CN210228807U - Be used for anti-reflux device of medicine of tumour medicine injection - Google Patents
Be used for anti-reflux device of medicine of tumour medicine injection Download PDFInfo
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- CN210228807U CN210228807U CN201820064081.5U CN201820064081U CN210228807U CN 210228807 U CN210228807 U CN 210228807U CN 201820064081 U CN201820064081 U CN 201820064081U CN 210228807 U CN210228807 U CN 210228807U
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Abstract
The utility model provides a be used for anti-reflux device of medicine of tumour medicine injection, including syringe body, medical force pump, there is an annular groove at the outside middle part of ring syringe body syringe needle, still has annular gum cover, coupling hose is located the upper end right part of annular gum cover, integrated into one piece when coupling hose and annular gum cover are made, annular gum cover is in syringe needle outside middle part annular groove, the inside filling of medical force pump has the contrast medium, medical force pump and coupling hose link together. The pressure that the liquid medicine that can effectively prevent during the injection syringe needle extrusion produced in this novel use causes the liquid medicine along with the gap between syringe needle outside and the vein inner wall, outside the syringe contact pin department pinhole outwards flows back to the human body, leads to getting into the reduction of the effective medicine volume in the tumour vein, can not reach the drawback of best injection treatment effect. Based on the above, so this novel application prospect that has.
Description
Technical Field
The utility model relates to the field of medical equipment, a be used for anti-reflux device of medicine of tumour medicine injection very much.
Background
In clinical medical treatment, when a patient suffering from tumor is treated, a syringe is needed to carry out administration injection treatment on the tumor in a vein blood vessel so as to achieve a better treatment effect. After the needle of the existing injector for treating tumor by injecting medicine is inserted into the vein vessel at the tumor position to inject liquid medicine, because the gap between the needle of the injector and the inner wall of the vein vessel is large, the pressure generated by the liquid medicine pressed out by the needle in injection easily causes the liquid medicine to flow back to the outside of a human body along with the gap between the outer side of the needle and the inner wall of the vein vessel through the needle hole at the needle insertion position of the injector, so that the effective medicine amount entering the vein vessel of tumor is reduced, and the optimal injection treatment effect cannot be achieved.
SUMMERY OF THE UTILITY MODEL
In order to overcome the defect existing when the existing tumor is treated by syringe administration, the utility model provides an annular groove is arranged at the middle part of the outer side of the syringe needle of the annular syringe body, an annular rubber sleeve is sleeved on the groove, the annular rubber sleeve is connected with the exhaust pipe of the existing medical pressure pump through a connecting hose, the medicine is injected into the vein of a tumor patient during use, after the syringe needle of the syringe body is inserted into a tumor blood vessel, the contrast agent with pressure is injected into the annular rubber sleeve through the pressure pump, the contrast agent with pressure pressurizes and expands the annular rubber sleeve, no gap exists between the outer side end of the annular rubber sleeve and the inner wall of the vein blood vessel, thereby effectively preventing the pressure generated by the liquid medicine extruded from the syringe needle during injection, causing the liquid medicine to flow back to the outside of the human body along with the gap between the outer side of the syringe needle and the inner wall of the vein blood vessel, the needle, the device for preventing the backflow of the medicine for tumor medicine injection can reduce the effective medicine amount entering the tumor vein blood vessel and can not achieve the optimal injection treatment effect.
The utility model provides a technical scheme that its technical problem adopted is:
the utility model provides a be used for anti-medicine palirrhea device of tumour medicine injection, including the syringe body, medical force pump, there is an annular groove its characterized in that ring syringe body syringe needle's outside middle part, annular gum cover has still, coupling hose is located the upper end right part of annular gum cover, integrated into one piece when coupling hose and annular gum cover are made, coupling hose's inside and annular gum cover are inside to communicate with each other, annular gum cover has elasticity, annular gum cover is in syringe needle outside middle part annular groove, coupling hose's right-hand member has one and coupling hose integrated into one piece down inside has the internal screw thread to go up the connecting pipe, medical force pump's inside filling has the contrast medium, in the internal thread of connecting pipe on the connecting pipe screw in coupling hose right end through medical force pump's connecting cap, link together medical force pump and coupling hose.
The annular rubber sleeve and the connecting hose are made of medical-grade silica gel materials.
The annular rubber sleeve is sleeved in the annular groove in the middle of the outer side of the syringe needle, when the annular rubber sleeve does not have pressure, the inner layer and the outer layer of the annular rubber sleeve are tightly attached together, the inner side of the annular rubber sleeve and the annular groove in the middle of the outer side of the syringe needle are tightly attached together, the annular rubber sleeve is small in size, when the syringe needle is inserted into a human tumor vein, the annular rubber sleeve cannot fall off under the action of elastic force, and the size of the annular rubber sleeve is increased after air is added into the medical pressure pump.
The model of the medical pressure pump is Encore 26, the manufacturing enterprise is the Boston science company of America, and the medical pressure pump comprises a pressure gauge with a dial of 0-26 air pressure, a syringe of 20cc, a connecting pipe and the like, and the pressure gauge can be used for detecting the pressure output by the connecting pipe during use.
The contrast agent filled in the medical pressure pump enters the annular rubber sleeve when the pressure pump is compressed, and the annular rubber sleeve is pressurized and expanded.
The utility model has the advantages that: when the novel syringe is used for injecting medicine into the vein of a tumor patient, after an injection needle of the syringe body is inserted into a tumor blood vessel, a contrast medium with pressure is injected into the annular rubber sleeve through the medical pressure pump, the contrast medium with pressure pressurizes and expands the annular rubber sleeve, and the outer side end of the annular rubber sleeve is in seamless close contact with the inner wall of the vein blood vessel, so that the pressure generated by liquid medicine extruded by the injection needle is effectively prevented, the liquid medicine flows back to the outside of a human body along with the gap between the outer side of the needle and the inner wall of the vein blood vessel through the needle hole at the needle inserting needle of the syringe, the effective medicine amount entering the tumor vein blood vessel is reduced, and the optimal injection treatment effect cannot be achieved; in the pressurizing process of the medical pressure pump, an operator can effectively master the positions of the injector body and the annular rubber sleeve in the venous blood vessel at the tumor position by observing the development of the B-ultrasonic perspective equipment on the contrast medium, so that a better injection treatment effect is achieved. Based on the above, so this novel application prospect that has.
Drawings
The invention will be further explained with reference to the drawings and examples.
Fig. 1 is a schematic structural view of the annular rubber sleeve in an inflated state.
Fig. 2 is a schematic structural view of the annular rubber sleeve of the present invention in a non-inflated state.
Fig. 3 is a schematic structural view of the medical pressure pump of the present invention.
Detailed Description
As shown in figures 1, 2 and 3, a medicine reflux preventing device for tumor medicine injection comprises an injector body 1 and a medical pressure pump 2, wherein the middle part of the outer side of an injection needle of the ring injector body is provided with an annular groove 3, the device is also provided with an annular rubber sleeve 4 and a connecting hose 5, the connecting hose 5 is positioned at the right part of the upper end of the annular rubber sleeve 4, the connecting hose 5 and the annular rubber sleeve 4 are integrally formed during manufacturing, the inside of the connecting hose 5 is communicated with the inside of the annular rubber sleeve 4, the annular rubber sleeve 4 has elasticity, the annular rubber sleeve 4 is sleeved in the annular groove 3 at the middle part of the outer side of the injection needle, the right end of the connecting hose 5 is provided with an upper connecting pipe 6 which is integrally formed with the connecting hose 5 and internally provided with internal threads, the inside of the medical pressure pump 2 is filled with contrast medium, the external threads of a connecting cover 2-1 on the connecting pipe of the medical, the medical pressure pump 2 and the connecting hose 5 are connected together.
As shown in fig. 1, 2 and 3, the annular rubber sleeve 4 and the connecting hose 5 are made of medical grade silica gel. The annular rubber sleeve 4 is sleeved in the middle annular groove 3 in the outer side of the syringe needle, when the annular rubber sleeve 3 does not have pressure, two layers inside and outside the annular rubber sleeve 3 are tightly attached together, the inner side of the annular rubber sleeve 4 and the middle annular groove 3 in the outer side of the syringe needle are tightly attached together, the annular rubber sleeve 4 is small in size, when the syringe needle is inserted into a human tumor vein, the annular rubber sleeve 4 cannot fall off under the action of elastic force, and the size of the annular rubber sleeve 4 is increased after the air is added into the medical pressure pump 2. The model 2 of the medical pressure pump is Encore 26, the manufacturing enterprise is the Boston science company of America, and the medical pressure pump comprises a pressure gauge with a dial scale of 0-26 air pressure, a syringe of 20cc, a connecting pipe and the like, and the pressure gauge can detect the pressure output by the connecting pipe during use. The contrast medium filled in the medical pressure pump 2 enters the annular rubber sleeve 4 when the pressure pump 2 is compressed, and the annular rubber sleeve 4 is pressurized and expanded.
As shown in fig. 1, 2 and 3, when the novel injection device is used for injecting a drug into a vein of a tumor patient, the injector body 1 pumps a liquid drug, after an injection needle of the injector body 1 is inserted into a tumor blood vessel, a contrast medium with pressure is injected into the annular rubber sleeve 4 through the medical pressure pump 2, the contrast medium with pressure pressurizes and expands the annular rubber sleeve 4, no gap is left between the outer side end of the annular rubber sleeve 4 and the inner wall of the vein blood vessel, so that the pressure generated by the liquid drug extruded by the injection needle during injection is effectively prevented, the liquid drug flows back to the outside of a human body along with the gap between the outer side end of the needle and the inner wall of the vein blood vessel through the needle hole at the injection needle, the effective drug amount entering the tumor vein blood vessel is reduced, and the optimal injection treatment effect cannot be achieved; in the pressurizing process of the medical pressure pump 2, an operator can effectively master the position of the needle head of the injector body 1 and the position of the annular rubber sleeve 4 in the vein vessel at the tumor position by observing the development of the B-ultrasonic perspective equipment on the contrast medium, so that a better injection treatment effect is achieved, the annular rubber sleeve 4 can be filled with proper pressure by observing the pressure indication of the pressure gauge 2 of the medical pressure pump in real time, and the annular rubber sleeve 4 is just in an expanded closed vessel state. Based on the above, so this novel application prospect that has.
It should be noted that the present embodiment is a preferred example of the present invention, and is not intended to limit the present invention, and any modification, equivalent replacement, improvement, etc. made within the scope of the present invention should be included within the protection scope of the present invention.
Claims (3)
1. The utility model provides a be used for anti-reflux device of medicine of tumour medicine injection, including the syringe body, medical force pump, there is an annular groove its characterized in that ring syringe body syringe needle's outside middle part, annular gum cover has still, coupling hose is located the upper end right part of annular gum cover, integrated into one piece when coupling hose and annular gum cover are made, coupling hose's inside and annular gum cover are inside to communicate with each other, annular gum cover has elasticity, annular gum cover is in syringe needle outside middle part annular groove, medical force pump's inside filling has the contrast medium, medical force pump and coupling hose link together.
2. The device of claim 1, wherein the annular rubber sleeve and the connecting hose are made of medical grade silica gel.
3. The device of claim 1, wherein the medical pressure pump is Encore 26.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820064081.5U CN210228807U (en) | 2018-01-16 | 2018-01-16 | Be used for anti-reflux device of medicine of tumour medicine injection |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820064081.5U CN210228807U (en) | 2018-01-16 | 2018-01-16 | Be used for anti-reflux device of medicine of tumour medicine injection |
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| Publication Number | Publication Date |
|---|---|
| CN210228807U true CN210228807U (en) | 2020-04-03 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820064081.5U Active CN210228807U (en) | 2018-01-16 | 2018-01-16 | Be used for anti-reflux device of medicine of tumour medicine injection |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110152118A (en) * | 2018-01-16 | 2019-08-23 | 陆骊工 | One kind injecting anti-drug reflux device for tumour medicine |
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2018
- 2018-01-16 CN CN201820064081.5U patent/CN210228807U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110152118A (en) * | 2018-01-16 | 2019-08-23 | 陆骊工 | One kind injecting anti-drug reflux device for tumour medicine |
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