CN203647803U - Improved remote push-injection apparatus - Google Patents
Improved remote push-injection apparatus Download PDFInfo
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- CN203647803U CN203647803U CN201320849850.XU CN201320849850U CN203647803U CN 203647803 U CN203647803 U CN 203647803U CN 201320849850 U CN201320849850 U CN 201320849850U CN 203647803 U CN203647803 U CN 203647803U
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- syringe
- injector
- way valve
- bolus
- moisturizing
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Abstract
The utility model discloses an improved remote- push-injection apparatus comprising a first injector, a push injector, a holder, a water supply injector and a drive injector. The first injector is connected with a microcatheter of an injection end, the first injector and the push injector are fixed on the holder in an opposite manner, the water supply injector and the drive injector are connected through a first three-way valve which is connected with a second three-way valve, and the second three-way valve is connected with the push injector through an infusion tube. The push mechanism is matched with the drive mechanism, the water supply injector and the drive injector control the first injector to realize remote injection, and thus, the situation that doctors are exposed to X-rays during interventional treatment is decreased and then health hazards to the doctors are avoided. In addition, the improved remote push-injection apparatus is simple in structure and convenient to operate; as the first injector for injection is of the specification of 10 milliliters, the first injector can be used for injection multiple times once being filled with liquid medicine, and the defect of needing filling liquid medicine frequently is overcome.
Description
Technical field
This utility model relates to a kind of interventional therapy equipment of medical field, specifically, relates to one in interventional therapy process, can avoid doctor to be exposed to for a long time the long-range infusing device under radioactive environment.
Background technology
Interventional therapy operation chamber is divided into two parts, one is the operation technique chamber that has radiation, one for being equipped with the observation control room of lonizing radiation shielding, current common situation is that all treatment operations all complete in operation technique chamber, doctor must closely operate under X-ray line perspective, make the closely operation under X-ray of interventional therapy doctor long term exposure, due to the cumulative function of radiation exposure, doctor's health will be produced to serious infringement, and how to do well radiological protection is the major issue of interventional therapy.Inventor has invented a kind of long-range infusing device (publication number is CN202715119U) for this problem, it comprises the first syringe, holder, the second syringe, the 3rd syringe and seal tube, on holder, be formed with the groove that can hold the first syringe and the second syringe needle tube, on holder, be formed with the draw-in groove that can block the first syringe and the second syringe needle handle, the first syringe and the second syringe oppositely arrange, the first syringe piston rod props up the second syringe piston rod, and seal tube is connected between the second syringe and the 3rd syringe.In interventional therapy process, it is indoor that the first syringe, holder and the second syringe are arranged on the operation technique that contains radioactive radiation, the 3rd syringe and doctor are positioned at the observation control room that masks lonizing radiation, doctor utilizes the 3rd syringe and seal tube to drive the second syringe action, and the piston rod that the second syringe promotes the first syringe moves realizes long-range injection.[but while finding at some intervene operation in clinical practice repeatedly, the liquid medicine amount of the first syringe is usually not enough, because interventional therapy generally adopts dispensing end microtubular, (its specification is generally less than 1 milliliter, internal diameter is generally below the 0.5mm order of magnitude, as clinical conventional Excelsior SL10 dispensing end microtubular, its internal diameter is 0.42mm) delivering liquid embolus.Find clinician while operating heavy caliber (5 milliliters or 10 milliliters) injector to inject liquid when the liquid of thickness (especially) through clinical trial, resistance is too large, be unfavorable for controlling transmission and the conveying capacity of liquid, and while operating small-bore (1 milliliter) injector to inject liquid, resistance reduces greatly, is easy to control transmission and the conveying capacity of liquid.Therefore existing the first syringe all adopts small-bore small volume syringes (the small volume syringes here specifically refers to syringe or the onyx glue that specification is less than 1 milliliter and carries syringe).But the capacity of the first syringe is very little, after completing, a shot must change, in the transfusion of major surgery, often to change several times, cause doctor need to repeatedly be exposed to radioactive environment.Therefore there is a kind of long-distance injector addressing the above problem to be developed.
Utility model content
In order to overcome the deficiencies in the prior art, this utility model provides a kind of long-range infusing device that is suitable for large-scale interventional therapy operation, and it possesses automatically supplementary medicinal liquid function.
This utility model solves the technical scheme that its technical problem adopts: a kind of improved long-range infusing device, comprise the first syringe being connected with dispensing end microtubular, promote bolus syringe and the holder of liquid medicine in the first syringe, also be provided with the moisturizing syringe of moisturizing with by the hydrodynamic force in described moisturizing syringe and inject the injector-actuated in described bolus syringe, described the first syringe and described bolus syringe are fixed on holder, described the first syringe and bolus syringe oppositely arrange, the piston rod top of described bolus syringe can prop up the piston rod top of described the first syringe, described moisturizing syringe is connected by the first three-way valve with injector-actuated, described the first three-way valve is connected with again the second three-way valve, described the second three-way valve is connected with described bolus syringe by tube for transfusion.
Particularly, described the first syringe, bolus syringe and moisturizing syringe all adopt the syringe of 10 milliliters of specifications.
Particularly, described injector-actuated adopts the syringe of 1 milliliter of specification.
Further, the liquid outlet of described injector-actuated is connected with described the first three-way valve first interface, and the second interface of described three-way valve connects moisturizing syringe, and the 3rd interface of described three-way valve is connected with the first interface of described the second three-way valve.
Further, the second interface of described the second three-way valve connects described tube for transfusion, and closes the 3rd interface of described the second three-way valve.
Further, described injector-actuated is provided with the water outlet of moisturizing syringe the screw thread, fixture block or the draw-in groove that are fixedly connected with described the first three-way valve interface.
Further, the needle interior wall of described the first syringe is provided with the piston rod that prevents described the first syringe limited block from coming off in needle tubing.
Particularly, the upper surface of described holder is formed with respectively and can holds described the first syringe and bolus syringe groove to lower recess, described holder is formed with respectively the draw-in groove that can block described the first syringe and bolus syringe corresponding to the position of described the first syringe and bolus syringe, the bottom of described holder is provided with some strip grooves.
The beneficial effects of the utility model are: this utility model utilizes injecting mechanism and driving mechanism to coordinate, remote controlled injection, and be set to 10 milliliters for the first specification of syringe of injecting, once after filling completely, can be used for multiple injection, overcome frequent defect of supplementing liquid medicine.In actual application, it is indoor that the first syringe, bolus syringe and holder are positioned over the operation technique that contains radioactive radiation, moisturizing syringe and injector-actuated and doctor are positioned at the observation control room that masks lonizing radiation, doctor utilizes moisturizing syringe and injector-actuated Long-distance Control the first syringe to realize long-range injection, can effectively reduce like this interventional therapy process Chinese physician is exposed under x-ray, avoid doctor's health to damage, simple in structure, it is also very convenient to operate.
Accompanying drawing explanation
Fig. 1 is the structural representation of a kind of improved long-range infusing device of this utility model;
Fig. 2 is the structural representation of a kind of improved long-range infusing device moisturizing syringe of this utility model and first interface junction.
The specific embodiment
Below in conjunction with accompanying drawing, this utility model is further detailed.
As shown in Figure 1, a kind of improved long-range infusing device, comprise the first syringe 1 being connected with dispensing end microtubular, promote bolus syringe 2 and the holder 7 of the first syringe 1 interior liquid medicine, also be provided with for the moisturizing syringe 3 of moisturizing with by the hydrodynamic force in described moisturizing syringe 3 and inject the injector-actuated 4 in described bolus syringe 2, described the first syringe 1 is fixed on holder 7 with described bolus syringe 2, described the first syringe 1 and bolus syringe 2 oppositely arrange, the piston rod top of described bolus syringe 2 can prop up the piston rod top of described the first syringe 1, the first syringe 1 described here and bolus syringe 2 adopt the syringe of same equal-specification, and described the first syringe 1 and bolus syringe 2 all adopt the standard syringe of 10 milliliters, in described the first syringe 1, injection drug water is housed, described bolus syringe 2 is interior for water filling or other liquid.
Described moisturizing syringe 3 is connected by the first three-way valve 5 with injector-actuated 4, described the first three-way valve 5 is connected with again the second three-way valve 6, described the second three-way valve 6 is connected with described bolus syringe 2 by tube for transfusion 8, particularly, described tube for transfusion 8 connects in the outlet of described bolus syringe 2, and described tube for transfusion 8 can arrange length according to specific needs.Described moisturizing syringe 3 adopts the syringe of 10 milliliters of specifications, and described injector-actuated 4 adopts the syringe of 1 milliliter of specification, and when use, described moisturizing syringe 3 and injector-actuated 4 are interior all for full water or other liquid.
Preferably, the liquid outlet of described injector-actuated 4 is connected with described the first three-way valve 5 first interfaces 51, the second interface 52 of described the first three-way valve 5 connects moisturizing syringe 3, and the 3rd interface 53 of described the first three-way valve 5 is connected with the first interface 61 of described the second three-way valve 6.And the second interface 62 of described the second three-way valve 6 connects described tube for transfusion 8, and close the 3rd interface 63 of described the second three-way valve 6.
As described in Figure 2, described injector-actuated 4 is provided with the water outlet of moisturizing syringe 3 screw thread 9, fixture block or the draw-in groove (exit of other syringes all arranges screw thread 9, fixture block or groove device) that are fixedly connected with described the first three-way valve 5 interfaces.Simultaneously be provided with at the needle interior wall of described injector-actuated 4, moisturizing syringe 3 and the first syringe 1 piston rod that prevents described the first syringe and also can do same slip-off preventing processing from the spacing 10(remaining injection device coming off in needle tubing).
Particularly, the upper surface of described holder 7 is formed with respectively the groove 13 that can hold described the first syringe 1 and bolus syringe 2 to lower recess, described holder 7 is formed with respectively the draw-in groove 14 that can block described the first syringe 1 and bolus syringe 2 corresponding to the position of described the first syringe 1 and bolus syringe 2, the bottom of described holder 7 is provided with some strip grooves 15, described strip groove 15, for strengthening holder 7 bottom frictions, can prevent that described holder 7 from deformation occurring effectively.According to specific needs time, described moisturizing syringe 3 and injector-actuated 4 also can arrange the holder of corresponding fixing described moisturizing syringe 3 and injector-actuated 4.
Use this to use when novel, first, by the injection liquid medicine that fills 10 milliliters in the first syringe 1, will in moisturizing syringe 3, fill water or other liquid simultaneously, and described bolus syringe 2 and described injector-actuated 4 are empty.In the time that needs are injected, by-pass valve control 12 between the 3rd interface 53 of described the second three-way valve 6 and described the first three-way valve is closed, open the first interface 51 of the first three-way valve 5 and the by-pass valve control 12 at the second interface 52 places, then promote described moisturizing syringe 3, liquid in described moisturizing syringe 3 will flow in described injector-actuated 4, because described injector-actuated 4 specifications are 1 milliliter, in the time that described injector-actuated 4 is filled, by-pass valve control 12 between moisturizing syringe 3 and the first three-way valve is closed, by-pass valve control 12 between the 3rd interface 53 of described the second three-way valve 6 and described the first three-way valve is opened, then promote described injector-actuated 4, described liquid is successively through the first three-way valve 5, the second three-way valve 6, tube for transfusion 8 is finally injected in described bolus syringe 2, when liquid enters into after bolus syringe 2, thereby the piston rod of described bolus syringe 2 is pushed the piston rod that withstands described the first syringe 1, promote described the first syringe 1 piston rod movement, thereby the injection liquid medicine in described the first syringe 1 is expelled in patient body by microtubular, complete whole injection process.
And then close the by-pass valve control 12 between the second three-way valve and the first three-way valve, open the first interface 51 of the first three-way valve 5 and the by-pass valve control 12 at the second interface 52 places, liquid in moisturizing syringe 3 is injected into again in described injector-actuated 4, repeat aforesaid operations, after slowly the liquid medicine in described the first syringe 1 having been injected, more then refill liquid medicine and inject according to aforesaid operations described the first syringe 1 is taken off.In actual application, described the first syringe 1, bolus syringe 2 and holder 7 are positioned over to the operation technique that contains radioactive radiation indoor, moisturizing is injected 3 devices, injector-actuated 4 and doctor and is positioned at the observation control room that masks lonizing radiation, doctor utilizes described moisturizing syringe 3 and injector-actuated 4 Long-distance Control the first syringes 1 to realize long-range injection, can effectively reduce like this interventional therapy process Chinese physician is exposed under x-ray, avoid doctor's health to damage, simple in structure, it is also very convenient to operate.
As described above, it is only this novel preferred embodiment, when not limiting with this scope of this novel enforcement, the simple equivalence of generally doing according to this novel claim and novel description changes and modifies, and all still belongs in the scope that this new patent contains.
Claims (8)
1. an improved long-range infusing device, comprise the first syringe being connected with dispensing end microtubular, promote bolus syringe and the holder of liquid medicine in the first syringe, it is characterized in that, also be provided with the moisturizing syringe of moisturizing with by the hydrodynamic force in described moisturizing syringe and inject the injector-actuated in described bolus syringe, described the first syringe and described bolus syringe are fixed on holder, described the first syringe and bolus syringe oppositely arrange, the piston rod top of described bolus syringe can prop up the piston rod top of described the first syringe, described moisturizing syringe is connected by the first three-way valve with injector-actuated, described the first three-way valve is connected with again the second three-way valve, described the second three-way valve is connected with described bolus syringe by tube for transfusion.
2. the improved long-range infusing device of one according to claim 1, is characterized in that, described the first syringe, bolus syringe and moisturizing syringe all adopt the syringe of 10 milliliters of specifications.
3. the improved long-range infusing device of one according to claim 1, is characterized in that, described injector-actuated adopts the syringe of 1 milliliter of specification.
4. the improved long-range infusing device of one according to claim 1, it is characterized in that, the liquid outlet of described injector-actuated is connected with described the first three-way valve first interface, the second interface of described three-way valve connects moisturizing syringe, and the 3rd interface of described three-way valve is connected with the first interface of described the second three-way valve.
5. the improved long-range infusing device of one according to claim 1, is characterized in that, the second interface of described the second three-way valve connects described tube for transfusion, and closes the 3rd interface of described the second three-way valve.
6. the improved long-range infusing device of one according to claim 1, is characterized in that, described injector-actuated is provided with the water outlet of moisturizing syringe the screw thread, fixture block or the draw-in groove that are fixedly connected with described the first three-way valve interface.
7. the improved long-range infusing device of one according to claim 1, is characterized in that, the needle interior wall of described the first syringe is provided with the piston rod that prevents described the first syringe limited block from coming off in needle tubing.
8. the improved long-range infusing device of one according to claim 1, it is characterized in that, the upper surface of described holder is formed with respectively and can holds described the first syringe and bolus syringe groove to lower recess, described holder is formed with respectively the draw-in groove that can block described the first syringe and bolus syringe corresponding to the position of described the first syringe and bolus syringe, the bottom of described holder is provided with some strip grooves.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320849850.XU CN203647803U (en) | 2013-12-20 | 2013-12-20 | Improved remote push-injection apparatus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320849850.XU CN203647803U (en) | 2013-12-20 | 2013-12-20 | Improved remote push-injection apparatus |
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| Publication Number | Publication Date |
|---|---|
| CN203647803U true CN203647803U (en) | 2014-06-18 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201320849850.XU Expired - Fee Related CN203647803U (en) | 2013-12-20 | 2013-12-20 | Improved remote push-injection apparatus |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103691037A (en) * | 2013-12-20 | 2014-04-02 | 广州金孔雀医疗科技有限公司 | Improved remote injection device |
-
2013
- 2013-12-20 CN CN201320849850.XU patent/CN203647803U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103691037A (en) * | 2013-12-20 | 2014-04-02 | 广州金孔雀医疗科技有限公司 | Improved remote injection device |
| CN103691037B (en) * | 2013-12-20 | 2017-01-18 | 广州金孔雀医疗科技有限公司 | Improved remote injection device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140618 Termination date: 20181220 |
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| CF01 | Termination of patent right due to non-payment of annual fee |