CN218739749U

CN218739749U - Monitoring and blocking device for exosmosis of remaining needle

Info

Publication number: CN218739749U
Application number: CN202221922865.XU
Authority: CN
Inventors: 杨文娇; 杨会娟
Original assignee: Individual
Current assignee: Individual
Priority date: 2022-07-27
Filing date: 2022-07-27
Publication date: 2023-03-28
Anticipated expiration: 2032-07-27

Abstract

The utility model discloses a keep somewhere needle extravasation monitoring blocking device belongs to and keeps somewhere needle technical field, has solved the technical problem that venous transfusion extravasation can not in time discover to handle. Which comprises an attaching sheet sleeved on the outer wall of an infusion tube in a sliding way and a blocking component fixedly connected on the outer wall of the infusion tube. The attaching sheet comprises an attaching layer, a middle layer and a cotton cloth layer, wherein the attaching layer is used for being attached to the position of the remaining needle opening, a circuit main board is fixedly arranged in the middle layer, a signal transmission module is arranged on the circuit main board, and the circuit main board is electrically connected with a pressure sensor module. The blocking assembly comprises a sleeve fixedly connected with the infusion tube, an upper cavity is fixedly communicated with the upper end of the sleeve, a lower cavity is fixedly communicated with the lower end of the sleeve, a first sliding assembly is slidably arranged in the upper cavity, and a second sliding assembly is slidably arranged in the lower cavity.

Description

Retention needle extravasation monitoring blocking device

Technical Field

The utility model belongs to the technical field of keep somewhere the needle, concretely relates to keep somewhere needle extravasation monitoring blocking device.

Background

The core component of the indwelling needle is a soft catheter/cannula which can be indwelling in a blood vessel, and a stainless puncture guiding needle core. When in use, the catheter and the needle core are punctured into a blood vessel together, after the catheter completely enters the blood vessel, the needle core is withdrawn, and only the soft catheter is left in the blood vessel so as to carry out infusion treatment. The use of remaining needle can reduce the patient because of relapse the misery that the venipuncture caused and the fear of beating the needle is felt, alleviates patient's anxiety, and the clinical medicine of being convenient for is used, and urgent, critical patient's rescue is used medicine, alleviates nurse's work load, reduces patient's pain, therefore the vein is kept somewhere the needle and is used in clinical wide application. When an indwelling needle is used for intravenous infusion, the phenomenon of venous infusion extravasation often occurs. The extravasation of intravenous infusion refers to the stimulation symptoms such as local swelling and pain caused by the fact that the infused liquid seeps to the surrounding tissues outside the normal vascular access due to various factors in the process of intravenous infusion. Therefore, it is especially important to discover infusion extravasation in time, and monitoring of the extravasation condition at present mainly depends on patient experience or discovery of medical personnel in the patrol process, and the swelling bag can be discovered only when the liquid medicine extravasates to a certain degree frequently, so that the liquid medicine extravasation condition can not be discovered in time and can be processed in time, and severe patients cause tissue necrosis.

SUMMERY OF THE UTILITY MODEL

To the deficiency of the prior art, the utility model provides a keep somewhere needle extravasation monitoring blocking device has solved the technical problem that venous transfusion extravasation can not in time discover to handle.

The utility model discloses a following technical scheme realizes: the indwelling needle extravasation monitoring and blocking device comprises an attaching sheet and a blocking component, wherein the attaching sheet is sleeved on the outer wall of a transfusion tube in a sliding mode, the blocking component is fixedly connected to the outer wall of the transfusion tube, the attaching sheet comprises an attaching layer, a middle layer and a cotton cloth layer, the attaching layer is used for being attached to the indwelling needle, a circuit main board is fixedly arranged inside the middle layer, a signal transmission module is arranged on the circuit main board, and the circuit main board is electrically connected with a pressure sensor module; the blocking assembly comprises a sleeve fixedly connected with the infusion tube, an upper cavity is fixedly communicated with the upper end of the sleeve, a lower cavity is fixedly communicated with the lower end of the sleeve, a first sliding assembly is slidably arranged in the upper cavity, and a second sliding assembly is slidably arranged in the lower cavity.

Furthermore, an electric control box body is fixedly connected to the side wall of the upper chamber, an electric control device is fixedly arranged inside the electric control box body, a power supply used for supplying power to the electric control device is arranged inside the electric control box body, and the electric control device comprises a signal receiving module corresponding to the signal transmission module.

Furthermore, first slip subassembly includes the slider with the inner wall sliding connection of last cavity, the first extrusion head of lower extreme fixedly connected with of slider, the upper end fixedly connected with connecting rod of slider, be equipped with first meshing tooth on the lateral wall of connecting rod, it is equipped with first motor to go up to fix on the lateral wall of cavity, the output shaft of first motor extends to the inside of last cavity, and fixes on the output shaft of first motor and be equipped with second meshing tooth, second meshing tooth and first meshing tooth intermeshing.

Furthermore, the second sliding assembly comprises a sliding block which is in sliding connection with the inner wall of the lower cavity, the upper end of the sliding block is fixedly connected with a second extrusion head, the lower end of the sliding block is fixedly connected with a connecting rod, the side wall of the connecting rod is provided with first meshing teeth, the side wall of the lower cavity is fixedly provided with a second motor, the output shaft of the second motor extends to the inside of the lower cavity, the output shaft of the second motor is fixedly provided with second meshing teeth, and the second meshing teeth are meshed with the first meshing teeth.

Further, the first motor is electrically connected with both the electric control device and the power supply; the second motor is electrically connected with the electric control device and the power supply.

The utility model has the advantages that: through set up the attached piece on the transfer line and block the subassembly, in use, when the extravasation appears in venous transfusion, keep somewhere the tissue around the syringe needle and can be taken place the swelling by the liquid jack-up of extravasation, because attached piece directly pastes around keeping somewhere the syringe needle, can in time be sensed by the inside pressure sensor module of attached piece after the tissue takes place the swelling, pressure sensor module senses behind the pressure signal, give circuit mainboard with this pressure signal transmission, circuit mainboard give-out order makes first sliding subassembly and second sliding subassembly at last cavity through signal transmission module, the inside of cavity of resorption removes to the other side each other, first sliding subassembly and second sliding subassembly relative movement extrusion transfer line, block the transfer line, prevent to continue the infusion, in time avoid the infusion extravasation to seriously arouse the tissue necrosis.

Drawings

Fig. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic cross-sectional view of the attached sheet of the present invention;

fig. 3 is a schematic view of the internal structure of the blocking assembly of the present invention.

In the figure: 1. a transfusion tube; 2. attaching a patch; 3. a blocking component; 4. a pasting layer; 5. an intermediate layer; 6. a cotton cloth layer; 7. a circuit main board; 8. a signal transmission module; 9. a pressure sensor module; 10. a sleeve; 11. an upper chamber; 12. a lower chamber; 13. an electric control box body; 14. an electric control device; 15. a power source; 16. a signal receiving module; 17. a slider; 18. a first extrusion head; 19. a connecting rod; 20. a first motor; 21. a second extrusion head; 22. a second motor.

Detailed Description

The following describes the present invention in further detail with reference to the accompanying drawings, and it should be noted that all the upper, lower, front, rear, left, right, and equal orientation words appearing in the present invention all refer to the orientation words made by referring to fig. 3, and all the orientation words are not limited to the present invention, but are only for the purpose of more clear description and explanation.

Example 1:

referring to fig. 1 to 3, the present embodiment discloses an indwelling needle extravasation monitoring blocking device, which includes an attaching sheet 2 slidably sleeved on the outer wall of an infusion tube 1 and a blocking component 3 fixedly connected to the outer wall of the infusion tube 1, wherein the attaching sheet 2 includes an attaching layer 4 for attaching to an indwelling needle, an intermediate layer 5 and a cotton layer 6, a circuit board 7 is fixedly arranged inside the intermediate layer 5, a signal transmission module 8 is arranged on the circuit board 7, and the circuit board 7 is electrically connected to a pressure sensor module 9. The blocking component 3 comprises a sleeve 10 fixedly connected with the infusion tube 1, an upper cavity 11 is fixedly communicated with the upper end of the sleeve 10, a lower cavity 12 is fixedly communicated with the lower end of the sleeve 10, a first sliding component is arranged in the upper cavity 11 in a sliding mode, and a second sliding component is arranged in the lower cavity 12 in a sliding mode.

This embodiment is through setting up on transfer line 1 and attaching piece 2 and block subassembly 3, in use, when the extravasation appears in venous transfusion, keep somewhere the tissue around the syringe needle and can be taken place the swelling by the liquid jack-up of extravasation, because attach piece 2 directly pastes around keeping somewhere the syringe needle, can in time be sensed by attached 2 inside pressure sensor module 9 of piece after the tissue takes place the swelling, pressure sensor module 9 senses behind the pressure signal, give circuit board 7 with this pressure signal transmission, circuit board 7 sends the instruction and makes first sliding subassembly and second sliding subassembly at last cavity 11 through signal transmission module 8, the inside of cavity 12 removes to each other in the lower cavity, first sliding subassembly and second sliding subassembly relative movement extrusion transfer line 1, block transfer line 1, prevent to continue the infusion, in time avoid the serious tissue necrosis that arouses of infusion extravasation.

Example 2:

referring to fig. 1 to 3, the present embodiment discloses an indwelling needle extravasation monitoring blocking device, which includes an attaching sheet 2 slidably sleeved on the outer wall of an infusion tube 1 and a blocking component 3 fixedly connected to the outer wall of the infusion tube 1, wherein the attaching sheet 2 includes an attaching layer 4 for attaching to an indwelling needle, an intermediate layer 5 and a cotton layer 6, a circuit board 7 is fixedly arranged inside the intermediate layer 5, a signal transmission module 8 is arranged on the circuit board 7, and the circuit board 7 is electrically connected to a pressure sensor module 9. The blocking component 3 comprises a sleeve 10 fixedly connected with the infusion tube 1, an upper cavity 11 is fixedly communicated with the upper end of the sleeve 10, a lower cavity 12 is fixedly communicated with the lower end of the sleeve 10, a first sliding component is slidably arranged in the upper cavity 11, and a second sliding component is slidably arranged in the lower cavity 12.

For better effect, the signal transmission module 8 adopts a miniature transmission module with the model of KTG61L, and the pressure sensor module 9 adopts a pressure sensor with the model of APMH-110. An electric control box body 13 is fixedly connected to the side wall of the upper chamber 11, an electric control device 14 is fixedly arranged inside the electric control box body 13, a power supply 15 for supplying power to the electric control device 14 is arranged inside the electric control box body 13, and the power supply 15 is a rechargeable battery. The electronic control device 14 comprises a signal receiving module 16 corresponding to the signal transmission module 8. When in use, the signal receiving module 16 is used for receiving the pressure signal transmitted by the signal transmission module 8, and the signal receiving module 16 transmits the pressure signal to the electric control device 14.

For better effect, first slip subassembly include with the inner wall sliding connection's of last cavity 11 slider 17, the first extrusion head 18 of lower extreme fixedly connected with of slider 17, slider 17's upper end fixedly connected with connecting rod 19, be equipped with first meshing tooth on connecting rod 19's the lateral wall, it is equipped with first motor 20 to go up on cavity 11's the lateral wall fixedly, first motor 20's output shaft extends to the inside of last cavity 11, and fixed being equipped with second meshing tooth on first motor 20's the output shaft, second meshing tooth and first meshing tooth intermeshing. The first motor 20 is electrically connected with both the electric control device 14 and the power supply 15. When the infusion tube extruding device is used, the electric control device 14 sends an instruction to start the first motor 20 after receiving a pressure signal, an output shaft of the first motor 20 rotates to drive the second meshing teeth to rotate, the second meshing teeth rotate to drive the connecting rod 19 to move downwards, the connecting rod 19 moves downwards to drive the sliding block 17 to move downwards, the sliding block drives the first extruding head 18 to move downwards, and the first extruding head 18 extrudes towards the infusion tube 1.

For better effect, the second slip subassembly includes the slider 17 with the inner wall sliding connection of lower cavity 12, the upper end fixedly connected with second extrusion head 21 of slider 17, the lower extreme fixedly connected with connecting rod 19 of slider 17, be equipped with first meshing tooth on the lateral wall of connecting rod 19, fixedly on the lateral wall of lower cavity 12 be equipped with second motor 22, the output shaft of second motor 22 extends to the inside of cavity 12 down, and fixedly on the output shaft of second motor 22 be equipped with second meshing tooth, second meshing tooth and first meshing tooth intermeshing. The second motor 22 is electrically connected with the electric control device 14 and the power supply 15. When the infusion tube extruding device is used, the electric control device 14 sends an instruction to enable the second motor 22 and the first motor 20 to be started synchronously after receiving a pressure signal, an output shaft of the second motor 22 rotates to drive the second meshing teeth to rotate, the second meshing teeth rotate to drive the connecting rod 19 to move upwards, the connecting rod 19 moves upwards to drive the sliding block 17 to move upwards, the sliding block drives the second extruding head 21 to move upwards, and the second extruding head 21 extrudes towards the infusion tube 1. The first squeezing head 18 and the second squeezing head 21 move toward each other to squeeze the infusion tube 1, thereby blocking the flow of the medical fluid in the infusion tube 1.

This embodiment is through setting up attached piece 2 and blocking subassembly 3 on transfer line 1, in use, when the extravasation appears in venous transfusion, keep somewhere that the tissue around the syringe needle can be taken place the swelling by the liquid jack-up of exosmosis, because attached piece 2 directly pastes around keeping somewhere the syringe needle, can in time be sensed by attached piece 2 inside pressure sensor module 9 after the tissue takes place the swelling, pressure sensor module 9 senses behind the pressure signal, give circuit board 7 with this pressure signal transmission, circuit board 7 sends the instruction and makes first sliding subassembly and second sliding subassembly at upper chamber 11 through signal transmission module 8, the inside of lower chamber 12 removes to the other side each other, first sliding subassembly and second sliding subassembly relative movement extrusion transfer line 1, block transfer line 1, prevent the continuation infusion, in time avoid the infusion exosmosis to seriously arouse the tissue necrosis.

Above, only the preferred embodiments of the present invention are described, but the scope of the present invention is not limited thereto, and any person skilled in the art should be covered by the scope of the present invention in the technical scope disclosed in the present invention, and the technical solution and the concept of the present invention should be replaced or changed with equivalents.

Claims

1. Keep somewhere needle extravasation monitoring block device, including sliding cup joint attached piece (2) and blocking subassembly (3) of fixed connection on transfer line (1) outer wall, its characterized in that: the attaching sheet (2) comprises an attaching layer (4) used for being attached to the position of the remaining needle opening, an intermediate layer (5) and a cotton cloth layer (6), a circuit main board (7) is fixedly arranged inside the intermediate layer (5), a signal transmission module (8) is arranged on the circuit main board (7), and the circuit main board (7) is electrically connected with a pressure sensor module (9); blocking subassembly (3) including with transfer line (1) fixed connection's sleeve (10), the fixed intercommunication in upper end of sleeve (10) is equipped with cavity (11), and the fixed intercommunication of lower extreme of sleeve (10) is equipped with down cavity (12), the inside slip of going up cavity (11) is equipped with first slip subassembly, the inside slip of cavity (12) is equipped with second slip subassembly down.

2. The indwelling needle extravasation monitoring and blocking device according to claim 1, wherein: the side wall of the upper chamber (11) is fixedly connected with an electric control box body (13), an electric control device (14) is fixedly arranged in the electric control box body (13), a power supply (15) used for supplying power to the electric control device (14) is arranged in the electric control box body (13), and the electric control device (14) comprises a signal receiving module (16) corresponding to the signal transmission module (8).

3. The indwelling needle extravasation monitoring and blocking device according to claim 2, wherein: first slip subassembly include with inner wall sliding connection's of last cavity (11) slider (17), the first extrusion head (18) of lower extreme fixedly connected with of slider (17), upper end fixedly connected with connecting rod (19) of slider (17), be equipped with first meshing tooth on the lateral wall of connecting rod (19), it is fixed on the lateral wall of cavity (11) to go up to be equipped with first motor (20), the output shaft of first motor (20) extends to the inside of cavity (11), and fixes on the output shaft of first motor (20) to be equipped with second meshing tooth, second meshing tooth and first meshing tooth intermeshing.

4. The indwelling needle extravasation monitoring and blocking device according to claim 2, wherein: the second sliding assembly comprises a sliding block (17) which is in sliding connection with the inner wall of the lower cavity (12), the upper end of the sliding block (17) is fixedly connected with a second extrusion head (21), the lower end of the sliding block (17) is fixedly connected with a connecting rod (19), first meshing teeth are arranged on the side wall of the connecting rod (19), a second motor (22) is fixedly arranged on the side wall of the lower cavity (12), the output shaft of the second motor (22) extends to the inside of the lower cavity (12), second meshing teeth are fixedly arranged on the output shaft of the second motor (22), and the second meshing teeth are meshed with the first meshing teeth.

5. The indwelling needle extravasation monitoring and blocking device according to claim 3, wherein: the first motor (20) is electrically connected with the electric control device (14) and the power supply (15).

6. The indwelling needle extravasation monitoring and blocking device according to claim 4, wherein: the second motor (22) is electrically connected with the electric control device (14) and the power supply (15).