CN115089844A

CN115089844A - Vein catheterization subassembly

Info

Publication number: CN115089844A
Application number: CN202210688887.2A
Authority: CN
Inventors: 杨黎婷; 周炜; 田水清; 万永慧
Original assignee: Wuhan University WHU
Current assignee: Wuhan University WHU
Priority date: 2022-06-17
Filing date: 2022-06-17
Publication date: 2022-09-23
Anticipated expiration: 2042-06-17
Also published as: CN115089844B

Abstract

The utility model relates to the field of medical supplies, and a vein catheterization subassembly is disclosed, including the house steward of embedding in the vein, be located the vein outside and with the branch pipe one and the branch pipe two of house steward intercommunication, vein catheterization subassembly still includes the switching rubber box, the side strip hole with the inner chamber intercommunication is all seted up to switching rubber box both sides wall, divide pipe one and divide two side strip holes that pass both sides respectively, the bottom of switching rubber box is seted up and is used for the bottom outlet that the house steward passed with the inner chamber intercommunication, it is provided with inside hollow swing strip to rotate in the switching rubber box inner chamber, be provided with the horizontal switching hose in the swing strip inner chamber, divide pipe one and divide pipe two to communicate with the both ends of horizontal switching hose respectively, the middle part intercommunication of horizontal switching hose has perpendicular switching hose, the one end and the house steward intercommunication that the horizontal switching hose was kept away from. This application has realized can hiding the branch pipe that does not use, reduces the branch pipe that does not use and causes the uncomfortable sense to the patient.

Description

Vein catheterization subassembly

Technical Field

The application relates to the field of medical supplies, in particular to a venous catheter assembly.

Background

The vein catheterization is a common treatment mode in clinical work, clinical inpatients need to transfuse every day, in order to reduce the pain of the patients caused by puncturing the veins every day, an indwelling needle can be embedded in the vein, so that the patients can be prevented from puncturing for many times every day, and the vein transfusion treatment can be smoothly carried out. Intravenous catheters also include deep venous catheters, which are commonly used for emergency patients, who need to be quickly pushed in, or even quickly administered with intravenous medication and supplemental fluids to save the patient's life, as well as patients undergoing long-term chemotherapy. If a chemotherapy patient adopts a superficial vein for placing the tube, stimulation to the superficial vein can be caused, and the deep vein for placing the tube avoids stimulation to blood vessels caused by chemotherapy drugs, and pain and discomfort of the patient are avoided.

However, in the process of implementing the technical solution of the invention in the embodiments of the present application, the inventors of the present application find that at least the following technical problems exist: at present, the vein catheterization is composed of a main catheter embedded in a vein and two branch catheters positioned outside, and when one branch catheter is used, the other branch catheter is still exposed outside, so that discomfort of a patient can be caused, and the rehabilitation of the patient is influenced.

Disclosure of Invention

The embodiment of the application solves the technical problem that when one of the branch pipes is used, the other branch pipe is still outside, which causes discomfort to a patient in the prior art, realizes that the branch pipe which is not used can be hidden, and reduces the discomfort caused by the branch pipe which is not used to the patient.

The embodiment of the application provides a vein catheterization subassembly, including the embedding in intravenous house steward, be located the vein outside and with the branch pipe one of house steward intercommunication with divide a tub two, vein catheterization subassembly still includes switching rubber box, the side strip hole with the inner chamber intercommunication is all seted up to switching rubber box both sides wall, divide pipe one with divide two side strip holes that pass both sides respectively of managing, the bottom of switching rubber box is seted up and is used for the bottom outlet that the house steward passed with the inner chamber intercommunication, be provided with inside hollow swing strip in the switching rubber box inner chamber, be provided with horizontal switching hose in the swing strip inner chamber, divide pipe one with divide pipe two respectively with the both ends intercommunication of horizontal switching hose, the middle part intercommunication of horizontal switching hose has perpendicular switching hose, perpendicular switching hose is kept away from the one end of horizontal switching hose with house steward intercommunication.

Furthermore, a tightening mechanism is arranged in the transfer rubber box and comprises a first belt strip and a moving block, wherein the first belt strip is symmetrically arranged and fixedly connected between the side wall of the swinging strip far away from one side of the main pipe and the side wall of the inner cavity of the transfer rubber box, the moving block is located in the transfer rubber box and close to the bottom hole, the main pipe penetrates through the moving block and is fixed on the moving block, a second belt strip is symmetrically arranged and fixedly connected between the moving block and the swinging strip, the vertical transfer hose is located between the two belt strips, and swinging assemblies for moving the moving block are arranged between the two sides of the moving block and the two side walls of the transfer rubber box.

Furthermore, the swing assembly comprises a first fixed end plate vertically arranged and fixedly connected to the inner side wall of the switching rubber box, a second fixed end plate vertically arranged and fixedly connected to the side wall of the moving block, and a hinged plate hinged between the first fixed end plate and the second fixed end plate.

Furthermore, a plurality of groups of swing assemblies are arranged between the side wall of the moving block and the side wall of the transfer rubber box, and hinge plates among the plurality of groups of swing assemblies are parallel to each other.

Furthermore, a first push rod penetrating through the top surface of the switching rubber box is vertically and fixedly connected to the top surface of the moving block, a first path groove used for the first push rod to move is formed in the switching rubber box, a second push rod penetrating through the top surface of the switching rubber box is vertically and fixedly connected to the swinging strip, and a second path groove used for the second push rod to move is formed in the switching rubber box.

Furthermore, both ends of the swing strip are arc-shaped, and both ends of the swing strip are bent towards the bottom hole.

Furthermore, a first magnet is fixedly connected to one side face, back to the main pipe, of the swinging strip, and a second magnet used for being adsorbed by the first magnet is fixedly connected to the side wall of the switching rubber box.

Furthermore, the corner that switching rubber box is close to the both sides of swing strip one end is the chamfer shape, two rigid couplings of magnet are on the inner wall of corner.

One or more technical solutions provided in the embodiments of the present application have at least the following technical effects or advantages:

1. due to the fact that the switching rubber box and the swing strip are adopted, when the tightening mechanism is loosened, the swing strip can swing freely in the switching rubber box, then an operator can hold the second push rod which does not need to use one end of the branch pipe and push the second push rod to the inner side, the branch pipe which does not need to use can swing to move into the side strip hole, the branch pipe is hidden into the switching rubber box until the branch pipe is hidden, the branch pipe which is not used can be hidden, and discomfort of a patient caused by the branch pipe which is not used is reduced.

2. Due to the adoption of the tightening mechanism, when the tightening mechanism tightens, the swing strip can be in a stable state, so that the two ends of the swing strip can be in a stable state respectively through the first branch pipe and the second branch pipe, the first branch pipe and the second branch pipe can be stably used, and the pain of a patient can be relieved.

3. Due to the adoption of the swinging assembly, under the action of the swinging assembly, the moving block can be stabilized at the position far away from one side of the bottom hole, the second belt strip and the first belt strip can be in a loose state, so that the swinging strip can swing freely, the moving block can be stabilized at the position near the bottom hole, the second belt strip and the first belt strip can be in a tight state, and the swinging strip can be in a stable state.

Drawings

FIG. 1 is a schematic diagram of the overall construction of an intravenous tubing set in an embodiment of the present application;

FIG. 2 is a cross-sectional schematic view of an intravenous cannula assembly in accordance with an embodiment of the present application;

FIG. 3 is a schematic view of a portion of the structure of FIG. 2, illustrating primarily the configuration of the wobble strip;

FIG. 4 is a schematic view of a portion of the structure of FIG. 2, illustrating mainly the structure of the swing assembly;

FIG. 5 is a schematic view of a portion of the structure of FIG. 4, illustrating primarily the construction of the moving mass;

in the figure: 11. a main pipe; 12. dividing a pipe into a first pipe; 13. dividing a pipe into two pipes; 2. transferring the rubber box; 21. side bar holes; 22. a bottom hole; 23. a first path slot; 24. a second path slot; 3. a swing bar; 31. a second push rod; 4. transversely connecting a hose; 5. vertically connecting a hose in a rotating manner; 6. a tightening mechanism; 61. a first strip; 62. a moving block; 621. a first push rod; 63. a second strip; 64. a swing assembly; 641. fixing the first end plate; 642. a second fixed end plate; 643. a hinge plate; 71. a magnet I; 72. and a second magnet.

Detailed Description

The embodiment of the application discloses vein catheterization subassembly, operating personnel can hold push rod 621 to make push rod 621 promote to the one side of keeping away from the bottom hole 22, utilize the removal of push rod 621 to drive the removal of movable block 62, under the effect of swing subassembly 64, make the movable block 62 stabilize in the position department of keeping away from bottom hole 22 one side, thereby can make swing strip 3 can freely swing, then operating personnel can hold push rod two 31 and the inboard promotion of the one end that need not to use the branch pipe, can make the branch pipe swing that need not to use remove in to side strip hole 21, and until make the branch pipe hide to switching rubber box 2 in, thereby can realize hiding the branch pipe that does not use, it causes the uncomfortable sense to the patient to reduce the branch pipe that does not use.

In order to better understand the technical scheme, the technical scheme is described in detail in the following with reference to the attached drawings of the specification and specific embodiments.

Referring to fig. 1 and 2, the intravenous tube component comprises a main tube 11, a branch tube I12, a branch tube II 13, a switching rubber box 2, a swing strip 3, a transverse switching hose 4, a vertical switching hose 5 and a tightening mechanism 6. The inside cavity of switching rubber box 2, and switching rubber box 2 is made by the rubber material, switching rubber box 2 is the cuboid form that the thickness is thinner, bottom hole 22 has been seted up to the bottom surface of 2 one ends of switching rubber box, the inner chamber intercommunication of bottom hole 22 and switching rubber box 2, the corner of the both sides of the other end is the chamfer form, side strip hole 21 has been seted up to 2 both sides walls of switching rubber box, side strip hole 21 is arranged in the one end of keeping away from bottom hole 22 in the lateral wall of switching rubber box 2, the length direction in side strip hole 21 is unanimous with the length direction of switching rubber box 2.

Referring to fig. 2, the first header pipe 11 is inserted into the bottom hole 22, one end of the first header pipe 11 is located inside the adapter rubber box 2, the other end of the first header pipe 11 is located outside the adapter rubber box 2, and one end of the first header pipe 11 located outside the adapter rubber box 2 is used for being embedded in a vein; the branch pipe I12 and the branch pipe II 13 are respectively positioned in the side strip holes 21 on the two sides, one end of the branch pipe I12 is positioned in the switching rubber box 2, the other end of the branch pipe I12 is positioned outside the switching rubber box 2, one end of the branch pipe II 13 is positioned in the switching rubber box 2, and the other end of the branch pipe II 13 is positioned outside the switching rubber box 2.

Referring to fig. 2, the swing strip 3 is horizontally disposed in the adapter rubber case 2, the length direction of the swing strip 3 is perpendicular to the length direction of the adapter rubber case 2, the swing strip 3 is located at one end of the adapter rubber case 2 far away from the bottom hole 22, and two ends of the swing strip 3 are arc-shaped and are bent toward the bottom hole 22. One side of the swinging strip 3 back to the header pipe 11 is fixedly connected with a first magnet 71, the first magnet 71 is vertically arranged, the first magnet 71 is provided with a plurality of magnets and is uniformly distributed along the radian direction of the swinging strip 3, a second magnet 72 used for being adsorbed by the first magnet 71 is fixedly connected to the side wall of the switching rubber box 2, and the second magnet 72 is fixedly connected to the inner wall of the chamfer at the corner. By swinging the swing strip 3 to one side, the second magnet 72 at one end of the swing strip 3 is adsorbed on the first magnet 71, and the swing strip 3 can be inclined to one side. In addition, a second push rod 31 penetrating through the top surface of the switching rubber box 2 is vertically and fixedly connected to the swinging strip 3, the second push rod 31 is provided with two ends respectively located at the two ends of the swinging strip 3, and a second path groove 24 used for the second push rod 31 to move is formed in the switching rubber box 2. At this time, the operator can swing the swing strip 3 by using the second push rod 31 outside the adapter rubber box 2.

Referring to fig. 3 and 4, the interior of the swing strip 3 is hollow, the transverse switching hose 4 is located in the inner cavity of the swing strip 3, one end of the transverse switching hose 4 is communicated with the first branch pipe 12, and the other end of the transverse switching hose 4 is communicated with the second branch pipe 13. One end of the vertical transfer hose 5 is communicated with the middle part of the transverse transfer hose 4, and the other end of the vertical transfer hose passes through the swing strip 3 and is communicated with one end of the main pipe 11 positioned in the inner cavity of the transfer rubber box 2.

Referring to fig. 4 and 5, the tightening mechanism 6 includes a first belt 61, a moving block 62, a second belt 63, and a swing member 64. The first belt strips 61 are two, the two first belt strips 61 are respectively located on two sides of the middle of the swing strip 3, one end of each first belt strip 61 is fixedly connected to one side wall, back to the bottom hole 22, of the swing strip 3, the other end of each first belt strip is fixedly connected to the bottom surface of the inner cavity, located at one end of the chamfer, of the transfer rubber box 2, and the distance between the two first belt strips 61 located at one end of the swing strip 3 is larger than the distance between the two first belt strips located at one end of the transfer rubber box 2. The moving block 62 is located in the transfer rubber box 2, the moving block 62 is located near the bottom hole 22, the main pipe 11 penetrates through the moving block 62 and is fixedly connected with the moving block 62, a first push rod 621 penetrating through the top surface of the transfer rubber box 2 is vertically and fixedly connected to the top surface of the moving block 62, and a first path groove 23 for the first push rod 621 to move is formed in the transfer rubber box 2. The first 23-dimensional path slot is in a strip shape, and the length direction of the first 23-dimensional path slot is consistent with the length direction of the header pipe 11. Two second belt strips 63 are arranged, the two second belt strips 63 are respectively positioned at two sides of the vertical transfer hose 5, one end of each second belt strip 63 is fixedly connected to the side wall of the swing strip 3 facing one side of the bottom hole 22, and the other end of each second belt strip 63 is fixedly connected to the moving block 62.

Referring to fig. 4 and 5, the swinging assemblies 64 are provided in multiple sets, and the number of the sets of the swinging assemblies 64 is even, in a specific implementation, the number of the swinging assemblies 64 may be 6, and 6 sets of the swinging assemblies 64 are symmetrically arranged on two sides of the moving block 62 in pairs. The swing assembly 64 includes a first fixed end plate 641, a second fixed end plate 642 and a hinge plate 643, wherein the first fixed end plate 641, the second fixed end plate 642 and the hinge plate 643 are vertically disposed, the first fixed end plate 641 and the second fixed end plate 642 are short plates, the hinge plate 643 is a long plate, the first fixed end plate 641 is vertically fixed on the side wall of the adapting rubber box 2 in the length direction, the second fixed end plate 642 is vertically fixed on the side wall of the moving block 62, the hinge plate 643 is hinged between the first fixed end plate 641 and the second fixed end plate 642, and the hinge plates 643 in the swing assemblies 64 on two adjacent sides are parallel to each other.

An operator can hold the first push rod 621 and push the first push rod 621 to one side of the bottom hole 22, the movement of the first push rod 621 drives the moving block 62 to move, the movement of the moving block 62 drives the second fixed end plate 642 to move, the movement of the second fixed end plate 642 can enable the hinge plate 643 to swing to one side of the bottom hole 22, thereby, the moving block 62 can be firmly fixed at the position close to the bottom hole 22, and in addition, the moving block 62 can make the second belt strip 63 and the first belt strip 61 in a tight state, so that the swing bar 3 is in a stable state, and both ends of the swing bar 3 are not inclined, when the moving block 62 is moved to the side away from the bottom hole 22, under the action of the swinging assembly 64, the moving block 62 is made to be stable at a position far away from one side of the bottom hole 22, therefore, the second strap 63 and the first strap 61 can be in a loose state, and one end of the swing strap 3 can be inclined to one side.

The functional principle of the present application can be illustrated by the following operation modes:

when only the branch pipe I12 or the branch pipe II 13 needs to be used, an operator can hold the first push rod 621 and push the first push rod 621 to one side far away from the bottom hole 22, the moving block 62 is driven to move by the movement of the first push rod 621, under the action of the swinging assembly 64, the moving block 62 is enabled to be stable at a position far away from one side of the bottom hole 22, so that the swinging strip 3 can swing freely, then the operator can hold the second push rod 31 at one end, which does not need to use the branch pipe, and push the second push rod to the inner side, so that the branch pipe which does not need to be used swings to the side strip hole 21 and moves until the branch pipe is hidden in the transfer rubber box 2, the branch pipe which is not used can be hidden, and discomfort caused by the branch pipe which is not used to a patient is reduced.

When the first branch pipe 12 and the second branch pipe 13 need to be used simultaneously, an operator can hold the first push rod 621, the first push rod 621 is made to push to one side of the bottom hole 22, the moving block 62 is driven to move by the movement of the first push rod 621, under the action of the swinging assembly 64, the moving block 62 can be made to be stable at a position close to the bottom hole 22, the second strap 63 and the first strap 61 are made to be in a tight state, the swinging strip 3 can be made to be in a stable state, the first branch pipe 12 and the second branch pipe 13 at two ends of the swinging strip 3 can be made to be in a stable state, the first branch pipe 12 and the second branch pipe 13 can be stably used, and accordingly pain feeling of a patient can be reduced.

In addition, because the first push rod 621 and the second push rod 31 are arranged, an operator can move and swing the inner moving block 62 and the swing strip 3 outside the transfer rubber box 2, and then the parts in the transfer rubber box 2 can be operated without opening the inside of the transfer rubber box 2, so that the operation of the operator is facilitated.

The above description is only for the preferred embodiment of the present application, but the scope of the present application is not limited thereto, and any person skilled in the art can substitute or change the technical solution and its concept of the present application within the technical scope disclosed in the present application, and shall be covered by the scope of the present application.

Claims

1. A vein catheterization component comprises a main pipe (11) embedded in a vein, a first branch pipe (12) and a second branch pipe (13) which are positioned outside the vein and communicated with the main pipe (11), and is characterized by further comprising a switching rubber box (2), wherein side strip holes (21) communicated with an inner cavity are formed in two side walls of the switching rubber box (2), the first branch pipe (12) and the second branch pipe (13) respectively penetrate through the side strip holes (21) on two sides, a bottom hole (22) communicated with the inner cavity and used for the main pipe (11) to penetrate through is formed in the bottom of the switching rubber box (2), a hollow swing strip (3) is arranged in the inner cavity of the switching rubber box (2), a transverse switching hose (4) is arranged in the inner cavity of the swing strip (3), and the first branch pipe (12) and the second branch pipe (13) are respectively communicated with two ends of the transverse switching hose (4), the middle part of the transverse switching hose (4) is communicated with a vertical switching hose (5), and one end, far away from the transverse switching hose (4), of the vertical switching hose (5) is communicated with the header pipe (11).

2. The venous cannula assembly as claimed in claim 1, wherein a tightening mechanism (6) is arranged in the transfer rubber box (2), the tightening mechanism (6) comprises a first strap (61) and a moving block (62) which are symmetrically arranged and fixedly connected between a side wall of the swing strip (3) on the side far away from the main pipe (11) and a side wall of an inner cavity of the transfer rubber box (2), the moving block (62) is close to the bottom hole (22), the main pipe (11) penetrates through the moving block (62) and is fixed on the moving block (62), a second strap (63) is symmetrically arranged and fixedly connected between the moving block (62) and the swing strip (3), the vertical transfer hose (5) is arranged between the second strap (63) on two sides, and swing assembly moving blocks (62) are arranged between two sides of the moving block (62) and two side walls of the transfer rubber box (2) (64).

3. The intravenous tube set assembly of claim 2, wherein said swinging assembly (64) comprises a first fixed end plate (641) vertically disposed and fixedly connected to the inner side wall of said adapting rubber box (2), a second fixed end plate (642) vertically disposed and fixedly connected to the side wall of said moving block (62), and a hinge plate (643) hinged between said first fixed end plate (641) and said second fixed end plate (642).

4. The intravenous set assembly of claim 3, wherein a plurality of sets of the swing assemblies (64) are disposed between the side wall of the moving block (62) and the side wall of the adaptor rubber case (2), and the hinge plates (643) between the plurality of sets of the swing assemblies (64) are parallel to each other.

5. The intravenous tube placement component according to claim 2, wherein a first push rod (621) penetrating through the top surface of the adapting rubber box (2) is vertically and fixedly connected to the top surface of the moving block (62), a first path groove (23) for the first push rod (621) to move is formed in the adapting rubber box (2), a second push rod (31) penetrating through the top surface of the adapting rubber box (2) is vertically and fixedly connected to the swing strip (3), and a second path groove (24) for the second push rod (31) to move is formed in the adapting rubber box (2).

6. An intravenous set of components as claimed in claim 2, characterized in that the ends of the oscillating bar (3) are arc-shaped and the ends of the oscillating bar (3) are curved in the direction of the bottom aperture (22).

7. An intravenous tube set assembly as set forth in claim 6, characterized in that a first magnet (71) is fixed to a side of the swing bar (3) facing away from the manifold (11), and a second magnet (72) for attracting the first magnet (71) is fixed to a side wall of the adapter rubber box (2).

8. The intravenous tube set assembly of claim 7, wherein the corner of the two sides of the adapter rubber box (2) near the end of the swing strip (3) is chamfered, and the second magnet (72) is fixed on the inner wall of the corner.