CN220110175U - Fetal pleural effusion drainage device and honeycomb duct - Google Patents

Abstract

The utility model is suitable for the technical field of medical equipment, and provides a fetal pleural effusion drainage device and a drainage pipe; a fetal pleural effusion drainage device comprising: an outer sheath; the inner sheath is arranged inside the outer sheath in a sliding manner along the length direction of the outer sheath; a draft tube arranged inside the inner sheath; the jacking pipe is arranged in the inner sheath in a sliding manner along the length direction of the inner sheath; the honeycomb duct and the jacking pipe are arranged at two ends of the inner sheath; one end of the jacking pipe far away from the honeycomb duct is arranged at the outer side of the inner sheath. According to the utility model, the honeycomb duct can be accurately arranged in the uterus of a pregnant woman by arranging the outer sheath, the inner sheath and the jacking pipe; by arranging the guide pipe, the effusion in the abdomen of the infant can be smoothly drained into the amniotic cavity of the uterus of the pregnant woman, and the guide pipe is respectively designed with a convex structure at the chest and the amniotic cavity of the fetus to prevent the guide pipe from slipping. Meanwhile, the length of the utility model is controllable, and the fetal grasping is avoided.

Description

Fetal pleural effusion drainage device and honeycomb duct

Technical Field

The utility model relates to the technical field of medical equipment, in particular to a fetal pleural effusion drainage device and a drainage pipe.

Background

Fetal pleural effusion may be caused by abnormalities in the immune system, or by abnormal lymphatic vessel formation.

The fetal hydrothorax needs to be discharged after the fetal hydrothorax, otherwise, the hydrothorax can be extracted in the past in a puncturing mode, but the fetal hydrothorax can appear again, the repeated puncturing can bring risks to the fetal, the common technology is to drain between the fetal hydrothorax and the amniotic cavity, no special drainage tube is clinically used at present, and only the drainage tube is replaced by a double J tube for urology surgery. The double J tube is too long and has no fixing device, which is easy to cause the risk of slipping to the amniotic cavity or slipping into the fetal chest. In order to solve the technical problem, a fetal pleural effusion-amniotic cavity drainage device and a drainage pipe are provided.

Disclosure of Invention

The utility model aims to provide a fetal pleural effusion drainage device, which aims to solve the problems in the background technology.

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

a fetal pleural effusion drainage device, comprising a middle tube;

wherein, the outer sides of the two ends of the middle pipe are provided with limiting structures;

the two end pipes are respectively arranged at two ends of the middle pipe; a plurality of through holes are uniformly distributed on the two end pipes, and the end pipe is in a hook structure.

As a further scheme of the utility model: the plurality of through holes are uniformly arranged on the outer side of the end pipe.

As still further aspects of the utility model: and developing structures for developing are arranged at two ends of the intermediate pipe.

As still further aspects of the utility model: the developing structure is a metal ring and is fixedly sleeved on the middle pipe.

As still further aspects of the utility model: the limiting structure is a plurality of protruding structures which are arranged on the outer side of the middle pipe in an array mode.

As still further aspects of the utility model: the convex structure is in a wing shape or a triangle shape.

As still further aspects of the utility model: the number of the protruding structures is four or five.

As still further aspects of the utility model: the end pipes at the two ends comprise a first end and a second end, wherein the first ends of the two end pipes are respectively connected with the corresponding side ends of the middle pipe; the second ends of the two end pipes are respectively arranged at two sides of the middle pipe.

In order to achieve the above object, the present utility model provides another technical solution as follows:

a fetal pleural effusion drainage device, comprising: an outer sheath;

the inner sheath is arranged inside the outer sheath in a sliding manner along the length direction of the outer sheath;

a draft tube arranged inside the inner sheath;

the jacking pipe is arranged in the inner sheath in a sliding manner along the length direction of the inner sheath; the honeycomb duct and the jacking pipe are arranged at two ends of the inner sheath; and one end of the jacking pipe, which is far away from the honeycomb duct, is arranged on the outer side of the inner sheath, and the jacking pipe is used for fixing the honeycomb duct and pulling back the inner sheath to release the honeycomb duct after the honeycomb duct reaches the position.

Compared with the prior art, the utility model has the beneficial effects that: by arranging the outer sheath, the inner sheath and the jacking pipe, the honeycomb duct can be accurately arranged in the pregnant woman; through the arrangement of the flow guide pipe, the liquid accumulation in the abdomen of the infant can be smoothly drained into amniotic fluid of a pregnant woman, and meanwhile, the length of the infant is controllable, so that the fetus is prevented from being grabbed.

Drawings

Fig. 1 is a schematic structural diagram of a flow guiding tube according to an embodiment of the present utility model.

Fig. 2 is a schematic perspective view of a fetal pleural effusion drainage device according to an embodiment of the present utility model.

Fig. 3 is a schematic diagram of an internal structure of a fetal pleural effusion drainage device according to an embodiment of the present utility model.

In the figure: 10-outer sheath, 20-inner sheath, 30-honeycomb duct, 40-top pipe, 301-middle pipe, 302-end pipe, 303-development structure, 304-limit structure and 305-through hole.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Example 1

Referring to fig. 1, in the structure of a flow guiding tube 30 provided in embodiment 1 of the present utility model, the flow guiding tube 30 includes a middle tube 301 and two end tubes 302 disposed at two ends of the middle tube 301; a plurality of through holes 305 are formed in each of the two end pipes 302. The two end tubes 302 are respectively left in the amniotic fluid of the fetal abdomen and the pregnant woman. This facilitates drainage of the ascites of the fetus into the amniotic fluid.

With continued reference to fig. 1, in the technical solution provided in the present utility model, the hook structure of the end tube 302 can increase the drainage area, improve the drainage efficiency, and also improve the stability of the drainage tube 30 in the body.

The flow guiding tube 30 may be a plastic hose.

As a preferred embodiment of the present utility model, the plurality of through holes 305 are uniformly arranged at the outer side of the end tube 302, so that drainage efficiency can be further improved.

As a preferred embodiment of the present utility model, both ends of the intermediate tube 301 are provided with developing structures 303 for developing. By providing the developing structure 303, the positions of both ends of the guide tube 30 can be found during the radiographic inspection, and the position where the intermediate tube 301 is placed can be accurately determined.

Next, as shown in fig. 1, as a preferred embodiment of the present utility model, the developing structure 303 may be a metal ring, and is fixedly sleeved on the intermediate tube 301, and more specifically, the developing structure 303 may be a metal ring made of a material such as stainless steel or titanium alloy.

To ensure a stable fit of the developing structure 303 over the intermediate tube 301. The developing structure 303 may be sleeved in an annular groove on the outer side of the intermediate tube 301. Thus, the developing structure 303 is prevented from sliding, and the positions of the two ends of the guide pipe 30 can be accurately acquired.

In order to further increase the stability of the flow guiding tube 30 in the body, the outer sides of the two ends of the middle tube 301 are provided with limiting structures 304. The limiting structure 304 can be clamped in the body, so that the displacement of the flow guide pipe 30 is avoided.

As a preferred embodiment of the present utility model, the limiting structure 304 may be a plurality of protruding structures arranged in an array outside the middle tube 301. The protruding structures may be wing-shaped or triangular in shape. Can be set according to the needs. The intermediate tube 301 is also made of soft rubber. More specifically, the protruding structures may be four, five or more, and the specific number may be set as needed.

As a preferred embodiment of the present utility model, the two-end pipes 302 each include a first end and a second end, wherein the first ends of the two-end pipes 302 are connected to the corresponding side ends of the intermediate pipe 301, respectively; the second ends of the two end pipes 302 are disposed on both sides of the intermediate pipe 301, respectively.

In some embodiments, the overall length of the draft tube 30 may be set to 4cm-12cm, so that excessive length is avoided. The distance between the developing structures 303 at both ends may be set to be between 2cm and 8 cm. The distance between the tip of the end tube 302 and the developing structure 303 on the corresponding side is 1cm-2 cm. The length of the protruding structure is between 0.5cm and 1 cm.

Example 2

Referring to fig. 2 and 3, a structure diagram of a fetal pleural effusion drainage device provided in embodiment 1 of the present utility model includes: an outer sheath 10, an inner sheath 20, and a draft tube 30; the inner sheath 20 is slidably disposed inside the outer sheath 10 along the length direction of the outer sheath 10; a flow guide pipe 30 and a jacking pipe 40 are arranged in the inner sheath 20; the guide pipe 30 and the jacking pipe 40 are arranged at two ends of the inner sheath 20; the jacking pipe 40 is arranged outside the inner sheath 20 at one end far away from the honeycomb duct 30, and the jacking pipe 40 is used for ejecting the honeycomb duct 30 from the inner sheath 20; the push pipe 40 is slidably disposed inside the inner sheath 20 along the longitudinal direction thereof. The outer sheath 10 and the inner sheath 20 are both tubular structures.

In the use process, firstly, puncture is carried out, and a guide wire is arranged at a position needing drainage through a puncture needle; inserting the outer sheath 10 to a drainage position through the guide wire, establishing a channel, and simultaneously taking out the guide wire; then inserting the inner sheath 20 into the outer sheath 10, allowing the inner sheath 20 to reach a predetermined position, and removing the inner sheath 20 from the body; finally, the draft tube 30 in the inner sheath 20 is ejected out through the jacking pipe 40, so that two ends of the draft tube 30 are respectively arranged in the fetal abdominal cavity and amniotic fluid of a pregnant woman.

According to the utility model, the honeycomb duct 30 can be accurately arranged in the pregnant woman body by arranging the outer sheath 10, the inner sheath 20 and the jacking pipe 40; by arranging the flow guide pipe 30, the liquid accumulation in the abdomen of the infant can be smoothly drained into amniotic fluid of a pregnant woman, and meanwhile, the length of the infant is controllable, so that the fetus is prevented from being grabbed.

In the description of the present utility model, it should 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", "axial", "radial", "circumferential", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings are merely for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the device or element being referred to must have a specific orientation, be configured and operated in a specific orientation, and therefore should not be construed as limiting the present utility model.

In the present utility model, unless explicitly specified and limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communicated with the inside of two elements or the interaction relationship of the two elements. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances.

In the present utility model, unless expressly stated or limited otherwise, a first feature "up" or "down" a second feature may be the first and second features in direct contact, or the first and second features in indirect contact via an intervening medium. Moreover, a first feature being "above," "over" and "on" a second feature may be a first feature being directly above or obliquely above the second feature, or simply indicating that the first feature is level higher than the second feature. The first feature being "under", "below" and "beneath" the second feature may be the first feature being directly under or obliquely below the second feature, or simply indicating that the first feature is less level than the second feature.

While embodiments of the present utility model have been shown and described above, it will be understood that the above embodiments are illustrative and not to be construed as limiting the utility model, and that variations, modifications, alternatives and variations may be made to the above embodiments by one of ordinary skill in the art within the scope of the utility model.

Claims (10)

1. A flow guide tube, characterized by comprising an intermediate tube (301);

wherein, both ends of the middle pipe (301) are provided with developing structures (303) for developing;

and two end pipes (302) respectively arranged at two ends of the middle pipe (301); a plurality of through holes (305) are formed in each of the two end pipes (302), and the end pipes (302) are in a hook structure.

2. A flow guiding tube according to claim 1, characterized in that a plurality of said through holes (305) are uniformly arranged outside the end tube (302).

3. A flow guiding tube according to claim 1, characterized in that the developing structure (303) is a metal ring and is fixedly sleeved on the intermediate tube (301).

4. A flow guide according to claim 3, characterized in that the development structure (303) is housed in an annular groove outside the intermediate tube (301).

5. A flow guiding tube according to claim 1, characterized in that the outer sides of the two ends of the intermediate tube (301) are provided with limiting structures (304).

6. A flow guiding tube according to claim 5, characterized in that the limit structure (304) is a plurality of protruding structures arranged in an array outside the intermediate tube (301).

7. The draft tube according to claim 6 wherein said bulge is wing-like or triangular in shape.

8. The draft tube according to claim 6 wherein said projection is four or five.

9. A flow guide tube according to claim 1, characterized in that the end tubes (302) at both ends each comprise a first end and a second end, wherein the first ends of the two end tubes (302) are connected to the respective side ends of the intermediate tube (301); the second ends of the two end pipes (302) are respectively arranged at two sides of the middle pipe (301).

10. A fetal pleural effusion drainage device, comprising:

an outer sheath (10);

an inner sheath (20) slidably disposed inside the outer sheath (10) along the longitudinal direction of the outer sheath (10);

the draft tube (30) according to any one of claims 1-9, disposed inside the inner sheath (20);

the jacking pipe (40) is arranged in the inner sheath (20) in a sliding manner along the length direction of the inner sheath (20); the guide pipe (30) and the jacking pipe (40) are arranged at two ends of the inner sheath (20); one end of the jacking pipe (40) far away from the guide pipe (30) is arranged on the outer side of the inner sheath (20), the jacking pipe (40) is used for fixing the guide pipe (30) after the guide pipe (30) reaches the position, and the inner sheath (20) is pulled back to release the guide pipe (30).