CN210301921U

CN210301921U - Special cardiovascular radiography injector device of intracardiac branch of academic or vocational study

Info

Publication number: CN210301921U
Application number: CN201920832911.9U
Authority: CN
Inventors: 宫鹏飞
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-06-04
Filing date: 2019-06-04
Publication date: 2020-04-14
Anticipated expiration: 2029-06-04

Abstract

The utility model provides a special cardioangiography injector device of intracardiac branch of academic or vocational study, includes syringe and push rod, the upper end of syringe is provided with crooked clamp plate, the push rod has been run through to the upper and lower end of crooked clamp plate, the upper end of push rod is provided with concave ejector pad, the piston has been cup jointed to the lower extreme of push rod is located the inside of syringe, the lower extreme of push rod is provided with the contrast medium, the syringe needle has been cup jointed to the lower extreme of syringe, the left lower extreme of syringe is provided with fixing device, the utility model discloses fixing device comprises fixed plate, pivot, right-angle board and draw-in groove, and the fixed plate of the left lower extreme of syringe is connected with the right-angle board through the pivot, and the right-angle board rotates downwards through the pivot and blocks the draw-in groove card into the adapter sleeve downside and fix it, the utility model discloses fixing device fixes the syringe needle with being connected, ensuring the safe completion of the injection.

Description

Special cardiovascular radiography injector device of intracardiac branch of academic or vocational study

Technical Field

The utility model belongs to the technical field of medical instrument is relevant, concretely relates to special cardiovascular radiography injector device of intracardiac branch of academic or vocational study.

Background

The cardiovascular angiography is characterized in that a contrast agent is quickly injected into a heart cavity or a blood vessel through a cardiac catheter, the heart and the blood vessel cavity are developed under the X-ray irradiation, and the development process of the heart and the blood vessel cavity is shot by methods such as quick photography, television photography or video tape and the like, so that the blood flowing sequence containing the contrast agent and the filling condition of the heart blood vessel can be seen from the development result, and the physiological and anatomical changes of the heart and the blood vessel are solved. Is a valuable method for diagnosing the cardiovascular diseases.

The prior art has the following problems: when the injector is used for injecting the contrast medium into the centripetal blood vessel, the contrast medium is viscous, and the internal pressure is high during injection and extrusion, so that the needle head is easily extruded from the injection tube to cause damage to a patient, and the treatment progress is influenced.

Disclosure of Invention

An object of the utility model is to provide a special cardiovascular radiography of intracardiac branch of academic or vocational study injection ware device to solve and propose in the above-mentioned background art when using the syringe to inject the contrast medium to the blood vessel, because the contrast medium is thick more and is great when injecting the extrusion, can take off the syringe needle from the syringe easily and cause the injury to patient, influence treatment progress problem.

In order to achieve the above object, the utility model provides a following technical scheme:

the utility model provides a special cardiovascular radiography injector device of intracardiac branch of academic or vocational study, includes syringe and push rod, the upper end of syringe is provided with crooked clamp plate, the upper and lower end of crooked clamp plate runs through there is the push rod, the upper end of push rod is provided with concave ejector pad, the piston has been cup jointed to the lower extreme of push rod in the inside of syringe, the lower extreme of push rod is provided with the contrast medium, the syringe needle has been cup jointed to the lower extreme of syringe, the left lower extreme of syringe is provided with fixing device.

Preferably, fixing device includes fixed plate, pivot, right-angle plate and draw-in groove, the pivot has been run through at both ends about the fixed plate, both ends about the pivot runs through the right-angle plate upside, right-angle plate downside front end is provided with the draw-in groove.

Preferably, the needle head comprises a connecting sleeve, a needle tube and an injection port, the connecting sleeve is arranged at the upper end of the needle tube, and the injection port penetrates through the lower end of the needle tube.

Preferably, the injection tube comprises a tube body, scales and an injection head, the scales are arranged in the middle of the outer side of the tube body, and the injection head is welded at the lower end of the tube body.

Preferably, the left end and the right end of the bent pressure plate are bent to prevent fingers from slipping during working.

Preferably, the fixing plate connects the fixing device to the syringe by welding the fixing plate to the syringe.

Preferably, the connecting sleeve connects the needle with the injection tube by sleeving the connecting sleeve on the lower end of the injection tube.

Compared with the prior art, the utility model provides a special cardiovascular radiography injector device of intracardiac branch of academic or vocational study possesses following beneficial effect:

1. the utility model discloses fixing device comprises fixed plate, pivot, right-angle plate and draw-in groove, and the left lower extreme fixed plate of injection syringe is connected with the right-angle plate through the pivot, and the right-angle plate rotates downwards to advance the adapter sleeve downside with the draw-in groove card through the pivot and fixes it.

2. The utility model discloses fixing device beneficial effect is through being connected that fixing device fixes the syringe needle with the syringe, makes it can not extruded when the increase of internal pressure when injecting the extrusion, guarantees to accomplish the injection safely.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description, do not constitute a limitation of the invention, in which:

fig. 1 is a schematic structural view of a special cardiovascular radiography injector device for cardiology department of the present invention;

fig. 2 is a schematic structural view of a fixing device of a special cardiovascular radiography injector device for cardiology department provided by the present invention;

FIG. 3 is a schematic view of the structure of a needle of the special cardiovascular radiography injector device for cardiology department of the present invention;

fig. 4 is a schematic view of a syringe structure of a special cardiovascular radiography injector device for cardiology department provided by the present invention;

in the figure: 1. A concave push block; 2. an injection tube; 3. bending the pressing plate; 4. a push rod; 5. a piston; 6. a contrast agent; 7. a needle head; 8. a fixing device; 21. a pipe body; 22. calibration; 23. an injection head; 71. connecting sleeves; 72. a needle tube; 73. an injection port; 81. a fixing plate; 82. a rotating shaft; 83. a right-angle plate; 84. a clamping groove.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-4, the utility model provides a special cardiovascular radiography injector device technical scheme for cardiology department:

the utility model provides a special cardiovascular radiography injector device of intracardiac branch of academic or vocational study, including syringe 2 and push rod 4, syringe 2 includes body 21, scale 22 and injection head 23, body 21 outside middle part is provided with scale 22, scale 22 can make 2 accurate components of extracting contrast medium 6 of syringe, wherein scale 22 makes the component of contrast medium 6 more accurate, the welding of body 21 lower extreme has injection head 23, wherein the injection head 23 of syringe 2 lower extreme outwards absorbs contrast medium 6 and takes into body 21 with it, the upper end of syringe 2 is provided with crooked clamp plate 3, both ends can prevent for crooked shape during operation that crooked clamp plate 3 controls the finger and skid, wherein it can be more stable to grasp crooked clamp plate 3 at the during operation and inject.

The utility model provides a special cardioangiographic injector device of intracardiac branch of academic or vocational study, it has push rod 4 to run through including the upper and lower end of crooked clamp plate 3, the upper end of push rod 4 is provided with concave ejector pad 1, the lower extreme of push rod 4 is located the inside of injection tube 2 and has cup jointed piston 5, the lower extreme of push rod 4 is provided with contrast medium 6, syringe needle 7 has been cup jointed to the lower extreme of injection tube 2, syringe needle 7 includes adapter sleeve 71, needle tubing 72 and injection port 73, the needle tubing 72 upper end is provided with adapter sleeve 71, adapter sleeve 71 makes syringe needle 7 be connected with injection tube 2 through cup jointing at the lower extreme of injection tube 2, wherein adapter sleeve 71 passes through joint mode and injection tube 2 fixed connection, injection port 73 has been run through to the needle tubing 72 lower extreme, wherein contrast medium 6 is injected into the patient from.

The utility model provides a special cardiovascular radiography injection ware device of intracardiac branch of academic or vocational study, left lower extreme including injection pipe 2 is provided with fixing device 8, fixing device 8 includes fixed plate 81, the pivot 82, right angle board 83 and draw-in groove 84, fixed plate 81 makes fixing device 8 be connected with injection pipe 2 through the welding, wherein fixed plate 81 makes its fixing device 8's strong supporting point more through the welding at injection pipe 2, both ends run through there is pivot 82 about fixed plate 81, pivot 82 runs through right angle board 83 upside left and right both ends, right angle board 83 downside front end is provided with draw-in groove 84, wherein injection pipe 2 left lower extreme fixed plate 81 is connected with right angle board 83 through pivot 82, right angle board 83 rotates downwards through pivot 82 and advances the adapter sleeve 71 downside with draw-in groove 84 card and fix it.

The utility model discloses a theory of operation and use flow: after the utility model is installed, firstly, the injection tube 2 is held by hands, the concave pushing block 1 is clamped to drive the pushing rod 4 to move upwards, the pushing rod 4 drives the piston 5 to move upwards, the contrast agent 6 is sucked outwards through the injection head 23 at the lower end of the injection tube 2 and is pumped into the tube body 21, then the needle 7 is connected with the injection head 23 through the connecting sleeve 71, at this time, the connecting part of the needle 7 and the injection tube 2 is fixed through the fixing device 8, the fixing plate 81 at the left lower end of the injection tube 2 is connected with the right-angle plate 83 through the rotating shaft 82, the right-angle plate 83 rotates through the rotating shaft 82 to downwards clamp the clamping groove 84 into the lower side of the connecting sleeve 71 to fix the connecting plate, at this time, the injection tube 2 is grasped to insert the needle 7 into the patient, the push rod 4 is driven downwards by pressing the concave push block 1 through bending the press plate 3, and the push rod 4 drives the piston 5 downwards so as to inject the contrast medium 6 in the injection tube 2 into the patient from the injection port 73 through the needle tube 72.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a special cardiovascular radiography injector device of intracardiac branch of academic or vocational study, includes syringe (2) and push rod (4), its characterized in that: the upper end of injection syringe (2) is provided with crooked clamp plate (3), push rod (4) have been run through to the upper and lower end of crooked clamp plate (3), the upper end of push rod (4) is provided with concave ejector pad (1), piston (5) have been cup jointed to the lower extreme of push rod (4) position in the inside of injection syringe (2), the lower extreme of push rod (4) is provided with contrast medium (6), syringe needle (7) have been cup jointed to the lower extreme of injection syringe (2), the left lower extreme of injection syringe (2) is provided with fixing device (8).

2. The special cardiovascular angiography injector device for cardiology department according to claim 1, wherein: fixing device (8) are including fixed plate (81), pivot (82), right angle board (83) and draw-in groove (84), both ends are run through pivot (82) about fixed plate (81), both ends about pivot (82) run through right angle board (83) upside, right angle board (83) downside front end is provided with draw-in groove (84).

3. The special cardiovascular angiography injector device for cardiology department according to claim 1, wherein: the needle head (7) comprises a connecting sleeve (71), a needle tube (72) and an injection port (73), the connecting sleeve (71) is arranged at the upper end of the needle tube (72), and the injection port (73) penetrates through the lower end of the needle tube (72).

4. The special cardiovascular angiography injector device for cardiology department according to claim 1, wherein: the injection tube (2) comprises a tube body (21), scales (22) and an injection head (23), the scales (22) are arranged in the middle of the outer side of the tube body (21), and the injection head (23) is welded at the lower end of the tube body (21).

5. The special cardiovascular angiography injector device for cardiology department according to claim 1, wherein: the left end and the right end of the bent pressing plate (3) are in a bent shape, so that fingers can be prevented from slipping during working.

6. The special cardiovascular angiography injector device for cardiology department according to claim 2, wherein: the fixing plate (81) is welded to the injection tube (2) to connect the fixing device (8) to the injection tube (2).

7. The special cardiovascular angiography injector device for cardiology department according to claim 3, wherein: the connecting sleeve (71) is sleeved at the lower end of the injection tube (2) to connect the needle head (7) with the injection tube (2).