CN217908469U

CN217908469U - Multifunctional adapter

Info

Publication number: CN217908469U
Application number: CN202221240938.7U
Authority: CN
Inventors: 文平; 何文
Original assignee: Shenzhen Painuova Medical Technology Co ltd
Current assignee: Shenzhen Painuova Medical Technology Co ltd
Priority date: 2022-05-23
Filing date: 2022-05-23
Publication date: 2022-11-29
Anticipated expiration: 2032-05-23

Abstract

The utility model provides a multifunctional adapter, which comprises a T valve, a sealing plug, a sealing cap, a Ruhr joint and a sealing cap, wherein a T-shaped internal channel is arranged in the T valve, and the T valve comprises a first connecting end, a second connecting end and a third connecting end which can be used for inserting a bougie module with a monitoring function; the first connecting end is connected with a luer connector, and the luer connector is connected with a plugging cap; the second connecting end is connected with a sealing cap, and the sealing cap is provided with an inlet for the monitoring sensor to penetrate into the internal channel; the fixing cap is sleeved outside the third connecting end and detachably connected with the third connecting end, the lower end of the fixing cap is provided with an inlet end used for the drainage catheter to penetrate into and be connected with the third connecting end, and the end part of the third connecting end is provided with a sealing connection joint connected with the drainage catheter. Adopt the technical scheme of the utility model, can carry out the drainage alone, can also, when carrying out the drainage, carry out real-time supervision simultaneously.

Description

Multifunctional adapter

Technical Field

The utility model relates to the technical field of medical equipment, especially, relate to a multifunctional adapter.

Background

Cerebrospinal fluid drainage is one of the most common treatment techniques in neurosurgery. The cerebral ventricular drainage technology is usually adopted for clinical treatment, the volume of cerebrospinal fluid can be adjusted, and the intracranial pressure can be effectively relieved. At present, in the drainage catheter connecting piece commonly used in the market, one end of the connecting piece is a tip end which can be inserted into a drainage catheter, and the other end of the connecting piece is a luer connector. When in use, the connecting piece penetrates into the inner walls of the drainage catheters and is bound by the operation suture; then the luer end of the connector is connected with an extracorporeal drainage device. The mode has small connecting force, and the drainage catheter is easy to fall off even after being bound by the operation suture. Inconvenience is brought to nursing work. Moreover, the connecting piece only plays a single role in connection, and if the patient needs to be monitored, the monitoring module is inserted after the patient is punctured again for monitoring.

Currently, the clinically common modes for simultaneously monitoring intracranial physiological parameters and draining extracerebral fluid are: (1) A sensor is added in an external drainage pipeline for ventricular external drainage, but the monitoring data is inaccurate in the mode, and the application value is not high; (2) The intracranial monitoring and the ventricular drainage are separately carried out, so that the times of opening the skull of a patient are increased, and the infection risk is high; (3) The ventricular external drainage catheter with the monitoring bougie module is not widely applied due to the large difficulty of the processing technology, the large production cost and heavy use burden of patients.

Therefore, the multifunctional adapter which can be used for drainage and monitoring is developed, the problems are solved, and the multifunctional adapter has important clinical application value.

SUMMERY OF THE UTILITY MODEL

To the technical problem, the utility model discloses a multifunctional adapter can be used for drainage and monitoring, has avoided the infection risk that many times cranium brain trompil brought.

To this end, the technical scheme of the utility model is that:

a multifunctional adapter comprises a T valve, a fixing cap, a sealing plug, a sealing cap, a Ruhr joint and a blocking cap, wherein a T-shaped internal channel is arranged in the T valve, the T valve comprises a first connecting end, a second connecting end and a third connecting end, the second connecting end and the third connecting end can be used for inserting a monitoring sensor,

the first connecting end is connected with a luer connector, and the luer connector is connected with a plugging cap;

the second connecting end is connected with a sealing cap, and the sealing cap is provided with an inlet for monitoring the penetration of the sensor into the internal channel;

the fixing cap is sleeved outside the third connecting end and detachably connected with the third connecting end, the lower end of the fixing cap is provided with an inlet end used for the drainage catheter to penetrate into and be connected with the third connecting end, and the end part of the third connecting end is provided with a sealing connection joint connected with the drainage catheter.

Adopt this technical scheme, when carrying out the drainage, pull down the locking cap, let the drainage pipe pass the locking cap, carry out sealing connection with the sealing connection joint of third link, then be connected locking cap and third link. Therefore, the T valve, the luer connector and the plugging cap form a connecting pipe which can be used for a drainage device at the outer end of the connecting body, and the plugging cap can be detached and connected. When monitoring needs to be carried out, the monitoring sensor penetrates into the T valve from the sealing cap, and extends into the inner cavity of the drainage catheter from the third connecting end, so that the sealing cap is sealed, and real-time monitoring can be carried out. The multifunctional adapter has the functions of connecting intracranial pressure monitoring and cerebral ventricular drainage, is simple and convenient to operate, and avoids infection risks caused by multiple times of craniocerebral tapping.

As a further improvement of the utility model, a sealing plug contacting with the sealing cap is arranged in the second connecting end; the middle part of the sealing plug is provided with a through hole which is communicated with the internal channel and can be squeezed, deformed and closed. The through hole is used for the penetration of the monitoring sensor and enables a connecting wire of the monitoring sensor to be positioned in the through hole. Adopt this technical scheme, when the monitoring sensor inserts, can push down the sealing plug through the sealing cap, make its deformation to make the through-hole closed, seal the connecting wire in the second link.

As a further improvement of the utility model, a gasket is arranged between the sealing cap and the sealing plug. By adopting the technical scheme, when the sealing plug is pressed downwards by the sealing cap, the gasket is ensured to be stressed consistently when the silica gel plug is stressed and deformed.

As a further improvement of the present invention, an inclined plane is provided in the second connecting end, and the bottom of the sealing plug is connected to the inclined plane. By adopting the technical scheme, the sealing effect of the sealing plug is better.

As a further improvement of the present invention, the sealing cap includes a connecting portion located outside the second connecting end, and the outside of the second connecting end is connected to the connecting portion through a screw thread or a clamping structure. By adopting the technical scheme, the structure is simple, and the operation is convenient.

As a further improvement of the utility model, the middle of the sealing connection joint is thin, and the two ends are thick. By adopting the technical scheme, the drainage catheter is conveniently in sealing connection with the drainage catheter.

As a further improvement, the head of the sealing connection joint is in a reverse taper shape, and the middle part of the sealing connection joint comprises an inwards concave cambered surface. By adopting the technical scheme, interference fit can be carried out on the inverted cone and the drainage catheter, so that the sealing connection effect of the inverted cone and the third connecting end is good.

As a further improvement of the utility model, the third connecting end is connected with the fixed cap through an external thread or a clamping piece. By adopting the technical scheme, the operation is convenient, and the fixed connection can be facilitated.

As a further improvement of the utility model, the third connecting end is provided with a convex ring, the convex ring contacts with the top of the upper end of the fixing cap. By adopting the technical scheme, the convex ring plays a role of limiting and fixing the cap.

As a further improvement of the present invention, the first connection end is connected to the luer connector through an extension tube.

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

by adopting the technical scheme of the utility model, not only can independent drainage be carried out, but also real-time monitoring can be carried out while drainage is carried out according to the actual clinical requirement; the connecting force of the drainage catheter is improved, and meanwhile, the monitoring module can be inserted into the drainage catheter for real-time monitoring, so that the monitoring module is prevented from being inserted into a patient for monitoring after the patient is punctured for the second time; the sensor bougie for intracranial monitoring can be effectively fixed, and the production and use cost of patients is reasonable.

Drawings

Fig. 1 is a schematic structural diagram of a multifunctional adapter according to an embodiment of the present invention.

Fig. 2 is a schematic view of the connection procedure of the multifunctional adapter for drainage according to the embodiment of the present invention; wherein, (a) the rear end of the drainage catheter passes through the fixing cap, (b) the tail end of the drainage catheter is inserted and connected with the tip end of the T valve, (c) the tail end of the drainage catheter is inserted and connected with the T valve, and (d) the sealing cap is screwed down.

Fig. 3 is a schematic connection diagram of the multifunctional adapter according to the embodiment of the present invention when used for monitoring.

Fig. 4 is a partially enlarged view of a portion a in fig. 3.

Fig. 5 is a partially enlarged view of a portion B in fig. 3.

The reference numerals include:

1-T valve, 2-fixing cap, 3-sealing plug, 4-gasket, 5-sealing cap, 6-extension tube, 7-Ruhr joint, 8-sealing cap, 9-sensor, 10-drainage catheter, and 11-monitoring module;

21-a first connection end, 22-a second connection end, 23-a third connection end; 231-sealing connection joint, 232-convex ring;

31-an inlet end;

41-through hole.

Detailed Description

Preferred embodiments of the present invention will be described in further detail with reference to the accompanying drawings.

As shown in fig. 1 to 5, a multifunctional adapter comprises a T-valve 1, a fixing cap 2, a sealing plug 3, a sealing cap 5, a luer connector 7 and a plugging cap 8, wherein a T-shaped internal channel is arranged in the T-valve 1, and the T-valve 1 comprises a first connecting end 21, a second connecting end 22 for inserting a bougie of a monitoring sensor and a third connecting end 23;

the first connecting end 21 is connected with a luer connector 7 through an extension pipe 6, and the luer connector 7 is connected with a plugging cap 8;

the second connecting end 22 is connected with a sealing cap 5, and the sealing cap 5 is provided with an inlet for a bougie of the monitoring sensor 9 to penetrate into an internal channel;

the fixing cap 2 is sleeved outside the third connecting end 23 and detachably connected with the third connecting end 23, the lower end of the fixing cap 2 is provided with an inlet end 31 used for the drainage catheter 10 to penetrate into and be connected with the third connecting end 23, and the end part of the third connecting end 23 is provided with a sealing connection joint 231 connected with the drainage catheter 10.

Specifically, a sealing plug 3 in contact with a sealing cap 5 is arranged in the second connecting end 22; the middle part of the sealing plug 3 is provided with a through hole 41 which is communicated with the internal channel and can be squeezed, deformed and closed. The through-hole 41 is used for the sensor 9 to penetrate and to have the connecting line of the monitoring sensor 9 located therein. A gasket 4 is arranged between the sealing cap 5 and the sealing plug 3. The sealing cap 5 comprises a connecting part located outside the second connecting end 22, and the outside of the second connecting end 22 is connected with the connecting part through threads. Furthermore, an inclined plane is arranged in the second connecting end 22, and the bottom of the sealing plug 3 is connected with the inclined plane.

For the third connection end 23, the sealing connection joint 231 is thin in the middle and thick at both ends. The head of the sealing connection joint 231 is in an inverted cone shape, and the middle of the sealing connection joint 231 comprises a concave arc surface. The third connecting end 23 is connected with the fixing cap 2 through an external thread. The third connecting end 23 is provided with a convex ring 232 at the middle part of the sealing connecting joint 231 close to the T valve 1, and the convex ring 232 is contacted with the top of the upper end of the fixing cap 2.

The extension pipe 6 extends into the first connection end 21 and is in close contact with the first connection end 21.

Further, the sealing plug 3 is a silica gel plug.

As shown in fig. 2, the adapter of this embodiment is when using as drainage, will fix cap 2 earlier unscrew and pull down, pass the tail end of drainage catheter 10, overlap drainage catheter 10 at third link 23 and connect, screw up fixing cap 2 at last, drainage catheter 10 is pushed down to the open end inner wall of fixing cap 2, and carry out the screw fastening mode through fixing cap 2 and third link 23 and be connected locking drainage catheter 10, the open end and drainage catheter 10 of fixing cap 2, third link 23 forms zonulae occludens this moment, the power of being connected of third link 23 and drainage catheter 10 has been strengthened. Thus, the T valve 1, the extension pipe 6, the luer joint 7 and the plugging cap 8 form a connecting pipe which can be used for a drainage device at the outer end of the connecting body; the plugging cap 8 can be detached for connecting use.

The centre of the sealing plug 3 is provided with a through hole 41 which can be deformed and closed when stressed. The gasket 4 ensures that the sealing plug 3 is stressed uniformly when deformed by stress. The sealing plug 3 is placed in the inner wall cavity of the second connection end 22 of the T-valve 1 and the gasket 4 is placed on top of the sealing plug 3. The second connecting end 22 can be screwed up with the sealing cap 5 through threads, when the sealing cap 5 is screwed, the inner gasket 4 is forced to press the sealing plug 3, the sealing plug 3 deforms, the middle through hole 41 is closed together, gas and liquid do not leak, and the drainage function is completed.

As shown in fig. 3 to 5, on the basis of the above operations, the drainage function is firstly connected, the sensor 9 connected with the monitoring module 11 is inserted into the inner cavity of the drainage catheter 10 from the sealing cap 5, and the sealing cap 5 is screwed down, so that real-time monitoring can be performed.

The technical scheme of this embodiment can improve drainage catheter 10 engaging power, can also insert the sensor 9 of being connected with monitoring module 11 to drainage catheter 10 in, carry out real-time supervision. The monitoring module 11 is inserted again to monitor after the patient is prevented from being punctured for the second time. Can carry out the drainage alone, can also carry out the drainage while, according to actual clinical needs, carry out real-time supervision.

In the description of the present invention, it is to be understood that the terms such as "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc. indicate orientations or positional relationships that are based on the drawings, and are merely for convenience of description and simplification of 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, are not to be construed as limiting the present invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

The above-mentioned embodiments are preferred embodiments of the present invention, and the scope of the present invention is not limited thereto, and the scope of the present invention includes but is not limited to the above-mentioned embodiments, and all equivalent variations made according to the shape and structure of the present invention are within the protection scope of the present invention.

Claims

1. A multi-function adapter, characterized by: the T-shaped monitoring valve comprises a T-shaped valve, a fixing cap, a sealing plug, a sealing cap, a luer connector and a blocking cap, wherein a T-shaped internal channel is arranged in the T-shaped valve, and the T-shaped valve comprises a first connecting end, a second connecting end and a third connecting end, wherein the second connecting end and the third connecting end can be used for inserting a monitoring sensor;

the second connecting end is connected with a sealing cap, and the sealing cap is provided with an inlet for the monitoring sensor to penetrate into the internal channel;

2. The multi-function adapter as claimed in claim 1, wherein: a sealing plug in contact with the sealing cap is arranged in the second connecting end; the middle part of the sealing plug is provided with a through hole which is communicated with the internal channel and can be squeezed, deformed and closed.

3. The multi-function adapter of claim 2, wherein: and a gasket is arranged between the sealing cap and the sealing plug.

4. The multi-function adapter of claim 2, wherein: an inclined plane is arranged in the second connecting end, and the bottom of the sealing plug is connected with the inclined plane.

5. The multi-function adapter of claim 2, wherein: the sealing cap comprises a connecting portion located outside the second connecting end, and the outside of the second connecting end is connected with the connecting portion through threads or a clamping structure.

6. The multi-function adapter of claim 1, wherein: the middle of the sealing connection joint is thin, and the two ends of the sealing connection joint are thick.

7. The multi-function adapter of claim 6, wherein: the head of the sealing connection joint is in an inverted cone shape, and the middle of the sealing connection joint comprises an inwards concave cambered surface.

8. The multi-function adapter as recited in claim 7, wherein: the third connecting end is connected with the fixing cap through external threads or a clamping piece.

9. The multi-function adapter of claim 8, wherein: the third connecting end is provided with a convex ring, and the convex ring is in contact with the top of the upper end of the fixing cap.

10. The multifunctional adapter according to any one of claims 1 to 9, characterized in that: the first connecting end is connected with the Ruhr joint through an extension pipe.