CN219022633U

CN219022633U - Infusion apparatus with needle head anti-drop mechanism

Info

Publication number: CN219022633U
Application number: CN202222613609.9U
Authority: CN
Inventors: 江丕颉; 江丕骞
Original assignee: Changzhou Longli Medical Technology Co ltd
Current assignee: Changzhou Longli Medical Technology Co ltd
Priority date: 2022-09-30
Filing date: 2022-09-30
Publication date: 2023-05-16
Anticipated expiration: 2032-09-30

Abstract

The utility model discloses an infusion apparatus with a needle head anti-drop mechanism, which comprises an infusion tube, wherein a drip cup is fixedly connected to the top end position of the infusion tube, a first connecting tube is fixedly connected to the top middle position of the drip cup, a limiting disc is fixedly connected to the top position of the first connecting tube, a puncture outfit is fixedly connected to the top position of the limiting disc, a flow velocity regulator is slidingly connected to the middle position of the outer wall of the infusion tube, and a liquid medicine filter is fixedly connected to the bottom end position of the infusion tube. According to the utility model, firstly, the injection needle is opened through the needle protection sleeve, the fixing device is held, the fixing ring and the injection needle are driven to inject into the skin, the fixing sheet is torn off from the paper and is adhered to the skin by the double-sided adhesive tape, then the plastic ring is placed below the palm, and the elastic band is driven to fix the injection needle, the fixing device, the second connecting pipe and the fixing ring by pulling the limiting rod, so that the needle can be prevented from falling off.

Description

Infusion apparatus with needle head anti-drop mechanism

Technical Field

The utility model relates to the field of medical instruments, in particular to an infusion apparatus with a needle head anti-drop mechanism.

Background

Disposable transfusion system is a common medical consumable, and through aseptic treatment, a channel between vein and liquid medicine is established for intravenous transfusion. The infusion set is generally formed by connecting eight parts, namely a vein needle or an injection needle, a needle head protective cap, an infusion hose, a liquid medicine filter, a flow rate regulator, a drip cup, a bottle stopper puncture outfit, an air filter and the like, and the infusion set is also provided with an injection part, a medicine adding port and the like, and the needle head falling-preventing structure is also applied to the use process of the infusion set.

At present, the infusion apparatus is generally fixed on the back of the hand through medical adhesive tape after being inserted into a human body through an injection needle, the fixing effect is poor, the injection needle is easy to separate from the human body when the limb movement amplitude is overlarge or is pulled unintentionally, and moreover, the traditional infusion apparatus lacks a blood return prevention device, when the liquid medicine is possibly infused out quickly, the pressure intensity in a catheter is higher than the pressure intensity of a vein, and the blood return phenomenon occurs, so that the infusion apparatus needs to be improved.

Disclosure of Invention

The utility model aims to solve the defects in the prior art and provides an infusion apparatus with a needle head anti-drop mechanism.

In order to achieve the above purpose, the present utility model adopts the following technical scheme: the utility model provides an transfusion system with syringe needle anticreep mechanism, includes the transfer line, fixedly connected with drip chamber on the top end position of transfer line, fixedly connected with first connecting pipe on the top intermediate position of drip chamber, fixedly connected with limiting plate on the top position of first connecting pipe, fixedly connected with puncture ware on the top position of limiting plate, sliding connection has the velocity of flow regulator on the outer wall intermediate position of transfer line, fixedly connected with liquid medicine filter on the bottom end position of transfer line, fixedly connected with second connecting pipe on the bottom intermediate position of liquid medicine filter, be provided with solid fixed ring on the outer wall bottom position of second connecting pipe, be provided with the syringe needle on the bottom position of second connecting pipe, fixedly connected with fixing device on the outer wall left side intermediate position of solid fixed ring, fixedly connected with stationary blade on the front end position of fixing device, be provided with double faced adhesive on the rear end position of stationary blade, be provided with down the liquid mouth on the bottom intermediate position of drip chamber, be provided with the plastic ring between liquid medicine filter and the solid fixed ring, be provided with the plastic ring on the inner wall intermediate position of plastic ring and run through the inside the plastic ring, be provided with the elastic cord on the inside groove.

As a further description of the above technical solution:

the outer wall of the puncture outfit is connected with a puncture outfit protective sleeve in a sliding way.

As a further description of the above technical solution:

and an air filter penetrates through and is fixedly connected with the middle position of the left side of the first connecting pipe.

As a further description of the above technical solution:

and the inner wall of the flow velocity regulator is connected with an adjusting wheel in a sliding way.

As a further description of the above technical solution:

the outer wall of the injection needle is connected with a needle protection sleeve in a sliding way.

As a further description of the above technical solution:

and release paper is arranged at the rear end of the double-sided adhesive tape.

As a further description of the above technical solution:

the inner position of the drip cup is provided with a hollow floating ball.

As a further description of the above technical solution:

and a limiting rod is fixedly connected to the outer wall of the elastic band and is in sliding connection with the plastic ring.

The utility model has the following beneficial effects:

1. according to the utility model, firstly, the injection needle is opened through the needle protection sleeve, the fixing device is held, the fixing ring and the injection needle are driven to inject into the skin, the fixing sheet is torn off from the paper and is adhered to the skin by the double-sided adhesive tape, then the plastic ring is placed below the palm, and the elastic band is driven to fix the injection needle, the fixing device, the second connecting pipe and the fixing ring by pulling the limiting rod, so that the needle can be prevented from falling off.

2. According to the utility model, the flow rate of the liquid medicine can be regulated through the regulating wheel on the flow rate regulator on the infusion tube, so that the liquid medicine stops flowing, when a patient falls asleep or is distracted by playing with a mobile phone, the hollow floating ball is driven to descend through descending in the drip cup, and when the hollow floating ball shields the liquid outlet, the effect of preventing blood return can be achieved.

Drawings

FIG. 1 is a perspective view of an infusion set with a needle anti-disengaging mechanism according to the present utility model;

FIG. 2 is a front view of an infusion set with a needle anti-disengaging mechanism according to the present utility model;

FIG. 3 is a cross-sectional view of a drip chamber of an infusion set with a needle anti-disengaging mechanism according to the present utility model;

FIG. 4 is a schematic view of a plastic ring of an infusion set with a needle anti-drop mechanism according to the present utility model;

fig. 5 is a schematic view of a fixing device of an infusion apparatus with a needle anti-disengaging mechanism according to the present utility model.

Legend description:

1. an infusion tube; 2. puncture outfit protective sleeve; 3. a limiting disc; 4. an air filter; 5. a first connection pipe; 6. dropping a kettle; 7. a flow rate regulator; 8. an adjusting wheel; 9. a liquid medicine filter; 10. a second connection pipe; 11. a fixing ring; 12. a fixing device; 13. needle protective sleeve; 14. a hollow floating ball; 15. a liquid outlet; 16. a plastic ring; 17. a limit rod; 18. an elastic band; 19. a fixing piece; 20. double faced adhesive tape; 21. release paper; 22. a puncture outfit; 23. an injection needle; 24. and a limit groove.

Detailed Description

The following description of the embodiments of the present utility model 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 utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

In the description of the present utility model, it should be noted that, directions or positional relationships indicated by terms such as "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., are based on directions or positional relationships shown in the drawings, are merely for convenience of description and simplification of description, and do not indicate or imply that the apparatus or element to be referred to must have a specific direction, be constructed and operated in the specific direction, and thus should not be construed as limiting the present utility model; the terms "first," "second," "third," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying relative importance, and furthermore, unless explicitly specified and limited otherwise, the terms "mounted," "connected," "coupled," and the like are to be construed broadly, and may be fixedly coupled, detachably coupled, or integrally coupled, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.

Referring to fig. 1-5, one embodiment provided by the present utility model is: the utility model provides an transfusion system with syringe needle anticreep mechanism, including transfer line 1, fixedly connected with drip cup 6 on the terminal end position in top of transfer line 1, fixedly connected with first connecting tube 5 on the top intermediate position of drip cup 6, fixedly connected with limiting plate 3 on the top position of first connecting tube 5, fixedly connected with puncture ware 22 on the top position of limiting plate 3, sliding connection has velocity regulator 7 on the outer wall intermediate position of transfer line 1, fixedly connected with liquid medicine filter 9 on the terminal end position in bottom of transfer line 1, fixedly connected with second connecting tube 10 on the bottom intermediate position of liquid medicine filter 9, be provided with solid fixed ring 11 on the outer wall bottom position of second connecting tube 10, be provided with syringe needle 23 on the bottom position of second connecting tube 10, fixedly connected with fixing device 12 on the outer wall left intermediate position of solid fixed ring 11, fixedly connected with stationary blade 19 on the front end position of fixing device 12, be provided with double faced adhesive 20 on the rear end position of stationary blade 19, be provided with liquid outlet 15 on the bottom intermediate position of drip cup 6, be provided with plastic ring 16 between liquid medicine filter 9 and the solid fixed ring 11, fixedly connected with syringe needle 16 on the bottom intermediate position of plastic ring 16 and be provided with syringe needle 13 at first, syringe needle 13 is held out to the fixed ring 16 through the fixed ring 16, syringe needle that is passed through the fixed ring 23 on the fixed ring 16 is passed through to the fixed ring 13, the fixed ring of syringe needle 13 is opened to the fixed ring 12, the syringe needle is passed through to the fixed ring 13, the syringe needle is fixed needle is passed through to the fixed ring 13, the syringe needle is opened through the inside the fixed ring is opened through the fixed ring 13, and is fixed needle 13.

The outer wall of the puncture outfit 22 is connected with the puncture outfit protective sleeve 2 in a sliding way, the middle position on the left side of the first connecting pipe 5 is penetrated and fixedly connected with the air filter 4, the inner wall of the flow speed regulator 7 is connected with the regulating wheel 8 in a sliding way, the outer wall of the injection needle 23 is connected with the needle protective sleeve 13 in a sliding way, the rear end of the double faced adhesive tape 20 is provided with the release paper 21, the inner position of the drip cup 6 is provided with the hollow floating ball 14, the outer wall of the elastic tape 18 is fixedly connected with the limit rod 17 and the limit rod 17 is connected with the plastic ring 16 in a sliding way, when in use, the puncture outfit 22 is opened through the puncture outfit protective sleeve 2, the puncture is carried out on the bottom of the infusion bottle through the puncture outfit 22, the puncture outfit 22 is prevented from penetrating the bottom of the infusion bottle through the limit disc 3, the air in the infusion liquid medicine can be filtered through the air filter 4 on the first connecting pipe 5, the liquid medicine enters the drip cup 6 through the first connecting pipe 5, the liquid medicine floats on the liquid medicine in the drip cup 6, the liquid medicine enters the infusion tube 1 through the liquid outlet 15, the liquid medicine enters the liquid medicine filter 9 through the infusion tube 1, the liquid medicine is filtered, the liquid medicine enters the second connecting pipe 10 through the liquid medicine filter 9, the liquid medicine enters the injection needle 23 through the second connecting pipe 10, the flow rate of the liquid medicine can be regulated through the regulating wheel 8 on the flow rate regulator 7 on the infusion tube 1, the liquid medicine stops flowing, the injection needle 23 is opened through the needle protecting sleeve 13, the fixing ring 11 and the injection needle 23 are driven to inject into the skin through the holding fixing device 12, the fixing piece 19 is stuck on the skin through the double faced adhesive tape 20 by tearing the release paper 21, then the plastic ring 16 is placed below the palm, the elastic belt 18 is driven to the injection needle 23 through pulling the limiting rod 17, the fixing device 12, the second connecting pipe 10 and the fixed ring 11 are fixed, when a patient falls asleep or is distracted by playing with a mobile phone, the hollow floating ball 14 is driven to descend through descending in the drip cup 6, when the hollow floating ball 14 shields the liquid outlet 15, the effect of preventing blood return can be achieved, and the plastic ring 16 can be used for changing different infusion sets through the limiting groove 24.

Working principle: during the use, open puncture ware 22 through puncture ware protective sheath 2, puncture the transfusion bottle bottom through puncture ware 22, can prevent through spacing dish 3 that puncture ware 22 from passing the transfusion bottle bottom, can filter the air in the liquid medicine through air cleaner 4 on the first connecting pipe 5, the liquid medicine gets into drip cup 6 through first connecting pipe 5, the liquid medicine is in drip cup 6, hollow floater 14 floats on the liquid medicine, the liquid medicine gets into transfer line 1 through liquid outlet 15, the liquid medicine gets into liquid medicine filter 9 through transfer line 1, filter the liquid medicine, liquid medicine through liquid medicine filter 9 gets into second connecting pipe 10, get into injection syringe needle 23 through second connecting pipe 10, can adjust the liquid medicine velocity of flow through regulating wheel 8 on the velocity regulator 7 on transfer line 1, make the liquid medicine stop flowing, open injection syringe needle 23 through syringe needle protective sheath 13, through holding fixing device 12, drive solid fixed ring 11 and injection syringe needle 23 to the skin, stationary blade 19 is glued on the skin with double faced adhesive 20 through tearing release paper 21, then put plastic ring 16 in the palm below, drive limit lever 17, can fall to the hollow floater 14 when the hollow floater is fixed through hollow floater 14 when the hollow floater 12 is fixed at the same time of drip cup 14, can not falling down at the hollow floater 14 through the fixed ring 16 when the draw limit lever 17, can take place the hollow floater 1, can take down the hollow floater 14 through the hollow floater is fixed at the time of the hollow syringe 16.

Finally, it should be noted that: the foregoing description is only illustrative of the preferred embodiments of the present utility model, and although the present utility model has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described, or equivalents may be substituted for elements thereof, and any modifications, equivalents, improvements or changes may be made without departing from the spirit and principles of the present utility model.

Claims

1. An infusion apparatus with a needle head anti-drop mechanism comprises an infusion tube (1), and is characterized in that: the infusion tube is characterized in that a drip cup (6) is fixedly connected to the top end position of the infusion tube (1), a first connecting pipe (5) is fixedly connected to the middle position of the top of the drip cup (6), a limiting disc (3) is fixedly connected to the top position of the first connecting pipe (5), a puncture outfit (22) is fixedly connected to the top position of the limiting disc (3), a flow speed regulator (7) is slidingly connected to the middle position of the outer wall of the infusion tube (1), a liquid medicine filter (9) is fixedly connected to the bottom end position of the infusion tube (1), a second connecting pipe (10) is fixedly connected to the middle position of the bottom of the liquid medicine filter (9), a fixing ring (11) is arranged at the bottom position of the outer wall of the second connecting pipe (10), a fixing device (12) is fixedly connected to the middle position of the left side of the outer wall of the fixing ring (11), a fixing piece (19) is fixedly connected to the front end position of the fixing piece (12), a plastic drip cup (16) is arranged between the bottom of the drip cup (9) and the liquid medicine filter (16), the middle position of the inner wall of the plastic ring (16) is penetrated and provided with a limiting groove (24), and the inner position of the plastic ring (16) is provided with an elastic band (18).

2. An infusion set with needle fall-off prevention mechanism according to claim 1, wherein: the outer wall of the puncture outfit (22) is connected with a puncture outfit protective sleeve (2) in a sliding way.

3. An infusion set with needle fall-off prevention mechanism according to claim 1, wherein: an air filter (4) penetrates through and is fixedly connected to the middle position of the left side of the first connecting pipe (5).

4. An infusion set with needle fall-off prevention mechanism according to claim 1, wherein: an adjusting wheel (8) is connected to the inner wall of the flow speed regulator (7) in a sliding way.

5. An infusion set with needle fall-off prevention mechanism according to claim 1, wherein: the outer wall of the injection needle (23) is connected with a needle protection sleeve (13) in a sliding way.

6. An infusion set with needle fall-off prevention mechanism according to claim 1, wherein: and release paper (21) is arranged at the rear end of the double faced adhesive tape (20).

7. An infusion set with needle fall-off prevention mechanism according to claim 1, wherein: the inner position of the drip cup (6) is provided with a hollow floating ball (14).

8. An infusion set with needle fall-off prevention mechanism according to claim 1, wherein: the outer wall of the elastic band (18) is fixedly connected with a limiting rod (17), and the limiting rod (17) is in sliding connection with the plastic ring (16).