CN214970278U - Remaining needle - Google Patents

Abstract

The utility model belongs to the technical field of medical equipment, in particular to an indwelling needle, which comprises a catheter, a needle tube is fixedly arranged in the catheter port, the front end of the needle tube extends to the outside of the catheter, the left and right side walls of the catheter port are respectively and fixedly provided with a limiting block, the outer side walls of the front and the back ends of the catheter are respectively and fixedly connected with a fixing strip which is distributed left and right, a connecting tube is fixedly arranged in the catheter, one end of the connecting tube is communicated with the back end of the needle tube, the upper end surface of the catheter is provided with an observation window, the upper end surface of the catheter is fixedly provided with an injection part, the injection part is positioned in front of the observation window, so that the catheter and the needle tube are stably fixed through four medical adhesive tapes and two limiting blocks, the needle tube and the catheter are prevented from shaking or dropping when a patient wears clothes or moves, and medicines are injected through the needle hole of the injector inserted into the inner sealing plug through a fine micropore, thereby achieving the effect of facilitating the addition of the medicine into the catheter by the syringe of the doctor.

Description

Remaining needle

Technical Field

The utility model relates to the technical field of medical equipment, concretely relates to keep somewhere needle.

Background

In modern medical treatment, the use of remaining needle can reduce the misery that the infant caused because of relapse venipuncture and the fear of making a needle, alleviate the irritated mood of the head of a family, the clinical medicine of being convenient for, urgent, critical patient's rescue is used medicine, alleviate nurse's work load, it is painful to reduce the infant, therefore the vein is left the needle and is being widely used in clinic, in the face of this special colony of infant, the length of vein is left the needle and is left the most concern problem of nurse and head of a family with the comfort of infant, also be the prerequisite of keeping somewhere the sign and popularization that the needle was used successfully.

However, the existing indwelling needle often has some inconvenient places, for example, doctors fix the indwelling needle tube on the skin of patients by using medical adhesive tapes, and when the patients move or change clothes, if the indwelling needle tube is not firmly fixed, the indwelling needle tube can shake or fall off, thereby affecting the transfusion of the patients.

SUMMERY OF THE UTILITY MODEL

In order to solve the problems in the background art, the utility model provides an indwelling needle which has the characteristics of stably fixing a catheter and a needle tube and facilitating the addition of medicine into the catheter by a doctor injector.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a keep somewhere needle, includes the pipe, the inside fixed mounting of pipe port has the needle tubing, the front end of needle tubing extends to the outside of pipe, the equal fixed mounting in left and right sides wall of pipe port has the stopper, the fixed strip that distributes about the equal fixedly connected with of lateral wall at both ends around the pipe, the inside fixed mounting of pipe has the connecting pipe, the one end of connecting pipe and the rear end intercommunication of needle tubing, the up end of pipe is provided with the observation window, the up end fixed mounting of pipe has injection portion, injection portion is located the rear of observation window, the internally mounted of injection portion has the injection syringe, the inside from the back of injection syringe to preceding fixed mounting in proper order has cotton piece of fungus separation and sealing plug.

In order to fix the catheter conveniently, as the utility model relates to an it is preferred, four to keep somewhere the needle the fixed strip is soft plastics material, four the equal fixed mounting of bottom face of fixed strip has medical gluey subsides, four the bottom face of medical gluey subsides all laminates there is the protection film.

In order to avoid the needle tubing to take place to rock, as the utility model relates to a keep somewhere needle preferred, two the bottom face of stopper all is provided with anti-skidding line and is the silica gel material.

In order to facilitate the injection of the medicine into the body of the patient, as the utility model relates to an indwelling needle is preferred, the one end that the needle tubing was kept away from to the connecting pipe communicates with the injection tube.

In order to facilitate the syringe to inject the medicine and avoid damaging the bacteria-isolating cotton sheet, the utility model relates to an indwelling needle is preferred, the rear end face of the bacteria-isolating cotton sheet is run through the tiny holes which are provided with a plurality of uniform distributions.

As the utility model relates to a preferable of remaining needle, the observation window is the concave-convex lens, in order to make things convenient for the doctor to observe the condition of blood back flow and the injection condition of medicine.

Compared with the prior art, the beneficial effects of the utility model are that:

1. according to the indwelling needle, the needle tube is inserted into blood of a patient to perform infusion, then the catheter is pressed to be in contact with the skin of the patient, the protective films of the four medical stickers are respectively torn off, and the four medical stickers are respectively tightly attached to the skin, so that the catheter and the needle tube are conveniently fixed, the positions of the needle tube are further fixed by the two limiting blocks, and the needle tube and the catheter are prevented from shaking or falling off when the patient wears clothes or moves;

2. according to the indwelling needle, external dust and bacteria are isolated by the bacteria isolating cotton sheet, so that the bacteria are prevented from entering the catheter, and when medicine is added into the catheter after infusion is finished, a needle hole of the injector is inserted into the sealing plug through the fine micro hole to inject the medicine, so that the effect of conveniently adding the medicine into the catheter by a doctor is achieved;

to sum up, this kind of needle of keeping somewhere through four medical glues pastes and two stoppers, carries out stable fixed with pipe and needle tubing, avoids the patient when dressing or activity, and needle tubing and pipe take place to rock or drop, and the pinhole of syringe inserts the sealing plug through the micropore and injects the medicine to reach the effect that makes things convenient for the doctor's syringe to add the medicine in the guide tube.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:

FIG. 1 is a top view of the structure of an indwelling needle according to the present invention;

FIG. 2 is a top sectional view of an indwelling needle according to the present invention;

figure 3 is a rear perspective view of the injection section of figure 1 according to the present invention.

In the figure, 1, a catheter; 2. a needle tube; 3. a limiting block; 4. a fixing strip; 401. medical adhesive plaster; 5. an observation window; 6. a connecting pipe; 7. an injection part; 701. an injection tube; 702. a sealing plug; 8. a bacterium isolation cotton sheet; 801. fine pores.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

In the description of the present invention, it is to be understood that the terms "length", "width", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on those shown in the drawings, and are merely for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention. In addition, in the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.

Referring to fig. 1-3, the present invention provides the following technical solutions: the utility model provides an indwelling needle, including pipe 1, the inside fixed mounting of 1 port of pipe has needle tubing 2, the front end of needle tubing 2 extends to the outside of pipe 1, the equal fixed mounting of the left and right sides wall of 1 port of pipe has stopper 3, the fixed strip 4 that distributes about the equal fixedly connected with of lateral wall at both ends around 1 pipe, the inside fixed mounting of pipe 1 has connecting pipe 6, the one end of connecting pipe 6 and the rear end intercommunication of needle tubing 2, the up end of pipe 1 is provided with observation window 5, the up end fixed mounting of pipe 1 has injection portion 7, injection portion 7 is located the rear of observation window 5, the internally mounted of injection portion 7 has injection pipe 701, the inside from back to the preceding fixed mounting in proper order of injection pipe 701 has cotton piece 8 and sealing plug 702 of isolating bacteria.

In this embodiment: insert needle tubing 2 in patient's blood, transfuse, press down pipe 1 after that and make pipe 1 and patient's skin contact, four fixed strips 4 make things convenient for the doctor to fix pipe 1's position, avoid the doctor to make a round trip to take medical adhesive tape and fix pipe 1, two stopper 3 hug closely in patient's skin, further fixed needle tubing 2 and pipe 1's position, avoid the patient when dressing or moving, needle tubing 2 and pipe 1 take place to rock or drop, keep apart outside dust and bacterium through isolating fungus cotton piece 8, avoid the bacterium to get into pipe 1's inside, when the infusion finishes the back to pipe 1 interior interpolation medicine, the pinhole that makes the syringe inserts the injection medicine in 702 through thin micropore 801, thereby reach the effect that makes things convenient for the doctor's syringe to add the medicine in the pipe 1.

As a technical optimization scheme of the utility model, four fixed strips 4 are soft plastics material, and four fixed strip 4's the equal fixed mounting of bottom face has medical subsides 401 of gluing, and four medical bottoms faces of gluing 401 have all laminated the protection film.

In this embodiment: through setting up four fixed strips 4 and being soft plastics material, make things convenient for fixed strip 4 and skin contact, through setting up four medical pastes 401, tear four medical pastes 401's protection film respectively to hug closely four medical pastes 401 respectively on skin, thereby reach the purpose that conveniently fixes pipe 1.

As a technical optimization scheme of the utility model, two stopper 3's bottom face all is provided with anti-skidding line and is the silica gel material.

In this embodiment: set up anti-skidding line through the bottom at two stopper 3, increase the frictional force of stopper 3 and patient's skin for two stopper 3 carry out stable fixed with the position of needle tubing 2, avoid needle tubing 2 to take place to rock.

As a technical optimization scheme of the utility model, the one end that needle tube 2 was kept away from to connecting pipe 6 communicates with injection tube 701.

In this embodiment: by injecting the medicine into the syringe 701, the medicine in the syringe 701 flows into the inside of the needle tube 2 through the connecting tube 6, thereby facilitating the injection of the medicine into the body of the patient.

As a technical optimization scheme of the utility model, the rear end face of the bacteria-isolating cotton piece 8 runs through the fine micropores 801 which are provided with a plurality of uniform distributions.

In this embodiment: the bacteria-isolating cotton sheet 8 isolates external dust and bacteria, the bacteria are prevented from entering the catheter 1, the needle hole of the injector is inserted into the sealing plug 702 through the fine micro hole 801 to inject the medicine, and the damage to the bacteria-isolating cotton sheet 8 is avoided when the injector injects the medicine.

As a technical optimization scheme of the utility model, the observation window 5 is a concave-convex lens.

In this embodiment: the observation window 5 amplifies the liquid in the connecting pipe 6, so that doctors can conveniently observe the blood returning condition and the injection condition of the medicine.

The utility model discloses a theory of operation and use flow: firstly, the needle tube 2 is inserted into the blood of a patient to transfuse the patient, then the catheter 1 is pressed to make the catheter 1 contact with the skin of the patient, the four fixing strips 4 are respectively unfolded, then, by tearing off the protective films of the four medical stickers 401 and respectively attaching the four medical stickers 401 to the skin, thereby facilitating the fixing of the catheter 1 and the needle tube 2, the two limit blocks 3 further fix the position of the needle tube 2, avoiding the needle tube 2 and the catheter 1 from shaking or falling off when a patient wears clothes or moves, the bacteria isolating cotton sheet 8 isolates the external dust and bacteria, so as to prevent the bacteria from entering the catheter 1, when medicine is added into the catheter 1 after the transfusion is finished, the needle hole of the injector is inserted into the sealing plug 702 through the fine micro hole 801 to inject the medicine, so that the effect of adding the medicine into the catheter 1 by the injector of a doctor conveniently is achieved.

The above description is only exemplary of the present invention and should not be construed as limiting the present invention, and any modifications, equivalents and improvements made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.

Claims (6)

1. An indwelling needle comprising a catheter (1), characterized in that: a needle tube (2) is fixedly arranged in the port of the catheter (1), the front end of the needle tube (2) extends to the outside of the catheter (1), the left side wall and the right side wall of the port of the conduit (1) are both fixedly provided with a limiting block (3), the outer side walls of the front end and the rear end of the conduit (1) are fixedly connected with fixing strips (4) which are distributed left and right, a connecting pipe (6) is fixedly arranged in the catheter (1), one end of the connecting pipe (6) is communicated with the rear end of the needle tube (2), an observation window (5) is arranged on the upper end surface of the conduit (1), an injection part (7) is fixedly arranged on the upper end surface of the conduit (1), the injection part (7) is positioned at the rear of the observation window (5), an injection tube (701) is arranged in the injection part (7), an antibacterial cotton sheet (8) and a sealing plug (702) are fixedly arranged in the injection tube (701) from back to front in sequence.

2. An indwelling needle as claimed in claim 1, in which: four fixed strip (4) are soft plastics material, four the equal fixed mounting of bottom face of fixed strip (4) has medical subsides of gluing (401), four the bottom face of medical subsides of gluing (401) has all laminated the protection film.

3. An indwelling needle as claimed in claim 1, in which: two the bottom face of stopper (3) all is provided with anti-skidding line and is the silica gel material.

4. An indwelling needle as claimed in claim 1, in which: one end of the connecting pipe (6) far away from the needle tube (2) is communicated with the injection tube (701).

5. An indwelling needle as claimed in claim 1, in which: the rear end face of the bacteria isolating cotton sheet (8) is provided with a plurality of uniformly distributed fine micropores (801) in a penetrating way.

6. An indwelling needle as claimed in claim 1, in which: the observation window (5) is a concave-convex lens.

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