CN210159016U

CN210159016U - Multifunctional remaining needle

Info

Publication number: CN210159016U
Application number: CN201821511773.6U
Authority: CN
Inventors: 乔积民
Original assignee: Nanjing First Hospital
Current assignee: Nanjing First Hospital
Priority date: 2018-09-17
Filing date: 2018-09-17
Publication date: 2020-03-20
Anticipated expiration: 2028-09-17

Abstract

The utility model relates to the technical field of machinery, in particular to a multifunctional indwelling needle, which comprises an indwelling needle body, an extension tube arranged at the bottom of the indwelling needle body and a transfusion connector arranged at the other end of the extension tube, the multifunctional indwelling needle has the first one-way valve arranged at the end of the hose to ensure that liquid or blood can not enter, meanwhile, an infusion valve is cancelled, pressure damage caused by the infusion valve can be avoided, blood can flow out from the mesh, whether the steel needle is inserted into a vein or not is convenient to confirm, blood sampling work of medical personnel is convenient to carry out, the liquid directly enters the hose through the indwelling needle body to carry out vein treatment, meanwhile, the backflow of liquid or blood is prevented, the second one-way valve is arranged to ensure that both ends can be smoothly replenished with liquid, through setting up first probe and second probe, conveniently measure blood pressure, heart rate, SPO2 and body temperature fast.

Description

Multifunctional remaining needle

Technical Field

The utility model relates to the technical field of machinery, specifically be a multi-functional needle of keeping somewhere.

Background

The existing indwelling needle used in clinic has the following defects: 1. the patient keeps the improper movement or posture change of the limbs at the side of the indwelling needle, so that the extension tube at the infusion end of the indwelling needle is pressed and folded, thereby causing the unsmooth infusion and even causing the blockage of the indwelling needle; 2. the transfusion valve on the indwelling needle extension tube is made of hard material, and the skin of the pressed part is red or even broken when the skin is fragile or the pressed part of the body is punctured or the body position is changed to cause the pressed patient; 3. the tail end of a hose at the end of a common indwelling needle or a positive pressure indwelling needle head and a valve of an extension tube have larger space, when blood pressure is measured or the punctured limb is in strenuous activity or is pressed, the phenomenon of blood backflow frequently occurs, even the blood backflow flows into a transfusion pipeline, the risk of blockage of the indwelling needle is increased, and the tension and the anxiety of a patient are increased; 4. sometimes, a clinical nurse performs venous blood collection from an indwelling needle for convenient operation; 5. when the Y-shaped remaining needle is used for simultaneous transfusion at two ends, the transfusion pressure at the end A is over high due to the over-high transfusion speed at the end A or the over-high input liquid amount in a short time, and when the pressure is higher than the pressure of a transfusion pipeline at the end B, the liquid flows into the end B from the end A, so that the transfusion at the end B flows back and the transfusion can not be smoothly carried out; 6. the existing indwelling needle used clinically has no functions of measuring body temperature, pressure, SPO2 and heart rate. In view of this, we propose a multifunctional indwelling needle.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a multi-functional needle of keeping somewhere to solve the current not enough problem of keeping somewhere needle that proposes in the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme:

the utility model provides a multi-functional needle of keeping somewhere, is including keeping somewhere the needle body, installing keep somewhere the extension pipe of needle body bottom and install the infusion of the extension pipe other end connects, the one end of keeping somewhere the needle body is provided with the hose, keep somewhere needle body outer wall and seted up the spout, the top of spout is provided with the slider, keep somewhere the inside bottom of needle body and install the steel needle, it inlays respectively to be equipped with the check valve switch and keeps apart the stopper to keep somewhere needle body inner wall, the one end of check valve switch is provided with the check valve regulation pole, a plurality of meshs have been seted up on the top of check valve regulation pole, first check valve is installed to the bottom of hose.

Preferably, the sliding block is in sliding fit with the sliding groove.

Preferably, the slider and the one-way valve switch are fixed in an adhesion manner.

Preferably, the infusion connects including a pair of connector, the one end of connector is provided with the shunt tubes, the bottom of shunt tubes is provided with the collecting pipe, the shunt tubes inner wall is close to the second check valve is installed to connector one side.

Preferably, the shunt pipe and the collecting pipe are of an integrally formed structure.

Preferably, the inside of check valve regulation pole is hollow structure, the inside of check valve regulation pole is provided with the pressure wire, first probe and second probe are installed respectively to the one end of pressure wire, the other end of pressure wire is provided with the electric wire, the adapter is installed to the other end of electric wire.

Preferably, the pressure wire penetrates through the one-way valve adjusting rod.

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

1. this multi-functional needle of keeping somewhere, hose end are provided with first check valve, guarantee that liquid or blood can only advance, cancel the infusion valve simultaneously, can avoid the pressure nature damage because of the transfusion valve leads to with the ordinary needle extension pipe of keeping somewhere reform transform into the anti resistance to compression extension pipe of polymer, make the extension pipe have good toughness, be convenient for buckle.

2. This multi-functional needle of remaining, blood can flow out from the mesh, is convenient for on the one hand confirm the steel needle whether insert the vein, and on the other hand is convenient for medical personnel and carries out the blood sampling work.

3. This multi-functional needle of keeping somewhere, the liquid medicine directly enters into the hose through keeping somewhere the needle body, carries out vein treatment, prevents liquid or blood reflux simultaneously.

4. This multi-functional needle of keeping somewhere, because the both ends of shunt tubes all are equipped with the second check valve, when quick fluid infusion or a large amount of fluid infusions in the short time, liquid can not be because one end pressure is too big in the backflow other end infusion pipeline, ensure both ends and can both mend the fluid smoothly.

5. The multifunctional indwelling needle is provided with a first probe and a second probeTwo probes are convenient for blood pressure, heart rate and SPO₂And body temperature is measured quickly.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic view of the external structure of the indwelling needle body according to the present invention;

FIG. 3 is a schematic view of the structure of the steel needle of the present invention;

FIG. 4 is a schematic structural view of the indwelling needle body of the present invention during blood collection;

FIG. 5 is a schematic structural view of the indwelling needle body of the present invention during intravenous injection;

FIG. 6 is a schematic view of the infusion joint structure of the present invention;

fig. 7 is a schematic structural diagram in embodiment 3 of the present invention.

In the figure: 1. a remaining needle body; 11. a hose; 12. a chute; 13. a slider; 14. a steel needle; 15. an isolation plug; 16. a one-way valve switch; 17. a one-way valve adjusting rod; 171. a pressure wire; 172. a first probe; 173. a second probe; 174. an electric wire; 175. an adapter; 18. mesh openings; 19. a first check valve; 2. an extension tube; 3. an infusion connector; 31. a connector; 32. a shunt tube; 33. a second one-way valve; 34. a collector pipe; 35. a rubber plug.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only 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.

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.

Example 1

The utility model provides a multi-functional needle of keeping somewhere, as shown in fig. 1 to 5, including keeping somewhere needle body 1, install at the extension pipe 2 of keeping somewhere needle body 1 bottom and install the infusion joint 3 at the extension pipe 2 other end, the one end of keeping somewhere needle body 1 is provided with hose 11, keep somewhere needle body 1 outer wall and seted up spout 12, the top of spout 12 is provided with slider 13, keep somewhere the inside bottom of needle body 1 and install steel needle 14, keep somewhere needle body 1 inner wall and inlay isolating plug 15 and check valve switch 16 respectively, the one end of check valve switch 16 is provided with check valve regulation pole 17, a plurality of meshs 18 have been seted up on the top of check valve regulation pole 17, first check valve 19 is installed to the bottom of hose 11, the sliding fit of slider 13 and spout 12, slider 13 and the adhesion of check valve switch 16 are fixed.

In this embodiment, the steel needle 14 sequentially penetrates through the indwelling needle body 1 and the hose 11, so that the steel needle 14 penetrates through the hose 11 to facilitate puncturing.

Furthermore, the isolating plug 15 and the one-way valve switch 16 are both made of medical rubber materials, and the materials have good sealing performance.

Specifically, extension pipe 2 adopts the disposable pressure extension pipe that the macromolecular material made for extension pipe 2 has good resistance to compression resistance.

It is worth explaining that, the first check valve 19 adopts the stagnant water medical treatment plastics check valve that model 718 was produced by bi europe si valve limited in the mountain of buddha, in addition, the utility model discloses in relate to the check valve and be prior art, technical field personnel can realize completely, need not proud, the utility model discloses the content of protection does not relate to the improvement to check valve inner structure and mounting structure yet.

Example 2

As a second embodiment of the present invention, in order to avoid the backflow phenomenon of the infusion connector 3, the present inventors improve the structure of the infusion connector 3, as shown in fig. 6, the infusion connector 3 includes a pair of connectors 31, a shunt tube 32 is disposed at one end of the connectors 31, a collecting pipe 34 is disposed at the bottom of the shunt tube 32, a second check valve 33 is installed on one side of the inner wall of the shunt tube 32, which is close to the connectors 31, and the shunt tube 32 and the collecting pipe 34 are integrally formed.

In this embodiment, the shunt tubes 32 and the manifold tubes 34 are made of drinking hose material, which is environmentally friendly and non-toxic, has certain toughness, and is convenient for bending.

Specifically, the model that second check valve 33 adopted the bi europe si valve limited of mountain city to produce is the stagnant water medical treatment plastics check valve of 718, in addition, the utility model discloses in involve the check valve and be prior art, technical field personnel can realize completely, need not proud, the utility model discloses the content of protection does not relate to the improvement to check valve inner structure and mounting structure yet.

Example 3

As a third preferred embodiment of the present invention, in order to increase the diversity of the overall functions of the indwelling needle body 1, the present inventors have improved the structure of the indwelling needle body 1, as shown in fig. 7, the inside of the check valve adjusting lever 17 is a hollow structure, the inside of the check valve adjusting lever 17 is provided with a pressure wire 171, one end of the pressure wire 171 is respectively provided with a first probe 172 and a second probe 173, the other end of the pressure wire 171 is provided with an electric wire 174, the other end of the electric wire 174 is provided with an adapter 175, and the pressure wire 171 penetrates through the check valve adjusting lever 17.

In this embodiment, the pressure wire 171 is an FFR series pressure wire produced by saint jeda, and its matching circuit can be provided by the manufacturer, in addition, the present invention relates to the prior art of the circuit, the electronic components and the module, and can be implemented by those skilled in the art without further description, and the present invention also does not relate to the improvement of software and method.

Further, the first probe 172 is a pressure probe, a heart rate probe, or an SPO₂The probe, wherein the pressure probe adopts a film pressure sensor probe which is produced by Shenzhen Yangjie Hongye science and technology Limited and has a model number of RFP602, the heart rate probe adopts a heart rate sensor which is produced by Shenzhen North science and trade Limited and has a model number of telesky, and the SPO₂The probe adopts the model that Shenzhen honest highlight photoelectricity digital Limited produced to be the blood oxygen sensing probe of CHQ-XY01, and it is worth explaining that, above-mentioned electronic component's supporting circuit also can be provided by the producer, in addition, the utility model discloses in relate to circuit and electronic components and module be prior art, technical staff in the field can realize completely, need not proud, the utility model discloses the content of protection also does not relate to the improvement to software and method.

In addition, the second probe 173 is a body temperature probe, and this body temperature probe adopts the temperature sensor that the model that Shenzhen xinweimen electronic technology limited produced is DS18b20, and its supporting circuit also can be provided by the producer, in addition, the utility model discloses in involve being prior art of circuit and electronic components and module, the technical staff in the art can realize completely, need not proud, the utility model discloses the content of protection also does not relate to the improvement to software and method.

In addition, the model of the monitor universal blood pressure connector manufactured by the Union-Meisheng technology Limited of adapter 175 Shenzhen is LC-01, and is convenient to connect with the monitor.

In the above embodiment, the check valve adjusting rod 17 may further be provided with a rubber plug 35 for isolating blood and liquid medicine.

When the multifunctional indwelling needle is used, the first check valve 19 is arranged at the tail end of the hose 11, so that liquid or blood can only enter but not exit, the transfusion valve is cancelled, pressure damage caused by the transfusion valve can be avoided, and the common indwelling needle extension pipe is reformed into the high-molecular anti-bending and anti-compression extension pipe 2, so that the extension pipe 2 has good toughness and is convenient to bend;

the utility model discloses in multi-functional indwelling needle when the puncture, promote slider 13 for slider 13 slides in spout 12, drive check valve switch 16 to keep apart 15 one sides motion, until check valve switch 16 laminating is in keeping apart 15 one sides, one end of check valve regulation pole 17 is located hose 11 this moment, make blood can flow out from mesh 18, be convenient for on the one hand confirm whether steel needle 14 inserts in the vein, on the other hand be convenient for medical personnel to carry out the blood sampling work;

when the multifunctional indwelling needle is used for intravenous injection, the sliding block 13 is pushed, so that the sliding block 13 slides in the sliding groove 12 and drives the one-way valve switch 16 to move to one side away from the isolating plug 15, so that the one-way valve switch 16 is separated from the isolating plug 15, and at the moment, the liquid medicine directly enters the hose 11 through the indwelling needle body 1 to perform intravenous therapy and prevent liquid or blood from flowing back;

when the multifunctional indwelling needle of the utility model is used for fluid infusion, fluid infusion is added from the infusion joint 3, and because the two ends of the shunt tubes 32 are provided with the second one-way valves 33, when fluid infusion is performed rapidly or a large amount of fluid infusion is performed in a short time, the fluid can not flow back to the infusion pipeline at the other end due to overlarge pressure at one end, thereby ensuring that the fluid infusion can be performed smoothly at the two ends;

the utility model discloses well multi-functional needle of remaining is examining time measuring, pushes away one-way valve switch 16 to isolation plug 15 department forward for check valve adjusting lever 17 passes first check valve 19 and is located hose 11 with first probe 172 and second probe 173, and pressure, rhythm of the heart, SPO on the ECG monitor are connected to pressure wire 171 tail end adapter 175 this moment₂Body temperature module, display pressure, heart rate, SPO₂Body temperature, blood pressure, heart rate, SPO₂And body temperature is measured quickly.

The foregoing shows and describes the general principles, essential features, and advantages of the invention. It should be understood by those skilled in the art that the present invention is not limited by the above embodiments, and the description in the above embodiments and the description is only preferred examples of the present invention, and is not intended to limit the present invention, and that the present invention can have various changes and modifications without departing from the spirit and scope of the present invention, and these changes and modifications all fall into the scope of the claimed invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a multi-functional needle of keeping somewhere, is including keeping somewhere needle body (1), installing extension pipe (2) in keep somewhere needle body (1) bottom and installing infusion connect (3) at the extension pipe (2) other end, its characterized in that: the utility model discloses a keep somewhere needle body (1), keep somewhere the one end of needle body (1) and be provided with hose (11), keep somewhere needle body (1) outer wall and seted up spout (12), the top of spout (12) is provided with slider (13), keep somewhere needle body (1) inside bottom and install steel needle (14), it inlays respectively and is equipped with isolation plug (15) and check valve switch (16) to keep somewhere needle body (1) inner wall, the one end of check valve switch (16) is provided with check valve regulation pole (17), the inside of check valve regulation pole (17) is hollow structure, the inside of check valve regulation pole (17) is provided with pressure wire (171), pressure wire (171) run through check valve regulation pole (17), first probe (172) and second probe (173) are installed respectively to the one end of pressure wire (171), the other end of pressure wire (171) is provided with electric wire (174), adapter (175) are installed to the other end of electric wire (174), a plurality of meshs (18) have been seted up on the top of check valve regulation pole (17), first check valve (19) are installed to the bottom of hose (11).

2. The multifunctional indwelling needle according to claim 1, wherein: the sliding block (13) is in sliding fit with the sliding groove (12).

3. The multifunctional indwelling needle according to claim 1, wherein: the sliding block (13) and the one-way valve switch (16) are fixed in an adhesion mode.

4. The multifunctional indwelling needle according to claim 1, wherein: infusion connects (3) including a pair of connector (31), the one end of connector (31) is provided with shunt tubes (32), the bottom of shunt tubes (32) is provided with collector tube (34), shunt tubes (32) inner wall is close to second check valve (33) are installed to connector (31) one side.

5. The multifunctional indwelling needle according to claim 4, wherein: the shunt pipe (32) and the collecting pipe (34) are of an integrated structure.