CN211884772U

CN211884772U - Transfusion system connector protective cap

Info

Publication number: CN211884772U
Application number: CN201922253789.2U
Authority: CN
Inventors: 王华营
Original assignee: Beijing Childrens Hospital
Current assignee: Beijing Childrens Hospital
Priority date: 2019-12-16
Filing date: 2019-12-16
Publication date: 2020-11-10
Anticipated expiration: 2029-12-16

Abstract

The utility model discloses a transfusion device joint protective cap, which comprises a protective cap body, a disinfection block and a protective cap cover, wherein a first through hole is arranged at the center of the first body, a second through hole is arranged at the center of the second body, a third blind hole is arranged at the center of the third body, and the first through hole is in threaded connection with a transfusion device joint to realize the fastening connection with the transfusion device joint; the inner wall of the second through hole in the protective cap body is provided with a disinfection block, the size of a space enclosed by the inner side of the disinfection block is smaller than that of a liquid outlet pipe of the infusion apparatus connector, when the liquid outlet pipe penetrates through the disinfection block in the second through hole, the liquid outlet pipe extrudes the disinfection block to disinfect a cavity between the liquid outlet pipe and the infusion apparatus connector, and the disinfection block can be rotated along with the screw thread to comprehensively disinfect the cavity between the liquid outlet pipe and the infusion apparatus connector; the disinfection block in the third blind hole can disinfect the end face of the liquid outlet pipe, so that the disinfection range of the infusion pipe joint is enlarged, and the disinfection sanitation of the infusion apparatus joint is effectively guaranteed.

Description

Transfusion system connector protective cap

Technical Field

The utility model belongs to the technical field of medical instrument, especially relate to a transfusion system connects helmet.

Background

At present, because the intravenous transfusion system of domestic market is disposable consumptive material, lacks the first helmet of replacement transfusion system, when the patient need stop the vein treatment and go out to examine, the joint of transfusion system front end fully exposes in the air, as the intercommunication of isolation and air, clinical scalp acupuncture joint or syringe needle anterior segment that often use as the substitution, this incidence that just has increased patient's nosocomial infection.

SUMMERY OF THE UTILITY MODEL

In order to solve the technical problem, the utility model provides a transfusion device joint protective cap.

A transfusion device connector protective cap comprises a protective cap body, a disinfection block and a protective cap cover, wherein the protective cap body comprises a first body, a second body and a third body which are sequentially connected, the cross section sizes of the first body, the second body and the third body are sequentially reduced, a first through hole is formed in the center of the first body, a second through hole is formed in the center of the second body, a third blind hole is formed in the center of the third body, the third blind hole is conical, the large end of the third blind hole is close to the second through hole, an internal thread is arranged in the first through hole and is used for being in threaded connection with an external thread of a transfusion connector, the size of the third blind hole is larger than the size of a liquid outlet pipe of the transfusion connector, the disinfection block is arranged in the third blind hole, a plurality of disinfection blocks are arranged on the inner wall of the second through hole, and the inner side of the disinfection block in the second through hole is surrounded to form a space for passing through the liquid outlet pipe, the size of the space is smaller than that of the liquid outlet pipe, and the protective cap cover is in threaded connection with the internal thread of the first body.

Preferably, a sealing gasket is bonded to the end face of the first body.

Above technical scheme is preferred, the second through-hole is circular through-hole, the inner wall symmetry bonding of second through-hole has two disinfection piece.

Above technical scheme is preferred, the disinfection piece apart from the distance of sealed pad is less than the length of drain pipe.

Above technical scheme is preferred, the surface of first body is equipped with anti-skidding line.

Above technical scheme is preferred, helmet lid is including interconnect's connecting portion and operating portion, connecting portion are equipped with the external screw thread, connecting portion with first body threaded connection, the operating portion is the platykurtic, all be equipped with the bead on the operating portion.

Above technical scheme is preferred, be equipped with the stock solution chamber in the connecting portion, be equipped with the antiseptic solution in the stock solution chamber, the opening part of connecting portion is equipped with seals the membrane, the terminal surface of third body is equipped with and is used for cutting open seal the arch of membrane.

The utility model has the advantages and positive effects that: the utility model provides a transfusion device connector protective cap, which comprises a protective cap body, a disinfection block and a protective cap cover, wherein a first through hole is arranged in the protective cap body and is in threaded connection with a transfusion device connector, so that the fastening connection with the transfusion device connector is realized; the inner wall of the second through hole in the protective cap body is provided with a disinfection block, the size of a space defined by the inner side of the disinfection block is smaller than that of a liquid outlet pipe of the infusion apparatus connector, when the liquid outlet pipe penetrates through the disinfection block in the second through hole, the liquid outlet pipe extrudes the disinfection block, so that disinfectant in the disinfection block flows out to enter a cavity between the liquid outlet pipe and the infusion apparatus connector to disinfect the part of the space, and the disinfection block can comprehensively disinfect the cavity between the liquid outlet pipe and the infusion apparatus connector along with the rotation of the screw thread; a disinfection block is arranged in the third blind hole, and the disinfection block in the third blind hole can disinfect the end surface of the liquid outlet pipe, so that the disinfection range of the liquid conveying pipe joint is enlarged; the protective cap is arranged outside the protective cap body, and the protective cap is screwed to open the protective cap body during operation, so that the end face and the inside of the protective cap body are prevented from being polluted, and the disinfection and sanitation of the connector of the infusion apparatus are effectively guaranteed.

Drawings

FIG. 1 is a schematic structural view of an infusion set connector;

fig. 2 is a schematic structural view of an infusion apparatus connector cap according to an embodiment of the present invention;

fig. 3 is a usage status diagram of the infusion apparatus connector protective cap provided by the embodiment of the present invention.

Wherein: 1. a joint; 2. a liquid outlet pipe; 3. a disinfecting block; 4. a first body; 5. a second body; 6. a third body; 7. a first through hole; 8. a second through hole; 9. a third blind hole; 10. a gasket; 11. a connecting portion; 12. an operation section; 13. a rib; 14. a protrusion; 15. a liquid storage cavity.

Detailed Description

It should be noted that, in the present invention, the embodiments and features of the embodiments may be combined with each other without conflict.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are used merely for convenience of description and for simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention. Furthermore, the terms "first", "second", etc. 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," "second," etc. 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 otherwise specified.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art through specific situations.

The present invention will be described in detail below with reference to the accompanying drawings in conjunction with embodiments.

As shown in fig. 1, the conventional infusion apparatus joint comprises a joint 1 and a liquid outlet pipe 2, wherein the liquid outlet pipe 2 is connected with an infusion tube and used for discharging liquid, the liquid outlet pipe 2 is arranged in the joint 1, part of the liquid outlet pipe 2 extends out of one end of the joint 1, and an external thread used for connection is arranged on the joint 1. In order to protect the infusion apparatus connector 1, the present embodiment provides an infusion apparatus connector protective cap, as shown in fig. 2 and 3, including a protective cap body, a sterilizing block 3 and a protective cap cover, the protective cap body includes a first body 4, a second body 5 and a third body 6 which are connected in sequence, the cross-sectional dimensions of the first body 4, the second body 5 and the third body 6 are reduced in sequence, a first through hole 7 is arranged at the center of the first body 4, a second through hole 8 is arranged at the center of the second body 5, and a third blind hole 9 is arranged at the center of the third body 6. The third blind hole 9 is conical, the large end of the third blind hole 9 is close to the second through hole 8, an internal thread is arranged in the first through hole 7 and is used for being in threaded connection with an external thread of the infusion joint 1, and the size of the third blind hole 9 is larger than that of the liquid outlet pipe 2 of the infusion joint 1. A disinfection block 3 is arranged in the third blind hole 9, and the disinfection block 3 can disinfect the end face of the liquid outlet pipe 2; the inner walls of the second through holes 8 are provided with a plurality of disinfection blocks 3, the inner sides of the disinfection blocks 3 in the second through holes 8 enclose a space for passing through the liquid outlet pipe 2, the size of the space is smaller than that of the liquid outlet pipe 2, when the liquid outlet pipe 2 passes through the second through holes 8 and enters the third blind hole 9, as the size of the liquid outlet pipe 2 is slightly larger than that of the space enclosed by the disinfection blocks 3, extrusion force is applied to the disinfection blocks 3, disinfectant in the disinfection blocks 3 can be extruded out, the disinfectant can flow into the space between the liquid outlet pipe 2 and the joint 1, and the part between the liquid outlet pipe 2 and the joint 1 is disinfected; the protective cap cover is in threaded connection with the internal thread of the first body 4 and is used for protecting the disinfection block 3 inside the protective cap body. The disinfection block 3 in this embodiment is a medical sponge block which is adhered to the inner wall of the second through hole 8 and the bottom surface of the third blind hole 9. The disinfection block 3 can be immersed in disinfection solution in advance, or can be immersed in disinfection solution when in use.

In order to ensure the sealing performance of the connection between the protective cap and the infusion set connector 1, a sealing gasket 10 is bonded on the end surface of the first body 4. In the embodiment, the sealing gasket 10 is made of medical rubber, and along with the threaded connection of the protective cap and the infusion apparatus connector 1, the sealing gasket 10 is extruded to contact with the end face of the infusion apparatus connector 1, so that the sealing performance of the connection of the protective cap and the infusion apparatus connector 1 is ensured.

Optionally, the second through hole 8 is a circular through hole, and two disinfection blocks 3 are symmetrically adhered to the inner wall of the second through hole 8. The second through hole 8 may also be a polygonal through hole. Optionally, the height of the sterilizing block 3 is equal to the height of the second through hole 8.

Specifically, the distance between the disinfection block 3 and the sealing gasket 10 is smaller than the length of the liquid outlet pipe 2, so that after the protective cap is connected with the infusion apparatus connector 1, the end face of the liquid outlet pipe 2 can generate an extrusion force for the disinfection block 3 in the third blind hole 9, disinfectant in the disinfection block 3 is extruded out, and disinfection for the liquid outlet pipe 2 can be better.

In order to facilitate screwing the protective cap, the outer surface of the first body 4 is provided with anti-skid grains.

In order to facilitate unscrewing of the protective cap cover, the protective cap cover comprises a connecting portion 11 and an operating portion 12 which are connected with each other, the connecting portion 11 is provided with external threads, the connecting portion 11 is in threaded connection with the first body 4, the operating portion 12 is flat, and the operating portion 12 is provided with a convex rib 13.

The protective cap of the embodiment is an independent sterile packaging product, before the protective cap is unsealed, the disinfection block 3 is a medical sponge which does not enter any liquid, and the disinfection solution is stored in the protective cap. Optionally, be equipped with stock solution chamber 15 in the connecting portion 11, be equipped with the antiseptic solution in the stock solution chamber 15, the opening part of connecting portion 11 is equipped with the seal membrane, and the terminal surface of third body 6 is equipped with the arch 14 that is used for cutting out the seal membrane, and in order to reduce the injury to the operator, the arch is the ring form, and the one end that third body was kept away from to arch 14 is equipped with inside most advanced chamfer, and most advanced chamfer is convenient for insert and seals the interior stock solution chamber of opening of membrane.

The working process of the embodiment: unscrewing the protective cap cover, opening the sealing membrane of stock solution chamber with the arch 14 of third body 6 department, pour the antiseptic solution of stock solution intracavity into the protective cap originally internally, make in the antiseptic solution soaks disinfection piece 3, stretch into the protective cap originally internally with drain pipe 2, screw up first body 4 and infusion coupling 1, screw up the part of in-process disinfection piece 3 in the second through-hole 8 between drain pipe 2 and the coupling 1 and disinfect, disinfection piece 3 in the third blind hole 9 is disinfected drain pipe 2 terminal surface.

The utility model has the advantages and positive effects that: the utility model provides a transfusion device connector protective cap, which comprises a protective cap body, a disinfection block 3 and a protective cap cover, wherein a first through hole 7 is arranged in the protective cap body, and the first through hole 7 is in threaded connection with a transfusion device connector 1 to realize the fastening connection with the transfusion device connector 1; the inner wall of a second through hole 8 in the protective cap body is provided with a disinfection block 3, the size of a space surrounded by the inner sides of the disinfection blocks 3 is smaller than that of a liquid outlet pipe 2 of the infusion apparatus connector 1, when the liquid outlet pipe 2 penetrates through the disinfection block 3 in the second through hole 8, the liquid outlet pipe 2 extrudes the disinfection block 3, so that disinfection liquid in the disinfection block 3 flows out to enter a cavity between the liquid outlet pipe 2 and the infusion apparatus connector 1 to disinfect the part of the space, and the disinfection block 3 can comprehensively disinfect the cavity between the liquid outlet pipe 2 and the infusion apparatus connector 1 along with the rotation of the screw thread; the disinfection block 3 is arranged in the third blind hole 9, the disinfection block 3 in the third blind hole 9 can disinfect the end surface of the liquid outlet pipe 2, and the disinfection range of the infusion pipe joint 1 is enlarged; the protective cap is arranged outside the protective cap body, and the protective cap is screwed to open the protective cap body during operation, so that the end face and the inside of the protective cap body are prevented from being polluted, and the disinfection and sanitation of the infusion apparatus connector 1 are effectively guaranteed.

While one embodiment of the present invention has been described in detail, the description is only a preferred embodiment of the present invention, and should not be considered as limiting the scope of the present invention. All the equivalent changes and improvements made according to the application scope of the present invention should still fall within the patent coverage of the present invention.

Claims

1. A transfusion system connects helmet which characterized in that: the cap comprises a cap body, a disinfection block and a cap cover, wherein the cap body comprises a first body, a second body and a third body which are sequentially connected, the sizes of the cross sections of the first body, the second body and the third body are sequentially reduced, a first through hole is formed in the center of the first body, a second through hole is formed in the center of the second body, a third blind hole is formed in the center of the third body, the third blind hole is conical, the large end of the third blind hole is close to the second through hole, an internal thread is arranged in the first through hole and is used for being in threaded connection with an external thread of an infusion connector, the size of the third blind hole is larger than that of a liquid outlet pipe of the infusion connector, the disinfection block is arranged in the third blind hole, a plurality of disinfection blocks are arranged on the inner wall of the second through hole, and a space for allowing the disinfection block to pass through the liquid outlet pipe is formed by the inner side of the disinfection block in the second through hole, the size of the space is smaller than that of the liquid outlet pipe, and the protective cap cover is in threaded connection with the internal thread of the first body.

2. The infusion set connector cap according to claim 1, wherein: the end face of the first body is bonded with a sealing gasket.

3. The infusion set connector cap according to claim 2, wherein: the second through hole is a circular through hole, and the inner wall of the second through hole is symmetrically bonded with two disinfection blocks.

4. The infusion set connector cap according to claim 3, wherein: the distance between the disinfection block and the sealing gasket is smaller than the length of the liquid outlet pipe.

5. The infusion set connector cap according to claim 4, wherein: the outer surface of the first body is provided with anti-skid grains.

6. The infusion set connector cap according to claim 5, wherein: the helmet cover comprises a connecting portion and an operating portion which are connected with each other, the connecting portion is provided with external threads, the connecting portion is in threaded connection with the first body, the operating portion is flat, and the operating portion is provided with convex ribs.

7. The infusion set connector cap of claim 6, wherein: the connecting portion are provided with a liquid storage cavity, disinfectant is arranged in the liquid storage cavity, a sealing film is arranged at an opening of the connecting portion, and a protrusion used for cutting the sealing film is arranged on the end face of the third body.