CN211327458U

CN211327458U - Injection device for cerebral artery angiography

Info

Publication number: CN211327458U
Application number: CN201922306292.2U
Authority: CN
Inventors: 齐麟; 李伟; 廖鹰; 胡萌; 张振
Original assignee: Railway police college
Current assignee: Railway police college
Priority date: 2019-12-20
Filing date: 2019-12-20
Publication date: 2020-08-25
Anticipated expiration: 2029-12-20

Abstract

The utility model discloses a belong to medical treatment auxiliary device technical field, specifically be an injection apparatus for cerebral artery radiography, including syringe, heating pipe, electrical control valve, contrast medium reservoir, flushing agent reservoir, power, set up in the middle of the bottom of syringe the heating pipe, the inner wall of heating pipe is provided with annular heating plate, be provided with the controller in the middle of the preceding lateral wall of power, this device is through being provided with the heating pipe, can heat contrast medium or flushing agent to the temperature similar with human blood, avoids causing the discomfort when contrast medium or flushing agent gets into patient's health, improves the travelling comfort greatly, through being provided with contrast medium reservoir, flushing agent reservoir and electrical control valve, can realize the integration with contrast medium injection and flushing agent injection, replaces the contrast medium syringe injection of changing after the injection of traditional earlier contrast medium syringe, the time and the energy of medical personnel are saved, and the practicability of the device is greatly improved.

Description

Injection device for cerebral artery angiography

Technical Field

The utility model relates to the technical field of medical auxiliary appliances, in particular to an injection device for cerebral artery angiography.

Background

Clinically, when a patient has a disease in the brain, the location and condition of the disease need to be determined, and a currently common method for determining the location and condition of the disease is to infuse a contrast medium into the cerebral artery and then determine the location and condition of the disease through CT (computed tomography) contrast scanning. At present, the most commonly used method for infusing the contrast medium is to extract the contrast medium by a contrast medium syringe, and then inject the contrast medium by injecting after the contrast medium syringe is directly or indirectly connected with a contrast catheter, so that the contrast medium is injected into the cerebral artery and is contrasted to determine the position of the lesion or the condition of the lesion. In addition, after the contrast agent is injected, a saline solution (i.e., a wash solution) is injected to wash the contrast agent, and generally, the contrast agent syringe and the contrast catheter are disassembled, and then the wash solution syringe and the contrast catheter are connected to inject the wash solution, which causes operation troubles and causes low reliability in connection of the contrast catheter, the contrast agent injection assembly and the wash solution injection assembly.

SUMMERY OF THE UTILITY MODEL

This section is for the purpose of summarizing some aspects of embodiments of the invention and to briefly introduce some preferred embodiments. Some simplifications or omissions may be made in this section and in the abstract of the specification and the title of the application to avoid obscuring the purpose of this section, the abstract of the specification and the title of the application, and such simplifications or omissions are not intended to limit the scope of the invention.

The utility model discloses a problem that injection device exists for the radiography of cerebral artery now is provided.

Therefore, the utility model aims at providing an injection apparatus for cerebral artery radiography, this device is through being provided with the heating pipe, can heat contrast medium or flushing agent to the temperature close with human blood, cause the discomfort when avoiding contrast medium or flushing agent to get into patient's health, improve the travelling comfort greatly, through being provided with the contrast medium reservoir, flushing agent reservoir and electrical control valve, can realize the integration with contrast medium injection and flushing agent injection, replace the injection of traditional earlier change flushing agent syringe after having injected with the contrast medium syringe, medical personnel's time and energy have been saved, the practicality of device has been improved greatly.

For solving the technical problem, according to the utility model discloses an aspect, the utility model provides a following technical scheme:

an injection device for cerebral arteriography, comprising: an injector, a heating pipe, an electric regulating valve, a contrast medium reservoir, a flushing agent reservoir and a power supply, the heating pipe is arranged in the middle of the bottom of the injector, the inner wall of the heating pipe is provided with an annular heating sheet, the bottom of the heating pipe is provided with the electric control valve, the middle of the left side wall of the inner cavity of the electric control valve, the middle of the right side wall of the inner cavity and the middle of the bottom of the inner cavity are respectively provided with a first valve, a second valve and a third valve, the contrast medium reservoir is arranged in the middle of the left side wall of the injector, the flushing agent reservoir is arranged in the middle of the right side wall of the injector, the right side wall in the middle of the front side wall of the injector is provided with the power supply, the middle of the front side wall of the power supply is provided with the controller, the power supply is electrically connected with the annular heating plate, the electric regulating valve and the controller are electrically connected with the annular heating plate and the electric regulating valve.

As a preferred embodiment of the injection device for cerebral artery angiography of the present invention, wherein: the left side wall is provided with the blast pipe in the middle of the bottom of syringe, the blast pipe bottom is provided with the end cover, be provided with the push rod in the middle of the inner chamber of syringe, the bottom of push rod is provided with the piston.

As a preferred embodiment of the injection device for cerebral artery angiography of the present invention, wherein: and an annular heat insulation pad is arranged on the inner wall of the annular heating sheet.

As a preferred embodiment of the injection device for cerebral artery angiography of the present invention, wherein: the middle of the top of the contrast agent liquid storage device and the middle of the top of the flushing agent liquid storage device are both provided with liquid feeding pipes, the middle of the top of the contrast agent liquid storage device and the middle of the top of the flushing agent liquid storage device are both provided with connecting ports, and the two connecting ports are respectively connected with a first valve and a second valve through a conduit.

As a preferred embodiment of the injection device for cerebral artery angiography of the present invention, wherein: the bottom of the third valve is provided with a connecting pipe, and the connecting pipe is provided with a transfusion needle.

As a preferred embodiment of the injection device for cerebral artery angiography of the present invention, wherein: the bottom is provided with the mouth that charges in the middle of the preceding lateral wall of power, be provided with the protective cover on the mouth that charges, be provided with the control button on the controller.

Compared with the prior art, the beneficial effects of the utility model are that: this device is through being provided with the heating pipe, can heat contrast medium or flushing agent to the temperature close with human blood, cause the discomfort when avoiding contrast medium or flushing agent to get into patient's health, improve the travelling comfort greatly, through being provided with the contrast medium reservoir, flushing agent reservoir and electrical control valve, can realize the integration with contrast medium injection and flushing agent injection, replace the injection of traditional earlier change flushing agent syringe after having jetted out with the contrast medium syringe earlier, medical personnel's time and energy have been saved, the practicality of device has been improved greatly.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the present invention will be described in detail below with reference to the accompanying drawings and detailed embodiments, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without inventive labor. Wherein:

FIG. 1 is a schematic structural view of the utility model;

FIG. 2 is a schematic diagram of the power supply of the present invention;

fig. 3 is a schematic view of the heating tube structure of the present invention.

In the figure: the injector 100, the exhaust pipe 110, the push rod 120, the piston 130, the heating pipe 200, the annular heating plate 210, the annular heat insulating plate 220, the electric control valve 300, the first valve 310, the second valve 320, the third valve 330, the contrast medium reservoir 400, the flushing medium reservoir 500, the power supply 600, and the controller 610.

Detailed Description

In order to make the above objects, features and advantages of the present invention more comprehensible, embodiments of the present invention are described in detail below with reference to the accompanying drawings.

In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention, but the present invention may be implemented in other ways than those specifically described herein, and one skilled in the art may similarly generalize the present invention without departing from the spirit of the present invention, and therefore the present invention is not limited to the specific embodiments disclosed below.

Next, the present invention will be described in detail with reference to the schematic drawings, and in the detailed description of the embodiments of the present invention, for convenience of explanation, the sectional view showing the device structure will not be enlarged partially according to the general scale, and the schematic drawings are only examples, and should not limit the scope of the present invention. In addition, the three-dimensional dimensions of length, width and depth should be included in the actual fabrication.

In order to make the objects, technical solutions and advantages of the present invention clearer, embodiments of the present invention will be described in further detail below with reference to the accompanying drawings.

The utility model provides a following technical scheme: an injection device for cerebral artery angiography, comprising; injector 100, heating tube 200, electrically operated regulator valve 300, contrast reservoir 400, flushing reservoir 500, and power supply 600.

Referring to fig. 1, the syringe 100 includes an exhaust pipe 110, a push rod 120 and a piston 130, the exhaust pipe 110 is disposed on the left side wall of the middle of the bottom of the syringe 100, the push rod 120 is disposed in the middle of the inner cavity of the syringe 100, the piston 130 is disposed at the bottom of the push rod 120, the syringe 100, the push rod 120 and the piston 130 are used for matching to suck or discharge a liquid medicine into or out of the syringe, and the exhaust pipe 110 is used for exhausting air in the syringe 100;

referring to fig. 1 and 3, the heating pipe 200 includes an annular heating plate 210 and an annular heat insulating plate 220, the heating pipe 200 is disposed in the middle of the bottom of the injector 100, the annular heating plate 210 is disposed on the inner wall of the heating pipe 200, the annular heat insulating plate 220 is disposed on the inner wall of the annular heating plate 210, the heating pipe 200 is used for mounting the annular heating plate 210, the annular heating plate is used for heating, and the annular heat insulating plate 220 is used for insulating part of heat emitted by the annular heating plate 210 to prevent the medicine property from being damaged due to overhigh temperature;

referring to fig. 1, the electric control valve 300 includes a first valve 310, a second valve 320 and a third valve 330, the electric control valve 300 is disposed at the bottom of the heating pipe 200, the first valve 310, the second valve 320 and the third valve 330 are respectively disposed at the middle of the left side wall of the inner cavity, the middle of the right side wall of the inner cavity and the middle of the bottom of the inner cavity of the electric control valve 300, the electric control valve 300 is used for opening or closing the injection port of the injector, the first valve 310 and the second valve 320 are respectively connected to the contrast medium reservoir 400 and the flushing medium reservoir 500 through a conduit, and the third valve 330 is used for installing a connecting pipe and an infusion needle.

Referring again to fig. 1, a contrast reservoir 400 is disposed in the middle of the left sidewall of the injector 100, the contrast reservoir 400 being used to store contrast;

referring again to fig. 1, a flushing agent reservoir 500 is provided in the middle of the right sidewall of the syringe 100, the flushing agent reservoir 500 being for storing a flushing agent;

referring to fig. 2, the power supply 600 includes a controller 610, the power supply 600 is disposed at a right side wall of a front side wall of the injector 100, the controller 610 is disposed at a middle of the front side wall of the power supply 600, the power supply 600 is used for storing and supplying power, and the controller 610 is used for controlling the heating pipe 200 and the electric control valve 300.

The working principle is as follows: the heating tube 200 and the electric control valve 300 are controlled by a controller 610 to operate, the heating tube 200 can heat the liquid medicine to a temperature close to that of a human body during injection, the controller 610 controls the first valve 310 to be opened, the second valve 320 and the third valve 330 to be closed, the push rod 120 is pulled at the moment, the contrast medium in the contrast medium 400 is pumped into the injector 100, all the valves are closed, air in the injector 100 is exhausted through the exhaust pipe 110, the third valve 330 is opened at the moment, the contrast medium can be injected into cerebral arteries of a patient, and similarly, the first valve 310 and the third valve 330 are closed, the flushing medium can be pumped into the injector 100, all the valves are closed, air is exhausted, and the third valve 330 is opened to inject the flushing medium.

While the invention has been described above with reference to an embodiment, various modifications may be made and equivalents may be substituted for elements thereof without departing from the scope of the invention. In particular, as long as there is no structural conflict, the various features of the disclosed embodiments of the present invention can be used in any combination with each other, and the non-exhaustive description of these combinations in this specification is merely for the sake of brevity and resource conservation. Therefore, it is intended that the invention not be limited to the particular embodiments disclosed, but that the invention will include all embodiments falling within the scope of the appended claims.

Claims

1. An injection device for cerebral artery angiography, characterized in that: comprises an injector (100), a heating pipe (200), an electric control valve (300), a contrast agent reservoir (400), a flushing agent reservoir (500) and a power supply (600), wherein the heating pipe (200) is arranged in the middle of the bottom of the injector (100), an annular heating sheet (210) is arranged on the inner wall of the heating pipe (200), the electric control valve (300) is arranged at the bottom of the heating pipe (200), a first valve (310), a second valve (320) and a third valve (330) are respectively arranged in the middle of the left side wall of an inner cavity of the electric control valve (300), in the middle of the right side wall of the inner cavity and in the middle of the bottom of the inner cavity, the contrast agent reservoir (400) is arranged in the middle of the left side wall of the injector (100), the flushing agent reservoir (500) is arranged in the middle of the right side wall of the injector (100), be provided with controller (610) in the middle of the preceding lateral wall of power (600), power (600) electric connection ring heater piece (210) electric control valve (300) and controller (610), controller (610) electric connection ring heater piece (210) electric control valve (300).

2. The injection device for cerebral artery angiography of claim 1, wherein: the left side wall is provided with blast pipe (110) in the middle of the bottom of syringe (100), blast pipe (110) bottom is provided with the end cover, be provided with push rod (120) in the middle of the inner chamber of syringe (100), the bottom of push rod (120) is provided with piston (130).

3. The injection device for cerebral artery angiography of claim 1, wherein: the inner wall of the annular heating sheet (210) is provided with an annular heat insulation pad (220).

4. The injection device for cerebral artery angiography of claim 1, wherein: the middle of the top of the contrast agent liquid storage device (400) and the middle of the top of the flushing agent liquid storage device (500) are both provided with liquid feeding pipes, the middle of the tops of the contrast agent liquid storage device (400) and the flushing agent liquid storage device (500) are both provided with connecting ports, and the two connecting ports are respectively connected with the first valve (310) and the second valve (320) through pipes.

5. The injection device for cerebral artery angiography of claim 1, wherein: the bottom of the third valve (330) is provided with a connecting pipe, and the connecting pipe is provided with a transfusion needle.

6. The injection device for cerebral artery angiography of claim 1, wherein: the bottom is provided with the mouth that charges in the middle of the preceding lateral wall of power (600), be provided with the protective cover on the mouth that charges, be provided with the control button on controller (610).