CN213347180U

CN213347180U - Multi-cavity venous catheter integrated management joint

Info

Publication number: CN213347180U
Application number: CN202021243160.6U
Authority: CN
Inventors: 叶红; 陈慧; 利丽; 刘彦君
Original assignee: First Peoples Hospital of Nanning
Current assignee: First Peoples Hospital of Nanning
Priority date: 2020-06-29
Filing date: 2020-06-29
Publication date: 2021-06-04
Anticipated expiration: 2030-06-29

Abstract

The utility model discloses a multi-cavity venous catheter integrated management joint, which comprises a channel, a connector and an input joint; the channel comprises a main pipe and a plurality of branch pipes, one ends of the plurality of branch pipes are connected and converged to the main pipe, the main pipe is connected with an input connector, and the input connector is provided with an opening communicated with the channel; each branch pipe is connected with a connector. The multi-cavity venous catheter integrated management joint can reduce the operation difficulty of flushing and sealing the central venous catheter by medical personnel and can also reduce the waste of the injector.

Description

Multi-cavity venous catheter integrated management joint

Technical Field

The utility model belongs to the technical field of the medical treatment, concretely relates to multicavity venous catheter integrated management connects.

Background

The central venous catheter has the advantages of safe operation, few complications, patient pain relief, long indwelling time and the like, and is widely applied clinically. The central venous catheter is divided into a single-cavity venous catheter and a multi-cavity venous catheter, and after the multi-cavity venous catheter is used, medicines or blood can be remained in the catheter to cause pipe blockage, so that the use of the catheter is influenced, and therefore, after the central venous catheter is used for each time, the physiological saline is required to flush and seal the catheter, and the catheter is prevented from being blocked. When a multi-cavity venous catheter is flushed, the following parts are mentioned in Chinese specialist consensus on venous thrombosis related to the infusion catheter: the pressure of each lumen of the catheter is equal, so that the condition that blood enters other lumens to cause tube blockage when one lumen is flushed is avoided, and a plurality of syringes are extruded simultaneously by one hand to enable physiological saline to be injected into each lumen simultaneously during operation. "this increases the operation difficulty of medical personnel, needs to use a plurality of syringes or a plurality of pre-filled catheter flushers, causes the waste of resources.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the technical problem that a multicavity venous catheter integrated management connects is provided, uses this to connect and can reduce medical personnel to the central venous catheter towards the operation degree of difficulty that seals, can reduce the waste of syringe or pre-filling formula pipe flusher simultaneously.

In order to solve the problem, the utility model adopts the following technical scheme:

the multi-lumen venous catheter comprehensive management joint comprises a channel, a connector and an input joint; the channel comprises a main pipe and a plurality of branch pipes, one ends of the plurality of branch pipes are connected and converged to the main pipe, the main pipe is connected with an input connector, and the input connector is provided with an opening communicated with the channel; each branch pipe is connected with a connector.

As a further improvement of the above technical solution:

the connector comprises an inner pipe and an outer pipe, the inner pipe is communicated with the channel, the outer pipe is sleeved outside the inner pipe, threads are arranged on the inner wall of the outer pipe, the structure is convenient for butt joint with a joint of the central venous catheter, and the external threads of the joint are matched with the internal threads of the outer pipe, so that the central venous catheter and the multi-lumen venous catheter comprehensive management joint are stably connected and communicated.

The branch pipes are arranged in a straight line or in a circumferential arrangement. The straight line is arranged neatly, which conduit is connected with which connector is easily recognized, and the circumference arrangement can reduce the space occupation and is convenient to use and operate.

A shell is arranged outside the channel, when the branch pipes are linearly arranged, the shell is rectangular, holes are formed in the upper end surface and the lower end surface of the shell, the connector is fixed on the hole in the lower end surface of the shell, and the input connector is communicated with the outside of the shell through the hole in the upper end surface; when the branch pipes are arranged circumferentially, the shell is conical, holes are formed in the conical top and the conical bottom of the shell, the connectors are fixed to the holes in the conical bottom, and the input connectors are communicated with the outside of the shell through the holes in the conical top. The shell is convenient for fixing the connector and the input connector, and is convenient for connection and use.

A plurality of intercepting plates and sliding grooves are arranged in the shell; the intercepting plate is arranged on the sliding groove in a sliding way; holes passing through two ends of the cut-off plate are arranged on the side surface of the shell, and two ends of the cut-off plate are exposed out of the shell; each intercepting plate is provided with a through hole penetrating through the upper surface and the lower surface, the through hole comprises a circular area passing through one branch pipe and a linear area arranged on one side of the circular area, the width of the linear area is smaller than that of the circular area, and the circular area is communicated with the linear area and is in arc transition. When the number of the catheter lumens of the central venous catheter to be connected is less than the number of the connectors, the intercepting plate can be used for clamping the branch tubes which are not used partially, the intercepting plate is pushed out of the shell, the branch tubes are clamped into the straight line area of the through hole, and therefore the branch tubes are squeezed to intercept.

The intercepting plate is provided with limiting blocks for limiting the two ends of the intercepting plate to completely enter the shell, the two sides of the intercepting plate are provided with the limiting blocks, and the width between the limiting blocks at the two sides is larger than that of the hole in the side face of the shell.

The utility model has the advantages that:

the utility model discloses a multicavity venous catheter integrated management connects central venous catheter on one's body with the patient and is connected the back, only needs to use a syringe to connect by the input and pours into with normal saline can dash and seal central venous catheter, and during the use, medical personnel only need operate a syringe, both can reduce the operation degree of difficulty that medical personnel dashed and seal central venous catheter like this, can reduce the waste of syringe or pre-filling formula catheter flusher again.

Drawings

Fig. 1 is a schematic structural view of embodiment 1 of the present invention without a housing.

Fig. 2 is a schematic structural diagram of embodiment 1 of the present invention.

Fig. 3 is a cross-sectional view of fig. 2.

Fig. 4 is a schematic structural view of embodiment 2 of the present invention without a housing.

Fig. 5 is a sectional view of the belt housing according to embodiment 2 of the present invention.

Fig. 6 is a schematic view of the structure of the intercepting plate of fig. 1.

Reference numbers in the figures: 1. a channel; 11. a header pipe; 12. a branch pipe; 2. a connector; 21. an outer tube; 22. an inner tube; 3. an input connector; 4. a housing; 5. a shutoff plate; 51. a straight line region; 52. a circular region; 53. a limiting block; 6. a chute.

Detailed Description

Example 1:

as shown in fig. 1 to 3, the integrated management joint for a multilumen intravenous catheter of the present embodiment includes a channel 1, a connector 2 and an input joint 3; the channel 1 comprises a main pipe 11 and a plurality of branch pipes 12, one ends of the plurality of branch pipes 12 are connected and converged to the main pipe 11, the main pipe 11 is connected with the input connector 3, and the input connector 3 is provided with an opening communicated with the channel 1; one end of each branch pipe 12 is arranged in a straight line and is connected with the connector 2, the connector 2 comprises an inner pipe 22 and an outer pipe 21, the inner pipe 22 is communicated with the channel 1, the outer pipe 21 is sleeved outside the inner pipe 22, and the inner wall of the outer pipe 21 is provided with threads. The channel 1 is externally provided with a shell 4, the shell 4 is rectangular, the upper end surface and the lower end surface of the shell 4 are provided with holes, the connector 2 is fixed on the hole of the lower end surface of the shell 4, and the input connector 3 is communicated with the outside of the shell 4 through the hole of the upper end surface.

The shell 4 is internally provided with a plurality of cut-off plates 5 and sliding grooves 6, the cut-off plates 5 are arranged on the sliding grooves 6 in a sliding way, the side surface of the shell 4 is provided with holes passing through the two ends of the cut-off plates 5, the two ends of the cut-off plates 5 are exposed out of the shell 4, each cut-off plate 5 is arranged on the same horizontal plane, and each cut-off plate 5 correspondingly cuts off one branch pipe 12. Generally, for the sake of easy recognition, the closure plate 5 and the corresponding connector 2 are provided with the same reference signs.

As shown in fig. 6, each of the cutoff plates 5 is provided with a through hole penetrating both upper and lower surfaces, the through hole including a circular area 52 passing through one of the branch pipes 12 and a linear area 51 provided on one side of the circular area 52, the linear area 51 having a smaller width than the circular area 52, the circular area 52 communicating with the linear area 51 with an arc transition therebetween. The cut-off plate 5 is provided with a stopper 53 for limiting both ends thereof to completely enter the housing 4.

Example 2:

as shown in fig. 4 and 5, the present embodiment is different from embodiment 1 in that: the branch pipes 12 are arranged in a circle, the shell 4 is in a cone shape, holes are arranged on the top and the bottom of the cone of the shell 4, the connector 2 is fixed on the hole on the bottom of the cone, and the input connector 3 is communicated with the outside of the shell 4 through the hole on the top of the cone. In addition, the cut-off plates 5 are arranged on the horizontal planes of the different layers without interfering with each other.

In use, the connector of the central venous catheter is butted with the connector 2, and for the connector 2 which is not butted, the cut-off plate 5 is pushed, so that the corresponding branch pipe 12 is arranged in the straight line area 51 to press and cut off. The injection port of the injector with the normal saline is inserted into the input joint 3, and the normal saline is injected into the central venous catheter through the integrated management joint of the multi-lumen venous catheter, so that the flushing seal of the multi-lumen central venous catheter by a single injector is realized. The utility model discloses a multicavity ductus venosus integrated management connects except being convenient for towards the central ductus venosus of sealing, still is convenient for select by the lumen of partial central ductus venosus for patient injection medicine, and application method during its injection medicine is the same with the method of sealing towards the pipe, only needs to cut off its branch pipe 12 of intercommunication with closure plate 5 to the lumen that does not use can.

Claims

1. The multi-lumen venous catheter integrated management joint is characterized in that: comprises a channel (1), a connector (2) and an input connector (3); the channel (1) comprises a main pipe (11) and a plurality of branch pipes (12), one ends of the plurality of branch pipes (12) are connected and converged to the main pipe (11), the main pipe (11) is connected with the input connector (3), and the input connector (3) is provided with an opening communicated with the channel (1); each branch pipe (12) is connected with the connector (2).

2. The integrated multilumen intravenous catheter management junction according to claim 1, wherein: the connector (2) comprises an inner pipe (22) and an outer pipe (21), the inner pipe (22) is communicated with the channel (1), the outer pipe (21) is sleeved outside the inner pipe (22), and threads are arranged on the inner wall of the outer pipe (21).

3. The integrated multilumen intravenous catheter management junction according to claim 1, wherein: one end of the branch pipes (12) is arranged in a straight line or in a circle.

4. The integrated multilumen intravenous catheter management junction according to claim 3, wherein: a shell (4) is arranged outside the channel (1), when the branch pipes (12) are linearly arranged, the shell (4) is rectangular, holes are formed in the upper end surface and the lower end surface of the shell (4), the connector (2) is fixed on the hole in the lower end surface of the shell (4), and the input connector (3) is communicated with the outside of the shell (4) through the hole in the upper end surface; when the branch pipes (12) are arranged circumferentially, the shell (4) is conical, holes are formed in the conical top and the conical bottom of the shell (4), the connector (2) is fixed on the hole in the conical bottom, and the input connector (3) is communicated with the outside of the shell (4) through the hole in the conical top.

5. The integrated multilumen intravenous catheter management junction according to claim 4, wherein: a plurality of intercepting plates (5) and sliding grooves (6) are arranged in the shell (4); the cut-off plate (5) is arranged on the sliding groove (6) in a sliding way; holes passing through two ends of the intercepting plate (5) are formed in the side face of the shell (4), and two ends of the intercepting plate (5) are exposed out of the shell (4); each cut-off plate (5) is provided with a through hole penetrating through the upper surface and the lower surface, the through hole comprises a circular area (52) passing through one branch pipe (12) and a linear area (51) arranged on one side of the circular area (52), the width of the linear area (51) is smaller than that of the circular area (52), and the circular area (52) is communicated with the linear area (51) and is in arc transition.

6. The integrated multilumen intravenous catheter management junction according to claim 5, wherein: and the intercepting plate (5) is provided with a limiting block (53) for limiting the two ends of the intercepting plate to completely enter the shell (4).