end of the Ruhr three-way valve; the inner needle assembly at least comprises a needle tube and a blood return part, and the right end of the needle tube is communicated with the left end of the blood return part; the left end of the needle tube sequentially penetrates through the Ruhr three-way valve, the Ruhr joint, the clamping tube, the catheter seat and the catheter.
2. The luer three-way valve indwelling needle with butterfly wing for dialysis as claimed in claim 1, wherein the clamping tube is a flexible tube and is equipped with a clamp.
3. The luer three-way valve indwelling needle with a butterfly wing for dialysis as claimed in claim 2, wherein the inner needle assembly further comprises a needle seat, and the right end of the needle seat is connected with the left end of the blood return portion.
4. The luer three-way valve indwelling needle with a butterfly wing for dialysis as claimed in claim 3, further comprising a needle-puncture preventing sheath slidably fitted over the needle tube.
5. The three-way valve indwelling needle with a butterfly wing for dialysis as claimed in claim 4, wherein the left end of the needle holder is open, and a receiving cavity for receiving the needle-prick preventing protective sleeve is arranged inside the needle holder, and the needle-prick preventing protective sleeve is located in the receiving cavity.
6. The luer three-way valve indwelling needle with a butterfly wing for dialysis as claimed in claim 1, wherein the butterfly wing lantern ring comprises a sleeve body fitted with the catheter holder and at least one butterfly wing, the butterfly wing is fixed on the side surface of the sleeve body, and the sleeve body is rotatably sleeved on the catheter holder.
7. The luer three-way valve indwelling needle with butterfly wings for dialysis as claimed in claim 6, wherein two butterfly wings are symmetrically fixed on both sides of the sheath body.
8. The luer three-way valve indwelling needle with a butterfly wing for dialysis as claimed in claim 1, further comprising a protective sleeve housing the catheter, the catheter hub, the clamping tube, the luer connector, the luer three-way valve and the inner needle assembly, wherein the protective sleeve comprises a first tube and a second tube, and the first tube and the second tube are detachably connected.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220199470.5U CN217828531U (en) | 2022-01-25 | 2022-01-25 | Ruhr three-way valve remaining needle with butterfly wing for dialysis |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220199470.5U CN217828531U (en) | 2022-01-25 | 2022-01-25 | Ruhr three-way valve remaining needle with butterfly wing for dialysis |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217828531U true CN217828531U (en) | 2022-11-18 |
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ID=84010733
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220199470.5U Active CN217828531U (en) | 2022-01-25 | 2022-01-25 | Ruhr three-way valve remaining needle with butterfly wing for dialysis |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217828531U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN118383845A (en) * | 2024-05-13 | 2024-07-26 | 安徽医科大学第二附属医院 | Hemodialysis trocar |
-
2022
- 2022-01-25 CN CN202220199470.5U patent/CN217828531U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN118383845A (en) * | 2024-05-13 | 2024-07-26 | 安徽医科大学第二附属医院 | Hemodialysis trocar |
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