CN219783314U - Drainage tube capable of flushing focus - Google Patents

Abstract

The utility model discloses a drainage tube capable of flushing focus, which comprises a flushing tube, a conical tube, a flushing hole, external threads, an internal thread tube, a limiting ring, a first depth scale, a liquid inlet tube, a sealing ring, a drainage tube, a conical surface, a negative pressure tube, an external thread tube, a rubber membrane, a sealing cover, a connecting belt, a puncture needle, a handle, a second depth scale, a transparent movable ring and a spring. The drainage tube has the advantages of simple structure and reasonable design, not only has the functions of drainage and focus flushing, but also can be installed cleanly and efficiently, and meanwhile, the drainage tube can be stably limited after being installed.

Description

Drainage tube capable of flushing focus

[ field of technology ]

The utility model relates to the technical field of drainage tubes capable of flushing focus, in particular to the technical field of drainage tubes capable of flushing focus.

[ background Art ]

The breast abscess is characterized in that pus in an infected area is removed, a doctor usually adopts a puncture tube negative pressure drainage mode to extract the pus when the pus is removed, but the traditional puncture drainage device is usually in a split arrangement, needs to puncture firstly by the doctor, and then sequentially sleeve and insert drainage tubes, cleaning tubes and the like with different functions, so that the operation of puncture drainage is very troublesome, the workload of the doctor is increased, and the efficiency of the doctor drainage operation is reduced.

For this reason, application No. 202122763894.8 discloses a double-cannula, band-irrigation, breast abscess puncture drainage negative pressure device which, although focusing the irrigation drainage structure on one tube, still has the following drawbacks;

(1) the pipeline insertion end of the device is a flat port, which is not beneficial to the rapid insertion of the pipeline into the wound;

(2) the annular base pad for limiting the pipeline of the device is in sliding connection with the outer sleeve, and the limiting performance of the annular base pad is insufficient;

(3) after the puncture needle is required to be taken out, the drainage straight tube and the connecting tube are in a communication state, if pus in a focus is in a pressed state, the pus easily flows out along the communicated drainage straight tube and the connecting tube, and the environment at the connecting tube is polluted;

(4) after the puncture needle is taken out, the device can connect the connecting pipe with the negative pressure pipe, and is complex.

[ utility model ]

The utility model aims to solve the problems in the prior art and provides the drainage tube capable of flushing the focus, which not only has the functions of drainage and focus flushing, but also can be installed cleanly and efficiently, and meanwhile, the drainage tube can be stably limited after being installed.

In order to achieve the above purpose, the utility model provides a drainage tube capable of flushing focus, which comprises a flushing tube, a conical tube, flushing holes, external threads, an internal thread tube, a limiting ring, a first depth scale, a liquid inlet tube, a sealing ring, a drainage tube, a conical surface, a negative pressure tube, an external thread tube, a rubber membrane, a sealing cover, a connecting belt, a puncture needle, a handle, a second depth scale, a transparent movable ring and a spring.

Preferably, the conical tube outer wall is coplanar with the conical surface outer wall.

Preferably, the plurality of flushing holes are uniformly distributed in a circular shape by taking the axis of the flushing pipe as the center of a circle.

Preferably, the external thread minor diameter is larger than or equal to the outer diameter of the flushing pipe, and the inner hole of the limiting ring is provided with a sealing ring which is adaptive to the outer wall of the flushing pipe.

Preferably, the inner diameter of the externally threaded tube is larger than that of the drainage tube.

Preferably, the sealing cover is in threaded fit with the externally threaded pipe.

The utility model has the beneficial effects that: the drainage tube has the advantages of simple structure and reasonable design, not only has the functions of drainage and focus flushing, but also can be installed cleanly and efficiently, and meanwhile, the drainage tube can be stably limited after being installed; the conical structure can guide the insertion ends of the flushing pipe and the drainage pipe by arranging the conical pipe and the conical surface, wherein the outer wall of the conical pipe is coplanar with the outer wall of the conical surface, so that the flushing pipe and the drainage pipe can be conveniently and rapidly inserted into a wound; by arranging the external thread and the internal thread pipe, the limit ring and the outer pipe wall of the flushing pipe are in threaded connection, compared with the limit ring which directly slides on the outer wall of the flushing pipe, the limit ring can move more stably on the outer pipe wall of the flushing pipe by adopting a threaded connection structure, and the limit of the flushing pipe at a wound is facilitated; through the arrangement of the rubber membrane, the upper port of the external thread tube forms the structure identical to the blood inlet of the blood collection tube, when the puncture needle is removed, the rubber membrane can intercept pus flowing into the external thread tube due to overlarge pressure, and meanwhile, if the drainage tube is blocked, the injector can be inserted into the upper port of the drainage tube to suck the pus after penetrating through the rubber membrane, so that the drainage tube can be quickly dredged; through set up inserted hole (external screw thread pipe) and the negative pressure pipe of pjncture needle respectively in the drainage tube upper end, can avoid the interface of negative pressure pipe and the inserted hole mutual interference of pjncture needle, after the pjncture needle removes, directly screw on the sealed lid at external screw thread pipe can, do benefit to the quick installation of drainage tube.

The features and advantages of the present utility model will be described in detail by way of example with reference to the accompanying drawings.

[ description of the drawings ]

FIG. 1 is a schematic cross-sectional front view of a drainage tube of the present utility model for irrigating a lesion.

[ detailed description ] of the utility model

Referring to fig. 1, the drainage tube capable of flushing focus comprises a flushing tube 1, a conical tube 11, a flushing hole 111, an external thread 12, an internal thread tube 13, a limiting ring 14, a first depth scale 15, a liquid inlet tube 16, a sealing ring 17, a drainage tube 2, a conical surface 21, a negative pressure tube 22, an external thread tube 23, a rubber film 24, a sealing cover 25, a connecting belt 26, a puncture needle 3, a handle 31, a second depth scale 32, a transparent movable ring 33 and a spring 34, wherein a coaxial drainage tube 2 is arranged in an inner hole of the flushing tube 1, a liquid inlet cavity 10 is formed between the inner hole of the flushing tube 1 and the side wall of the drainage tube 2, the upper end of the drainage tube 2 extends out from the upper end of the flushing tube 1, the lower end face of the drainage tube 2 is upwards inclined to form the conical surface 21, the coaxial conical tube 11 is connected between the lower end of the flushing tube 1 and the lower end of the drainage tube 2, the conical tube 11 is provided with a plurality of flushing holes 111, the lower end of the side wall of the flushing tube 1 is provided with the first depth scale 15, the upper end of the side wall of the flushing pipe 1 is provided with an external thread 12, a coaxial internal thread pipe 13 is screwed on the external thread 12, the bottom end of the internal thread pipe 13 is provided with a limiting ring 14 sleeved on the flushing pipe 1, the side wall of the flushing pipe 1 above the external thread 12 is provided with a liquid inlet pipe 16 connected with a liquid inlet cavity 10, a drainage pipe 2 is connected between the upper port of the flushing pipe 1 and the side wall of the drainage pipe 2, the side wall of the drainage pipe 2 above the flushing pipe 1 is provided with a negative pressure pipe 22, the upper port of the flushing pipe 1 is provided with an external thread pipe 23, the upper port of the external thread pipe 23 is provided with a rubber membrane 24, the side of the external thread pipe 23 is provided with a corresponding sealing cover 25, a connecting belt 26 is connected between the back of the sealing cover 25 and the bottom end of the external thread pipe 23, the inner hole of the drainage pipe 2 is provided with a puncture needle 3 penetrating through the rubber membrane 24, the top end of the puncture needle 3 is provided with a handle 31, the body of the puncture needle 3 above the external thread pipe 23 is sleeved with a transparent ring 33, a spring 34 sleeved on the body of the puncture needle 3 is connected between the handle 31 and the transparent movable ring 33, and a second depth scale 32 is arranged at the upper end of the side wall of the puncture needle 3.

Wherein the outer wall of the conical tube 11 is coplanar with the outer wall of the conical surface 21.

Wherein, the plurality of flushing holes 111 are uniformly distributed in a circumference shape by taking the axis of the flushing pipe 1 as the center of a circle.

The minor diameter of the external thread 12 is larger than or equal to the outer diameter of the flushing pipe 1, and a sealing ring 141 which is adapted to the outer wall of the flushing pipe 1 is arranged in the inner hole of the limiting ring 14.

Wherein the inner diameter of the externally threaded tube 23 is larger than that of the drainage tube 2.

Wherein the sealing cover 25 is in threaded fit with the externally threaded pipe 23.

The working process of the utility model comprises the following steps:

in the working process of the drainage tube capable of flushing a focus, firstly, a puncture needle 3, a flushing tube 1 and a drainage tube 2 are aligned to skin to be punctured, then a handle 31 is pushed to push down the puncture needle 3, a part of thrust force can be counteracted by a spring 34, the puncture depth of the puncture needle 3 is prevented from being too deep due to the fact that the thrust force is too large, the puncture depth of the puncture needle 3 can be known by observing a second depth scale 32 through a transparent movable ring 33, then the flushing tube 1 and the drainage tube 2 are pushed into a wound, the first depth scale 15 enables the insertion depth of the flushing tube 1 to be accurately controlled, then an internal thread tube 13 is rotated to enable a limiting ring 14 to be pressed on the surface of the skin, a thread connection structure enables the limiting ring 14 to be more stably fixed on the flushing tube 1, then the puncture needle 3 is removed, pus is prevented from overflowing from an upper port of the internal thread tube 13 under the action of a rubber membrane 24, then a sealing cover 25 is screwed on an external thread tube 23, pus in the focus is discharged through a negative pressure device, and a cleaning liquid is injected into the focus through a negative pressure tube 22.

The drainage tube has the advantages of simple structure and reasonable design, not only has the functions of drainage and focus flushing, but also can be installed cleanly and efficiently, and meanwhile, the drainage tube can be stably limited after being installed; the conical tube 11 and the conical surface 21 are arranged, the outer wall of the conical tube 11 is coplanar with the outer wall of the conical surface 21, and the conical structure can guide the insertion ends of the flushing tube 1 and the drainage tube 2, so that the flushing tube 1 and the drainage tube 2 can be quickly inserted into a wound; by arranging the external thread 12 and the internal thread pipe 13, the limit ring 14 and the outer pipe wall of the flushing pipe 1 can be connected by threads, compared with the limit ring 14 which directly slides on the outer wall of the flushing pipe 1, the limit ring 14 can move more stably on the outer pipe wall of the flushing pipe 1 by adopting a threaded connection structure, and the limit of the flushing pipe 1 at a wound is facilitated; by arranging the rubber membrane 24, the upper port of the external thread tube 23 forms the same structure as the blood inlet of the blood collection tube, when the puncture needle 3 is removed, the rubber membrane 24 can intercept pus flowing into the external thread tube 23 due to overlarge pressure, and meanwhile, if the drainage tube 2 is blocked, the injector can be inserted into the upper port of the drainage tube 2 to suck the pus after passing through the rubber membrane 24, so that the drainage tube 2 can be quickly dredged; through setting up inserted port (external screw thread pipe 23) and the negative pressure pipe 22 of pjncture needle 3 respectively in drainage tube 2 upper end, can avoid the interface of negative pressure pipe 22 and the inserted port mutual interference of pjncture needle 3, after pjncture needle 3 removes, directly screw up sealed lid 25 can at external screw thread pipe 23, do benefit to the quick installation of drainage tube.

The above embodiments are illustrative of the present utility model, and not limiting, and any simple modifications of the present utility model fall within the scope of the present utility model.

Claims (6)

1. Drainage tube that can wash focus, its characterized in that: including wash pipe (1), conical tube (11), wash hole (111), external screw thread (12), internal screw thread pipe (13), spacing ring (14), first degree of depth scale (15), feed liquor pipe (16), sealing ring (17), drainage tube (2), conical surface (21), negative pressure pipe (22), external screw thread pipe (23), rubber membrane (24), sealed lid (25), connecting band (26), pjncture needle (3), handle (31), second degree of depth scale (32), transparent expansion ring (33), spring (34), wash pipe (1) hole is equipped with coaxial drainage tube (2), form feed liquor chamber (10) between wash pipe (1) hole and drainage tube (2) lateral wall, the upper end of drainage tube (2) stretches out from wash pipe (1) upper end, the terminal surface tilt up forms conical surface (21) under the drainage tube (2), even have coaxial conical tube (11) between wash pipe (1) lower port and drainage tube (2), be equipped with a plurality of wash hole (111) on conical tube (11), wash pipe (1) lateral wall lower extreme is equipped with first degree of depth scale (15), wash pipe (1) hole and drainage tube (12) lateral wall is equipped with external screw thread (12) on the coaxial lateral wall, the utility model provides a stop collar (14) of cover on wash pipe (1) are equipped with on wash pipe (13) bottom, be equipped with on wash pipe (1) lateral wall of external screw thread (12) top with feed liquor chamber (10) continuous feed liquor pipe (16), even be equipped with drainage tube (2) between port and drainage tube (2) lateral wall on wash pipe (1), drainage tube (2) lateral wall above wash pipe (1) is equipped with negative pressure pipe (22), the port is equipped with external screw thread pipe (23) on wash pipe (1), the port is equipped with rubber membrane (24) on external screw thread pipe (23), external screw thread pipe (23) side is equipped with sealed lid (25) that suits, even be equipped with connecting band (26) between sealed lid (25) back and external screw thread pipe (23) bottom, the puncture needle (3) that the hole is equipped with and pass through rubber membrane (24) on puncture needle (3) top is equipped with handle (31), the cover is equipped with transparent expansion ring (33) on the body of rod of puncture needle (3) above external screw thread pipe (23), even be equipped with between handle (31) and transparent expansion ring (33) on the body of rod (34) on the second lateral wall (32).

2. A catheter for irrigatable focus as claimed in claim 1, wherein: the outer wall of the conical tube (11) is coplanar with the outer wall of the conical surface (21).

3. A catheter for irrigatable focus as claimed in claim 1, wherein: the flushing holes (111) are uniformly distributed in a circumferential shape by taking the axis of the flushing pipe (1) as the center of a circle.

4. A catheter for irrigatable focus as claimed in claim 1, wherein: the minor diameter of the external thread (12) is larger than or equal to the outer diameter of the flushing pipe (1), and a sealing ring (141) which is matched with the outer wall of the flushing pipe (1) is arranged in the inner hole of the limiting ring (14).

5. A catheter for irrigatable focus as claimed in claim 1, wherein: the inner diameter of the external thread tube (23) is larger than that of the drainage tube (2).

6. A catheter for irrigatable focus as claimed in claim 1, wherein: the sealing cover (25) is in threaded fit with the externally threaded pipe (23).