CN112316250A - Contrast agent injection equipment for cardiovascular radiography - Google Patents
Contrast agent injection equipment for cardiovascular radiography Download PDFInfo
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- CN112316250A CN112316250A CN202011202200.7A CN202011202200A CN112316250A CN 112316250 A CN112316250 A CN 112316250A CN 202011202200 A CN202011202200 A CN 202011202200A CN 112316250 A CN112316250 A CN 112316250A
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- 238000002347 injection Methods 0.000 title claims abstract description 94
- 239000007924 injection Substances 0.000 title claims abstract description 94
- 239000002872 contrast media Substances 0.000 title claims abstract description 30
- 230000002526 effect on cardiovascular system Effects 0.000 title claims abstract description 17
- 238000002601 radiography Methods 0.000 title claims abstract description 16
- 238000003384 imaging method Methods 0.000 claims 6
- 229940039231 contrast media Drugs 0.000 claims 1
- 210000001367 artery Anatomy 0.000 abstract description 5
- 239000000306 component Substances 0.000 description 26
- 238000002583 angiography Methods 0.000 description 10
- 230000006835 compression Effects 0.000 description 5
- 238000007906 compression Methods 0.000 description 5
- 210000004204 blood vessel Anatomy 0.000 description 4
- 230000008859 change Effects 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 230000009471 action Effects 0.000 description 3
- 230000017531 blood circulation Effects 0.000 description 2
- 210000000748 cardiovascular system Anatomy 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 208000024172 Cardiovascular disease Diseases 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 210000002434 celiac artery Anatomy 0.000 description 1
- 210000004351 coronary vessel Anatomy 0.000 description 1
- 210000002767 hepatic artery Anatomy 0.000 description 1
- 210000003975 mesenteric artery Anatomy 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 150000002894 organic compounds Chemical class 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 210000001147 pulmonary artery Anatomy 0.000 description 1
- 210000002254 renal artery Anatomy 0.000 description 1
- 230000000452 restraining effect Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M5/00—Devices for bringing media into the body in a subcutaneous, intra-vascular or intramuscular way; Accessories therefor, e.g. filling or cleaning devices, arm-rests
- A61M5/007—Devices for bringing media into the body in a subcutaneous, intra-vascular or intramuscular way; Accessories therefor, e.g. filling or cleaning devices, arm-rests for contrast media
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B6/00—Apparatus or devices for radiation diagnosis; Apparatus or devices for radiation diagnosis combined with radiation therapy equipment
- A61B6/04—Positioning of patients; Tiltable beds or the like
- A61B6/0407—Supports, e.g. tables or beds, for the body or parts of the body
- A61B6/0421—Supports, e.g. tables or beds, for the body or parts of the body with immobilising means
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B6/00—Apparatus or devices for radiation diagnosis; Apparatus or devices for radiation diagnosis combined with radiation therapy equipment
- A61B6/48—Diagnostic techniques
- A61B6/481—Diagnostic techniques involving the use of contrast agents
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M5/00—Devices for bringing media into the body in a subcutaneous, intra-vascular or intramuscular way; Accessories therefor, e.g. filling or cleaning devices, arm-rests
- A61M5/178—Syringes
- A61M5/20—Automatic syringes, e.g. with automatically actuated piston rod, with automatic needle injection, filling automatically
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M5/00—Devices for bringing media into the body in a subcutaneous, intra-vascular or intramuscular way; Accessories therefor, e.g. filling or cleaning devices, arm-rests
- A61M5/178—Syringes
- A61M5/31—Details
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M5/00—Devices for bringing media into the body in a subcutaneous, intra-vascular or intramuscular way; Accessories therefor, e.g. filling or cleaning devices, arm-rests
- A61M5/42—Devices for bringing media into the body in a subcutaneous, intra-vascular or intramuscular way; Accessories therefor, e.g. filling or cleaning devices, arm-rests having means for desensitising skin, for protruding skin to facilitate piercing, or for locating point where body is to be pierced
- A61M5/425—Protruding skin to facilitate piercing, e.g. vacuum cylinders, vein immobilising means
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M5/00—Devices for bringing media into the body in a subcutaneous, intra-vascular or intramuscular way; Accessories therefor, e.g. filling or cleaning devices, arm-rests
- A61M5/42—Devices for bringing media into the body in a subcutaneous, intra-vascular or intramuscular way; Accessories therefor, e.g. filling or cleaning devices, arm-rests having means for desensitising skin, for protruding skin to facilitate piercing, or for locating point where body is to be pierced
- A61M5/427—Locating point where body is to be pierced, e.g. vein location means using ultrasonic waves, injection site templates
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M5/00—Devices for bringing media into the body in a subcutaneous, intra-vascular or intramuscular way; Accessories therefor, e.g. filling or cleaning devices, arm-rests
- A61M5/52—Arm-rests
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- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Veterinary Medicine (AREA)
- Biomedical Technology (AREA)
- Heart & Thoracic Surgery (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Vascular Medicine (AREA)
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- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Optics & Photonics (AREA)
- Pathology (AREA)
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- Surgery (AREA)
- Apparatus For Radiation Diagnosis (AREA)
- Infusion, Injection, And Reservoir Apparatuses (AREA)
Abstract
The invention discloses a contrast agent injection device for cardiovascular radiography, which comprises a position adjusting component, a transverse driving component, a lifting adjusting component, an injection position adjusting component and an injection radiography component, wherein the position adjusting component is arranged on the horizontal driving component; lie and be provided with the restriction cover on the bed, the restriction cover is fixed a position the restriction to patient's arm, position adjustment arc frame is adjusted to the injection position, utilize transverse driving part to carry out transverse motion, make medical personnel inject the operation to patient's the left and right hands, be provided with the pressure boost gasbag on the support frame, carry out the pressure boost to patient's arm, make the clear demonstration of patient's artery more, the operation of being convenient for, utilize injection position adjustment part to finely tune the injection position, medical personnel inject the patient through injection radiography part. The invention has novel structure and improves the working efficiency of medical personnel.
Description
Technical Field
The invention relates to the technical field related to medical instruments, in particular to contrast agent injection equipment for cardiovascular radiography.
Background
The cardiovascular radiography is that a transparent contrast agent containing organic compounds is quickly injected into blood flow under the X-ray irradiation, the heart and the large blood vessel cavity are developed under the X-ray irradiation, and the development process of the heart and the large blood vessel cavity is shot by a quick photography method, a television photography method or a video tape and the like, and the blood flow sequence containing the contrast agent and the filling condition of the large blood vessels of the heart can be seen from the development result, so that the physiological and anatomical changes of the heart and the large blood vessels can be known. Is a valuable method for diagnosing cardiovascular diseases. There are various types of selective right heart angiography, left heart angiography, pulmonary artery angiography, aortic angiography, coronary artery angiography, and hepatic artery angiography, renal artery angiography, cerebrovascular angiography, celiac artery angiography, and mesenteric artery angiography that are generally used. At present, cardiovascular radiography needs medical personnel to carefully operate, and the radiography equipment is troublesome to operate, has reduced medical personnel's work efficiency, therefore needs a contrast medium injection equipment for cardiovascular radiography urgently.
Disclosure of Invention
Aiming at the technical problem, the invention provides a contrast agent injection device for cardiovascular radiography, which improves the working efficiency of medical staff.
The technical scheme adopted by the invention is as follows: a contrast medium injection device for cardiovascular radiography comprises a position adjusting component, a transverse driving component, a lifting adjusting component, an injection position adjusting component and an injection contrast component.
The position adjusting component comprises a position adjusting arc frame; the transverse driving part comprises a telescopic frame guide column and a connecting and meshing strip; the lifting adjusting part comprises a telescopic frame; the injection position adjusting component comprises a slide block guide column and an adjusting rocker; the injection contrast part comprises a contrast agent container and a rotary seat.
The position adjustment arc frame is slidably mounted on a lying bed, the position adjustment arc frame is connected with the position adjustment screw rod through a screw pair, a telescopic frame guide pillar is fixedly connected with a transverse frame, a connecting meshing strip is fixedly connected with the position adjustment arc frame, the telescopic frame is slidably connected with the telescopic frame guide pillar, a sliding block guide pillar is fixedly connected with a support frame, one end of an adjustment rocker is rotatably connected with the support frame, the other end of the adjustment rocker is rotatably connected with a rotating seat, and a contrast medium container is fixedly mounted on a pushing top plate.
Furthermore, the position adjusting component also comprises a lying bed, a screw motor, a position adjusting screw and a limiting sleeve; the lead screw motor is fixedly installed on the lying bed, the position adjusting lead screw is rotatably installed on the lying bed, a motor shaft of the lead screw motor is fixedly connected with one end of the position adjusting lead screw, and the lying bed is provided with the limiting sleeve.
Furthermore, the transverse driving component also comprises a telescopic frame pressure spring, a transverse driving motor, a gear shaft, a transverse frame guide column and a transverse driving gear; the telescopic frame pressure spring is sleeved on the telescopic frame guide column, one end of the telescopic frame pressure spring is connected with the telescopic frame, the transverse frame is in sliding connection with the transverse frame guide column, the transverse driving motor is fixedly installed on the transverse frame, the gear shaft is rotatably installed on the transverse frame, the transverse driving gear is fixedly connected with the gear shaft, a motor shaft of the transverse driving motor is fixedly connected with one end of the gear shaft, the transverse frame guide column is fixedly connected with the connecting meshing strip, the connecting meshing strip is provided with gear teeth, and the transverse driving gear is meshed with gear teeth on the connecting meshing strip.
Furthermore, the lifting adjusting part also comprises a contact wheel, a pushing cylinder, a pushing top plate, a support frame pressure spring, a support frame guide pillar, a support frame, a pressurizing air bag, a support frame connecting column pressure spring and a support frame connecting column; the contact wheel is rotatably installed on the telescopic frame, the contact wheel is in contact with the position adjusting arc frame, the pushing cylinder is fixedly installed on the telescopic frame, the pushing rod of the pushing cylinder is in contact with the pushing top plate, one end of the supporting frame guide pillar is fixedly connected with the supporting frame, the other end of the supporting frame guide pillar is fixedly connected with the pushing top plate, the supporting frame guide pillar is in sliding connection with the telescopic frame, and the supporting frame pressure spring is sleeved on the supporting frame guide pillar.
Furthermore, the support frame on be provided with pressure boost gasbag, support frame spliced pole slidable mounting is in the support frame bottom, support frame spliced pole pressure spring cover is on the support frame, the one end and the support frame spliced pole of support frame spliced pole pressure spring are connected.
Furthermore, the injection position adjusting component also comprises an adjusting pushing cylinder, an adjusting slide block, a slide block connecting rod and a slide block pressure spring; the adjusting and pushing cylinder is fixedly installed on the supporting frame, a push rod of the adjusting and pushing cylinder is in contact with the adjusting slide block, the adjusting slide block is in sliding connection with the slide block guide pillar, a slide block pressure spring is sleeved on the slide block guide pillar, one end of the slide block connecting rod is in rotary connection with the adjusting slide block, and the other end of the slide block connecting rod is in rotary connection with the adjusting rocker.
Furthermore, the injection radiography component also comprises an injection pump, an injection catheter wheel, an injection catheter, a control knob, a puncture head, a puncture control knob, a rotating seat motor, a screw rod gear, a puncture sliding seat, a puncture control screw rod and a puncture connecting ball head; the injection pump is fixedly connected with the contrast medium container, the injection catheter wheel is rotatably installed on the push top plate, one end of the injection catheter is fixedly connected with the injection pump, the injection catheter wheel is sleeved on the injection catheter wheel, the other end of the injection catheter is arranged in the puncture head, the rotating seat motor is fixedly installed on the adjusting rocker, the motor shaft of the rotating seat motor is fixedly connected with the rotating seat, the puncture control knob is rotatably installed on the rotating seat, and the puncture control knob is provided with gear teeth.
Furthermore, a puncture connecting ball head is fixedly connected to the puncture head, the puncture head is connected with the puncture sliding seat through the puncture connecting ball head, the puncture sliding seat is slidably mounted on the rotating seat, the puncture control screw rod is rotatably mounted on the rotating seat, one end of the puncture control screw rod is fixedly connected with a screw rod gear, the screw rod gear is meshed with gear teeth on the puncture control knob, the puncture sliding seat is connected with the puncture control screw rod through a screw pair, and the control knob is fixedly connected with one end of the puncture head.
Compared with the prior art, the invention has the beneficial effects that: (1) pressurizing the arm of the patient to make the artery clearly appear; (2) the operation is convenient, and the working efficiency of medical staff is improved; (3) and the dead angle-free control is carried out, so that a proper puncture point is convenient to find.
Drawings
Fig. 1 is a schematic view of the overall structure of the present invention.
FIG. 2 is a schematic structural diagram of a position adjustment component and a lateral driving component according to the present invention.
Fig. 3 is a schematic structural view of the lifting adjustment member of the present invention.
Fig. 4 is a partially enlarged structural schematic view of an injection position adjusting part and an injection contrast part of the present invention.
Fig. 5 is a partially enlarged structural schematic diagram of an injection contrast part of the invention.
In the figure: 1-a position adjustment component; 2-a transverse driving member; 3-a lifting adjustment component; 4-injection position adjustment means; 5-injecting a contrast component; 101-lying bed; 102-a screw motor; 103-position adjusting screw rod; 104-a restraining sleeve; 105-a position adjusting arc frame; 201-telescoping mast guide post; 202-a telescopic frame pressure spring; 203-transverse driving motor; 204-gear shaft; 205-transverse frame; 206-transverse frame guide posts; 207-transverse drive gear; 208-connecting the engagement strip; 301-contact wheel; 302-pushing cylinder; 303-a telescopic frame; 304-pushing the top plate; 305-a support frame compression spring; 306-a support frame guide post; 307-a support frame; 308-a pressurized air bag; 309-connecting a column pressure spring with a support frame; 310-a support frame connection post; 401-adjusting the pushing cylinder; 402-slider guide post; 403-adjusting the slide block; 404-a slider link; 405-adjusting the rocker; 406-slider compression spring; 501-an injection pump; 502-a contrast agent container; 503-an injection catheter wheel; 504-an injection catheter; 505-control knob; 506-piercing head; 507-piercing the control knob; 508-a rotating seat; 509-rotating holder motor; 510-a screw gear; 511-piercing slide; 512-piercing the control screw; 513-piercing the connecting bulb.
Detailed Description
The present invention will be further described with reference to specific examples, which are illustrative of the invention and are not to be construed as limiting the invention.
Example (b): as shown in fig. 1, 2, 3, 4, and 5: a contrast medium injection device for cardiovascular radiography comprises a position adjusting component 1, a transverse driving component 2, a lifting adjusting component 3, an injection position adjusting component 4 and an injection contrast medium component 5.
A position adjusting member 1 including a position adjusting arc frame 105; the transverse driving part 2 comprises a telescopic frame guide column 201 and a connecting and engaging strip 208; the lifting adjusting component 3 comprises a telescopic frame 303; an injection position adjusting unit 4 including a slider guide post 402 and an adjusting rocker 405; the contrast injection part 5 comprises a contrast container 502 and a rotary seat 508.
The position adjusting arc frame 105 is slidably mounted on the lying bed 101, the position adjusting arc frame 105 is connected with the position adjusting screw rod 103 through a screw pair, the telescopic frame guide post 201 is fixedly connected with the transverse frame 205, the connecting meshing strip 208 is fixedly connected with the position adjusting arc frame 105, the telescopic frame 303 is slidably connected with the telescopic frame guide post 201, the sliding block guide post 402 is fixedly connected with the supporting frame 307, one end of the adjusting rocker 405 is rotatably connected with the supporting frame 307, the other end of the adjusting rocker 405 is rotatably connected with the rotating seat 508, and the contrast medium container 502 is fixedly mounted on the push top plate 304.
The position adjusting component 1 also comprises a lying bed 101, a screw motor 102, a position adjusting screw 103 and a limiting sleeve 104; the lead screw motor 102 is fixedly arranged on the lying bed 101, the position adjusting lead screw 103 is rotatably arranged on the lying bed 101, a motor shaft of the lead screw motor 102 is fixedly connected with one end of the position adjusting lead screw 103, and the lying bed 101 is provided with a limiting sleeve 104. When a patient is on the lying bed 101, the limiting sleeve 104 limits the arm of the patient, the screw rod motor 102 drives the position adjusting screw rod 103 to rotate, and the position adjusting arc frame 105 moves and adjusts a proper injection position.
The transverse driving component 2 further comprises a telescopic frame pressure spring 202, a transverse driving motor 203, a gear shaft 204, a transverse frame 205, a transverse frame guide column 206 and a transverse driving gear 207; the telescopic frame pressure spring 202 is sleeved on the telescopic frame guide post 201, one end of the telescopic frame pressure spring 202 is connected with the telescopic frame 303, the transverse frame 205 is in sliding connection with the transverse frame guide post 206, the transverse driving motor 203 is fixedly installed on the transverse frame 205, the gear shaft 204 is rotatably installed on the transverse frame 205, the transverse driving gear 207 is fixedly connected with the gear shaft 204, a motor shaft of the transverse driving motor 203 is fixedly connected with one end of the gear shaft 204, the transverse frame guide post 206 is fixedly connected with the connecting meshing bar 208, gear teeth are arranged on the connecting meshing bar 208, and the transverse driving gear 207 is meshed with gear teeth on the connecting meshing bar 208. The transverse drive motor 203 rotates the transverse drive gear 207, and the transverse carriage 205 moves and positions the contrast injection unit 5 at the wall of the patient's hand where the contrast injection is required.
The lifting adjusting part 3 further comprises a contact wheel 301, a pushing cylinder 302, a pushing top plate 304, a support frame pressure spring 305, a support frame guide pillar 306, a support frame 307, a pressurizing air bag 308, a support frame connecting column pressure spring 309 and a support frame connecting column 310; contact wheel 301 is rotatory to be installed on expansion bracket 303, contact wheel 301 contacts with position adjustment arc frame 105, push cylinder 302 fixed mounting is on expansion bracket 303, push cylinder 302's push rod and the contact of promotion roof 304, the one end and the support frame 307 fixed connection of support frame guide pillar 306, the other end and the promotion roof 304 fixed connection of support frame guide pillar 306, support frame guide pillar 306 and expansion bracket 303 sliding connection, support frame pressure spring 305 overlaps on support frame guide pillar 306. When the transverse frame 205 moves, the contact wheel 301 moves on the position adjusting arc frame 105, the telescopic frame 303 changes in a telescopic mode under the action of the telescopic frame pressure spring 202, the pushing cylinder 302 pushes the pushing top plate 304, the supporting frame 307 moves to the arm, and the supporting frame connecting column 310 is in contact with the lying bed 101.
The support 307 is provided with a pressurizing air bag 308, a support connecting column 310 is slidably mounted at the bottom of the support 307, a support connecting column compression spring 309 is sleeved on the support 307, and one end of the support connecting column compression spring 309 is connected with the support connecting column 310. The pressurizing air bag 308 is used for wrapping the arm of the patient and pressurizing, so that the injection artery of the patient is more clearly visible, and the injection operation is convenient.
The injection position adjusting component 4 further comprises an adjusting pushing cylinder 401, an adjusting slide block 403, a slide block connecting rod 404 and a slide block pressure spring 406; the adjusting pushing cylinder 401 is fixedly mounted on the supporting frame 307, a push rod of the adjusting pushing cylinder 401 is in contact with the adjusting slider 403, the adjusting slider 403 is in sliding connection with the slider guide post 402, the slider pressure spring 406 is sleeved on the slider guide post 402, one end of the slider connecting rod 404 is in rotary connection with the adjusting slider 403, and the other end of the slider connecting rod 404 is in rotary connection with the adjusting rocker 405. The adjusting pushing cylinder 401 pushes the adjusting slider 403, and the adjusting rocker 405 moves and adjusts the position of the rotating seat 508 under the action of the slider connecting rod 404.
The injection contrast part 5 further comprises an injection pump 501, an injection conduit wheel 503, an injection conduit 504, a control knob 505, a puncture head 506, a puncture control knob 507, a rotating seat motor 509, a screw rod gear 510, a puncture sliding seat 511, a puncture control screw rod 512 and a puncture connecting ball head 513; the injection pump 501 is fixedly connected with the contrast medium container 502, the injection catheter wheel 503 is rotatably mounted on the push top plate 304, one end of the injection catheter 504 is fixedly connected with the injection pump 501, the injection catheter wheel 503 is sleeved on the injection catheter wheel 503, the other end of the injection catheter 504 is arranged in the puncture head 506, the rotating seat motor 509 is fixedly mounted on the adjusting rocker 405, the motor shaft of the rotating seat motor 509 is fixedly connected with the rotating seat 508, the puncture control knob 507 is rotatably mounted on the rotating seat 508, and gear teeth are arranged on the puncture control knob 507. The rotating seat motor 509 drives the rotating seat 508 to rotate, the position of the rotating seat 508 is further adjusted, the puncture head 506 is subjected to position change through the control knob 505, and the injection pump 501 acts to inject the contrast medium into the cardiovascular system.
A puncture connecting ball head 513 is fixedly connected to the puncture head 506, the puncture head 506 is connected with the puncture sliding seat 511 through the puncture connecting ball head 513, the puncture sliding seat 511 is slidably mounted on the rotating seat 508, the puncture control screw rod 512 is rotatably mounted on the rotating seat 508, one end of the puncture control screw rod 512 is fixedly connected with a screw rod gear 510, the screw rod gear 510 is meshed with gear teeth on the puncture control knob 507, the puncture sliding seat 511 is connected with the puncture control screw rod 512 through a screw pair, and the control knob 505 is fixedly connected with one end of the puncture head 506. The puncture connecting ball 513 is used for enabling the puncture head 506 to have no dead angle to realize position change, after an injection point is determined, the puncture control knob 507 is rotated, the screw rod gear 510 rotates, the puncture sliding seat 511 moves, the puncture head 506 punctures at the injection point, and medical personnel insert the injection catheter 504 into the heart region through the puncture point.
The working principle of the invention is as follows: when a patient is on a lying bed 101, the arm of the patient is limited by a limiting sleeve 104, a screw motor 102 drives a position adjusting screw 103 to rotate, a position adjusting arc frame 105 moves and adjusts a proper injection position, a transverse driving motor 203 drives a transverse driving gear 207 to rotate, under the meshing of gear teeth, a transverse frame 205 moves and enables an injection radiography component 5 to be positioned at the hand wall of the patient needing to be injected with a contrast medium, when the transverse frame 205 moves, a contact wheel 301 moves on the position adjusting arc frame 105, an expansion frame 303 expands and contracts under the action of an expansion frame compression spring 202, a pushing cylinder 302 pushes a pushing top plate 304, a supporting frame 307 moves to the arm, a supporting frame connecting post 310 is contacted with the lying bed 101, a pressurizing air bag 308 wraps the arm of the patient and pressurizes the injection artery of the patient, the injection artery of the patient is more clearly visible, the injection operation is convenient, the pushing cylinder 401 is adjusted to push an adjusting slide block 403, under, the adjusting rocker 405 moves and adjusts the position of the rotating seat 508, the rotating seat motor 509 drives the rotating seat 508 to rotate, the position of the rotating seat 508 is further adjusted, the puncture head 506 is subjected to position change through the control knob 505, the puncture head 506 is subjected to position change without dead angles through the puncture connecting ball head 513, after an injection point is determined, the puncture control knob 507 is rotated, the screw rod gear 510 rotates, the puncture sliding seat 511 moves, the puncture head 506 punctures at the injection point, medical personnel insert the injection catheter 504 into a heart region through the puncture point, and the injection pump 501 acts to inject the contrast medium into the cardiovascular system.
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 (8)
1. A contrast agent injection device for cardiovascular radiography comprises a position adjusting component (1), a transverse driving component 2, a lifting adjusting component (3), an injection position adjusting component (4) and an injection contrast component (5);
the position adjusting component 1 comprises a position adjusting arc frame (105);
the transverse driving part 2 comprises a telescopic frame guide post (201) and a connecting and engaging strip (208);
the lifting adjusting component (3) comprises a telescopic frame (303);
the injection position adjusting component 4 comprises a slide block guide post (402) and an adjusting rocker (405);
the contrast injection component 5 comprises a contrast container (502) and a rotary seat (508);
the position adjusting arc frame (105) is slidably mounted on the lying bed (101), the position adjusting arc frame (105) is connected with the position adjusting screw rod (103) through a screw pair, a telescopic frame guide post (201) is fixedly connected with a transverse frame (205), a connecting and meshing strip (208) is fixedly connected with the position adjusting arc frame (105), a telescopic frame (303) is slidably connected with the telescopic frame guide post (201), a sliding block guide post (402) is fixedly connected with a support frame (307), one end of an adjusting rocker (405) is rotatably connected with the support frame (307), the other end of the adjusting rocker (405) is rotatably connected with a rotating seat (508), and a contrast medium container (502) is fixedly mounted on a pushing top plate (304).
2. A contrast medium injection apparatus for cardiovascular imaging according to claim 1, wherein: the position adjusting component (1) also comprises a lying bed (101), a screw motor (102), a position adjusting screw (103) and a limiting sleeve (104); the lead screw motor (102) is fixedly installed on the lying bed (101), the position adjusting lead screw (103) is rotatably installed on the lying bed (101), a motor shaft of the lead screw motor (102) is fixedly connected with one end of the position adjusting lead screw (103), and the lying bed (101) is provided with the limiting sleeve (104).
3. A contrast medium injection apparatus for cardiovascular imaging according to claim 1, wherein: the transverse driving component (2) further comprises a telescopic frame pressure spring (202), a transverse driving motor (203), a gear shaft (204), a transverse frame 205, a transverse frame guide post (206) and a transverse driving gear (207); the telescopic frame pressure spring (202) is sleeved on a telescopic frame guide post (201), one end of the telescopic frame pressure spring (202) is connected with a telescopic frame (303), a transverse frame (205) is in sliding connection with a transverse frame guide post (206), a transverse driving motor (203) is fixedly installed on the transverse frame (205), a gear shaft (204) is rotatably installed on the transverse frame (205), a transverse driving gear (207) is fixedly connected with the gear shaft (204), a motor shaft of the transverse driving motor (203) is fixedly connected with one end of the gear shaft (204), the transverse frame guide post (206) is fixedly connected with a connecting meshing bar (208), the connecting meshing bar (208) is provided with gear teeth, and the transverse driving gear (207) is meshed with gear teeth on the connecting meshing bar (208).
4. A contrast medium injection apparatus for cardiovascular imaging according to claim 1, wherein: the lifting adjusting component (3) further comprises a contact wheel (301), a pushing cylinder (302), a pushing top plate (304), a support frame pressure spring (305), a support frame guide post (306), a support frame (307), a pressurizing air bag (308), a support frame connecting post pressure spring (309) and a support frame connecting post (310); the contact wheel (301) is rotatably installed on the telescopic frame (303), the contact wheel (301) is in contact with the position adjusting arc frame (105), the pushing cylinder (302) is fixedly installed on the telescopic frame (303), a push rod of the pushing cylinder (302) is in contact with the pushing top plate (304), one end of the support frame guide post (306) is fixedly connected with the support frame (307), the other end of the support frame guide post (306) is fixedly connected with the pushing top plate (304), the support frame guide post (306) is in sliding connection with the telescopic frame (303), and the support frame pressure spring (305) is sleeved on the support frame guide post (306).
5. The contrast media injector of claim 4, wherein: the air bag type air bag lifting device is characterized in that a pressurizing air bag (308) is arranged on the support frame (307), a support frame connecting column (310) is slidably mounted at the bottom of the support frame (307), a support frame connecting column pressure spring (309) is sleeved on the support frame (307), and one end of the support frame connecting column pressure spring (309) is connected with the support frame connecting column (310).
6. A contrast medium injection apparatus for cardiovascular imaging according to claim 1, wherein: the injection position adjusting component (4) further comprises an adjusting pushing cylinder (401), an adjusting slide block (403), a slide block connecting rod (404) and a slide block pressure spring (406); the adjusting and pushing cylinder (401) is fixedly installed on the supporting frame (307), a push rod of the adjusting and pushing cylinder (401) is in contact with the adjusting slider (403), the adjusting slider (403) is in sliding connection with the slider guide post (402), a slider pressure spring (406) is sleeved on the slider guide post (402), one end of a slider connecting rod (404) is rotatably connected with the adjusting slider (403), and the other end of the slider connecting rod (404) is rotatably connected with the adjusting rocker (405).
7. A contrast medium injection apparatus for cardiovascular imaging according to claim 1, wherein: the injection contrast part (5) further comprises an injection pump (501), an injection conduit wheel (503), an injection conduit (504), a control knob (505), a puncture head (506), a puncture control knob (507), a rotating seat motor (509), a screw rod gear 510, a puncture sliding seat (511), a puncture control screw rod (512) and a puncture connecting ball head (513); the injection pump (501) is fixedly connected with the contrast medium container (502), the injection catheter wheel (503) is rotatably installed on the push top plate (304), one end of the injection catheter (504) is fixedly connected with the injection pump (501) and the injection catheter wheel (503) is sleeved on the injection catheter wheel (503), the other end of the injection catheter (504) is arranged in the puncture head (506), the rotating seat motor (509) is fixedly installed on the adjusting rocker (405), the motor shaft of the rotating seat motor (509) is fixedly connected with the rotating seat 508, the puncture control knob (507) is rotatably installed on the rotating seat (508), and gear teeth are arranged on the puncture control knob (507).
8. A contrast medium injection apparatus for cardiovascular imaging according to claim 7, wherein: the puncture head (506) is fixedly connected with a puncture connecting ball head (513), the puncture head (506) is connected with a puncture sliding seat (511) through the puncture connecting ball head (513), the puncture sliding seat (511) is slidably mounted on a rotating seat (508), a puncture control screw rod (512) is rotatably mounted on the rotating seat (508), one end of the puncture control screw rod (512) is fixedly connected with a screw rod gear (510), the screw rod gear (510) is meshed with gear teeth on a puncture control knob (507), the puncture sliding seat (511) is connected with the puncture control screw rod (512) through a screw pair, and the control knob (505) is fixedly connected with one end of the puncture head (506).
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