CN112843376B - Contrast agent injector for interventional department - Google Patents

Contrast agent injector for interventional department Download PDF

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Publication number
CN112843376B
CN112843376B CN202110147242.3A CN202110147242A CN112843376B CN 112843376 B CN112843376 B CN 112843376B CN 202110147242 A CN202110147242 A CN 202110147242A CN 112843376 B CN112843376 B CN 112843376B
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CN
China
Prior art keywords
connecting rod
fixedly arranged
plate
massage
clamping mechanism
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Expired - Fee Related
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CN202110147242.3A
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Chinese (zh)
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CN112843376A (en
Inventor
黄萨
陈鹏
魏雪
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Jilin University
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Jilin University
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Priority to CN202110147242.3A priority Critical patent/CN112843376B/en
Publication of CN112843376A publication Critical patent/CN112843376A/en
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Publication of CN112843376B publication Critical patent/CN112843376B/en
Expired - Fee Related legal-status Critical Current
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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
    • A61H—PHYSICAL THERAPY APPARATUS, e.g. DEVICES FOR LOCATING OR STIMULATING REFLEX POINTS IN THE BODY; ARTIFICIAL RESPIRATION; MASSAGE; BATHING DEVICES FOR SPECIAL THERAPEUTIC OR HYGIENIC PURPOSES OR SPECIFIC PARTS OF THE BODY
    • A61H7/00—Devices for suction-kneading massage; Devices for massaging the skin by rubbing or brushing not otherwise provided for
    • A61H7/001—Devices for suction-kneading massage; Devices for massaging the skin by rubbing or brushing not otherwise provided for without substantial movement between the skin and the device
    • 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

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  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Veterinary Medicine (AREA)
  • Public Health (AREA)
  • General Health & Medical Sciences (AREA)
  • Animal Behavior & Ethology (AREA)
  • Biomedical Technology (AREA)
  • Hematology (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Anesthesiology (AREA)
  • Engineering & Computer Science (AREA)
  • Vascular Medicine (AREA)
  • Dermatology (AREA)
  • Epidemiology (AREA)
  • Pain & Pain Management (AREA)
  • Physical Education & Sports Medicine (AREA)
  • Rehabilitation Therapy (AREA)
  • Infusion, Injection, And Reservoir Apparatuses (AREA)

Abstract

The invention relates to the technical field of medical auxiliary instruments, in particular to a contrast medium injector for an interventional department. The contrast agent injector for the interventional department can realize continuous injection only by fully storing the force of the force storage spring. The device has the advantages of reducing frequent operation of medical staff, improving the working efficiency, saving medical instruments and the like.

Description

Contrast agent injector for interventional department
Technical Field
The invention relates to the technical field of medical auxiliary instruments, in particular to a contrast medium injector for an interventional department.
Background
Contrast agents, also known as contrast agents. Is a chemical that is injected into a human tissue or organ to enhance the visual effect. These articles are denser or less dense than the surrounding tissue and the contrast produced is imaged with some instruments. Such as iodine preparations and barium sulfate which are commonly used for X-ray observation.
The existing contrast agent booster is propelled manually, the propelling stability cannot be guaranteed, the propelling quantity cannot be accurately mastered, when the situation of an injection part in a patient body causes propelling difficulty, judgment needs to be carried out by depending on the hand feeling of a doctor, the situation cannot be well mastered, and the influence on the patient may be caused.
Disclosure of Invention
Aiming at the application requirements, the invention provides the contrast agent injector for the interventional department, which can effectively solve the problem of injecting the contrast agent for the interventional department.
In order to achieve the purpose of the invention, the technical scheme adopted by the invention is as follows: a contrast medium injector for interventional department comprises a translation mechanism, an injection mechanism, a storage and replacement mechanism and a clamping mechanism; the method is characterized in that: the translation mechanism comprises: a support plate; the injection mechanism comprises: an injection mechanism housing; the storage and replacement mechanism comprises: storing and replacing the mechanism shell; the clamping mechanism comprises: a clamping mechanism fixing plate and a clamping mechanism sliding plate; the injection mechanism shell is fixedly arranged on the supporting plate, the storage replacement mechanism shell is fixedly arranged on the injection mechanism shell, the clamping mechanism fixing plate is fixedly arranged on the injection mechanism shell, and the clamping mechanism sliding plate is fixedly arranged on the injection mechanism shell.
Further, the translation mechanism further comprises: the device comprises a bottom plate, side plates, a fixed block a, a connecting rod a, a small right-angle connecting rod a, a large right-angle connecting rod a, a connecting rod b, a supporting plate connecting rod a, a supporting plate connecting rod b, a small right-angle connecting rod b, a large right-angle connecting rod b and a fixed block b; the side plate is fixedly arranged on the bottom plate, the fixed block a is fixedly arranged on the bottom plate, the fixed block b is fixedly arranged on the bottom plate, one end of the connecting rod a is rotatably arranged on the fixed block a, the other end of the connecting rod a is rotatably arranged in the middle of the small right-angle connecting rod a, one end of the small right-angle connecting rod a is rotatably arranged on one end of the large right-angle connecting rod a, the other end of the small right-angle connecting rod a is rotatably arranged on one end of the large right-angle connecting rod b, the middle of the large right-angle connecting rod a is rotatably arranged on one end of the connecting rod b, the middle of the small right-angle connecting rod b is rotatably arranged on the supporting plate connecting rod b, the other end of the small right-angle connecting rod b is rotatably arranged on the other end of the large right-angle connecting rod b, the middle of the large right-angle connecting rod b is rotatably arranged on the fixed block b, the other end of the connecting rod b is rotatably arranged on the supporting plate connecting rod a, the supporting plate connecting rod b is fixedly arranged on the supporting plate, the supporting plate connecting rod a is fixedly arranged on the supporting plate, the supporting plate is slidably mounted on the side plate.
Further, the injection mechanism further comprises: the massage device comprises a rotary lifting frame, a large bevel gear, an inner spiral pipe, a rotary lifting motor, a massage pinion, a massage gearwheel, a crankshaft connecting rod, a fixed sleeve a, a massage spring, a fixed sleeve b, a massage plate, a jacking block sleeve, a jacking block, an outer spiral pipe, a positioning rod and a push plate; the rotary lifting frame is fixedly arranged on the shell of the injection mechanism, the large bevel gear is rotatably arranged on the rotary lifting frame, the inner spiral pipe is fixedly arranged on the large bevel gear, the small bevel gear is rotatably arranged on the rotary lifting frame, the conical gear connecting rod is fixedly arranged on the small bevel gear, the rotary lifting motor is fixedly arranged on the rotary lifting frame, the massage motor is fixedly arranged on the shell of the injection mechanism, the massage pinion is fixedly arranged on the massage motor, the crankshaft is rotatably arranged on the shell of the injection mechanism, the massage big gear is fixedly arranged on the crankshaft, the fixed sleeve a is fixedly arranged on the shell of the injection mechanism, the ejector block is slidably arranged on the ejector block sleeve, the ejector block sleeve is fixedly arranged on the massage plate, the fixed sleeve b is fixedly arranged on the massage plate, the massage spring is fixedly arranged between the fixed sleeve a and the fixed sleeve b, one end of the crankshaft connecting rod is rotatably arranged on the crankshaft, the other end of the crankshaft connecting rod is rotatably arranged on the ejector block, one end of the outer spiral pipe is slidably mounted on the inner spiral pipe, the other end of the outer spiral pipe is fixedly mounted on the push plate, one end of the positioning rod is slidably mounted on the rotary lifting frame, and the other end of the positioning rod is fixedly mounted on the push plate.
Further, the storage and replacement mechanism further comprises: a storage and replacement mechanism cover, a hand twisting handle, a force storage shaft, a clamping pin, a rotary push disc and a spiral thread; store and change mechanism lid fixed mounting and change the mechanism shell in storing, hand is twisted handle fixed mounting and is storing up the power axle, stores up power axle rotary mounting and change the mechanism shell in storing, and spiral line fixed mounting is storing and is changing the mechanism shell, and bayonet lock fixed mounting is storing and is changing the mechanism lid, and rotatory pushing tray fixed mounting is storing up the power axle.
Further, the gripping mechanism further comprises: the clamping mechanism comprises a clamping mechanism rotating shaft, a clamping mechanism rotating rod, a clamping mechanism cam block, a clamp front sliding block, a clamp rear sliding block and a clamping mechanism motor; press from both sides and get mechanism rotation axis fixed mounting and press from both sides and get the mechanism fixed plate, press from both sides and get mechanism rotary rod rotary mounting and press from both sides and get the mechanism rotation axis, press from both sides and get mechanism cam fixed mounting and get the mechanism motor, press from both sides and get mechanism cam piece fixed mounting and get the mechanism cam at the clamp, slider fixed mounting is at the clamp before the clamp, slider fixed mounting is at the clamp behind the clamp, presss from both sides and gets mechanism motor fixed mounting and get the mechanism fixed plate at the clamp.
Furthermore, the surface of the massage board is sterile soft rubber.
Furthermore, a force storage spring is arranged in the force storage shaft.
Furthermore, the rotating rod of the clamping mechanism is provided with two sliding grooves.
Compared with the prior art, the invention has the beneficial effects that: the frequent operation of medical staff is reduced, the working efficiency is improved, and medical appliances are saved.
Drawings
Fig. 1 is a schematic view showing the overall structure of a contrast medium injector for interventional department according to the present invention.
Fig. 2 is a schematic cross-sectional view showing the entire structure of a contrast medium injector for interventional department according to another view direction of the present invention.
Fig. 3 is a schematic cross-sectional view of an injection mechanism of a contrast medium injector for interventional department according to the present invention.
Fig. 4 is a schematic cross-sectional view of an injection mechanism of a contrast medium injector for interventional department according to another view direction of the present invention.
Fig. 5 is a schematic structural view of a storage and exchange mechanism of a contrast medium injector for interventional department according to the present invention.
Fig. 6 is a schematic cross-sectional view of a storage and exchange mechanism of a contrast medium injector for interventional department according to another view direction of the present invention.
Fig. 7 is a partial structural view of the contrast media injector for interventional procedures of fig. 1.
Fig. 8 is a schematic view of the grasping mechanism of the contrast medium injector for interventional department in another view direction according to the present invention.
Reference numerals: 1-a translation mechanism; 2-an injection mechanism; 3-storing the replacement mechanism; 4-a gripping mechanism; 101-a base plate; 102-a side plate; 103-fixed block a; 104-link a; 105-small right angle link a; 106-big right angle link a; 107-connecting rod b; 108-backing plate link a; 109-a support plate; 110-support plate link b; 111-small right angle link b; 112-big right-angle link b; 113-fixed block b; 201-injection mechanism housing; 202-rotating the lifting frame; 203-large bevel gear; 204-inner spiral tube; 205-small bevel gear; 206-conical gear links; 207-rotating the hoisting motor; 208-a massage motor; 209-massage pinion; 210-massage gearwheel; 211-crankshaft; 212-crankshaft connecting rod; 213-fixed sleeve a; 214-a massage spring; 215-fixed sleeve b; 216-massage plate; 217-top piece sleeve; 218-a top block; 219-external spiral tube; 220-positioning rod; 221-push plate; 301-storing the replacement mechanism housing; 302-storing the replacement mechanism cover; 303-screwing the handle; 304-force storage axis; 305-bayonet; 306-rotating the push disc; 307-helical thread; 401-gripping mechanism fixing plate; 402-gripper mechanism sliding plate; 403-gripping mechanism rotation axis; 404-gripping mechanism rotating rod; 405-a gripper mechanism cam; 406-a gripper mechanism cam block; 407-clip front slider; 408-a clip; 409-clamp rear slide block; 410-gripper mechanism motor.
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): referring to fig. 1-8, which are schematic structural diagrams illustrating an overall structure of a contrast media injector for interventional department according to an embodiment of the present invention, the installation relationship of the components in this embodiment is as shown in the drawings but not limited to the drawings, so as to achieve a preset contrast media injection function for interventional department as a technical standard.
As shown in the figure, the contrast medium injector for the interventional department comprises a translation mechanism 1, an injection mechanism 2, a storage and replacement mechanism 3 and a clamping mechanism 4; the method is characterized in that: the translation mechanism 1 includes: a support plate 109; the injection mechanism 2 includes: an injection mechanism housing 201; the stock replacement mechanism 3 includes: a storage replacement mechanism housing 301; the gripping mechanism 4 includes: a gripping mechanism fixing plate 401, a gripping mechanism sliding plate 402; the injection mechanism housing 201 is fixedly mounted on the support plate 109, the stock replacement mechanism housing 301 is fixedly mounted on the injection mechanism housing 201, the gripper mechanism fixing plate 401 is fixedly mounted on the injection mechanism housing 201, and the gripper mechanism sliding plate 402 is fixedly mounted on the injection mechanism housing 201.
The translation mechanism 1 further comprises: a bottom plate 101, a side plate 102, a fixed block a103, a connecting rod a104, a small right-angle connecting rod a105, a large right-angle connecting rod a106, a connecting rod b107, a supporting plate connecting rod a108, a supporting plate connecting rod b110, a small right-angle connecting rod b111, a large right-angle connecting rod b112 and a fixed block b 113; side plate 102 is fixedly installed on bottom plate 101, fixing block a103 is fixedly installed on bottom plate 101, fixing block b113 is fixedly installed on bottom plate 101, one end of connecting rod a104 is rotatably installed on fixing block a103, the other end of connecting rod a104 is rotatably installed on the middle of small right-angle connecting rod a105, one end of small right-angle connecting rod a105 is rotatably installed on one end of large right-angle connecting rod a106, the other end of small right-angle connecting rod a105 is rotatably installed on one end of large right-angle connecting rod b112, the middle of large right-angle connecting rod a106 is rotatably installed on one end of connecting rod b107, the other end of large right-angle connecting rod a106 is rotatably installed on one end of small right-angle connecting rod b111, the middle of small right-angle connecting rod b111 is rotatably installed on supporting plate connecting rod b110, the other end of small right-angle connecting rod b111 is rotatably installed on the other end of large right-angle connecting rod b112, the middle of large right-angle connecting rod b112 is rotatably installed on fixing block b113, the other end of connecting rod b107 is rotatably installed on supporting plate connecting rod a108, supporting plate connecting rod b110 is fixedly installed on supporting plate 109, the support plate 109 is slidably mounted to the side plate 102. In operation, the support plate 109 is pushed according to the actual distance.
The injection mechanism 2 further comprises: a rotary lifting frame 202, a large bevel gear 203, an inner spiral pipe 204, a rotary lifting motor 207, a massage motor 208, a massage pinion 209, a massage gearwheel 210, a crankshaft 211, a crankshaft connecting rod 212, a fixed sleeve a213, a massage spring 214, a fixed sleeve b215, a massage plate 216, a top block sleeve 217, a top block 218, an outer spiral pipe 219, a positioning rod 220 and a push plate 221; the rotary lifting frame 202 is fixedly arranged on the injection mechanism shell 201, the large bevel gear 203 is rotatably arranged on the rotary lifting frame 202, the inner spiral pipe 204 is fixedly arranged on the large bevel gear 203, the small bevel gear 205 is rotatably arranged on the rotary lifting frame 202, the bevel gear connecting rod 206 is fixedly arranged on the small bevel gear 205, the rotary lifting motor 207 is fixedly arranged on the rotary lifting frame 202, the massage motor 208 is fixedly arranged on the injection mechanism shell 201, the massage pinion 209 is fixedly arranged on the massage motor 208, the crankshaft 211 is rotatably arranged on the injection mechanism shell 201, the massage gearwheel 210 is fixedly arranged on the crankshaft 211, the fixed sleeve a213 is fixedly arranged on the injection mechanism shell 201, the top block 218 is slidably arranged on the top block sleeve 217, the top block sleeve 217 is fixedly arranged on the massage plate 216, the fixed sleeve b215 is fixedly arranged on the massage plate 216, the massage spring 214 is fixedly arranged between the fixed sleeve a213 and the fixed sleeve b215, one end of the crankshaft connecting rod 212 is rotatably installed on the crankshaft 211, the other end of the crankshaft connecting rod 212 is rotatably installed on the top block 218, one end of the outer spiral pipe 219 is slidably installed on the inner spiral pipe 204, the other end of the outer spiral pipe 219 is fixedly installed on the push plate 221, one end of the positioning rod 220 is slidably installed on the rotary lifting frame 202, and the other end of the positioning rod 220 is fixedly installed on the push plate 221. In operation, the massage motor 208 is activated to rotate the crankshaft 211, such that the top block 218 floats against the massage plate 216 to achieve a local relaxation effect.
The storage replacement mechanism 3 further includes: a storage and replacement mechanism cover 302, a hand-screwed handle 303, a force storage shaft 304, a bayonet 305, a rotary push disc 306 and a spiral thread 307; the storage and replacement mechanism cover 302 is fixedly arranged on the storage and replacement mechanism shell 301, the hand screwing handle 303 is fixedly arranged on the force storage shaft 304, the force storage shaft 304 is rotatably arranged on the storage and replacement mechanism shell 301, the spiral thread 307 is fixedly arranged on the storage and replacement mechanism shell 301, the bayonet pin 305 is fixedly arranged on the storage and replacement mechanism cover 302, and the rotary push disc 306 is fixedly arranged on the force storage shaft 304. During operation, the pull ring outside the cover 302 of the storage and exchange mechanism is manually screwed to drive the storage shaft 304 to rotate, which stores the force of the force storage spring, and then the force storage spring releases the force to drive the rotary push plate 306 to rotate, so that the contrast agent is discharged along the spiral thread 307.
The gripping mechanism 4 further includes: a gripping mechanism rotating shaft 403, a gripping mechanism rotating rod 404, a gripping mechanism cam 405, a gripping mechanism cam block 406, a clip front slider 407, a clip 408, a clip rear slider 409 and a gripping mechanism motor 410; the gripping mechanism rotating shaft 403 is fixedly installed on the gripping mechanism fixing plate 401, the gripping mechanism rotating shaft 404 is rotatably installed on the gripping mechanism rotating shaft 403, the gripping mechanism cam 405 is fixedly installed on the gripping mechanism motor 410, the gripping mechanism cam block 406 is fixedly installed on the gripping mechanism cam 405, the clip front slider 407 is fixedly installed on the clip 408, the clip rear slider 409 is fixedly installed on the clip 408, and the gripping mechanism motor 410 is fixedly installed on the gripping mechanism fixing plate 401. When the device works, the motor 410 of the clamping mechanism is started to drive the rotating rod 404 of the clamping mechanism to swing, and the clamp 408 is driven to slide along the sliding groove, so that the unloading purpose is achieved.
The surface of the massage plate 216 is sterile soft rubber. The force storage shaft 304 is internally provided with a force storage spring. The gripping mechanism rotating rod 404 has two chutes.
The present invention has been described in relation to the above embodiments, which are only exemplary of the implementation of the present invention. It should be noted that the disclosed embodiments do not limit the scope of the invention. Rather, it is intended that all such modifications and variations be included within the spirit and scope of this invention.

Claims (4)

1. A contrast agent injector for interventional department comprises a translation mechanism (1), an injection mechanism (2), a storage and replacement mechanism (3) and a clamping mechanism (4); the method is characterized in that:
the translation mechanism (1) comprises: the device comprises a bottom plate (101), a side plate (102), a fixed block a (103), a connecting rod a (104), a small right-angle connecting rod a (105), a large right-angle connecting rod a (106), a connecting rod b (107), a supporting plate connecting rod a (108), a supporting plate (109), a supporting plate connecting rod b (110), a small right-angle connecting rod b (111), a large right-angle connecting rod b (112) and a fixed block b (113); side plates (102) are fixedly arranged on a bottom plate (101), a fixed block a (103) is fixedly arranged on the bottom plate (101), a fixed block b (113) is fixedly arranged on the bottom plate (101), one end of a connecting rod a (104) is rotatably arranged on the fixed block a (103), the other end of the connecting rod a (104) is rotatably arranged in the middle of a small right-angle connecting rod a (105), one end of the small right-angle connecting rod a (105) is rotatably arranged at one end of a large right-angle connecting rod a (106), the other end of the small right-angle connecting rod a (105) is rotatably arranged at one end of a large right-angle connecting rod b (112), the middle of the large right-angle connecting rod a (106) is rotatably arranged at one end of the small right-angle connecting rod b (111), the middle of the small right-angle connecting rod b (111) is rotatably arranged on the supporting plate connecting rod b (110), the other end of the small right-angle connecting rod b (111) is rotatably arranged at the other end of the large right-angle connecting rod b (112), the middle part of a large right-angle connecting rod b (112) is rotatably arranged on a fixed block b (113), the other end of a connecting rod b (107) is rotatably arranged on a supporting plate connecting rod a (108), a supporting plate connecting rod b (110) is fixedly arranged on a supporting plate (109), the supporting plate connecting rod a (108) is fixedly arranged on the supporting plate (109), and the supporting plate (109) is slidably arranged on a side plate (102);
the injection mechanism (2) comprises: the injection mechanism comprises an injection mechanism shell (201), a rotary lifting frame (202), a large bevel gear (203), an inner spiral pipe (204), a rotary lifting motor (207), a massage motor (208), a massage pinion (209), a massage gearwheel (210), a crankshaft (211), a crankshaft connecting rod (212), a fixed sleeve a (213), a massage spring (214), a fixed sleeve b (215), a massage plate (216), a jacking block sleeve (217), a jacking block (218), an outer spiral pipe (219), a positioning rod (220) and a push plate (221); the injection mechanism comprises a rotary lifting frame (202), an injection mechanism shell (201) and a large bevel gear (203), wherein the rotary lifting frame (202) is fixedly arranged on the injection mechanism shell (201), an inner spiral pipe (204) is fixedly arranged on the large bevel gear (203), a small bevel gear (205) is rotatably arranged on the rotary lifting frame (202), a bevel gear connecting rod (206) is fixedly arranged on the small bevel gear (205), a rotary lifting motor (207) is fixedly arranged on the rotary lifting frame (202), a massage motor (208) is fixedly arranged on the injection mechanism shell (201), a massage pinion (209) is fixedly arranged on the massage motor (208), a crankshaft (211) is rotatably arranged on the injection mechanism shell (201), a massage gearwheel (210) is fixedly arranged on the crankshaft (211), and a fixed sleeve a (213) is fixedly arranged on the injection mechanism shell (201), the massage device comprises a top block (218), a top block sleeve (217) and a fixed sleeve b (215), wherein the top block sleeve (217) is slidably mounted on a massage plate (216), the fixed sleeve b (215) is fixedly mounted on the massage plate (216), a massage spring (214) is fixedly mounted between a fixed sleeve a (213) and the fixed sleeve b (215), one end of a crankshaft connecting rod (212) is rotatably mounted on a crankshaft (211), the other end of the crankshaft connecting rod (212) is rotatably mounted on the top block (218), one end of an outer spiral tube (219) is slidably mounted on an inner spiral tube (204), the other end of the outer spiral tube (219) is fixedly mounted on a push plate (221), one end of a positioning rod (220) is slidably mounted on a rotary lifting frame (202), and the other end of the positioning rod (220) is fixedly mounted on the push plate (221);
the storage and replacement mechanism (3) comprises: the device comprises a storage and replacement mechanism shell (301), a storage and replacement mechanism cover (302), a hand-screwing handle (303), a force storage shaft (304), a bayonet lock (305), a rotary push disc (306) and a spiral thread (307); the storage and replacement mechanism shell (301) is fixedly arranged on the injection mechanism shell (201), the storage and replacement mechanism cover (302) is fixedly arranged on the storage and replacement mechanism shell (301), the hand-screwing handle (303) is fixedly arranged on the force storage shaft (304), the force storage shaft (304) is rotatably arranged on the storage and replacement mechanism shell (301), the spiral thread (307) is fixedly arranged on the storage and replacement mechanism shell (301), the bayonet pin (305) is fixedly arranged on the storage and replacement mechanism cover (302), and the rotary push disc (306) is fixedly arranged on the force storage shaft (304);
the gripping mechanism (4) comprises: a clamping mechanism fixing plate (401), a clamping mechanism sliding plate (402), a clamping mechanism rotating shaft (403), a clamping mechanism rotating rod (404), a clamping mechanism cam (405), a clamping mechanism cam block (406), a clamp front sliding block (407), a clamp (408), a clamp rear sliding block (409) and a clamping mechanism motor (410); clamping mechanism fixing plate (401) is fixedly mounted on injection mechanism shell (201), clamping mechanism sliding plate (402) is fixedly mounted on injection mechanism shell (201), clamping mechanism rotating shaft (403) is fixedly mounted on clamping mechanism fixing plate (401), clamping mechanism rotating rod (404) is rotatably mounted on clamping mechanism rotating shaft (403), clamping mechanism cam (405) is fixedly mounted on clamping mechanism motor (410), clamping mechanism cam block (406) is fixedly mounted on clamping mechanism cam (405), clamp mechanism front sliding block (407) is fixedly mounted on clamp (408), clamp rear sliding block (409) is fixedly mounted on clamp (408), and clamping mechanism motor (410) is fixedly mounted on clamping mechanism fixing plate (401).
2. The contrast media injector for interventional department according to claim 1, characterized in that: the surface of the massage plate (216) is sterile soft rubber.
3. The contrast media injector for interventional department according to claim 1, characterized in that: the force storage shaft (304) is internally provided with a force storage spring.
4. The contrast media injector for interventional department according to claim 1, characterized in that: the rotating rod (404) of the clamping mechanism is provided with two sliding chutes.
CN202110147242.3A 2021-02-03 2021-02-03 Contrast agent injector for interventional department Expired - Fee Related CN112843376B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202110147242.3A CN112843376B (en) 2021-02-03 2021-02-03 Contrast agent injector for interventional department

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202110147242.3A CN112843376B (en) 2021-02-03 2021-02-03 Contrast agent injector for interventional department

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Publication Number Publication Date
CN112843376A CN112843376A (en) 2021-05-28
CN112843376B true CN112843376B (en) 2021-08-24

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Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1882369A (en) * 2003-11-25 2006-12-20 梅德拉股份有限公司 Syringes, syringe interfaces and syringe plungers for use with medical injectors
US20140107611A1 (en) * 2012-10-16 2014-04-17 Acist Medical Systems, Inc. Controlling flow in a medical injection system
CN108309370A (en) * 2018-02-02 2018-07-24 上海交通大学 A kind of gradual cardiovascular and cerebrovascular intervention operation robot
CN210990902U (en) * 2019-06-14 2020-07-14 余学前 Injection device for veterinary treatment

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1882369A (en) * 2003-11-25 2006-12-20 梅德拉股份有限公司 Syringes, syringe interfaces and syringe plungers for use with medical injectors
US20140107611A1 (en) * 2012-10-16 2014-04-17 Acist Medical Systems, Inc. Controlling flow in a medical injection system
CN108309370A (en) * 2018-02-02 2018-07-24 上海交通大学 A kind of gradual cardiovascular and cerebrovascular intervention operation robot
CN210990902U (en) * 2019-06-14 2020-07-14 余学前 Injection device for veterinary treatment

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