CN218793405U

CN218793405U - Medicine feeding booster for medical anesthesia

Info

Publication number: CN218793405U
Application number: CN202123050532.0U
Authority: CN
Inventors: 李帆
Original assignee: First Affiliated Hospital of Zhengzhou University
Current assignee: First Affiliated Hospital of Zhengzhou University
Priority date: 2021-12-07
Filing date: 2021-12-07
Publication date: 2023-04-07
Anticipated expiration: 2031-12-07

Abstract

The utility model discloses a medical treatment anesthesia is with sending medicine boost motor, including the boost motor main part, boost motor main part one end is provided with the liquid medicine storehouse, and threaded connection has the toper cap that is used for sealed liquid medicine storehouse, be provided with in the toper cap and prepare the chamber, prepare the chamber and pass through the conduction slot and set up with liquid medicine storehouse intercommunication, threaded connection has the regulation head on the toper cap, the fixed shower nozzle that is provided with of regulation head one end, and the other end is provided with and prepares chamber sliding connection's piston head. The utility model discloses a set up the piston head in preparing the intracavity, usable regulation head rotate and with the toper cap between the screw feeding effect that takes place, and make the piston head remove in preparing the intracavity to adjust the space size that can supply to prepare the liquid medicine in preparing the intracavity, and then realize adjusting the size of single liquid medicine spray dose, make the actual conditions of the adaptable different patients of this boost motor or the state of an illness carry out adaptability and adjust, improve the practicality of device.

Description

Medicine feeding booster for medical anesthesia

Technical Field

The utility model relates to the technical field of medical tools, in particular to a medicine feeding booster for medical anesthesia.

Background

The medicine feeding booster is a medical force application tool for assisting medicine to enter a patient body, is commonly used for anesthetic injection, and can basically meet daily use requirements of medical anesthesia.

Patent document CN211461600U provides a novel needleless injection boost motor, mechanical power and control system include handheld shell and are located the central piston push rod that handheld shell central point put, and in central piston push rod extended to the syringe connector, the injector head can be dismantled through the check valve to the other end of syringe connector, the syringe connector has the echelonment central cavity that runs through, central cavity includes last central cavity and the lower pressure boost cavity that communicates each other, and central piston push rod runs through and goes up in central cavity extends to lower pressure boost cavity, and one side of syringe connector is provided with the side intercommunicating pore that communicates with last central cavity, and the intercommunicating pore other end is connected with the syringe, goes up the internal anti reflux unit that has put of central cavity. The utility model discloses following beneficial effect has: the liquid medicine memory space of external syringe storage is great, and it is comparatively simple to add the medicine process, and the structure is simplified, and the dismouting process need not with the help of the instrument, and easy dismounting and swift, easy operation saves time.

The needleless injection booster is not provided with a needle, so that danger is not easy to cause to a doctor patient, the needle is not frightened, the diameter of jet flow is usually smaller than that of a hypodermic needle, pain is reduced, but the driving force of the needleless injection booster is derived from a mechanical pressure pump, so that the dosage of anesthetic injected by a single time is fixed and is not easy to change, and the anesthetic effect of the needleless injection booster cannot be well adapted to different patients or different illness states, so that the medicine delivery booster for medical anesthesia is urgently needed to solve the problems.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a medical treatment anesthesia is with sending medicine boost motor to solve the problem that provides among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a medical anesthesia is with sending medicine boost motor, includes the boost motor main part, boost motor main part one end is provided with the liquid medicine storehouse, and threaded connection has the toper cap that is used for sealed liquid medicine storehouse, be provided with in the toper cap and prepare the chamber, prepare the chamber and set up through conduction-trough and liquid medicine storehouse intercommunication, threaded connection has the regulation head on the toper cap, the fixed shower nozzle that is provided with of regulation head one end, and the other end be provided with prepare chamber sliding connection's piston head.

Preferably, be provided with mechanical force pump in the boost motor main part, mechanical force pump output end is connected with the pump line that runs through the liquid medicine storehouse, the pump line inserts in the toper cap and with prepare the one end intercommunication setting that the chamber kept away from the regulation head.

Preferably, a button for triggering the mechanical pressure pump to release pressure and spray air and a handle for controlling the mechanical pressure pump to pressurize and reset are arranged on the booster main body.

Preferably, the conduction groove is provided with a one-way valve, and the one-way conduction direction of the one-way valve is set to be that the liquid medicine cabin is communicated with the conduction groove.

Preferably, the end part of the fixed nozzle of the adjusting head is provided with a convex ring, and the convex ring limits the adjusting head.

Preferably, the booster main body is provided with a relay pipe fixedly inserted into the liquid medicine bin, the relay pipe is positioned at the inner end and the outer end of the liquid medicine bin and is provided with an outlet hole and an insertion hole respectively, and the relay pipe is internally provided with an elastic sealing assembly.

Preferably, the elastic sealing assembly comprises a piston column movably connected in the relay pipe through a spring, a through hole matched with the outlet hole and a slot matched with the jack are formed in the piston column, the through hole is communicated with the slot, and the spring keeps pushing the piston column to be close to the jack.

Preferably, a shoulder is arranged in the relay pipe, and when the piston column is attached to the shoulder, the through hole can be correspondingly communicated with the outlet hole.

Compared with the prior art, the beneficial effects of the utility model are that:

this medical anesthesia is with sending medicine boost motor is through setting up the piston head in preparing the intracavity, and usable regulation head rotates and the screw feeding effect that takes place between the toper cap, and makes the piston head remove in preparing the intracavity to adjust the space size that prepares the liquid medicine in preparing the intracavity, and then realize adjusting the size of single liquid medicine injection dosage, make this boost motor adaptable different patients or the actual conditions of the state of an illness carry out adaptability and adjust, improve the practicality of device.

Drawings

FIG. 1 is a schematic view of the front cross-sectional structure of the present invention;

fig. 2 is an enlarged schematic structural view of a point a in fig. 1 according to the present invention;

fig. 3 is an enlarged schematic structural diagram of the present invention at B in fig. 1.

In the figure: 1. a booster main body; 2. a liquid medicine cabin; 3. a conical cap; 4. preparing a cavity; 5. a conduction groove; 6. an adjustment head; 7. a spray head; 8. a piston head; 9. a mechanical pressure pump; 10. a pump tube; 11. a button; 12. a handle; 13. a convex ring; 14. a relay pipe; 15. an outlet hole; 16. a jack; 17. a spring; 18. a piston post; 19. a through hole; 20. a slot; 21. a shoulder block; 22. a one-way valve; 23. and a piston.

Detailed Description

The embodiment of the present invention provides a medical anesthesia is with sending medicine boost motor, including boost motor

main part

1, 1 one end of boost motor main part is provided with liquid medicine storehouse 2, and threaded connection has conical cap 3 that is used for sealed liquid medicine storehouse 2, is provided with in the conical cap 3 and prepares chamber 4, prepares chamber 4 and sets up through

conduction channel

5 and 2 intercommunications in liquid medicine storehouse, and threaded connection has regulation head 6 on the

conical cap

3, and 6 one end of regulation head is fixed to be provided with shower nozzle 7, and the other end is provided with and prepares 4 sliding connection's in chamber piston head 8.

Specifically, the booster main body 1 is generally in a cylindrical rod shape, an external thread is arranged on the outer surface of one end of the booster main body, and an internal thread matched with the external thread on the booster main body 1 is arranged in the conical cap 3, so that the conical cap 3 can be sleeved at one end of the booster main body 1 in a threaded manner, and then the open end of the chemical liquid bin 2 is blocked and tightly closed; the preparation cavity 4 is cylindrical; the number of the conduction grooves 5 is preferably 2-4, one end of each conduction groove 5, which is close to the liquid medicine bin 2, is arranged to be funnel-shaped, so that the medicines in the liquid medicine bin 2 can conveniently and smoothly enter the conduction grooves 5 and then enter the preparation cavity 4; a middle hole is arranged in the adjusting head 6, so that the preparation cavity 4 can be connected with the spray head 7 to facilitate the medicine to pass through, and the outer surface of one end of the adjusting head 6, which extends out of the conical cap 3, can be coated with marked colors or scale marks so as to reference the adjustment of the inner space of the preparation cavity 4; the piston head 8 is arranged in a cylinder shape matched with the preparation cavity 4, and the excircle curved surface is tightly attached to the inner wall curved surface of the preparation cavity 4, so that no gap through which liquid medicine can pass exists. In actual use, the adjusting head 6 is rotated externally, the adjusting head 6 and the conical cap 3 have a thread feeding effect to drive the piston head 8 to move in the preparation chamber 4, and then the size of the space where the preparation chamber 4 is communicated with the conduction groove 5 is adjusted, namely the size of the space where the preparation chamber 4 can be used for preparing liquid medicine is adjusted, so that the size of the single liquid medicine injection dose is adjusted, and the booster can adapt to actual conditions of different patients or diseases for adaptive adjustment.

Compared with the prior art, the embodiment of the utility model provides a medical anesthesia is with sending medicine boost motor is through setting up piston head 8 in preparing chamber 4, usable regulation head 6 rotate and with the screw feeding effect that takes place between the taper cap 3, and make piston head 8 remove in preparing chamber 4, thereby adjust the space size that can supply to prepare the liquid medicine in preparing chamber 4, and then realize adjusting the size of single liquid medicine injection dosage, the actual conditions that makes the adaptable different patients of this boost motor or the state of an illness carries out the adaptability and adjusts, the practicality of improving device.

As a preferred technical solution of this embodiment, a mechanical pressure pump 9 is disposed in the booster body 1, an output end of the mechanical pressure pump 9 is connected to a pump tube 10 penetrating through the liquid medicine bin 2, the pump tube 10 is inserted into the conical cap 3 and is communicated with one end of the preparation chamber 4 away from the adjusting head 6, specifically, the mechanical pressure pump 9 is a power source of the booster and is also commonly used in a needleless injection propeller, the needleless injection propeller is a medical tool for injecting anesthetic in the prior art, a piston 23 is disposed in the pump tube 10, the mechanical pressure pump 9 can drive the piston 23 in the pump tube 10 to move, and further the pressure in the preparation chamber 4 is changed, so that the preparation chamber 4 can suck or send the liquid medicine.

As a further preferable technical solution of the present embodiment, the booster body 1 is provided with a button 11 for triggering the mechanical pressure pump 9 to release pressure and inject air and a handle 12 for controlling the mechanical pressure pump 9 to return to pressure, specifically, when the button 11 is triggered, the mechanical pressure pump 9 drives the piston 23 in the pump pipe 10 to move in a direction close to the preparation chamber 4, and when the handle 12 is triggered, the mechanical pressure pump 9 drives the piston 23 in the pump pipe 10 to move in a direction away from the preparation chamber 4.

As a preferred technical solution of this embodiment, the guiding groove 5 is provided with a one-way valve 22, the one-way direction of the one-way valve 22 is set to lead the liquid medicine bin 2 to the guiding groove 5, specifically, the one-way valve 22 is set such that when the mechanical pressure pump 9 drives the piston 23 in the pump tube 10 to move in the direction away from the preparation chamber 4, the liquid medicine in the liquid medicine bin 2 can smoothly enter the guiding groove 5 through the one-way valve 22 and then enters the preparation chamber 4 from the guiding groove 5 for storage, and when the mechanical pressure pump 9 drives the piston 23 in the pump tube 10 to move in the direction close to the preparation chamber 4, the liquid medicine in the preparation chamber 4 is pushed, at this time, the one-way valve 22 is not conducted, and the liquid medicine can only enter the adjusting head 6 and then is ejected at high speed through the nozzle 7.

As the preferred technical scheme of this embodiment, the tip that adjustment head 6 fixed shower nozzle 7 is provided with bulge loop 13, and bulge loop 13 is spacing to adjustment head 6, and specifically, bulge loop 13 excircle surface is crude to be set up, conveniently rotates adjustment head 6 with the help of it.

The utility model provides a another embodiment, be provided with the fixed relay pipe 14 who inserts liquid medicine storehouse 2 on the boost motor main part 1, relay pipe 14 is located the inside and outside both ends in liquid medicine storehouse 2 and is equipped with respectively and portal 15 and jack 16, be provided with elastic sealing component in the relay pipe 14, it is specific, the steerable jack 16 of elastic sealing component and the intercommunication that portal 15, when jack 16 with portal 15 intercommunication, can be with the liquid medicine that has the needle syringe absorption in the liquid medicine storehouse 2 is injected through relay pipe 14, then elastic sealing component blocks jack 16 again with portal 15 again, thereby made things convenient for liquid medicine storehouse 2 to add the benefit medicament of dosing, need not to dismantle conical cap 3 like traditional boost motor, take out inside container again and add the medicine.

As a preferred technical solution of this embodiment, the elastic sealing assembly includes a piston post 18 movably connected in the relay tube 14 by a spring 17, the piston post 18 is provided with a through hole 19 matching with the outlet hole 15 and a slot 20 matching with the jack 16, the through hole 19 is communicated with the slot 20, the spring 17 keeps pushing the piston post 18 to approach the jack 16, specifically, the spring 17 is arranged, under the condition that the piston post 18 is not subjected to an external force, the spring 17 can keep elastically pushing the piston post 18 to approach the jack 16, so that the through hole 19 is dislocated with the outlet hole 15, the relay tube 14 is sealed, and the liquid medicine container 2 is not communicated with the outside; when the piston column 18 is forced to move in the relay tube 14 and press the spring 17, the relay tube 14 drives the through hole 19 to be close to the outlet hole 15, and when the through hole 19 corresponds to the outlet hole 15, the liquid medicine cabin 2 can be communicated with the outside through the outlet hole 15, the through hole 19, the slot 20 and the jack 16 in sequence. In practical use, after the needle injector sucks the liquid medicine, the needle head is inserted into the slot 20 through the jack 16 and pushes the piston column 18 to move, the piston column 18 extrudes the spring 17 to enable the spring 17 to be elastically deformed and compressed, when the piston column 18 drives the through hole 19 to correspond to the outlet hole 15, the piston rod of the needle injector can be pushed to eject the liquid medicine in the needle injector, and then the ejected liquid medicine enters the liquid medicine bin 2 through the slot 20, the through hole 19 and the outlet hole 15 in sequence, so that the medicine supplementing operation without dismounting the device is realized.

As a further preferable technical solution of this embodiment, a shoulder 21 is disposed in the relay tube 14, and when the piston post 18 is attached to the shoulder 21, the through hole 19 can be correspondingly communicated with the outlet hole 15, specifically, the shoulder 21 is disposed to facilitate the needle of the needle injector to push the piston post 18, so that the through hole 19 and the outlet hole 15 are kept corresponding to each other, and further, the liquid medicine can smoothly enter the liquid medicine bin 2 through the through hole 19 and the outlet hole 15.

The working principle is as follows: when the single-time injection amount of the anesthetic needs to be adjusted and the anesthetic needs to be used, the needle of the needle injector is firstly used for sucking the liquid medicine, then the needle of the needle injector is inserted into the slot 20 through the jack 16, the piston column 18 is pushed to move, the piston column 18 extrudes the spring 17 to enable the spring 17 to be elastically deformed and compressed and store elastic potential energy, the piston column 18 drives the through hole 19 to approach the outlet hole 15, and when the piston column contacts with the retaining shoulder 21, the through hole 19 completely corresponds to the outlet hole 15, so that the piston rod of the needle injector can be pushed, the liquid medicine in the needle injector is injected, the injected liquid medicine can sequentially enter the liquid medicine bin 2 through the through hole 19 and the outlet hole 15, the liquid medicine can be supplemented to the liquid medicine bin 2, the conical cap 3 does not need to be dismounted after the liquid medicine is supplemented, the needle is pulled out, the elastic potential energy of the spring 17 is released to push the piston column 18 to reset, the relay tube 14 is sealed again, and the liquid medicine bin 2 is also kept sealed;

then, the convex ring 13 is rotated externally, the convex ring 13 drives the adjusting head 6 to rotate and a thread feeding effect is generated between the adjusting head and the conical cap 3, so that the piston head 8 moves in the preparation chamber 4, and further, the size of a space where the preparation chamber 4 is communicated with the conducting groove 5 is adjusted, namely, the size of the space where the preparation chamber 4 can be used for preparing liquid medicine is adjusted, then, the handle 12 is pushed, the handle 12 triggers the mechanical pressure pump 9, the piston 23 in the pump pipe 10 moves towards the direction far away from the preparation chamber 4, so that the liquid medicine in the liquid medicine bin 2 can smoothly enter the conducting groove 5 through the one-way valve 22 and then enters the preparation chamber 4 from the conducting groove 5 for storage, then, the button 11 is pressed, the button 11 triggers the mechanical pressure pump 9, when the piston 23 in the pump pipe 10 moves towards the direction close to the preparation chamber 4, so that the liquid medicine in the preparation chamber 4 is pushed, at the moment, the one-way valve 22 is not conducted, the liquid medicine only enters the adjusting head 6 and then enters the spray head 7, and is sprayed out in an ultrafine, so as to directly enter organism tissue in a high-speed and linear mode, and an injection effect of anesthetic is achieved.

Claims

1. The utility model provides a medical anesthesia is with sending medicine boost motor, includes boost motor main part (1), its characterized in that: booster main part (1) one end is provided with liquid medicine storehouse (2), and threaded connection has toper cap (3) that are used for sealed liquid medicine storehouse (2), be provided with in toper cap (3) and prepare chamber (4), prepare chamber (4) and liquid medicine storehouse (2) intercommunication setting through conducting groove (5), threaded connection has regulation head (6) on toper cap (3), regulation head (6) one end is fixed and is provided with shower nozzle (7), and the other end is provided with and prepares chamber (4) sliding connection's piston head (8).

2. The drug delivery booster for medical anesthesia according to claim 1, wherein: be provided with mechanical force pump (9) in boost motor main part (1), mechanical force pump (9) output is connected with pump line (10) that runs through liquid medicine storehouse (2), pump line (10) insert in conical cap (3) and with prepare chamber (4) keep away from the one end intercommunication setting of adjusting head (6).

3. The drug delivery booster for medical anesthesia according to claim 2, wherein: the booster is characterized in that a button (11) for triggering the mechanical pressure pump (9) to release pressure and spray air and a handle (12) for controlling the mechanical pressure pump (9) to pressurize and reset are arranged on the booster main body (1).

4. The drug delivery booster for medical anesthesia according to claim 1, wherein: the guiding groove (5) is provided with a one-way valve (22), and the one-way guiding direction of the one-way valve (22) is set to be that the liquid medicine cabin (2) leads to the guiding groove (5).

5. The medicine delivery booster for medical anesthesia according to claim 1, wherein: the end part of the fixed nozzle (7) of the adjusting head (6) is provided with a convex ring (13), and the convex ring (13) is limited for the adjusting head (6).

6. The drug delivery booster for medical anesthesia according to claim 1, wherein: be provided with relay pipe (14) of fixed insertion liquid medicine storehouse (2) on boost motor main part (1), relay pipe (14) are located liquid medicine storehouse (2) inside and outside both ends and are equipped with outlet hole (15) and jack (16) respectively, be provided with elastic sealing assembly in relay pipe (14).

7. The drug delivery booster for medical anesthesia according to claim 6, wherein: the elastic sealing assembly comprises a piston column (18) movably connected with the relay pipe (14) through a spring (17), a through hole (19) matched with the outlet hole (15) and a slot (20) matched with the jack (16) are formed in the piston column (18), the through hole (19) is communicated with the slot (20), and the spring (17) keeps pushing the piston column (18) to be close to the jack (16).

8. The drug delivery booster for medical anesthesia according to claim 7, wherein: a retaining shoulder (21) is arranged in the relay pipe (14), and when the piston column (18) is attached to the retaining shoulder (21), the through hole (19) can be correspondingly communicated with the outlet hole (15).