CN211410344U

CN211410344U - Catheter convenient to gather aseptic urine sample

Info

Publication number: CN211410344U
Application number: CN201921766364.5U
Authority: CN
Inventors: 吕翔燕
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-10-21
Filing date: 2019-10-21
Publication date: 2020-09-04
Anticipated expiration: 2029-10-21

Abstract

The utility model relates to the technical field of sample collection, in particular to a catheter convenient for collecting sterile urine samples, which comprises a catheter main body, wherein a three-way valve is arranged on the catheter main body, a side pipe is arranged on the rest pipeline of the three-way valve, the tail end of the side pipe is provided with a fixed joint, and the pipe wall of the fixed joint is provided with two one-way valves which are opposite to each other and are obliquely arranged towards the side pipe; the fixed joint is also provided with a collecting test tube for collecting samples, and the end part of the collecting test tube is also provided with a collecting tube for inserting into the fixed joint to collect the samples; the tail end of the catheter body is also provided with a collecting bag. The utility model is simple in operation, be convenient for carry out the sample extraction to the urine, and can not cause the injury to the patient.

Description

Catheter convenient to gather aseptic urine sample

Technical Field

The utility model relates to a sample collection technical field, specifically speaking relates to a catheter convenient to gather aseptic urine sample.

Background

The catheter is used for the patient who can not independently urinate and uses, makes the patient can discharge the urine of accumulation, and the catheter that exists at present, when gathering aseptic urine sample, its operation process is loaded down with trivial details, and causes the injury to the patient easily.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a catheter convenient to gather aseptic urine sample to solve the catheter of the present existence that proposes in the above-mentioned background art, when gathering aseptic urine sample, its operation process is more loaded down with trivial details, and causes the problem of injury to the patient easily.

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

a catheter convenient for collecting a sterile urine sample comprises a catheter body, wherein a three-way valve is arranged on the catheter body, a side pipe is arranged on the rest pipeline of the three-way valve, a fixed joint is arranged at the tail end of the side pipe, two one-way valves which are opposite to each other and are obliquely arranged towards the side pipe are arranged on the pipe wall of the fixed joint, and the tail ends of the two one-way valves are abutted; the fixed joint is also provided with a collecting test tube for collecting samples, a pipe body of the collecting test tube close to the fixed joint is also provided with a limiting convex ring, and the end part of the collecting test tube is also provided with a collecting pipe for inserting into the fixed joint to collect the samples; the tail end of the catheter body is also provided with a collecting bag.

Preferably, the surface of the collecting test tube is also provided with scale marks arranged along the length direction of the collecting test tube, so that the specific urine amount in the collecting test tube can be observed conveniently.

Preferably, the collection bag is integrally formed with a liquid inlet pipe, the catheter body is matched with the liquid inlet pipe in an inserting mode, and the collection bag and the catheter body are convenient to mount and dismount.

Preferably, the catheter body is further provided with a flushing pipe, the inner wall of the catheter body is further provided with a liquid circulation pipe, and the flushing pipe is communicated with the liquid circulation pipe, so that the urethra of the patient can be flushed by injecting physiological saline into the flushing pipe when needed.

Preferably, still be equipped with spacing fixing device on the collection test tube, spacing fixing device establishes including the cover collect the lantern ring on the test tube, the lantern ring can collect and slide on the test tube, the lantern ring is close to and is equipped with a plurality of joint poles that are cyclic annular equidistant range on the side of spacing bulge loop, the end of joint pole is equipped with the fixture block, the fixture block supports on fixed joint is close to the side of pipe, realizes collecting test tube fixed mounting on fixed joint, makes it when collecting the urine, can not drop from fixed joint.

Preferably, the cross section of the clamping block is triangular, so that the clamping block can move smoothly along the surface of the fixed joint.

Preferably, the internal diameter of the lantern ring is smaller than the external diameter of the limiting convex ring, so that the lantern ring can not fall off from the end part of the collecting test tube, wherein the limiting convex ring is arranged on the collecting test tube.

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

1. the utility model discloses a three-way valve and the side pipe that set up, when using, adjustment three-way valve communicates with the catheter bulk phase to the side pipe, at this moment, can directly collect the urine at the tip of side pipe, and through the one-way valve that sets up, guarantee when not stabbing one-way valve, the urine can not flow out from fixed joint, be convenient for collect the urine sample, and can not cause the injury to the patient, the catheter that exists at present has been solved, when gathering aseptic urine sample, its operation process is more loaded down with trivial details, and cause the problem of injury to the patient easily.

2. The utility model discloses a spacing fixing device who sets up realizes will collecting test tube fixed mounting on fixed joint, guarantees to collect the test tube and can not drop when collecting the urine, has solved the catheter of the aseptic urine sample of general collection of being convenient for when using, has the problem that the collection test tube dropped from fixed joint easily.

Drawings

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

FIG. 2 is an exploded view of the present invention;

FIG. 3 is a cross-sectional view of the side tube and fixed joint of the present invention;

FIG. 4 is an enlarged view of the point A of FIG. 1 according to the present invention;

FIG. 5 is a schematic structural view of the limiting and fixing device of the present invention;

fig. 6 is a schematic structural view of the limiting fixing device of the present invention.

In the figure: 1. a catheter body; 10. a three-way valve; 11. a side tube; 12. fixing the joint; 121. a one-way valve; 13. collecting the test tubes; 131. a limit convex ring; 132. a collection pipe; 133. scale lines; 14. a collection bag; 141. a liquid inlet pipe; 15. a flush tube; 16. a liquid circulation pipe; 2. a limiting and fixing device; 20. a collar; 21. a clamping and connecting rod; 22. and (7) clamping blocks.

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.

Referring to fig. 1-6, the present invention provides a technical solution:

a catheter convenient for collecting a sterile urine sample comprises a catheter body 1, wherein a three-way valve 10 is arranged on the catheter body 1, a side pipe 11 is integrally formed on the rest one pipeline of the three-way valve 10, a fixed joint 12 is integrally formed at the tail end of the side pipe 11, two one-way valves 121 which are opposite to each other and are obliquely arranged towards the side pipe 11 are arranged on the pipe wall of the fixed joint 12, the tail ends of the two one-way valves 121 are abutted, when no foreign object pokes through the one-way valves 121, the tail ends of the two one-way valves 121 are abutted to just block the fixed joint 12, liquid cannot normally flow out of the fixed joint 12, and when an external collecting pipe passes through the space between the two one-way valves 121, urine in the side pipe 11 can enter the internal part of the external collecting pipe along the external collecting pipe;

furthermore, a collecting test tube 13 for collecting samples is further arranged on the fixed joint 12, a limiting convex ring 131 is further integrally formed on a tube body of the collecting test tube 13 close to the fixed joint 12, a collecting tube 132 for inserting into the fixed joint 12 for collecting samples is further integrally formed at the end of the collecting test tube 13, the collecting tube 132 is communicated with the collecting test tube 13, and when the collecting tube 132 passes through the space between the two one-way valves 121, urine in the side tube 11 can enter the collecting test tube 13 along the collecting tube 132, so that the collection of the urine is completed;

further, the end of catheter body 1 still is equipped with collects bag 14, it has feed liquor pipe 141 to collect integrated into one piece on the bag 14, peg graft cooperation between catheter body 1 and feed liquor pipe 141, and insert catheter body 1 back in feed liquor pipe 141, interference fit between the pipe wall of catheter body 1 and feed liquor pipe 141, it is better to guarantee its leakproofness, also guarantee simultaneously that collection bag 14 is difficult for dropping from catheter body 1, the convenience is installed and is dismantled collection bag 14 and catheter body 1.

In this embodiment, the surface of the collection tube 13 is provided with a scale mark 133 along the length direction of the collection tube 13, and the collection tube 13 is made of transparent material, so as to observe the amount of urine in the collection tube 13.

Specifically, the catheter body 1 is further integrally formed with a flushing pipe 15, the inner wall of the catheter body 1 is further integrally formed with a liquid circulating pipe 16, the flushing pipe 15 is communicated with the liquid circulating pipe 16, so that when needed, normal saline can be injected into the flushing pipe 15 and flows out from the tail end of the liquid circulating pipe 16, and the urethra of a patient can be flushed.

In the concrete operation, in order to guarantee that the collection test tube 13 can be more firmly fixed on the fixed joint 12, therefore, improve the collection test tube 13 on the basis of the above scheme, as shown in fig. 5 and 6, the collection test tube 13 is further provided with the limiting fixing device 2, the limiting fixing device 2 comprises a lantern ring 20 sleeved on the collection test tube 13, the lantern ring 20 can slide on the collection test tube 13, a plurality of clamping rods 21 arranged in an annular and equidistant manner are integrally formed on the side surface of the lantern ring 20 close to the limiting convex ring 131, the tail end of the clamping rod 21 is integrally formed with a clamping block 22, the clamping block 22 abuts against the side surface of the fixed joint 12 close to the side tube 11, and the collection test tube 13 is fixedly installed on the fixed joint 12, so that the collection test tube 13 cannot fall off from the fixed joint 12 when collecting urine.

In this embodiment, the clamping rod 21 is made of a rubber material, and is ensured to have a certain elastic force, so that it can deform to a certain extent after being subjected to an external force, and can recover to the original shape after the external force is removed, thereby ensuring that the clamping block 22 can be clamped on the fixed joint 12 more smoothly.

Specifically, the cross section of the latch 22 is triangular, so as to ensure that the latch 22 moves more smoothly along the surface of the fixed joint 12.

Further, the internal diameter of the lantern ring 20 is smaller than the external diameter of the limit convex ring 131, so that the lantern ring 20 is prevented from falling off from the end part of the collection test tube 13 on which the limit convex ring 131 is arranged.

In addition, when the tip of collecting test tube 13 just supported on fixed joint 12, collecting tube 132 just passed between two one-way valves 121, simultaneously, fixture block 22 also just supported on fixed joint 12 is close to the side of side pipe 11, lantern ring 20 also just supports on spacing bulge loop 131, the realization will be collected test tube 13 and fix on fixed joint 12, guarantee that it can not drop, the catheter of having solved general be convenient for gather aseptic urine sample is when using, there is the problem that the collection test tube drops from fixed joint easily.

The utility model discloses a catheter convenient to gather aseptic urine sample when using, when rotating three-way valve 10 to catheter main part 1 and collecting bag 14 and being linked together, the urine can normally enter into collecting bag 14 along catheter main part 1, when needing to collect the sample, rotate three-way valve 10 to catheter main part 1 and side tube 11 are linked together, the urine in catheter main part 1 can enter into side tube 11 at this moment, and because the effect of the blocking of one-way valve 121, the urine can not flow out from fixed joint 12, at this moment, the staff uses the syringe needle on collecting tube 132 on collecting tube 13 or the external syringe to pass from between two one-way valves 121, the urine in side tube 11 can enter into collecting tube 13 along collecting tube 132, thereby accomplish the collection to the urine, convenient operation, realize carrying out sample collection in vitro, can not cause the injury to the patient, the problem of the catheter that exists at present, when gathering aseptic urine sample, its operation process is more loaded down with trivial details, and causes the injury to the patient easily is solved.

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 catheter convenient to gather aseptic urine sample, includes catheter body (1), its characterized in that: a three-way valve (10) is arranged on the catheter body (1), a side pipe (11) is arranged on the rest pipeline of the three-way valve (10), a fixed joint (12) is arranged at the tail end of the side pipe (11), two one-way valves (121) which are opposite to each other and are obliquely arranged towards the side pipe (11) are arranged on the pipe wall of the fixed joint (12), and the tail ends of the two one-way valves (121) are abutted; a collecting test tube (13) for collecting samples is further arranged on the fixed joint (12), a limiting convex ring (131) is further arranged on a tube body of the collecting test tube (13) close to the fixed joint (12), and a collecting tube (132) for inserting into the fixed joint (12) to collect samples is further arranged at the end part of the collecting test tube (13); the tail end of the catheter body (1) is also provided with a collecting bag (14).

2. A catheter for facilitating the collection of a sterile urine specimen according to claim 1, wherein: the surface of the collection test tube (13) is also provided with scale marks (133) arranged along the length direction of the collection test tube (13).

3. A catheter for facilitating the collection of a sterile urine specimen according to claim 1, wherein: the liquid inlet pipe (141) is integrally formed on the collecting bag (14), and the catheter body (1) is matched with the liquid inlet pipe (141) in an inserted manner.

4. A catheter for facilitating the collection of a sterile urine specimen according to claim 1, wherein: the urethral catheter is characterized in that the urethral catheter body (1) is further provided with a flushing pipe (15), the inner wall of the urethral catheter body (1) is further provided with a liquid circulating pipe (16), and the flushing pipe (15) is communicated with the liquid circulating pipe (16).

5. A catheter for facilitating the collection of a sterile urine specimen according to claim 1, wherein: collect still be equipped with spacing fixing device (2) on test tube (13), spacing fixing device (2) are established including the cover collect lantern ring (20) on test tube (13), lantern ring (20) can collect test tube (13) and go up the slip, be equipped with a plurality of joint poles (21) that are cyclic annular equidistant range on the side that lantern ring (20) are close to spacing bulge loop (131), the end of joint pole (21) is equipped with fixture block (22), fixture block (22) support on fixed joint (12) are close to the side of lateral tube (11).

6. A catheter for facilitating the collection of a sterile urine specimen according to claim 5, wherein: the section of the fixture block (22) is triangular.

7. A catheter for facilitating the collection of a sterile urine specimen according to claim 5, wherein: the inner diameter of the collar (20) is smaller than the outer diameter of the limit convex ring (131).