CN213822897U - Auxiliary injector for contrast medium of interventional department - Google Patents
Auxiliary injector for contrast medium of interventional department Download PDFInfo
- Publication number
- CN213822897U CN213822897U CN202021659625.6U CN202021659625U CN213822897U CN 213822897 U CN213822897 U CN 213822897U CN 202021659625 U CN202021659625 U CN 202021659625U CN 213822897 U CN213822897 U CN 213822897U
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- Prior art keywords
- syringe
- fixedly connected
- movable rod
- syringe needle
- fixed connection
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- 239000002872 contrast media Substances 0.000 title claims abstract description 25
- 229940039231 contrast media Drugs 0.000 claims description 9
- 230000002349 favourable effect Effects 0.000 abstract description 3
- 230000001755 vocal effect Effects 0.000 abstract 1
- 238000002347 injection Methods 0.000 description 4
- 239000007924 injection Substances 0.000 description 4
- 230000001681 protective effect Effects 0.000 description 3
- 238000007789 sealing Methods 0.000 description 3
- 230000005540 biological transmission Effects 0.000 description 2
- 239000003814 drug Substances 0.000 description 2
- 238000000926 separation method Methods 0.000 description 2
- 206010052428 Wound Diseases 0.000 description 1
- 208000027418 Wounds and injury Diseases 0.000 description 1
- 238000002583 angiography Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000003745 diagnosis Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000017525 heat dissipation Effects 0.000 description 1
- 238000003384 imaging method Methods 0.000 description 1
- 238000002697 interventional radiology Methods 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 230000036285 pathological change Effects 0.000 description 1
- 231100000915 pathological change Toxicity 0.000 description 1
- 239000011148 porous material Substances 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 238000002604 ultrasonography Methods 0.000 description 1
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- Infusion, Injection, And Reservoir Apparatuses (AREA)
Abstract
The utility model discloses an supplementary injector of intervention branch of academic or vocational study contrast medium, including syringe needle, cylinder, active mechanism and movable rod, the one end fixed mounting of cylinder has the syringe needle, the one end that the syringe needle was kept away from to the cylinder has cup jointed the movable rod, the one end lateral wall fixedly connected with active mechanism of syringe needle is kept away from to the cylinder, active mechanism includes at least with cylinder fixed connection's guard box, with guard box fixed connection's mounting panel, with mounting panel fixed connection's L type support frame, with L type support frame fixed connection's driving motor to and with driving motor fixed connection's gear, the cylinder is close to the fixed cover of one end lateral wall of guard box and has been connect the accessory plate, the syringe needle is kept away from the second limiting plate of one end lateral wall fixedly connected with and accessory plate level relative distribution. This supplementary injector of interventional department's contrast-medium, it is rational in infrastructure, can effectively solve the drawback that current syringe exists, be favorable to using widely.
Description
Technical Field
The utility model belongs to the technical field of medical instrument, concretely relates to supplementary injector of interventional department's contrast medium.
Background
Interventional radiology, also called interventional therapeutics, is a rapidly developed new subject integrating image diagnosis and clinical treatment in recent years, and is a general name of a series of technologies for minimally invasive treatment by guiding and monitoring digital subtraction angiography, CT, ultrasound, magnetic resonance and other imaging devices and introducing specific instruments into a human pathological change part through natural pores or tiny wounds of a human body by using puncture needles, catheters and other interventional devices.
At present, when contrast media is injected, most of the contrast media are injected by using a general liquid medicine syringe, and since the contrast media are viscous, medical staff usually receives a large resistance when pushing the syringe, which is not beneficial to injecting the contrast media, so that a need for designing an auxiliary injector for the contrast media in an interventional department is needed, thereby improving the above problems.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide an auxiliary injector of interventional department's contrast medium to solve the problem of proposing among the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme: an auxiliary injector of contrast medium for interventional department comprises a needle head, a needle cylinder, a driving mechanism and a movable rod, wherein the needle head is fixedly arranged at one end of the needle cylinder, a sealing gasket is fixedly arranged at the contact position of the needle head and the needle cylinder, a movable rod is sleeved at one end of the needle cylinder far away from the needle head, and one end of the movable rod positioned in the needle cylinder is fixedly connected with a piston matched with the needle cylinder, the side wall of one end of the needle cylinder far away from the needle head is fixedly connected with an active mechanism, the active mechanism at least comprises a protective box fixedly connected with the needle cylinder, a mounting plate fixedly connected with the protective box, an L-shaped support frame fixedly connected with the mounting plate, and a driving motor fixedly connected with the L-shaped support frame, and a gear fixedly connected with the driving motor, an auxiliary plate is fixedly sleeved on the side wall of one end of the needle cylinder close to the protective box, and the side wall of one end of the needle cylinder, which is far away from the needle head, is fixedly connected with a second limiting plate which is horizontally distributed relative to the auxiliary plate.
Preferably, the syringe is kept away from the one end lateral wall fixedly connected with guard box of syringe needle, the bottom inner wall fixedly connected with mounting panel of guard box, the department fixed mounting placed in the middle of mounting panel upper surface has L type support frame, the mounting panel uses L type support frame as the both ends difference fixed mounting at center to have the bolt of vertical relative distribution.
Preferably, one end of the L-shaped support frame, which is far away from the mounting plate, is fixedly connected with a driving motor, and an output shaft of the driving motor is fixedly connected with a central shaft of the gear.
Preferably, one end of the movable rod facing the driving mechanism is fixedly provided with a rack matched with the gear.
Preferably, the position of the movable rod corresponding to the rack is fixedly connected with a baffle which is horizontally distributed opposite to the movable rod.
Preferably, one end of the movable rod, which is far away from the piston, faces the side wall of one end of the driving mechanism, and is fixedly connected with a first limiting plate which is vertically and oppositely distributed with a second limiting plate.
The utility model discloses a technological effect and advantage: this supplementary injection ware of interventional department's contrast medium, drive the gear through driving motor and rotate, rely on the interact between gear and the rack, thereby drive the movable rod and remove, corotation and reversal through driving motor can drive the movable rod and remove about, thereby accomplish the injection operation of contrast medium, through the cooperation of first limiting plate and gear, and the cooperation of second limiting plate and piston, the furthest that the restriction movable rod removed, also avoid the gear and rack separation when avoiding the movable rod to break away from the cylinder. This supplementary injector of interventional department's contrast-medium, it is rational in infrastructure, can effectively solve the drawback that current syringe exists, be favorable to using widely.
Drawings
Fig. 1 is a schematic structural view of the present invention;
fig. 2 is a side sectional view of the present invention;
fig. 3 is a schematic structural view of the driving mechanism of the present invention;
fig. 4 is a schematic diagram of the connection between the driving motor and the gear of the present invention.
In the figure: the syringe comprises a needle head 1, a sealing gasket 2, a syringe barrel 3, a baffle 4, a rack 5, an auxiliary plate 6, a driving mechanism 7, a first limiting plate 8, a movable rod 9, a second limiting plate 10, a piston 11, a mounting plate 12, a support frame 13L, bolts 14, a gear 15, a protection box 16 and a driving motor 17.
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.
The utility model provides an auxiliary injector of contrast medium for interventional department as shown in figures 1-4, which comprises a needle head 1, a needle cylinder 3, an active mechanism 7 and a movable rod 9, wherein the needle head 1 is fixedly arranged at one end of the needle cylinder 3, a sealing gasket 2 is fixedly arranged at the contact part of the needle head 1 and the needle cylinder 3, the movable rod 9 is sleeved at one end of the needle cylinder 3 far away from the needle head 1, a piston 11 matched with the needle cylinder 3 is fixedly connected at one end of the movable rod 9 positioned in the needle cylinder 3, the active mechanism 7 is fixedly connected with the side wall of one end of the needle cylinder 3 far away from the needle head 1, the active mechanism 7 at least comprises a protection box 16 fixedly connected with the needle cylinder 3, a mounting plate 12 fixedly connected with the protection box 16, an L-shaped support frame 13 fixedly connected with the mounting plate 12, a driving motor 17 fixedly connected with the L-shaped support frame 13, and a gear 15 fixedly connected with the driving motor 17, the side wall of one end of the needle cylinder 3 close to the protection box 16 is fixedly sleeved with an auxiliary plate 6, the auxiliary plate 6 is convenient for medical staff to hold the injector, the shape of the auxiliary plate 6 is mainly in accordance with the structure of a hand, and the side wall of one end of the needle cylinder 3 far away from the needle head 1 is fixedly connected with a second limiting plate 10 which is horizontally distributed relative to the auxiliary plate 6.
Specifically, syringe 3 keeps away from one end lateral wall fixedly connected with guard box 16 of syringe needle 1, and the equal fixed mounting of lateral wall of guard box 16 has the heat dissipation dust screen, the bottom inner wall fixedly connected with mounting panel 12 of guard box 16, the department fixed mounting placed in the middle of mounting panel 12 upper surface has L type support frame 13, mounting panel 12 uses L type support frame 13 to be the both ends difference fixed mounting at center has vertical relative distribution's bolt 14.
Specifically, the one end and the driving motor 17 fixed connection of mounting panel 12 are kept away from to L type support frame 13, driving motor 17's output shaft and gear 15's center pin fixed connection drive gear 15 through driving motor 17's output shaft and rotate to drive the transmission of rack 5.
Specifically, one end of the movable rod 9 facing the driving mechanism 7 is fixedly provided with a rack 5 matched with the gear 15, and the movable rod 9 is driven to move by the engagement between the rack 5 and the gear 15.
Specifically, the position of the movable rod 9 corresponding to the rack 5 is fixedly connected with a baffle 4 horizontally distributed relative to the movable rod 9, and the baffle 4 is used for protecting the rack 5 and avoiding the direct exposure of the rack 5 on the surface.
Specifically, the end of the movable rod 9 far from the piston 11 faces the first limiting plate 8, which is vertically and oppositely distributed with the second limiting plate 10, of the end side wall of the driving mechanism 7, and the separation of the gear 15 and the rack 5 is avoided through the mutual matching between the first limiting plate 8 and the gear 15.
The working principle is as follows: this supplementary injector of interventional department's contrast medium, during the use, start driving motor 17, make driving motor 17 drive gear 15 and rotate, rely on the interact between gear 15 and the rack 5, make gear 15 drive the transmission of rack 5, thereby drive movable rod 9 and remove, corotation and reversal through driving motor 17 can drive about movable rod 9, can realize inhaling and the injection operation of contrast medium, during the injection, medical personnel pass through the accessory plate 6 and hand this injector, insert syringe needle 1 in the human body, then make driving motor 17 drive movable rod 9 remove to syringe needle 1, inject the contrast medium of syringe 3 inside into the human body through syringe needle 1 through piston 11. This supplementary injector of interventional department's contrast-medium, it is rational in infrastructure, can effectively solve the drawback that current syringe exists, be favorable to using widely.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications and variations can be made in the embodiments or in part of the technical features of the embodiments without departing from the spirit and the scope of the invention.
Claims (5)
1. The utility model provides an auxiliary injector of interventional department's contrast medium, includes syringe needle (1), syringe (3), initiative mechanism (7) and movable rod (9), its characterized in that: the one end fixed mounting of syringe (3) has syringe needle (1), just syringe needle (1) and syringe (3) contact department fixed mounting have sealed the pad (2), the one end that syringe needle (1) was kept away from in syringe (3) has cup jointed movable rod (9), just the one end fixedly connected with piston (11) of mutually supporting with syringe (3) that movable rod (9) are located syringe (3) inside, the one end lateral wall fixedly connected with initiative mechanism (7) that syringe needle (1) was kept away from in syringe (3), initiative mechanism (7) include at least with syringe (3) fixed connection's guard box (16), with guard box (16) fixed connection's mounting panel (12), with mounting panel (12) fixed connection's L type support frame (13), with L type support frame (13) fixed connection's driving motor (17) fixed connection's gear (15), the syringe (3) is close to the fixed accessory plate (6) that has cup jointed of one end lateral wall of guard box (16), the syringe (3) is kept away from the second limiting plate (10) of one end lateral wall fixedly connected with and accessory plate (6) horizontal relative distribution of syringe needle (1), movable rod (9) towards the one end fixed mounting of driving mechanism (7) have with gear (15) rack (5) of mutually supporting.
2. The interventional contrast media auxiliary injector of claim 1, wherein: one end lateral wall fixedly connected with guard box (16) of syringe needle (1) are kept away from in cylinder (3), the bottom inner wall fixedly connected with mounting panel (12) of guard box (16), the department fixed mounting placed in the middle of mounting panel (12) upper surface has L type support frame (13), mounting panel (12) use L type support frame (13) as both ends difference fixed mounting at center have vertical relative distribution's bolt (14).
3. The interventional contrast media auxiliary injector of claim 1, wherein: one end, far away from the mounting plate (12), of the L-shaped support frame (13) is fixedly connected with a driving motor (17), and an output shaft of the driving motor (17) is fixedly connected with a central shaft of the gear (15).
4. The interventional contrast media auxiliary injector of claim 1, wherein: the position of the movable rod (9) corresponding to the rack (5) is fixedly connected with a baffle (4) which is horizontally distributed relative to the movable rod (9).
5. The interventional contrast media auxiliary injector of claim 1, wherein: one end of the movable rod (9) far away from the piston (11) faces the side wall of one end of the driving mechanism (7), and is fixedly connected with a first limiting plate (8) which is vertically and oppositely distributed with a second limiting plate (10).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021659625.6U CN213822897U (en) | 2020-08-11 | 2020-08-11 | Auxiliary injector for contrast medium of interventional department |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021659625.6U CN213822897U (en) | 2020-08-11 | 2020-08-11 | Auxiliary injector for contrast medium of interventional department |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213822897U true CN213822897U (en) | 2021-07-30 |
Family
ID=77002705
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021659625.6U Expired - Fee Related CN213822897U (en) | 2020-08-11 | 2020-08-11 | Auxiliary injector for contrast medium of interventional department |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213822897U (en) |
-
2020
- 2020-08-11 CN CN202021659625.6U patent/CN213822897U/en not_active Expired - Fee Related
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20210730 |