CN204745198U - Needle of keeping somewhere from degassing unit and adoption device that infusion connects - Google Patents

Abstract

The utility model relates to a needle of keeping somewhere from degassing unit and adoption device that infusion connects. An infusion connect from degassing unit, its and infusion articulate includes the casing, the inside of casing is provided with the cavity, the one end of cavity is equipped with the opening, opening one side of casing is equipped with sealing film, still be equipped with the net cover in the cavity, the intussuseption of net cover is filled with the disinfection material. The beneficial effects of the utility model are that: can keep somewhere the needle by direct suit from degassing unit the infusion connects, can make to keep somewhere the needle and when not infusing, do not expose in the air, and play the sterile effect of disinfecting.

Description

A self-sterilizing device for an infusion joint and an indwelling needle using the device

technical field

The utility model belongs to the field of medical instruments, in particular to a self-sterilizing device for an infusion joint and a retention needle using the device.

Background technique

At present, indwelling needles are often used for repeated injections of medicaments or fluid infusions into human blood vessels. The indwelling needle is divided into Y type and straight type. The basic principle is that one end of the indwelling needle is provided with a needle core, and the needle core is covered with an outer sleeve, which can be inserted into the blood vessel together with the indwelling needle core. The outer cannula is made of medical-grade materials. After the blood vessel is punctured with the core of the indwelling needle, the outer cannula is left in the blood vessel, and the core of the indwelling needle is withdrawn. The indwelling device can be used at any time to carry out repeated drug administration to the patient, which is convenient and safe.

When repeated injection of medicine or fluid replacement is required, the other end of the indwelling needle is provided with an infusion connector, which is connected to the infusion set. At present, most infusion connectors use Luer connectors. The infusion set is connected to each other and is the gateway for liquid to enter the human body. Therefore, the disinfection effect of infusion joints directly affects the health of patients.

However, after the existing indwelling needle is punctured, when the infusion is not being performed, the infusion connector is in continuous contact with the outside world, and secondary pollution is likely to occur during this period, which brings potential danger to the patient.

Utility model content

In order to solve the above-mentioned problems in the prior art, the utility model provides a self-sterilizing device for an infusion joint and an indwelling needle using the device. The self-sterilizing device can be directly set on the infusion joint of the indwelling needle, so that the indwelling needle is not exposed to the air when infusion is not being performed, and can play a role of sterilization and disinfection.

The technical solution adopted in the utility model is: a self-sterilizing device for an infusion joint, which is connected with the infusion joint and includes a housing, the inside of which is provided with a cavity, and one end of the housing is provided with a communication station. The opening of the cavity, the outer side of the opening of the housing is provided with a sealing film; the cavity is also provided with a net cover, and the net cover is filled with a sterilizing material.

The sealing film can ensure that the self-sterilizing device remains sterile before use, and when the self-sterilizing device is set on the infusion joint, the sealing film is broken, and the sterilizing material and the infusion solution The contact between the joints plays a role in continuous sterilization and disinfection.

In order to ensure more convenient and stable connection between the self-sterilizing device and the infusion connector, the preferred technical solution is that the inner wall of the housing is provided with a connection structure for connecting with the infusion connector.

Generally speaking, the preferred technical solution is that the connection structure is a buckle structure for matching with the infusion connector.

As another connection mode between the self-sterilizing device and the infusion connector, the connection structure is a threaded structure: an external thread is provided on the outer wall of the infusion connector, an internal thread is provided on the inner wall of the housing, and the The infusion connector is mated with the housing through the external thread and the internal thread.

Certainly, as another connection mode between the self-sterilizing device and the infusion connector, the connection structure may also be a plug structure.

The above three connection methods all have the advantages of simple structure, convenient processing and easy operation.

When the indwelling needle is used, the self-sterilizing device needs to be removed and connected to the infusion tube. In order to avoid the loss or drop of the self-sterilizing device, the preferred technical solution is that the outer wall of the housing is provided with a connection One end of the connection belt is fixedly connected with the housing, and the other end of the connection belt is fixedly connected with the infusion connector.

In order to meet the requirements of convenient processing and easy availability of raw materials, the preferred technical solution is that the sealing film is aluminum foil; the disinfection material is a disinfection cotton ball or a disinfection sponge containing a disinfectant.

Further, the disinfectant is medical alcohol, iodophor, aner's iodine or iodine tincture. Medical alcohol, iodophor, Aner iodine or tincture of iodine have a wide range of applications.

The utility model also provides an indwelling needle, which includes the above-mentioned self-sterilizing device. The indwelling needle includes a needle, a connecting hose, and an infusion connector, and the needle and the infusion connector are communicated through the connecting hose; the outer wall of the infusion connector is provided with a groove that matches the self-sterilizing device or external thread. When the connection structure is threaded, the outer wall of the infusion connector is provided with external threads, and the inner wall of the housing is provided with internal threads, and the infusion connector and the housing are connected through the external threads and internal threads.

The beneficial effects of the utility model are:

1. The utility model provides a self-disinfection device for infusion joints. The self-disinfection device can be directly set on the infusion joint of the indwelling needle, so that the indwelling needle will not be exposed to the air when infusion is not being performed. , and play the role of sterilization.

2. The self-disinfecting device is provided with a net cover and a connecting belt, the net cover can wrap the disinfection material and is not easy to scatter, and is easy to replace, especially when the disinfection material is cotton balls; the connection belt can avoid the self-disinfection. Lost or dropped sanitizers.

3. The utility model provides an indwelling needle including the self-sterilizing device, the infusion joint is isolated from the outside world, avoiding secondary pollution caused by the contact between the infusion joint and the outside world; the material can continuously sterilize the infusion joint, realizing Thorough disinfection of infusion connectors.

Description of drawings

Fig. 1 is the structural representation of self-sterilizing device in the utility model;

Fig. 2 is the structural representation that self-disinfecting device is provided with buckle structure in the utility model;

Fig. 3 is the structural representation that self-sterilizing device is provided with screw structure in the utility model;

Fig. 4 is the structural representation of indwelling needle in the utility model;

Fig. 5 is the structural representation of indwelling needle in the utility model;

In the figure: 1. Shell; 2. Cavity; 3. Sealing film; 4. Net sleeve; 5. Disinfection material; 6. Buckle structure; 7. Internal thread; 8. Groove; 9. External thread; 10 1. Connecting belt; 11. Infusion joint; 12. Connecting hose; 13. Needle.

Detailed ways

Below in conjunction with accompanying drawing and embodiment, the utility model is further described.

Example 1

As shown in Figure 1, the utility model provides the self-sterilizing device of infusion joint 11, and it is connected with infusion joint 11, comprises housing 1, and the interior of described housing 1 is provided with cavity 2, and the interior of described cavity 2 An opening is provided at one end, and a sealing film 3 is provided on one side of the opening of the housing 1 ; a net cover 4 is also provided in the cavity 2 , and the net cover 4 is filled with a sterilizing material 5 . The sealing film 3 is aluminum foil; the sterilizing material 5 is a sterilizing cotton ball or a sterilizing sponge containing a sterilizing agent. The disinfectant is medical alcohol.

The net cover 4 can wrap the sterilizing material 5, which is not easy to scatter, and is easy to replace; the sealing film 3 can ensure that the self-sterilizing device remains sterile before it is used. When the infusion connector 11 is put on, the sealing film 3 is broken, and the sterilizing material 5 is in contact with the infusion connector 11 to play the role of continuous sterilization.

Example 2

On the basis of Embodiment 1, as shown in Figure 2, in order to ensure that the self-sterilizing device is more convenient and stable when connected to the infusion connector 11, the inner wall of the housing 1 is provided with a The buckle structure6. Described disinfectant is iodophor.

Example 3

On the basis of Example 1, as shown in Figure 3, as another connection method between the self-sterilizing device and the infusion connector 11, the outer wall of the infusion connector 11 is provided with an external thread 9, and the housing 1 An internal thread 7 is provided on the inner wall of the body, and the infusion connector 11 is connected with the housing 1 through the external thread 9 and the internal thread 7 . The disinfectant is tincture of iodine.

Certainly, as another connection mode between the self-sterilizing device and the infusion connector, the connection structure may also be a plug structure. (not shown on the picture)

Example 4

As shown in Fig. 4 and Fig. 5, the utility model also provides an indwelling needle, which includes the above-mentioned self-sterilizing device. The indwelling needle includes a needle 13, a connecting hose 12 and an infusion connector 11, and the needle 13 and the infusion connector 11 communicate through the connecting hose 12; the outer wall of the infusion connector 11 is provided with the self-sterilizing Device matching groove 8 or external thread 9.

When the indwelling needle is used, the self-sterilizing device needs to be removed and connected to the infusion tube. In order to avoid the loss or drop of the self-sterilizing device, the preferred technical solution is that the outer wall of the housing is provided with a connection A belt 10 , one end of the connecting belt 10 is fixedly connected to the housing, and the other end of the connecting belt 10 is fixedly connected to the infusion connector 11 .

The utility model is not limited to the above-mentioned best implementation mode, anyone can draw other various forms of products under the enlightenment of the utility model, but no matter make any changes in its shape or structure, all have the same features as the application Or similar technical schemes all fall within the protection scope of the present utility model.

Claims (10)

1. A self-sterilizing device for an infusion joint, which is connected with the infusion joint, and is characterized in that it comprises a housing, the inside of the housing is provided with a cavity, and one end of the housing is provided with a connection to the cavity. The outer side of the opening of the shell is provided with a sealing film; the cavity is also provided with a net cover, and the net cover is filled with a sterilizing material. 2. The self-sterilizing device according to claim 1, characterized in that, the inner wall of the housing is provided with a connecting structure for connecting with an infusion joint. 3. The self-sterilizing device according to claim 2, wherein the connection structure is a buckle structure for matching with the infusion connector. 4. The self-sterilizing device according to claim 2, wherein the connection structure is a thread structure. 5. The self-sterilizing device according to claim 1, characterized in that, the outer wall of the housing is provided with a connecting band, one end of the connecting band is fixedly connected to the housing, and the other end of the connecting band It is fixedly connected with the infusion connector. 6. The self-disinfecting device according to claim 1, wherein the sealing film is aluminum foil; the disinfection material is a disinfection cotton ball or a disinfection sponge containing a disinfectant. 7. The self-disinfecting device according to claim 6, characterized in that the disinfectant is medical alcohol, iodophor, aner's iodine or tincture of iodine. 8. An indwelling needle, characterized in that the indwelling needle comprises the self-sterilizing device according to any one of claims 1-7. 9. An indwelling needle, characterized in that the indwelling needle comprises the self-sterilizing device according to claim 3, comprising a needle, a connecting hose and an infusion connector, and the needle and the infusion connector pass through the connecting hose Communication; the outer wall of the infusion connector is provided with a groove matching the self-sterilizing device. 10. An indwelling needle, characterized in that the indwelling needle comprises the self-sterilizing device according to claim 4, comprising a needle, a connecting hose and an infusion connector, and the needle and the infusion connector pass through the connecting hose Communication; the outer wall of the infusion joint is provided with external threads, and the inner wall of the housing is provided with internal threads, and the infusion joint and the housing are connected through the external threads and internal threads.