CN212593316U - Chemotherapy medicine dispensing device - Google Patents
Chemotherapy medicine dispensing device Download PDFInfo
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- CN212593316U CN212593316U CN202020396946.5U CN202020396946U CN212593316U CN 212593316 U CN212593316 U CN 212593316U CN 202020396946 U CN202020396946 U CN 202020396946U CN 212593316 U CN212593316 U CN 212593316U
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Abstract
A chemotherapy drug dispensing device comprises a puncture outfit, an air filter and a connector, wherein the puncture outfit, the air filter and the connector are connected through a connecting seat; the air filter comprises an air pipe and a filter assembly, the filter assembly is arranged at one end of the air pipe, and the other end of the air pipe is connected with the liquid medicine hole of the connecting seat. Adopt the structure, the tip that will puncture the medicine bottle firmly locks, when avoiding the unexpected drop of puncture suction liquid medicine in-process medicine bottle, liquid medicine splash, puncture and extracting the syringe needle to and the high danger medicine of small quantity easily spills over the drippage to medical personnel along with the puncture hole, and at the drawing liquid and the in-process of dispensing, prevent that the liquid medicine from discharging into the air, the polluted environment, it is healthy to injure the staff.
Description
Technical Field
The utility model belongs to the technical field of medical instrument, a chemotherapy medicine dispensing device is related to.
Background
Chemotherapy is a treatment that utilizes chemical drugs to kill tumor cells, inhibit the growth and reproduction of tumor cells, and promote the differentiation of tumor cells. The intravenous infusion of chemotherapeutic drugs is an important means for treating malignant tumors, but most chemotherapeutic drugs have strong stimulation and corrosion effects. The current preparation situation of chemotherapy drugs in China is as follows: most hospitals do not establish a special chemotherapeutic drug preparation center, so the traditional Chinese medicine preparation center is not widely used, and many nursing workers are exposed to the occupational exposure of high-risk chemotherapeutic drugs for a long time;
in addition, in some cases such as interventional therapy, the operation room has no complete dispensing protection equipment, the conventional operation flow is to dispense the chemotherapeutic drugs in front of the operation table opened in the operation room, and the exposure of the chemotherapeutic drugs caused by drug volatilization or leakage or even needle stick injury is inevitable.
Through the above analysis, the following risks or requirements exist during the configuration of chemotherapeutic drugs:
firstly, when the liquid medicine is sucked for puncturing and the needle head is pulled out, a small amount of high-risk medicine is easy to overflow along with the needle hole and the needle head; secondly, when liquid is injected into the medicine bottle, the internal pressure of the medicine bottle is enhanced, and the medicine is easy to overflow; thirdly, when the injector exhausts, part of aerosol can be exhausted into the air through the needle head, so that the environment is polluted, and the health of workers is injured; fourthly, after the needle head is pulled out of the medicine bottle, if the medicine bottle is directly and openly placed on the operation table, the needle head may be contacted with the operation table from the needle point to pollute the needle head; fifthly, the risk of stabbing operators by the needle head in the configuration process also exists; sixth, some chemotherapeutic drugs, some particles of the product do not affect the quality of the product, however, there is a need for filtration using 0.2 um or 0.22 um microporous filters during administration.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the technical problem that the chemotherapy medicine dispensing device with high safety is provided to the not enough of prior art.
The technical problem to be solved by the utility model is realized by the following technical proposal, the utility model relates to a chemotherapy drug dispensing device, which is characterized in that the device comprises a puncture outfit, an air filter and a connector, and the puncture outfit, the air filter and the connector are connected by a connecting seat;
the puncture outfit is equipped with pjncture needle and protection casing, and pjncture needle and protection casing dress are on the connecting seat, and the pjncture needle inner chamber is equipped with air passage and dispensing channel, and air passage communicates with air cleaner through the gas pocket on the connecting seat, and dispensing channel communicates with the connector through the liquid medicine hole on the connecting seat.
Preferably, the air filter comprises an air pipe and a filtering component, the filtering component is arranged at one end of the air pipe, and the other end of the air pipe is connected with the air hole of the connecting seat;
the filtering component comprises a filtering membrane and a base, the base is connected with the air pipe, a groove communicated with the air pipe is formed in the base, a filtering membrane pressing plate is arranged in the groove, and a plurality of air holes are formed in the filtering membrane pressing plate.
Preferably, air cleaner include filtration membrane and filtration membrane gland, filtration membrane establishes in the connecting seat gas hole, filtration membrane gland comprises the gland main part and with gland main part articulated flip, gland main part bottom be equipped with connecting seat gas hole complex grafting portion, grafting portion all is the cavity setting with the gland main part, the flip bottom be equipped with gland main part cavity inner chamber complex sealing portion.
Preferably, the connector is a connecting pipe joint, one end of the connecting pipe joint is provided with an outer cone locking joint, the other end of the connecting pipe joint is provided with a first inner cone locking joint matched with the syringe cone head, a sealing hoop matched with the outer diameter of the syringe cone head is arranged outside the first inner cone locking joint, and a second inner cone locking joint matched with the outer cone locking joint is arranged at the liquid medicine hole of the connecting seat.
Preferably, the connector comprises an upper pipe seat, a lower connecting pipe seat and a liquid passing film, the liquid passing film is arranged between the upper pipe seat and the lower connecting pipe seat, the upper pipe seat is connected with the lower connecting pipe seat in a clamping manner, an outer cone locking joint is arranged on the upper pipe seat, a first inner cone locking joint matched with the conical head of the injector is arranged on the lower connecting pipe seat, a sealing hoop matched with the outer diameter of the conical head of the injector is arranged outside the first inner cone locking joint, and a second inner cone locking joint matched with the outer cone locking joint is arranged at the position of a liquid medicine hole of the connecting seat.
Preferably, the radial dimension of protection casing outwards enlarges along the axial, and the protection casing periphery is equipped with a plurality of deformation grooves, and the deformation groove sets up along the axis direction of protection casing, and the circumference evenly distributed of protection casing is followed in the deformation groove.
Compared with the prior art, the utility model has the advantages that the end part of the puncture medicine bottle is firmly locked through the deformation of the protective cover, and the medicine bottle is prevented from accidentally falling off, splashing the medicine liquid, puncturing and pulling out the needle head in the process of puncturing and sucking the medicine liquid, and a small amount of high-risk medicine is easy to overflow along with the puncture hole and drip to medical care personnel; through establishing air passage and air cleaner, when extracting the liquid medicine or dissolving the powder medicine, prevent that atmospheric pressure is too high, the liquid medicine spills over to during the exhaust, prevent that the liquid medicine from discharging into the air, the polluted environment, the injury staff is healthy.
Drawings
Fig. 1 is a schematic view of the whole structure of the chemotherapy drug dispensing device of the utility model;
FIG. 2 is a schematic structural exploded view of the chemotherapeutic drug dispensing device of the present invention;
FIG. 3 is an exploded cross-sectional view of the chemotherapeutic drug dispensing device of the present invention;
FIG. 4 is a schematic view of a second air filter;
FIG. 5 is an exploded cross-sectional view of a second air filter;
FIG. 6 is a schematic view of a second connector configuration;
fig. 7 is an exploded sectional view of the second connector.
Detailed Description
The embodiments of the present invention will be further described with reference to the accompanying drawings, so as to enable those skilled in the art to further understand the present invention, without constituting a limitation to the right of the present invention.
Referring to fig. 1-3, embodiment 1, a chemotherapy drug dispensing device, comprising a puncture outfit 1, an air filter 2 and a connector 3, wherein the puncture outfit 1, the air filter 2 and the connector 3 are connected through a connecting seat 4;
the puncture outfit 1 is provided with a puncture needle 11 and a protective cover 14, the puncture needle 11 and the protective cover 14 are arranged on a connecting seat 4, an inner cavity of the puncture needle 11 is provided with an air channel 12 and a dispensing channel 13 which are arranged in parallel, the air channel 12 is connected with the air filter 2 through an air hole 16 on the connecting seat 4, and the dispensing channel 13 is connected with the connector 3 through a liquid medicine hole 18 on the connecting seat 4; the height of the puncture needle 11 is slightly smaller than that of the puncture cover 14, namely, the puncture needle 11 cannot extend out of the puncture cover 14; the radial dimension of the shield 14 is expanded axially outward, for example, in a trumpet shape; the periphery of the protective cover 14 is provided with a plurality of deformation grooves 15, the deformation grooves 15 are arranged along the axial direction of the protective cover, and the deformation grooves 15 are uniformly distributed along the circumferential direction of the protective cover 14;
because the puncture part is made of medical polymer materials, the medical staff can be effectively prevented from being injured by the puncture needle when puncturing the medicine bottle by the puncture cover 14; the puncture cover 14 is made of elastic materials, the end part of the puncture medicine bottle is firmly locked through the deformation of the puncture cover 14 and the deformation groove 17 structure thereof, and the medicine bottle is prevented from accidentally falling off, splashing of the medicine liquid and high-risk medicines are easy to overflow along with the puncture hole and drip onto the hands of medical staff when the needle head is punctured and pulled out in the process of puncturing and sucking the medicine liquid; the height of the puncture needle is slightly less than that of the puncture cover, so that mutual pollution caused by contact of the puncture needle and the operating platform is avoided.
When in use, the puncture outfit 1 is sequentially connected with the air filter 2 and the connector 3, the injector with 6 percent of outer cone locking joint is spirally connected with the connector 3, and then the front end of the puncture outfit 1 is punctured into the chemotherapy drug rubber plug cover to carry out drug suction, powder drug dissolution and other dispensing operations; the utility model adjusts the negative pressure in the medicine bottle by arranging the air filter 2, so that the medicine liquid is easy to be drawn out, and the bacteria and impurities in the air can be prevented from entering the medicine liquid; when the powder medicine is dissolved, liquid can be injected into the medicine bottle, and the air filter exhausts the air, so that the phenomenon that the air pressure is too high and the liquid medicine overflows is prevented; when exhausting, the air filter can prevent the liquid medicine aerosol from being exhausted into the air, so that the environment is polluted and the health of workers is injured; the connector avoids medicine leakage between the injector and the dispensing device in the dispensing process, and the connector with the medicine filtering function is selected and matched to filter particles such as impurities, crystals and the like in the medicine.
Referring to fig. 2, embodiment 3, in the chemotherapy drug dispensing device of embodiment 1, the air filter includes an air tube 21 and a filter assembly, the filter assembly is installed at one end of the air tube 21, the other end of the air tube 21 is connected with the air hole 16 of the connecting seat 4, the filter assembly includes a filter membrane 24 and a base 23, the base 23 is fixedly connected with the air tube through an insertion tube 22, a groove communicated with the air tube 21 and the insertion tube 22 is formed in the base 23, a filter membrane pressing plate 25 is arranged in the groove, a plurality of vent holes are formed in the filter membrane pressing plate 25, the size of the filter membrane is the same as that of the groove, and the outer diameter of the filter membrane pressing plate is the same as the inner diameter of the;
referring to fig. 4 and 5, in embodiment 3, in the chemotherapy drug dispensing device of embodiment 1, the air filter includes a filtering membrane 23 and a filtering membrane gland, the filtering membrane 23 is disposed in the connecting seat air hole, the filtering membrane gland is composed of a gland main body 27 communicated with the connecting seat air hole and a flip 28 hinged to the gland main body 27, an insertion portion 29 matched with the connecting seat air hole is disposed at the bottom of the gland main body 27, a sealing portion 20 matched with the gland main body 27 is disposed at the bottom of the flip 28, the outer diameter of the insertion portion 29 is the same as the inner diameter of the connecting seat air hole, the insertion portion 29 and the gland main body 27 are both of a hollow structure, the gland main body and the connecting seat air hole are conveniently communicated, the sealing portion 20 is of a solid structure, and the outer diameter.
The material that filtration membrane used in the air cleaner of above-mentioned two kinds of structures blocked water, bacterium etc. for admitting gas to pass through, with the cooperation of above-mentioned puncture ware, can adjust the negative pressure in the medicine bottle when taking out the liquid medicine or injecting into liquid, make easily take out the liquid medicine or inject into liquid, the liquid medicine spills over when avoiding injecting into liquid in the medicine bottle, the polluted environment, it is healthy to harm the staff, can prevent again through filtration membrane that bacterium impurity etc. from getting into the liquid medicine in the air.
Referring to fig. 3, embodiment 4, and embodiment 1, in the chemotherapeutic drug dispensing device, the connector is a connection pipe joint, one end of the connection pipe joint is provided with an outer cone locking joint 31, the other end of the connection pipe joint is provided with a first inner cone locking joint 32 matched with the outer cone locking joint at the conical head of the syringe, a sealing hoop 33 matched with the outer diameter of the conical head of the syringe is arranged outside the first inner cone locking joint 32, a second inner cone locking joint matched with the outer cone locking joint is arranged at the liquid medicine hole of the connection seat 4, the outer cone locking joint is a 6% outer cone locking joint fixedly connected with an inner screw collar, and the inner diameter of the sealing hoop is matched with the outer diameter of the conical head of the syringe which is generally used in the market and is provided with the 6% outer cone locking;
referring to fig. 6 and 7, in embodiment 5, in the chemotherapeutic drug dispensing device according to embodiment 1, the connector includes an upper tube seat 35, a lower tube seat 37 and a liquid passing film 36, the liquid passing film 36 is disposed between the upper tube seat 35 and the lower tube seat 37, the lower tube seat 37 and the upper tube seat 35 are clamped by a concave-convex structure, the upper tube seat 35 is provided with an outer cone locking joint, the lower tube seat 37 is provided with a first inner cone locking joint matched with the outer cone locking joint at the syringe cone head, the first inner cone locking joint is externally provided with a sealing hoop 33 matched with the outer diameter of the syringe cone head, and the liquid medicine hole of the connecting seat is provided with a second inner cone locking joint matched with the outer cone locking joint; the middle of the upper tube base 35 or the lower tube base 37 is provided with a cavity channel for communication, the upper tube base 35 is in matched connection with the lower tube base 37 through a corresponding concave-convex structure, and the size of the liquid passing film 36 is the same as the inner diameter of the cavity of the upper tube base 35 or the lower tube base 37; the connector not only tightly connects the medicine dispensing device with the injector, but also prevents the liquid medicine from overflowing in the medicine dispensing process; the filtering membrane can meet the requirement of filtering for dissolving or crystallizing certain chemotherapeutic medicine powder, and the filtering pore size of the filtering membrane 36 can be selected according to the requirement, such as 0.22 μm.
The above embodiments are only used to clearly illustrate the technical solutions of the present invention, and the protection scope of the present invention includes but is not limited to the above embodiments, and any suitable changes or substitutions made by those skilled in the art according to the claims of the present invention and any shown technical fields should fall within the patent protection scope of the present invention.
Claims (8)
1. A chemotherapy medicine dispensing device is characterized in that: the puncture outfit, the air filter and the connector are connected through a connecting seat;
the puncture outfit is equipped with pjncture needle and protection casing, and pjncture needle and protection casing dress are on the connecting seat, and the pjncture needle inner chamber is equipped with air passage and dispensing channel, and air passage communicates with air cleaner through the gas pocket on the connecting seat, and dispensing channel communicates with the connector through the liquid medicine hole on the connecting seat.
2. A chemotherapeutic drug dispensing device as in claim 1 wherein: the air filter comprises an air pipe and a filtering component, the filtering component is arranged at one end of the air pipe, and the other end of the air pipe is connected with the air hole of the connecting seat;
the filtering component comprises a filtering membrane and a base, the base is connected with the air pipe, a groove communicated with the air pipe is formed in the base, a filtering membrane pressing plate is arranged in the groove, and a plurality of air holes are formed in the filtering membrane pressing plate.
3. A chemotherapeutic drug dispensing device as in claim 1 wherein: air cleaner include filtration membrane and filtration membrane gland, filtration membrane establishes in the connecting seat gas hole, filtration membrane gland comprises the gland main part and with gland main part articulated flip, gland main part bottom be equipped with connecting seat gas hole complex grafting portion, grafting portion all is the cavity setting with the gland main part, the flip bottom be equipped with gland main part cavity inner chamber complex sealing portion.
4. A chemotherapeutic drug dispensing device as in claim 1 or 2 or 3 wherein: the connector is a connecting pipe joint, an outer cone locking joint is arranged at one end of the connecting pipe joint, a first inner cone locking joint matched with the conical head of the injector is arranged at the other end of the connecting pipe joint, a sealing hoop matched with the outer diameter of the conical head of the injector is arranged outside the first inner cone locking joint, and a second inner cone locking joint matched with the outer cone locking joint is arranged at the liquid medicine hole of the connecting seat.
5. A chemotherapeutic drug dispensing device as in claim 1 or 2 or 3 wherein: the connector comprises an upper pipe seat, a lower pipe seat and a liquid passing film, wherein the liquid passing film is arranged between the upper pipe seat and the lower pipe seat, the upper pipe seat is connected with the lower pipe seat in a clamping manner, an outer cone locking joint is arranged on the upper pipe seat, a first inner cone locking joint matched with the cone head of the syringe is arranged on the lower pipe seat, a sealing hoop matched with the outer diameter of the cone head of the syringe is arranged outside the first inner cone locking joint, and a second inner cone locking joint matched with the outer cone locking joint is arranged at the position of a liquid medicine hole of the connecting seat.
6. A chemotherapeutic drug dispensing device as in claim 1 wherein: the radial dimension of the shield expands axially outwardly.
7. A chemotherapeutic drug dispensing device as in claim 1 wherein: the protection casing periphery is equipped with a plurality of deformation grooves, and the deformation groove sets up along the axis direction of protection casing, and the circumference evenly distributed of protection casing is followed in the deformation groove.
8. A chemotherapeutic drug dispensing device as in claim 1 wherein: the height of the puncture needle is smaller than that of the puncture cover.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020396946.5U CN212593316U (en) | 2020-03-25 | 2020-03-25 | Chemotherapy medicine dispensing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020396946.5U CN212593316U (en) | 2020-03-25 | 2020-03-25 | Chemotherapy medicine dispensing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212593316U true CN212593316U (en) | 2021-02-26 |
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ID=74709694
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020396946.5U Active CN212593316U (en) | 2020-03-25 | 2020-03-25 | Chemotherapy medicine dispensing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212593316U (en) |
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2020
- 2020-03-25 CN CN202020396946.5U patent/CN212593316U/en active Active
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