CN218853313U

CN218853313U - Disposable flushing drainage catheter

Info

Publication number: CN218853313U
Application number: CN202222019095.4U
Authority: CN
Inventors: 吴国青; 黄婷
Original assignee: Individual
Current assignee: Individual
Priority date: 2022-08-02
Filing date: 2022-08-02
Publication date: 2023-04-14
Anticipated expiration: 2032-08-02

Abstract

The utility model discloses a disposable flushing drainage catheter, belonging to the field of medical apparatus and instruments, comprising an external shell, a three-way pipe component, a three-way valve, a rotary adjusting mechanism and a hollow pipe; the three-way pipe assembly comprises a three-way shell, and a flushing pipe, a suction pipe and a communicating pipe which are respectively and fixedly connected with three ports of the three-way shell, wherein the three-way valve is rotationally arranged in the three-way shell, and the communicating pipe is connected with the hollow pipe; the three-way valve is connected with a rotating shaft, and the rotating shaft is connected with a rotary adjusting mechanism after penetrating through the outer shell; a sealing sliding sleeve is arranged between the three-way valve and the three-way valve, three ports of the three-way valve are fixedly connected with convex rings, and the sealing sliding sleeve is provided with three insertion through holes matched with the convex rings; the utility model discloses set up sealed sliding sleeve between tee bend casing and three-way valve, the leakproofness between reinforcing tee bend casing and the three-way valve increases and rotates the damping, solves not hard up, the overflow problem of leaking that three-way valve and tee bend casing direct contact caused.

Description

Disposable flushing drainage catheter

Technical Field

The utility model relates to the technical field of medical equipment, in particular to a disposable flushing drainage catheter.

Background

After abdominal operation, usually, an abdominal cavity flushing drainage technology is adopted to remove necrotic tissues, effusion, hematocele and pus in a cavity, reduce the number of bacteria in the abdominal cavity, reduce the formation factors of intestinal adhesion and abscess, prevent the effusion from accumulating in the abdominal cavity to cause infection, prevent intestinal fistula digestive juice from corroding important organs and the like, so as to reduce the infection rate and death rate of wounds and shorten the recovery process.

The ultrasonic diagnosis detector with the flushing function for the laparoscope is specially beneficial to the laparoscope with the flushing function in 2018, 06 and 22 months, and comprises an ultrasonic probe, a flushing pipe side hole, an ultrasonic probe cable, a flushing pipe, an ultrasonic wire plug, a three-way valve, a water inlet pipeline and a water suction pipeline, wherein the publication number of the Chinese utility model is CN 207520149U; the ultrasonic probe is a head end semicircular probe of a diagnostic detector; the side hole of the flushing pipe is a liquid inlet and outlet side hole at the head end of the flushing pipe; the three-way valve is a valve with adjustable flushing and sucking functions; the water inlet pipeline and the water suction pipeline are flushable and absorbable liquid pipelines.

The defect of above-mentioned scheme lies in, first, three-way valve and tee bend casing direct contact are not hard up easily, and the leakproofness is limited, and easy liquid is excessive among the washing process, and the second, push-down adjustment mechanism mistake easily touches, causes inconvenience, and the third does not have complete outside casing, is difficult for taking, and fourth, adjustment mechanism do not set up the locating part, difficult operation.

SUMMERY OF THE UTILITY MODEL

The utility model aims at the problem that prior art exists, provide a disposable washing drainage catheter, set up sealed sliding sleeve between tee bend casing and three-way valve, strengthen the leakproofness between tee bend casing and the three-way valve, increase and rotate the damping, solve not hard up, the overflow leakage problem that three-way valve and tee bend casing direct contact caused.

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

the disposable flushing drainage catheter comprises an external shell, a three-way pipe assembly, a three-way valve, a rotary adjusting mechanism and a hollow pipe; the three-way pipe assembly comprises a three-way shell, and a flushing pipe, a suction pipe and a communicating pipe which are respectively and fixedly connected with three ports of the three-way shell, wherein the three-way valve is rotatably arranged in the three-way shell; the outer shell is clamped and fixed with the three-way pipe assembly, one ends of the flushing pipe, the suction pipe and the communicating pipe extend out of the outer side of the outer shell, and the communicating pipe is connected with the hollow pipe; the three-way valve is connected with a rotating shaft, and the rotating shaft is connected with a rotary adjusting mechanism after penetrating through the outer shell; be equipped with sealed sliding sleeve between tee bend casing and the three-way valve, the equal fixedly connected with bulge loop in three port department of three-way valve, sealed sliding sleeve be equipped with bulge loop complex three grafting through-hole, the lateral wall of sealed sliding sleeve and the inside wall sliding seal of tee bend casing are connected, the inside wall of sealed sliding sleeve and the sealed butt of lateral wall of three-way valve.

The improvement point and the advantage of the scheme are that:

set up sealed sliding sleeve between tee bend casing and three-way valve, the three-way valve drives sealed sliding sleeve through setting up the bulge loop at the port and rotates, and sealed sliding sleeve is used for strengthening the leakproofness between tee bend casing and the three-way valve, increases and rotates the damping, avoids the not hard up that three-way valve and tee bend casing direct contact caused, overflow the hourglass problem, and the three-way valve can adopt different material preparation respectively with sealed sliding sleeve to reduce cost.

The three-way valve can be made of materials such as polycarbonate, and the sealing sliding sleeve can be made of materials such as silicon rubber.

The outside casing includes spherical shell portion, and rotation regulation mechanism includes the arc ear area, and the shape in arc ear area suits with spherical shell portion, and the both ends in arc ear area all are connected with the otic placode, one side of otic placode be equipped with pivot complex socket, the opposite side can be dismantled and be connected with the ear muff, the both ends of pivot are worn out and are connected both sides otic placode from spherical shell portion's both sides respectively. Through setting up rotation regulation mechanism to similar earphone formula structure, conveniently stir the regulation, set up the ear muff outside the otic placode, the ear muff lateral surface sets up the cambered surface for avoid scraping the hand.

One side of tee bend casing is equipped with the arc spacing groove, and the three-way valve is connected with the limiting plate, and the limiting plate passes the arc spacing groove, and the tip of limiting plate is equipped with the pothook, the lateral wall butt of pothook and arc spacing groove. Through setting up the arc spacing groove at the tee bend casing, the three-way valve is connected with the limiting plate, carries out accurate state spacing to the three-way valve, and when the limiting plate moved arc spacing groove both ends, just corresponded two kinds of break-make states of three-way valve, simplified regulation operation.

The end part of the communicating pipe is in threaded connection with a cover cap, the other end of the cover cap is connected with a fixed sleeve, and the hollow pipe is inserted into the fixed sleeve and is in interference connection with the fixed sleeve. Through the arrangement of the cap and the fixed sleeve, the hollow pipe is convenient to disassemble.

The outer shell is of a half-and-half detachable structure, and is convenient to mount and dismount. The flushing pipe and the communicating pipe are coaxially arranged, so that water can be flushed out conveniently, and the flow suction pipe is perpendicular to the flushing pipe. The outside casing is T type tubular construction, and the both sides of the one end body of T type tubular construction are equipped with the sand grip, and the sand grip is convenient for hold between the fingers.

The utility model discloses the theory of operation does:

the flushing pipe is connected with an external flushing device, the flow suction pipe is connected with an external negative pressure device, and when flushing is needed, the position of the three-way valve is adjusted by stirring the rotary adjusting mechanism, so that the flushing pipe is communicated with the communicating pipe, and the flow suction pipe is closed; when drainage is needed, the position of the three-way valve is adjusted by stirring the rotary adjusting mechanism, so that the suction pipe is communicated with the communicating pipe, and the flushing pipe is closed.

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

1. the sealing sliding sleeve is arranged between the three-way casing and the three-way valve, the three-way valve drives the sealing sliding sleeve to rotate by arranging the convex ring at the port, the sealing sliding sleeve is used for enhancing the sealing property between the three-way casing and the three-way valve and increasing the rotational damping, the problems of looseness and overflow and leakage caused by direct contact between the three-way valve and the three-way casing are avoided, and the three-way valve and the sealing sliding sleeve can be respectively made of different materials so as to reduce the cost;

2. the rotary adjusting mechanism is of an earphone-like structure, so that the rotary adjusting mechanism is convenient to stir and adjust, the earmuffs are arranged outside the ear plates, and the outer side surfaces of the earmuffs are provided with cambered surfaces for avoiding hand scraping;

3. through setting up the arc spacing groove at the tee bend casing, the three-way valve is connected with the limiting plate, carries out accurate state spacing to the three-way valve, and when the limiting plate moved arc spacing groove both ends, just corresponded two kinds of break-make states of three-way valve, simplified regulation operation.

Drawings

FIG. 1 is a perspective view of the disposable irrigation drainage catheter of the present invention;

FIG. 2 is a partial cross-sectional view of the disposable irrigation drainage catheter of the present invention;

FIG. 3 is an exploded view of the disposable irrigation drainage catheter of the present invention;

in the figure: 1. an outer housing; 2. a three-way valve; 3. a hollow pipe; 4. a three-way housing; 5. a flushing pipe; 6. a suction pipe; 7. a communicating pipe; 8. a rotating shaft; 9. sealing the sliding sleeve; 10. a convex ring; 11. a convex strip; 12. a spherical housing portion; 13. an arc-shaped ear band; 14. an ear plate; 15. ear muffs; 16. an arc-shaped limiting groove; 17. a limiting plate; 18. capping; 19. and fixing the sleeve.

Detailed Description

The technical solution of the present invention will be described clearly and completely with reference to the accompanying drawings, and obviously, the described embodiments are only some embodiments, not all embodiments of the present invention. Based on the embodiments of the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "upper", "lower", "left", "right", "top", "bottom", "inner", "outer", "horizontal", "vertical", and the like indicate orientations or positional relationships that are all based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention.

As shown in fig. 1 to 3, the disposable irrigation drainage catheter comprises an outer shell 1, a three-way pipe assembly, a three-way valve 2, a rotary adjusting mechanism and a hollow pipe 3; the three-way pipe assembly comprises a three-way shell 4, and a flushing pipe 5, a flow suction pipe 6 and a communicating pipe 7 which are respectively and fixedly connected with three ports of the three-way shell 4, wherein the three-way valve 2 is rotatably arranged in the three-way shell 4; the external shell 1 is clamped and fixed with the three-way pipe assembly, one ends of the flushing pipe 5, the flow suction pipe 6 and the communicating pipe 7 extend out of the outer side of the external shell 1, and the communicating pipe 7 is connected with the hollow pipe 3; the three-way valve 2 is connected with a rotating shaft 8, and the rotating shaft 8 is connected with a rotary adjusting mechanism after penetrating through the outer shell 1; be equipped with sealed sliding sleeve 9 between tee bend casing 4 and the three-way valve 2, the equal fixedly connected with bulge loop 10 of three port department of three-way valve 2, sealed sliding sleeve 9 be equipped with bulge loop 10 complex three grafting through-hole, sealed sliding sleeve 9's lateral wall and tee bend casing 4's inside wall sliding seal are connected, sealed sliding sleeve 9's inside wall and three-way valve 2's the sealed butt of lateral wall.

The improvement point and the advantage of the scheme are that:

set up sealed sliding sleeve 9 between tee bend casing 4 and three-way valve 2, three-way valve 2 drives sealed sliding sleeve 9 through setting up bulge loop 10 at the port and rotates, and sealed sliding sleeve 9 is used for strengthening the leakproofness between tee bend casing 4 and the three-way valve 2, increases and rotates the damping, avoids the not hard up that three-way valve 2 and the 4 direct contact of tee bend casing caused, the overflow problem of leaking, and three-way valve 2 can adopt different material preparation respectively with sealed sliding sleeve 9 to reduce cost.

The three-way valve 2 can be made of polycarbonate and the sealing sliding sleeve 9 can be made of silicon rubber.

Outside casing 1 includes spherical casing portion 12, and rotation regulation mechanism includes arc ear area 13, and the shape and the spherical casing portion 12 of arc ear area 13 suit, and the both ends of arc ear area 13 all are connected with otic placode 14, and one side of otic placode 14 is equipped with 8 complex sockets of pivot, and the opposite side can be dismantled and be connected with ear muff 15, and the both ends of pivot 8 are worn out and are connected both sides otic placode 14 from the both sides of spherical casing portion 12 respectively. Through setting up rotation regulation mechanism to similar earphone formula structure, conveniently stir the regulation, set up the ear muff outside the otic placode, the ear muff lateral surface sets up the cambered surface for avoid scraping the hand.

One side of tee bend casing 4 is equipped with arc spacing groove 16, and three-way valve 2 is connected with limiting plate 17, and limiting plate 17 passes arc spacing groove 16, and limiting plate 17's tip is equipped with the pothook, and the lateral wall butt of pothook and arc spacing groove 16. Through setting up arc spacing groove 16 at tee bend casing 4, three-way valve 2 is connected with limiting plate 17, carries out accurate state spacing to three-way valve 2, and limiting plate 17 just corresponds two kinds of on-off states of three-way valve 2 when moving to arc spacing groove 16 both ends, simplifies the regulation operation.

The end part of the communicating pipe 7 is connected with a cover cap 18 through screw threads, the other end of the cover cap 18 is connected with a fixed sleeve 19, and the hollow pipe 3 is inserted into the fixed sleeve 19 and is in interference connection with the fixed sleeve 19. The hollow tube 3 is convenient to disassemble by arranging the cover cap 18 and the fixed sleeve 19.

The outer shell 1 is of a half-and-half detachable structure, and is convenient to mount and dismount. The flushing pipe 5 and the communicating pipe 7 are coaxially arranged, so that water can be flushed out conveniently, and the flow suction pipe 6 is perpendicular to the flushing pipe 5. The outside casing 1 is T type tubular construction, and the both sides of the one end body of T type tubular construction are equipped with sand grip 11, and sand grip 11 is convenient for hold between the fingers.

The utility model discloses the theory of operation does:

the flushing pipe 5 is connected with an external flushing device, the flow suction pipe 6 is connected with an external negative pressure device, and when flushing is needed, the position of the three-way valve 2 is adjusted by stirring the rotary adjusting mechanism, so that the flushing pipe 5 is communicated with the communicating pipe 7, and the flow suction pipe 6 is closed; when drainage is needed, the position of the three-way valve 2 is adjusted by stirring the rotary adjusting mechanism, so that the flow suction pipe 6 is communicated with the communicating pipe 7, and the flushing pipe 5 is closed.

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 invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The disposable flushing drainage catheter is characterized by comprising an external shell (1), a three-way pipe component, a three-way valve (2), a rotary adjusting mechanism and a hollow pipe (3);

the three-way pipe assembly comprises a three-way shell (4), and a flushing pipe (5), a flow suction pipe (6) and a communicating pipe (7) which are respectively and fixedly connected with three ports of the three-way shell (4), wherein the three-way valve (2) is rotatably arranged in the three-way shell (4);

the outer shell (1) is clamped and fixed with the three-way pipe assembly, one ends of the flushing pipe (5), the suction pipe (6) and the communicating pipe (7) extend out of the outer side of the outer shell (1), and the communicating pipe (7) is connected with the hollow pipe (3);

the three-way valve (2) is connected with a rotating shaft (8), and the rotating shaft (8) is connected with the rotary adjusting mechanism after penetrating through the outer shell (1);

its characterized in that, tee bend casing (4) with be equipped with sealed sliding sleeve (9) between three-way valve (2), the equal fixedly connected with bulge loop (10) of three port department of three-way valve (2), sealed sliding sleeve (9) be equipped with the three grafting through-hole of bulge loop (10) complex, the lateral wall of sealed sliding sleeve (9) with the inside wall sliding seal of tee bend casing (4) connects, the inside wall of sealed sliding sleeve (9) with the sealed butt of lateral wall of three-way valve (2).

2. The disposable irrigation drainage catheter as recited in claim 1, wherein the outer housing (1) comprises a spherical housing part (12), the rotation adjustment mechanism comprises an arc-shaped ear band (13), the arc-shaped ear band (13) is shaped to fit with the spherical housing part (12), both ends of the arc-shaped ear band (13) are connected with ear plates (14), one side of each ear plate (14) is provided with a socket matched with the rotating shaft (8), the other side of each ear plate is detachably connected with an ear cover (15), and both ends of the rotating shaft (8) respectively penetrate out of both sides of the spherical housing part (12) and are connected with the ear plates (14).

3. The disposable irrigation drainage catheter as recited in claim 1, wherein one side of the three-way housing (4) is provided with an arc-shaped limiting groove (16), the three-way valve (2) is connected with a limiting plate (17), the limiting plate (17) passes through the arc-shaped limiting groove (16), the end of the limiting plate (17) is provided with a hook, and the hook abuts against the outer side wall of the arc-shaped limiting groove (16).

4. The disposable irrigation drainage catheter as recited in claim 1, wherein a cap (18) is connected to the end of the communicating tube (7) in a threaded manner, the other end of the cap (18) is connected with a fixing sleeve (19), and the hollow tube (3) is inserted into the fixing sleeve (19) and is connected with the fixing sleeve (19) in an interference manner.

5. The disposable irrigation drainage catheter of claim 1, wherein the outer housing (1) is of a semi-detachable construction.

6. The disposable irrigation drainage catheter of claim 1, wherein the irrigation tube (5) and the communicating tube (7) are coaxially arranged, and the aspiration tube (6) is perpendicular to the irrigation tube (5).

7. The disposable irrigation drainage catheter of claim 1, wherein the outer shell (1) is a T-shaped tube structure, and both sides of one end of the tube body of the T-shaped tube structure are provided with raised strips (11).