CN213158469U

CN213158469U - Remaining needle with positive pressure joint

Info

Publication number: CN213158469U
Application number: CN202021203989.3U
Authority: CN
Inventors: 邱丽; 徐艺霞; 江进
Original assignee: Guangan Peoples Hospital
Current assignee: Guangan Peoples Hospital
Priority date: 2020-06-24
Filing date: 2020-06-24
Publication date: 2021-05-11
Anticipated expiration: 2030-06-24

Abstract

The utility model provides a keep somewhere needle of area malleation joint belongs to medical instrument technical field. The indwelling needle with the positive pressure joint comprises an indwelling needle assembly and a positive pressure joint, wherein one end of the indwelling needle assembly is fixedly communicated with the positive end of the positive pressure joint, and the antifouling device comprises a first antifouling assembly, a second antifouling barrel, a transfusion part and an antifouling cap assembly; when the negative end of positive pressure joint is antifouling, alright through handheld antifouling a section of thick bamboo of second rotatory cover of first antifouling subassembly at the outer wall of the negative end of positive pressure joint, then through infusion spare to the inside medical alcohol that injects of stock solution chamber, then to the inside medical alcohol that injects of antifouling cap subassembly again for the negative end that the malleation connects is in one by the airtight space that medical alcohol surrounds, makes the negative end contaminated possibility that the malleation connects less.

Description

Remaining needle with positive pressure joint

Technical Field

The utility model relates to the field of medical equipment, particularly, relate to a take malleation to connect keep somewhere needle.

Background

The positive pressure connector of the current common medical indwelling needle needs to be continuously indwelling for seven days, during the period, the interface of the positive pressure connector needs to be carefully cared, otherwise, the positive pressure connector is easily polluted.

Medical personnel have adopted aseptic gauze parcel malleation joint's interface more for a long time to prevent that malleation joint's interface from being polluted, but aseptic gauze's leakproofness is relatively poor, can not effectually prevent that malleation joint's interface and external air from contacting, and this makes malleation joint's the polluted possibility of interface higher.

SUMMERY OF THE UTILITY MODEL

In order to make up the defects, the utility model provides an indwelling needle with a positive pressure joint, aiming at solving the problem of high possibility of pollution.

The utility model discloses a realize like this:

the utility model provides a keep somewhere needle that area malleation connects, including keeping somewhere device and antifouling device.

The indwelling device comprises an indwelling needle assembly and a positive pressure joint, wherein one end of the indwelling needle assembly is fixedly communicated with the positive end of the positive pressure joint.

Antifouling device includes first antifouling subassembly, the antifouling section of thick bamboo of second, infusion piece and antifouling cap subassembly, one side screw thread of first antifouling subassembly cup joint in the outer wall of malleation joint negative end, the outer wall of first antifouling subassembly is even has seted up a plurality of through-hole, the antifouling section of thick bamboo of second is fixed cup joint in the outer wall of first antifouling subassembly one side, the antifouling section of thick bamboo of second with be provided with the stock solution chamber between the first antifouling subassembly, a plurality of the one end of through-hole all with the stock solution chamber is linked together, the one end of infusion piece is fixed run through in the antifouling section of thick bamboo of second, the one end of infusion piece with the stock solution chamber is linked together, antifouling cap subassembly screw thread cup joint in the outer wall of first antifouling subassembly opposite side.

In an embodiment of the present invention, the first anti-fouling component includes a first anti-fouling cylinder and a first water absorbing member, a plurality of through holes are uniformly formed on the wall of the first anti-fouling cylinder, the first water absorbing member is connected to the inner wall of the first anti-fouling cylinder, the outer wall of the first water absorbing member is communicated with the plurality of through holes, one side thread of the first anti-fouling cylinder is sleeved on the outer wall of the positive pressure joint negative end, and the first water absorbing member is attached to the outer wall of the positive pressure joint negative end.

The utility model discloses an in one embodiment, the infusion piece includes first feed liquor pipe and first stifled cap, the fixed one end of first feed liquor pipe run through in the barrel of the antifouling section of thick bamboo of second, the liquid outlet of first feed liquor pipe with the stock solution chamber is linked together, first stifled cap with first feed liquor pipe links to each other, first stifled cap with the inlet of first feed liquor pipe corresponds the setting.

In an embodiment of the present invention, the dirt-proof cap assembly includes a dirt-proof barrel, a second water absorbing member and a second liquid inlet pipe, the second water absorbing member is connected to the inner wall of one side of the dirt-proof barrel, the other side of the dirt-proof barrel is screwed to the outer wall of one side of the first dirt-proof barrel, the liquid outlet of the second liquid inlet pipe is fixedly connected to one side of the second water absorbing member, and the liquid outlet of the second liquid inlet pipe is connected to the second water absorbing member.

In an embodiment of the present invention, a supporting plate is connected to an outer wall of the second anti-fouling barrel, and a first rubber pad is disposed on a surface of the supporting plate away from the second anti-fouling barrel.

The utility model discloses an in one embodiment, second feed liquor pipe is kept away from the one end of antifouling bucket is connected with the stifled cap of second, the stifled cap of second with the inlet of second feed liquor pipe corresponds the setting.

The utility model discloses an in an embodiment, still include fixing device, fixing device includes first fixed band and second fixed band, the one end of first fixed band with the outer wall fixed connection of the antifouling section of thick bamboo of second, the one end of second fixed band with the outer wall fixed connection of the antifouling section of thick bamboo of second, the one side of second fixed band with the one side of first fixed band corresponds the setting each other.

The utility model discloses an in the embodiment, the hook and loop face is connected to the one side of first fixed band, the one side of second fixed band is connected with magic tape matt surface, magic tape matt surface with hook and loop face corresponds the setting each other.

The utility model discloses an in an embodiment, first fixed band is kept away from the one side that the hook face was pasted to the magic is provided with the second rubber pad, the second fixed band is provided with the hair face is pasted to the magic also is provided with the second rubber pad.

In an embodiment of the present invention, the first fixing band, the second fixing band and the second rubber pad have all been provided with air holes.

The utility model has the advantages that: the utility model discloses a take needle of keeping somewhere of malleation joint that the above-mentioned design obtained, when needing the infusion, insert the needle subassembly of keeping somewhere earlier into patient's health, then communicate with the negative end of malleation joint with external transfer line, after the infusion is accomplished, when needing to adjust the negative end antifouling of malleation joint, alright through handheld second antifouling section of thick bamboo rotatory cover the outer wall of the negative end of malleation joint first antifouling subassembly, then inject medical alcohol into the liquid storage cavity through the infusion piece, the medical alcohol that gets into the liquid storage cavity inside can be absorbed by first antifouling subassembly through a plurality of through-holes, just block up the infusion piece after filling up the liquid storage cavity, then pour into medical alcohol into the interior of antifouling cap subassembly again, can block up the antifouling cap subassembly when antifouling cap subassembly is not absorbing medical alcohol, when needing to infuse once more, only need to pull down antifouling cap subassembly alright, make the negative end of malleation joint in an airtight space that is surrounded by medical alcohol, so that the female end of the positive pressure fitting is less likely to be contaminated.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are required to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention, and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained according to the drawings without inventive efforts.

FIG. 1 is a schematic view of the overall structure of an indwelling needle with a positive pressure connector according to an embodiment of the present invention;

fig. 2 is a schematic structural view of an indwelling device according to an embodiment of the present invention;

fig. 3 is a schematic structural diagram of an anti-fouling device according to an embodiment of the present invention;

fig. 4 is a schematic structural diagram of a first anti-fouling assembly according to an embodiment of the present invention;

FIG. 5 is a schematic view of the structure of the infusion part according to the embodiment of the present invention;

FIG. 6 is a schematic structural view of an embodiment of the antifouling cap assembly of the present invention;

fig. 7 is a schematic structural view of a fixing device according to an embodiment of the present invention.

In the figure: 100-an indwelling device; 110-an indwelling needle assembly; 120-positive pressure joint; 200-an antifouling device; 210-a first anti-fouling component; 211-a first anti-fouling cartridge; 2111-a through hole; 212-a first absorbent member; 220-a second anti-fouling cylinder; 230-an infusion part; 231-a first liquid inlet pipe; 232-a first blocking cap; 240-a dirt cap assembly; 241-antifouling barrel; 242 — a second absorbent member; 243-a second liquid inlet pipe; 2431-a second closure cap; 250-a liquid storage cavity; 260-a support plate; 270-a first rubber pad; 300-a fixture; 310-a first securing strap; 320-a second securing strap; 330-hook and loop fastener surface; 340-magic tape matt surface; 350-second rubber pad.

Detailed Description

To make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the drawings of the embodiments of the present invention are combined to clearly and completely describe the technical solutions of the embodiments of the present invention, 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 work belong to the protection scope of the present invention.

Thus, the following detailed description of the embodiments of the present invention, presented in the accompanying drawings, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the 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.

It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and to simplify the description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally formed; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

In the present disclosure, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may comprise direct contact between the first and second features, or may comprise contact between the first and second features not directly. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.

Examples

Referring to fig. 1, the present invention provides an indwelling needle with a positive pressure connector, which comprises an indwelling device 100 and an anti-fouling device 200.

Wherein indwelling device 100 is in contact with the patient and antifouling device 200 is attached to indwelling device 100 and antifouling device 200 is used to prevent contamination.

Referring to fig. 2, indwelling device 100 includes indwelling needle assembly 110 and positive pressure connector 120, and one end of indwelling needle assembly 110 is fixedly connected to the male end of positive pressure connector 120.

Referring to fig. 1, 3, 4, 5 and 6, the anti-fouling device 200 includes a first anti-fouling assembly 210, a second anti-fouling barrel 220, a transfusion member 230 and an anti-fouling cap assembly 240, wherein one side of the first anti-fouling assembly 210 is screwed on the outer wall of the negative end of the positive pressure joint 120, the outer wall of the first anti-fouling assembly 210 is uniformly provided with a plurality of through holes 2111, the first anti-fouling assembly 210 includes a first anti-fouling barrel 211 and a first water absorbing member 212, the barrel wall of the first anti-fouling barrel 211 is uniformly provided with a plurality of through holes 2111, the first water absorbing member 212 is connected to the inner wall of the first anti-fouling barrel 211, the first water absorbing member 212 is fastened to the inner wall of the first anti-fouling barrel 211 and is convenient to replace, the outer wall of the first water absorbing member 212 is communicated with the plurality of through holes 2111, the first water absorbing member 212 is a medical sponge, one side of the first anti-fouling barrel 211 is screwed on the outer wall of the negative end of the positive pressure joint 120, one side of the, when the anti-fouling device is used, the first anti-fouling cylinder 211 can be sleeved on the outer wall of the female end of the positive pressure joint 120, the first water absorbing piece 212 is attached to the outer wall of the female end of the positive pressure joint 120, and the first water absorbing piece 212 is cylindrical.

In this embodiment, the second anti-fouling cylinder 220 is fixedly sleeved on the outer wall of one side of the first anti-fouling assembly 210 through glue, the glue has good bonding capability on one hand, the glue has good sealing performance and light weight on the other hand, a liquid storage cavity 250 is arranged between the second anti-fouling cylinder 220 and the first anti-fouling assembly 210, the outer wall of the second anti-fouling cylinder 220 is connected with a supporting plate 260, a first rubber pad 270 is arranged on one side of the supporting plate 260 away from the second anti-fouling cylinder 220 and is used for being connected with the skin of a patient, the rubber has good flexibility and cannot irritate the skin of the patient, one end of each of the plurality of through holes 2111 is communicated with the liquid storage cavity 250, one end of the infusion member 230 is fixedly penetrated through the second anti-fouling cylinder 220, one end of the infusion member 230 is communicated with the liquid storage cavity, the fixed barrel that runs through in the antifouling section of thick bamboo 220 of second of one end of first feed liquor pipe 231, the liquid outlet and the stock solution chamber 250 of first feed liquor pipe 231 are linked together, accessible first feed liquor pipe 231 pours into medical alcohol into stock solution chamber 250 into, can be absorbed by first water absorption piece 212 through a plurality of through-hole 2111 after medical alcohol gets into stock solution chamber 250, because first water absorption piece 212 laminates with the outer wall of the positive pressure joint 120 negative end mutually, and then make the negative end of positive pressure joint 120 surrounded by medical alcohol, thereby effectual negative end and the external world that will positive pressure joint 120 keep apart and come, first stifled cap 232 links to each other with first feed liquor pipe 231, first stifled cap 232 corresponds the setting with the inlet of first feed liquor pipe 231, be used for blockking up the inlet, alright use first stifled cap 232 to block up the inlet in order to prevent that medical alcohol from outflowing after stock solution chamber 250 fills up.

In the present application, the anti-fouling cap assembly 240 is threadedly sleeved on the outer wall of the other side of the first anti-fouling assembly 210, the anti-fouling cap assembly 240 includes an anti-fouling barrel 241, a second water absorbing member 242 and a second liquid inlet pipe 243, the second water absorbing member 242 is connected to the inner wall of one side of the anti-fouling barrel 241, the second water absorbing member 242 is fastened to the inner wall of one side of the anti-fouling barrel 241 and is convenient to replace, the second water absorbing member 242 is a medical sponge, the other side of the anti-fouling barrel 241 is threadedly sleeved on the outer wall of one side of the first anti-fouling barrel 211 for disassembly, when transfusion is required, the anti-fouling barrel 241 can be disassembled and then the transfusion tube can be communicated with the negative end of the positive pressure connector 120, the liquid outlet of the second liquid inlet pipe 243 is fixedly penetrated through one side of the anti-fouling barrel 241 connected with the second water absorbing member 242, the liquid outlet of the second liquid inlet pipe 243 is connected with the second water absorbing member 242, medical alcohol can be injected into the second water absorbing member 242 through the second liquid inlet pipe 243, one end, the second plug cap 2431 is disposed corresponding to the liquid inlet of the second liquid inlet pipe 243, and after the medical alcohol is injected into the second water absorption member 242, the second liquid inlet pipe 243 is plugged by the second plug cap 2431, so that the negative end of the positive pressure joint 120 is located in a sealed cavity surrounded by the medical alcohol.

Referring to fig. 7, the indwelling needle with the positive pressure joint further includes a fixing device 300 for fixing the anti-fouling device 200 on the body of the patient, and after the anti-fouling device 200 is sleeved on the negative end of the positive pressure joint 120, the anti-fouling device 200 can be fixed on the body of the patient by the fixing device 300, the fixing device 300 includes a first fixing band 310 and a second fixing band 320, both the first fixing band 310 and the second fixing band 320 are elastic bands, one end of the first fixing band 310 is fixedly connected with the outer wall of the second anti-fouling cylinder 220 by glue, one end of the second fixing band 320 is fixedly connected with the outer wall of the second anti-fouling cylinder 220 by glue, the first fixing band 310 and the second fixing band 320 are symmetrically arranged, one surface of the second fixing band 320 corresponds to one surface of the first fixing band 310, magic tape hook face 330 is connected to the one side of first fixed band 310, the one side of second fixed band 320 is connected with magic tape matte surface 340, magic tape matte surface 340 corresponds the setting with magic tape hook face 330 each other, magic tape matte surface 340 bonds with magic tape hook face 330 mutually, the one side that first fixed band 310 kept away from magic tape hook face 330 is provided with second rubber pad 350, second fixed band 320 is provided with magic tape matte surface 340 and also is provided with second rubber pad 350, rubber is comparatively soft can not cause amazing to patient's skin, first fixed band 310, bleeder vent has all been seted up to second fixed band 320 and second rubber pad 350, be used for ventilative.

Specifically, the working principle of the indwelling needle with the positive pressure connector is as follows: when transfusion is required, the indwelling needle assembly 110 is inserted into the body of a patient, then the negative end of the positive pressure joint 120 is communicated with an external transfusion tube, after transfusion is finished, when the negative end of the positive pressure joint 120 needs to be prevented from being polluted, the first antifouling cylinder 211 is rotatably sleeved on the outer wall of the negative end of the positive pressure joint 120 through the handheld second antifouling cylinder 220, then medical alcohol is injected into the liquid storage cavity 250 through the first liquid inlet pipe 231, the medical alcohol entering the liquid storage cavity 250 is absorbed by the first water absorbing part 212 through the plurality of through holes 2111, after the liquid storage cavity 250 is filled, the first liquid inlet pipe 231 can be blocked by the first blocking cap 232, then medical alcohol is injected into the second water absorbing part 242 through the second liquid inlet pipe 243, when the second water absorbing part 242 does not absorb the medical alcohol, the second liquid inlet pipe 243 can be blocked by the second blocking cap 2431, and then the magic tape burr surface 340 is bonded with the magic tape hook surface 330 to fix the antifouling device 200, when transfusion is needed again, only the antifouling barrel 241 needs to be detached, and after transfusion is completed again, only the antifouling barrel 241 needs to be sleeved on the surface of one side of the first antifouling barrel 211 in a rotating mode, so that the negative end of the positive pressure connector 120 is located in a closed space surrounded by medical alcohol, and the possibility that the negative end of the positive pressure connector 120 is polluted is low.

The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. 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. An indwelling needle with a positive pressure joint, which is characterized by comprising

The indwelling device (100) comprises an indwelling needle assembly (110) and a positive pressure joint (120), wherein one end of the indwelling needle assembly (110) is fixedly communicated with the positive end of the positive pressure joint (120);

the anti-fouling device (200) comprises a first anti-fouling assembly (210), a second anti-fouling barrel (220), a transfusion member (230) and an anti-fouling cap assembly (240), wherein one side of the first anti-fouling assembly (210) is in threaded sleeve connection with the outer wall of the negative end of the positive pressure joint (120), the outer wall of the first anti-fouling assembly (210) is uniformly provided with a plurality of through holes (2111), the second anti-fouling barrel (220) is fixedly sleeved on the outer wall of one side of the first anti-fouling assembly (210), a liquid storage cavity (250) is arranged between the second anti-fouling barrel (220) and the first anti-fouling assembly (210), one end of each through hole (2111) is communicated with the liquid storage cavity (250), one end of the transfusion member (230) is fixedly penetrated through the second anti-fouling barrel (220), one end of the transfusion member (230) is communicated with the liquid storage cavity (250), the anti-fouling cap component (240) is sleeved on the outer wall of the other side of the first anti-fouling component (210) in a threaded manner.

2. The indwelling needle with the positive pressure connector according to claim 1, wherein the first anti-fouling component (210) comprises a first anti-fouling barrel (211) and a first water absorbing member (212), the wall of the first anti-fouling barrel (211) is uniformly provided with a plurality of through holes (2111), the first water absorbing member (212) is connected to the inner wall of the first anti-fouling barrel (211), the outer wall of the first water absorbing member (212) is communicated with the plurality of through holes (2111), one side of the first anti-fouling barrel (211) is in threaded sleeve connection with the outer wall of the negative end of the positive pressure connector (120), and the first water absorbing member (212) is attached to the outer wall of the negative end of the positive pressure connector (120).

3. The indwelling needle with a positive pressure connector according to claim 1, wherein the infusion member (230) comprises a first liquid inlet pipe (231) and a first blocking cap (232), one end of the first liquid inlet pipe (231) is fixed to penetrate through the cylinder of the second anti-fouling cylinder (220), the liquid outlet of the first liquid inlet pipe (231) is communicated with the liquid storage cavity (250), the first blocking cap (232) is connected with the first liquid inlet pipe (231), and the first blocking cap (232) is arranged corresponding to the liquid inlet of the first liquid inlet pipe (231).

4. The indwelling needle with positive pressure connection according to claim 2, wherein the dirt-proof cap assembly (240) comprises a dirt-proof barrel (241), a second water absorbing part (242) and a second liquid inlet pipe (243), the second water absorbing part (242) is connected to the inner wall of one side of the dirt-proof barrel (241), the other side of the dirt-proof barrel (241) is in threaded sleeve connection with the outer wall of one side of the first dirt-proof barrel (211), the liquid outlet of the second liquid inlet pipe (243) is fixedly penetrated through the side of the dirt-proof barrel (241) connected with the second water absorbing part (242), and the liquid outlet of the second liquid inlet pipe (243) is connected with the second water absorbing part (242).

5. The indwelling needle with positive pressure joint according to claim 1, wherein a support plate (260) is connected to the outer wall of the second anti-fouling barrel (220), and a first rubber pad (270) is arranged on the surface of the support plate (260) far away from the second anti-fouling barrel (220).

6. The indwelling needle with the positive pressure connector according to claim 4, wherein a second blocking cap (2431) is connected to one end of the second liquid inlet pipe (243) far away from the dirt-proof barrel (241), and the second blocking cap (2431) is arranged corresponding to the liquid inlet of the second liquid inlet pipe (243).

7. The indwelling needle with a positive pressure joint according to claim 1, further comprising a fixing device (300), wherein the fixing device (300) comprises a first fixing band (310) and a second fixing band (320), one end of the first fixing band (310) is fixedly connected with the outer wall of the second anti-fouling cylinder (220), one end of the second fixing band (320) is fixedly connected with the outer wall of the second anti-fouling cylinder (220), and one surface of the second fixing band (320) and one surface of the first fixing band (310) are arranged corresponding to each other.

8. The indwelling needle with the positive pressure joint according to claim 7, wherein a hook and loop fastener surface (330) is connected to one surface of the first fixing strap (310), a hook and loop fastener surface (340) is connected to one surface of the second fixing strap (320), and the hook and loop fastener surface (340) and the hook and loop fastener surface (330) are disposed corresponding to each other.

9. The indwelling needle with positive pressure joint according to claim 8, wherein the first fixing strap (310) is provided with a second rubber pad (350) on the side away from the hook-and-loop fastener surface (330), and the second fixing strap (320) is provided with the hook-and-loop fastener matte surface (340) and the second rubber pad (350).

10. The indwelling needle with the positive pressure joint according to claim 9, wherein the first fixing strap (310), the second fixing strap (320) and the second rubber pad (350) are all provided with air holes.