Electric booster for disposable syringe

Abstract

The utility model relates to the technical field of medical equipment in the intravenous distribution center, and discloses an electric booster for a disposable syringe, which comprises a shell, an electric push rod, a push head and a battery, a needle tube mounting groove is arranged at the top of the shell, a needle head clamping groove is arranged on an end plate of the needle tube mounting groove, clamping wing clamping grooves are respectively arranged on two side plates of the needle tube mounting groove, and the electric push rod is arranged in the clamping wing clamping grooves. The electric push rod is fixedly installed in the shell on the lower side of the needle tube installation groove, the telescopic end of the electric push rod is located at the end away from the needle head clamping groove, the push head is fixedly installed at the end of the telescopic end of the electric push rod, a pintle clamping groove is formed in the push head, and the battery is installed in the shell on the lower side of the electric push rod. The control switch is electrically connected with the battery and the electric push rod. The novel medical infusion support is small in size, light in weight, convenient for medical staff to operate, suitable for clinical requirements, capable of improving working efficiency, reducing working intensity, saving consumable cost and reducing the incidence rate of occupational diseases.

Description

Technical Field

[0001] The utility model relates to the technical field of intravenous preparation center medical equipment, in particular to an electric booster for a disposable syringe. Background Art

[0002] The intravenous preparation center is an intravenous drug preparation center, which refers to an institution that prepares routine intravenous injections, total intravenous nutrition, cytotoxic drugs, antibiotics and other intravenous drugs in accordance with standard operating procedures under an operating environment that meets international standards and is designed based on drug characteristics, and provides high-quality drugs for clinical use. The intravenous preparation center is a centralized operation of intravenous drug preparation that was originally carried out in the open environment of the ward treatment room by full-time technicians in a clean operating environment.

[0003] In the intravenous preparation center, medical staff need to constantly use disposable syringes to prepare drugs. Since the amount of liquid drugs prepared centrally is large, the quality standards are very high, and the speed of adding drugs is required to be very fast, the work intensity of medical staff is very high. Long-term work is prone to hand strain, and occupational diseases such as tenosynovitis occur from time to time. In addition, the work efficiency of medical staff relying on manual operation is low, time-consuming and laborious. The cost of existing dosing robots is too high and the operation is complicated; the existing pneumatic dosing devices on the market are also too large, which is not convenient to operate in a biological safety cabinet, and use proprietary consumables, resulting in high costs and increased burden on patients. Utility Model Content

[0004] The purpose of the utility model is to provide an electric booster for a disposable syringe, which is small in size, light in weight, convenient for medical staff to operate, adapts to clinical needs, improves work efficiency, reduces work intensity, saves consumables costs, and reduces the incidence of occupational diseases.

[0005] In order to achieve the above-mentioned purpose and other related purposes, the utility model provides an electric booster for a disposable syringe, which comprises: a shell, an electric push rod, a push head and a battery, the top of the shell is provided with a needle tube mounting groove, one end of the needle tube mounting groove is open, and a needle clamping groove is provided on the end plate at the other end of the needle tube mounting groove, and a clamping wing clamping groove is provided on the two side plates of the needle tube mounting groove at one end away from the needle clamping groove; the electric push rod is fixedly installed in the shell at the lower side of the needle tube mounting groove, the extension direction of the electric push rod is the same as the extension direction of the needle tube mounting groove, and the telescopic end of the electric push rod is located at the end away from the needle clamping groove; the push head is fixedly installed at the end of the telescopic end of the electric push rod, and a needle bolt clamping groove is provided on the push head, and an opening is provided on the side wall of the needle bolt clamping groove facing the needle tube mounting groove; the battery is installed in the shell at the lower side of the electric push rod, and a control switch is also provided on the shell, and the control switch is electrically connected to the battery and the electric push rod respectively.

[0006] In an example of an electric booster for a disposable syringe of the utility model, an electric push rod installation cavity is provided in the shell at the lower side of the needle tube installation groove, and the electric push rod is fixedly installed in the electric push rod installation cavity.

[0007] In an example of an electric booster for a disposable syringe of the utility model, the electric push rod is fixedly connected to the electric push rod installation cavity through a retaining spring. An automatic limit device is installed inside the electric push rod, and the push rod automatically stops running after reaching the end of the extension.

[0008] In an example of an electric booster for a disposable syringe of the utility model, the needle slot is a U-shaped slot, and a first limit point is provided on both side walls of the needle slot. The first limit point can be in the form of a special-shaped spring.

[0009] In an example of an electric booster for a disposable syringe of the utility model, the top opening width of the clamping wing slot is greater than the bottom opening width of the clamping wing slot.

[0010] In an example of an electric booster for a disposable syringe of the utility model, the top opening width of the needle tube installation groove is greater than the bottom width of the needle tube installation groove.

[0011] In an example of an electric booster for a disposable syringe of the utility model, the pusher head includes a panel, a back plate and a bottom plate, the panel and the bottom of the back plate are vertically fixedly connected to the top of the bottom plate, the panel is located at one end of the bottom plate facing the needle tube mounting groove, the back plate is adjacent to the panel and fixedly connected on both sides, the needle bolt slot is arranged between the panel and the back plate, the panel is provided with an opening, and the bottom plate is fixedly connected to the telescopic end of the electric push rod.

[0012] In an example of an electric booster for a disposable syringe of the utility model, a first mounting groove is provided on the bottom surface of the base plate, the shape of the first mounting groove matches the end of the electric push rod, a first fixing hole is provided on the base plate, and a second fixing hole is provided on the end of the telescopic end of the electric push rod, the first fixing hole matches the second fixing hole, and is fixedly connected by a first fixing bolt and a first fixing nut.

[0013] In an example of an electric booster for a disposable syringe of the utility model, the lateral opening of the needle bolt slot is a U-shaped slot, and a second limit point is respectively provided on the two side walls of the lateral opening of the needle bolt slot. The second limit point can be in the form of a special-shaped spring.

[0014] In an example of the electric booster for a disposable syringe of the utility model, a battery compartment is provided in the housing at the lower side of the electric push rod, and the battery is installed in the battery compartment. The battery can also be a detachable battery.

[0015] In an example of an electric booster for a disposable syringe of the utility model, the battery is a rechargeable battery, a charging port is provided on the housing, and the battery is electrically connected to the charging port.

[0016] In an example of an electric booster for a disposable syringe of the utility model, the control switch includes two light touch button switches, and the two light touch button switches respectively control the extension and contraction of the electric push rod.

[0017] The utility model is an electric booster for a disposable syringe. When in use, the needle tube of the disposable syringe is installed in the needle tube installation groove, the needle is installed in the needle slot, the clamping wing is installed in the clamping wing slot, the end of the needle bolt is installed in the needle bolt slot on the push head, and the electric push rod is used to drive the push head to move to complete the suction or push out of the injection. The electric push rod is arranged in parallel with the needle tube installation groove up and down, and the volume of the electric push rod is small, so as to effectively reduce the overall volume and length of the instrument. The use of rechargeable batteries for power supply can also effectively reduce the total mass, thereby improving the operational flexibility of the instrument and facilitating its use in a biological safety cabinet. The control switch can facilitate medical staff to operate, and the needle tube installation groove is a semi-enclosed structure. While stably fixing the needle tube, it can also facilitate medical staff to observe the scale of the syringe. The utility model can meet clinical needs, improve work efficiency, reduce work intensity, save consumables costs, and reduce the incidence of occupational diseases. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 This is a schematic diagram of the overall structure of an embodiment of an electric booster for a disposable syringe of the utility model;

[0019] Figure 2 It is a cross-sectional view of a housing in one embodiment of an electric booster for a disposable syringe of the utility model;

[0020] Figure 3 It is a side view of a housing in one embodiment of an electric booster for a disposable syringe of the utility model;

[0021] Figure 4 It is a top view of the shell of an embodiment of an electric booster for a disposable syringe of the utility model;

[0022] Figure 5 This is a schematic structural diagram of a pusher head in an embodiment of an electric booster for a disposable syringe of the utility model;

[0023] Figure 6 It is a top view of a pusher head in one embodiment of an electric booster for a disposable syringe of the utility model;

[0024] Figure 7 The utility model is a schematic structural diagram of an electric booster for a disposable syringe after a disposable syringe is installed in one embodiment.

[0025] Component number:

[0026] 100, housing; 110, needle tube mounting slot; 111, needle slot; 112, first limit point; 113, clamping wing slot; 120, electric push rod mounting cavity; 130, battery compartment; 200, electric push rod; 300, push rod; 310, needle bolt slot; 311, second limit point; 320, panel; 330, bottom plate; 331, first mounting slot; 332, first fixing hole; 333, first fixing bolt; 334, first fixing nut; 340, back plate; 400, battery; 500, control switch; 600, disposable syringe. DETAILED DESCRIPTION

[0027] The following describes the implementation of the present invention through specific examples, and those skilled in the art can easily understand other advantages and effects of the present invention from the contents disclosed in this specification. The present invention can also be implemented or applied through other different specific implementations, and the details in this specification can also be modified or changed in various ways based on different viewpoints and applications without departing from the spirit of the present invention. It should be noted that the following embodiments and the features in the embodiments can be combined with each other without conflict. It should also be understood that the terms used in the embodiments of the present invention are intended to describe specific implementation schemes, rather than to limit the scope of protection of the present invention. The test methods for which specific conditions are not specified in the following examples are usually carried out under conventional conditions or under the conditions recommended by the manufacturers.

[0028] When numerical ranges are given in the embodiments, it should be understood that unless otherwise specified in the present invention, both endpoints of each numerical range and any value between the two endpoints can be selected. Unless otherwise defined, all technical and scientific terms used in the present invention are in accordance with the prior art mastery of those skilled in the art and the description of the present invention, and any method, device and material of the prior art similar or equivalent to the method, device and material in the embodiments of the present invention can also be used to implement the present invention.

[0029] See also Figures 1 to 7The utility model provides an electric booster for a disposable syringe, which comprises: a housing 100, an electric push rod 200, a push head 300 and a battery 400. A needle tube mounting groove 110 is provided on the top of the housing 100, one end of the needle tube mounting groove 110 is open, a needle clamping groove 111 is provided on the end plate at the other end of the needle tube mounting groove 110, and clamping wing clamping grooves 113 are respectively provided on the ends of the two side plates of the needle tube mounting groove 110 away from the needle clamping groove 111. The electric push rod 200 is fixedly installed in the housing 100 at the lower side of the needle tube mounting groove 110, the extension direction of the electric push rod 200 is the same as the extension direction of the needle tube mounting groove 110, and the telescopic end of the electric push rod 200 is located at the end away from the needle clamping groove 111. The push head 300 is fixedly mounted on the end of the telescopic end of the electric push rod 200, and a pin plug slot 310 is provided on the push head 300, and an opening is provided on the side wall of the pin plug slot 310 facing the needle tube installation slot 110. The battery 400 is installed in the housing 100 at the lower side of the electric push rod 200, and a control switch 500 is also provided on the housing 100, and the control switch 500 is electrically connected to the battery 400 and the electric push rod 200 respectively.

[0030] When using the utility model, confirm that the telescopic end of the electric push rod 200 drives the push head 300 to shrink to one end close to the needle tube installation groove 110, then gradually insert the needle of the disposable syringe 600 into the needle clamping groove 111, and move the needle tube of the disposable syringe 600 downward to install it in the needle tube installation groove 110, and insert the clamping wing into the clamping wing clamping groove 113, and insert the needle plug into the needle plug clamping groove 310 on the push head 300 to complete the installation of the disposable syringe 600. The control switch 500 is used to control the telescopic end of the electric push rod 200 to extend or shrink, so that the telescopic end of the electric push rod 200 drives the push head 300 and the needle plug to move, and complete the inhalation or ejection of the medicine.

[0031] When disassembling the disposable syringe 600, it is necessary to move the push head 300 to one end close to the needle tube installation slot 110, then first take out the needle plug from the needle plug slot 310, then move the needle upward and take it out from the needle tube installation slot 110, and finally take out the needle from the needle slot 111. The utility model has a small size and light weight, is convenient for medical staff to operate, can adapt to clinical needs, improve work efficiency, and reduce work intensity. The electric push rod 200 can be purchased from the market, and you can choose to use an electric push rod with light weight, small size, moderate thrust, and fast propulsion speed, and choose an electric push rod with an automatic limit device inside, so as to reduce the difficulty of operation and protect the safety of the equipment.

[0032] See also Figure 2and Figure 3 In an example of an electric booster for a disposable syringe of the utility model, an electric push rod installation cavity 120 is provided in the housing 100 below the needle tube installation groove 110, and the electric push rod 200 is fixedly installed in the electric push rod installation cavity 120. The electric push rod 200 is fixedly connected to the electric push rod installation cavity 120 by a retaining spring.

[0033] See also Figure 2 and Figure 3 In an example of an electric booster for a disposable syringe of the utility model, the needle slot 111 is a U-shaped slot, and a first limit point 112 is provided on each side wall of the needle slot 111. The top opening width of the clamping wing slot 113 is greater than the bottom opening width of the clamping wing slot 113. The top opening width of the needle tube mounting slot 110 is greater than the bottom width of the needle tube mounting slot 110. The needle tube mounting slot 110 can form a semi-enclosed structure for the needle tube of the disposable syringe, and at the same time cooperate with the needle slot 111 and the clamping wing slot 113 to improve the stability of fixing the disposable syringe; the first limit point 112 can prevent the syringe from falling out of the mounting slot 110 during operation. The first limit point 112 can use a special-shaped spring.

[0034] See also Figure 1 , Figure 5 and Figure 6In an example of an electric booster for a disposable syringe of the utility model, the push head 300 includes a panel 320, a back plate 340 and a bottom plate 330. The bottoms of the panel 320 and the back plate 340 are vertically fixedly connected to the top of the bottom plate 330. The panel 320 is located at one end of the bottom plate 330 facing the needle tube mounting groove 110. The back plate 340 is adjacent to the panel 320, and the back plate 340 is fixedly connected to both sides of the panel 320. The needle bolt slot 310 is arranged between the panel 320 and the back plate 340. An opening is provided on the panel 320. The bottom plate 330 is fixedly connected to the telescopic end of the electric push rod 200. A first mounting groove 331 is provided on the bottom surface of the bottom plate 330. The shape of the first mounting groove 331 matches the end of the electric push rod 200. A first fixing hole 332 is provided on the bottom plate 330. The end of the telescopic end of the electric push rod 200 is provided with a second fixing hole. The first fixing hole 332 matches the second fixing hole and is fixedly connected by a first fixing bolt 333 and a first fixing nut 334. The lateral opening of the pintle slot 310 is a U-shaped slot. A second limit clamping point 311 is respectively provided on the two side walls of the lateral opening of the pintle slot 310. When installing the pintle, firstly rotate the cross-shaped pintle body to a suitable angle so that the width of the pintle body becomes smaller and can pass between the two second limit clamping points 311. Then rotate the pintle again and clamp the pintle by the two limit clamping points 311 to prevent the pintle from falling out of the pintle slot 310 during operation. The push head 300 can be made of alloy material. The second limit point 311 may use a special-shaped spring.

[0035] See also Figure 1 and Figure 2 In an example of an electric booster for a disposable syringe of the utility model, a battery compartment 130 is provided in the housing 100 at the lower side of the electric push rod 200, and the battery 400 is installed in the battery compartment 130. The battery 400 is a rechargeable battery, and a charging port is provided on the housing 100, and the battery 400 is electrically connected to the charging port. The charging port can be connected to a charger or a power source, and the battery 400 can be charged or operated while charging. The battery compartment 130 can also be set to be detachable to facilitate battery replacement.

[0036] See also Figure 1In an example of an electric booster for a disposable syringe of the utility model, the control switch 500 includes two touch button switches, and the two touch button switches respectively control the extension and contraction of the electric push rod 200. The touch button switch can be a six-pin touch button switch purchased from the market, which requires a lighter triggering force, is easy to operate, does not require electronic chips, relays and other components, reduces energy consumption, and increases working time.

[0037] The above embodiments are merely illustrative of the principles and effects of the present invention, and are not intended to limit the present invention. Anyone familiar with the technology may modify or alter the above embodiments without departing from the spirit and scope of the present invention. Therefore, all equivalent modifications or alterations made by a person of ordinary skill in the art without departing from the spirit and technical concept disclosed in the present invention shall still be covered by the claims of the present invention.

Claims

1. An electric booster for a disposable syringe, It is characterized in that include: The outer shell has a needle tube installation groove on the top, one end of the needle tube installation groove is open, and a needle clamping groove is provided on the end plate at the other end of the needle tube installation groove, and clamping wing clamping grooves are respectively provided on the ends of the two side plates of the needle tube installation groove away from the needle clamping groove; An electric push rod, the electric push rod is fixedly mounted in the housing at the lower side of the needle tube installation slot, the extension direction of the electric push rod is the same as the extension direction of the needle tube installation slot, and the telescopic end of the electric push rod is located at an end away from the needle clamping slot; A push head, the push head is fixedly mounted on the end of the telescopic end of the electric push rod, the push head is provided with a needle bolt slot, and the needle bolt slot is provided with an opening on the side wall facing the needle tube installation slot; A battery, the battery being installed in the housing on the lower side of the electric push rod; A control switch is also provided on the housing, and the control switch is electrically connected to the battery and the electric push rod respectively; The needle slot is a U-shaped slot, and a first limit point is provided on each of the two side walls of the needle slot; The lateral opening of the needle bolt slot is a U-shaped slot, and a second limit clamping point is respectively provided on the two side walls of the lateral opening of the needle bolt slot.

2. The electric booster for a disposable syringe as claimed in claim 1, It is characterized in that An electric push rod installation cavity is provided in the shell at the lower side of the needle tube installation groove, and the electric push rod is fixedly installed in the electric push rod installation cavity.

3. The electric booster for a disposable syringe as claimed in claim 2, It is characterized in that The electric push rod is fixedly connected to the electric push rod installation cavity via a retaining spring.

4. The electric booster for a disposable syringe as claimed in claim 1, It is characterized in that The push head includes a panel, a back plate and a bottom plate, the panel and the bottom of the back plate are vertically fixedly connected to the top of the bottom plate, the panel is located at one end of the bottom plate facing the needle tube mounting groove, the back plate is adjacent to the panel and fixedly connected on both sides, the needle bolt slot is arranged between the panel and the back plate, the panel is provided with an opening, and the bottom plate is fixedly connected to the telescopic end of the electric push rod.

5. The electric booster for a disposable syringe as claimed in claim 4, It is characterized in that A first mounting groove is provided on the bottom surface of the base plate, and the shape of the first mounting groove matches the end of the electric push rod. A first fixing hole is provided on the base plate, and a second fixing hole is provided on the end of the telescopic end of the electric push rod. The first fixing hole matches the second fixing hole and is fixedly connected by a first fixing bolt and a first fixing nut.

6. The electric booster for a disposable syringe as claimed in claim 1, It is characterized in that A battery compartment is provided in the housing at the lower side of the electric push rod, and the battery is installed in the battery compartment.

7. The electric booster for a disposable syringe as claimed in claim 1, It is characterized in that The battery is a rechargeable battery, the housing is provided with a charging port, and the battery is electrically connected to the charging port.

8. The electric booster for a disposable syringe as claimed in claim 1, It is characterized in that The control switch includes two light touch button switches, and the two light touch button switches respectively control the extension and contraction of the electric push rod.

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