CN215537697U

CN215537697U - Three-cavity urinary catheter with high-sealed tail end

Info

Publication number: CN215537697U
Application number: CN202121644578.2U
Authority: CN
Inventors: 朱凉萍
Original assignee: First Peoples Hospital of Jiashan
Current assignee: First Peoples Hospital of Jiashan
Priority date: 2021-07-20
Filing date: 2021-07-20
Publication date: 2022-01-18
Anticipated expiration: 2031-07-20

Abstract

The utility model discloses a three-cavity urinary catheter with a highly-closed tail end, which comprises a main catheter, a drainage tube, a water injection tube, a liquid injection tube and an air bag, wherein the main catheter is communicated with the drainage tube and the liquid injection tube, the air bag is sleeved outside the main catheter, the water injection tube penetrates through the main catheter and is communicated with the air bag, a movable rod is movably inserted inside the liquid injection tube, a sealing sleeve is fixedly sleeved outside the movable rod, the movable rod is clamped inside the liquid injection tube through the sealing sleeve, and a fixed cover is sleeved on the outer thread of the movable rod. Through the seal cover that sets up, can connect the place of intercommunication with the malleation with annotating the liquid pipe and carry out the shutoff, increase the leakproofness of this device when not using to through the fixed lid that sets up, can fix the position of movable rod, thereby prevent the seal cover skew, and the malleation connects also the screw thread to cup jointed sealing cap, increase leakproofness that can be further from this has reached high sealed effect.

Description

Three-cavity urinary catheter with high-sealed tail end

Technical Field

The utility model belongs to the technical field of medical equipment, and particularly relates to a three-cavity urinary catheter with a highly-closed tail end.

Background

The catheter is a pipeline inserted into the bladder from the urethra for draining urine, generally made of natural rubber, silicon rubber or polyvinyl chloride, and the three-cavity catheter is a common catheter, which comprises a water injection cavity, a liquid injection cavity and a drainage cavity and is mainly used for short-term retention catheterization, instillation of liquid medicine in the bladder, irrigation, drainage and the like.

But the buckle can not accomplish to seal completely in the three chamber catheters on the existing market, leads to the probability that can increase the infection to influence the treatment, and current three chamber catheters can not be fine fixed, lead to fixing not comfortable enough when patient's shank, and can not adjust according to different patients, thereby influence the use.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a three-cavity urinary catheter with a highly-closed tail end, and aims to solve the problems that in the use process of the existing three-cavity urinary catheter in the background art, the probability of infection is increased due to the fact that a clamping buckle in the three-cavity urinary catheter cannot be completely closed, treatment is affected, the existing three-cavity urinary catheter cannot be well fixed, the existing three-cavity urinary catheter cannot be comfortably fixed on the leg of a patient, and the use is affected due to the fact that the existing three-cavity urinary catheter cannot be adjusted according to different patients.

In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides a three chamber ureters of high confined of tail end, includes main duct, drainage tube, water injection pipe, notes liquid pipe and gasbag, main duct and drainage tube and notes liquid pipe homogeneous phase intercommunication, the gasbag cup joints in the outside of main duct, the water injection pipe passes main duct and is linked together with the gasbag, the inside activity of annotating the liquid pipe is pegged graft and is had the movable rod, the fixed cover in outside of movable rod has connect the seal cover, the movable rod passes through the seal cover block in the inside of annotating the liquid pipe, the outside screw thread of movable rod has cup jointed fixed lid, the one end at annotating the liquid pipe is connected to fixed lid screw thread, the outside intercommunication of annotating the liquid pipe has the malleation to connect, the sealing cap has been cup jointed to the one end screw thread that the malleation connects.

Specifically, the positive pressure connector in the device is common on the market and is mostly used for remaining needles, the positive pressure connector is in a closed state under the condition that no connecting piece is connected with the positive pressure connector, the aseptic state is kept, the positive end of the connector can be arbitrarily connected with ports needing a heparin cap end socket, such as peripheral veins, central veins, remaining needles, a three-way valve and the like, the negative end can be connected with and locked with an injector, an infusion apparatus and a blood transfusion apparatus to complete treatment tasks of infusion, blood transfusion, blood drawing and the like, and the device plays a role of being connected with a flushing fluid pipe.

Preferably, one end of the movable rod, which is positioned outside the liquid injection pipe, is fixedly connected with a handle.

Particularly, the movable rod can be pulled more conveniently through the handle.

Preferably, a check valve is arranged inside the liquid injection pipe.

Specifically, the check valve is also called a check valve or a check valve, which can effectively prevent the liquid in the main conduit from flowing into the liquid injection pipe, and the liquid in the liquid injection pipe can flow into the main conduit.

Preferably, the movable sleeve is sleeved outside the main catheter, the elastic connecting belt is symmetrically distributed and fixedly connected to the outside of the movable sleeve, one of the elastic connecting belt is connected with the male buckle and the other elastic connecting belt is connected with the female buckle.

Specifically, tie up two elastic connection area in patient's shank, then cooperate through son between knot and the box, can connect two elastic connection area to fix this device in patient's shank.

Preferably, one side fixedly connected with flexible pad of elastic connection area, the through-hole that is evenly distributed is all seted up to elastic connection area and flexible pad's inside, and the through-hole on the elastic connection area is linked together with the through-hole on the flexible pad.

Specifically, through the flexible pad that sets up, can be more close skin to can not cause the patient to be uncomfortable because of tying up the shank for a long time, and can increase the gas permeability through the through-hole, further increase the travelling comfort.

Preferably, the material of flexible pad is preferably the silica gel material.

Specifically, the flexible pad is a medical silicon rubber product, has high and low temperature resistance, good chemical stability, corrosion resistance and histocompatibility, is nontoxic, and is not carcinogenic or teratogenic.

Preferably, the outer part of the main conduit is provided with a thread, the outer thread of the thread is sleeved with a nut, and the nut is rotatably connected to one side of the movable sleeve.

The utility model discloses a portable electronic device, including the movable sleeve, the nut is held to the nut, through the screw-thread fit between nut and the thread tooth to drive the movable sleeve and remove in the outside of thread tooth, with the position of adjusting two elastic connection area, can adjust according to different patients promptly, thereby increase the suitability of this device.

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

1. through the seal cover that sets up, can connect the place of intercommunication with the malleation with annotating the liquid pipe and carry out the shutoff, increase the leakproofness of this device when not using to through the fixed lid that sets up, can fix the position of movable rod, thereby prevent the seal cover skew, and the malleation connects also the screw thread to cup jointed sealing cap, increase leakproofness that can be further from this has reached high sealed effect.

2. Bind up the shank at the patient through two elastic connection area that will set up, then through the cooperation between son knot and the box, can be connected two elastic connection area, thereby fix this device at patient's shank, through the cushion, can make elastic connection area more close skin, thereby can not cause the patient to be uncomfortable because of tying up the shank for a long time, the through-hole can increase the gas permeability, further increase the travelling comfort, through rotating the nut, can drive the outside removal of movable sleeve at screw thread tooth, thereby adjust two elastic connection area's position, can adjust according to different patients promptly, thereby increase the suitability of this device, better fixed effect has been reached from this.

Drawings

FIG. 1 is a schematic structural view of the present invention as a whole;

FIG. 2 is an enlarged schematic view of the present invention at A;

FIG. 3 is an enlarged view of the structure of the present invention at B;

FIG. 4 is a schematic sectional view of the injection tube of the present invention;

fig. 5 is a schematic sectional structure view of the movable sleeve of the present invention.

In the figure: 1. a main duct; 2. a drainage tube; 3. a water injection pipe; 4. a liquid injection pipe; 5. a movable rod; 6. sealing sleeves; 7. a fixed cover; 8. a handle; 9. a one-way valve; 10. a positive pressure joint; 11. a sealing cap; 12. a movable sleeve; 13. thread teeth; 14. a nut; 15. an elastic connecting band; 16. a flexible pad; 17. a through hole; 18. a sub-buckle; 19. a female buckle; 20. an air bag.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-5, the present invention provides a technical solution: the utility model provides a three chamber ureters of high confined of tail end, including main duct 1, drainage tube 2, water injection pipe 3, annotate liquid pipe 4 and gasbag 20, main duct 1 communicates with drainage tube 2 and annotate liquid 4 homogeneous phases of managing, gasbag 20 cup joints the outside at main duct 1, water injection pipe 3 passes main duct 1 and is linked together with gasbag 20, it has movable rod 5 to annotate the inside activity of liquid pipe 4 to peg graft, movable rod 5 is located annotates the outside one end fixedly connected with handle 8 of liquid pipe 4, the outside fixed cup joint of movable rod 5 has seal cover 6, movable rod 5 is annotating the inside of liquid pipe 4 through seal cover 6 blocks, fixed cover 7 has been cup jointed to the outside screw thread of movable rod 5, the one end at annotating liquid pipe 4 is connected to fixed cover 7 threaded connection, the outside intercommunication of annotating liquid pipe 4 has malleation joint 10, the one end screw thread of malleation joint 10 has cup jointed sealed cap 11, the inside of annotating liquid pipe 4 is provided with check valve 9.

Further, by rotating the fixed cover 7, through the screw-thread fit between the fixed cover 7 and the injection tube 4, the fixed cover 7 is separated from the injection tube 4, and then the movable rod 5 is pulled by the handle 8, so that the movable rod 5 drives the sealing sleeve 6 to move, so that the sealing sleeve 6 moves to the rear of the positive pressure joint 10, at this time, the sealing cap 11 is rotated, through the screw-thread fit between the sealing cap 11 and the positive pressure joint 10, so that the sealing cap 11 is taken off from the positive pressure joint 10, then medical personnel can connect the flushing fluid tube with the injection tube 4 through the positive pressure joint 10, so as to flush the bladder, through the arranged one-way valve 9, the liquid return inside the injection tube 4 can be prevented, after the flushing is completed, the movable rod 5 is pushed, so that the sealing sleeve 6 moves, so as to seal the place where the positive pressure joint 10 is communicated with the injection tube 4, and ensure the sealing performance inside the injection tube 4, then medical personnel rotate fixed lid 7 again, through fixed lid 7 and annotate the screw-thread fit between the liquid pipe 4 to fix fixed lid 7 on annotating liquid pipe 4, with the movable rod 5 rigidity, then connect 10 separation at washing liquid pipe and malleation, cup joint 11 screw threads of sealing cap on the malleation connects 10 again, thereby further increase the leakproofness.

The movable sleeve 12 has been cup jointed to the outside of main duct 1, the outside fixedly connected with of movable sleeve 12 is the elastic connection area 15 of symmetric distribution, the son of one end fixedly connected with of one of them elastic connection area 15 is detained 18, the female knot 19 of one end fixedly connected with of another elastic connection area 15, one side fixedly connected with flexible pad 16 of elastic connection area 15, through-hole 17 that is evenly distributed is all seted up to elastic connection area 15 and flexible pad 16's inside, and through-hole 17 on the elastic connection area 15 is linked together with through-hole 17 on the flexible pad 16, the preferred silica gel material of flexible pad 16.

Further, tie up two elastic connecting band 15 in patient's shank, then through the cooperation between son knot 18 and the box 19, can connect two movable rods 5 to fix this device in patient's shank, and through the flexible pad 16 that sets up, can be more skin-friendly, thereby can not cause the patient to be uncomfortable because of tying up the shank for a long time, and can increase the gas permeability through-hole 17, further increase the travelling comfort.

The main duct 1 is provided with a thread 13 on the outside, a nut 14 is sleeved on the external thread of the thread 13, and the nut 14 is rotatably connected to one side of the movable sleeve 12.

Further, the nut 14 is rotated, and the nut 14 is matched with the thread 13 through threads, so that the movable sleeve 12 is driven to move outside the thread 13, the positions of the two elastic connecting bands 15 are adjusted, namely, the positions can be adjusted according to different patients, and the applicability of the device is improved.

The working principle and the using process of the utility model are as follows: when in use, firstly the fixed cover 7 is rotated, the fixed cover 7 is separated from the liquid injection pipe 4 through the thread fit between the fixed cover 7 and the liquid injection pipe 4, then the movable rod 5 is pulled by the handle 8, the movable rod 5 drives the sealing sleeve 6 to move, the sealing sleeve 6 moves to the rear part of the positive pressure joint 10, at the moment, the sealing cap 11 is rotated, the sealing cap 11 is taken down from the positive pressure joint 10 through the thread fit between the sealing cap 11 and the positive pressure joint 10, then medical personnel can connect the flushing liquid pipe with the liquid injection pipe 4 through the positive pressure joint 10, so as to flush the bladder, the liquid return in the liquid injection pipe 4 can be prevented through the arranged one-way valve 9, after the flushing is finished, the movable rod 5 is pushed, the sealing sleeve 6 moves, so as to plug the place where the positive pressure joint 10 is communicated with the liquid injection pipe 4, and ensure the sealing performance in the liquid injection pipe 4, then medical personnel rotate fixed lid 7 again, through fixed lid 7 and annotate the screw-thread fit between the liquid pipe 4 to fix fixed lid 7 on annotating liquid pipe 4, with the movable rod 5 rigidity, then connect 10 separation at washing liquid pipe and malleation, cup joint 11 screw threads of sealing cap on malleation connects 10 again, thereby further increase the leakproofness, reached high sealed effect from this.

When fixing this device, at first tie up two elastic connection area 15 at patient's shank, then cooperate between 18 and box 19 through son, can connect two elastic connection area 15, thereby fix this device at patient's shank, and through the flexible pad 16 that sets up, can be more close to the skin, thereby can not cause the patient to be uncomfortable because of tying up the shank for a long time, and can increase the gas permeability through-hole 17, further increase the travelling comfort, hold movable sleeve 12 simultaneously, rotate nut 14 again, through the screw-thread fit between nut 14 and thread tooth 13, thereby drive movable sleeve 12 and remove in the outside of thread tooth 13, with the position of adjusting two elastic connection area 15, can adjust according to different patients promptly, thereby increase the suitability of this device, better fixed effect has been reached from this.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a three chamber ureters of high confined of tail end, includes main duct (1), drainage tube (2), water injection pipe (3), annotates liquid pipe (4) and gasbag (20), main duct (1) and drainage tube (2) and annotate liquid pipe (4) homogeneous phase intercommunication, gasbag (20) cup joint the outside at main duct (1), water injection pipe (3) are passed main duct (1) and are linked together its characterized in that with gasbag (20): annotate the inside activity of liquid pipe (4) and pegged graft and have movable rod (5), the outside fixed seal cover (6) of having cup jointed of movable rod (5), movable rod (5) are in the inside of annotating liquid pipe (4) through seal cover (6) block, the outside screw thread of movable rod (5) has cup jointed fixed lid (7), fixed lid (7) threaded connection is in the one end of annotating liquid pipe (4), the outside intercommunication of annotating liquid pipe (4) has malleation to connect (10), the one end screw thread of malleation joint (10) has cup jointed sealing cap (11).

2. The three-cavity catheter with the high-closure tail end as claimed in claim 1, wherein: the movable rod (5) is fixedly connected with a handle (8) at one end outside the liquid injection pipe (4).

3. The three-cavity catheter with the high-closure tail end as claimed in claim 1, wherein: and a one-way valve (9) is arranged in the liquid injection pipe (4).

4. The three-cavity catheter with the high-closure tail end as claimed in claim 1, wherein: the outside of main duct (1) has cup jointed movable sleeve (12), the outside fixedly connected with of movable sleeve (12) is elastic connection area (15) of symmetric distribution, one of them the sub-knot of one end fixedly connected with (18) of elastic connection area (15), another the female knot of one end fixedly connected with (19) of elastic connection area (15).

5. The three-cavity catheter with the high-closure tail end as claimed in claim 4, wherein: one side fixedly connected with flexible pad (16) of elastic connection area (15), through-hole (17) that are evenly distributed are all seted up with the inside of flexible pad (16) in elastic connection area (15), and through-hole (17) on elastic connection area (15) are linked together with through-hole (17) on flexible pad (16).

6. The three-cavity catheter with the high-closure tail end as claimed in claim 5, wherein: the flexible pad (16) is made of silica gel.

7. The three-cavity catheter with the high-closure tail end as claimed in claim 4, wherein: the outside of main duct (1) is provided with screw thread (13), nut (14) have been cup jointed to the outside screw thread of screw thread (13), nut (14) rotate to be connected in one side of movable sleeve (12).