CN114225196A - Boosting device for oral local anesthesia and using method - Google Patents
Boosting device for oral local anesthesia and using method Download PDFInfo
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- CN114225196A CN114225196A CN202111251809.8A CN202111251809A CN114225196A CN 114225196 A CN114225196 A CN 114225196A CN 202111251809 A CN202111251809 A CN 202111251809A CN 114225196 A CN114225196 A CN 114225196A
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- needle
- electric motor
- anesthetic
- boosting
- tube
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M31/00—Devices for introducing or retaining media, e.g. remedies, in cavities of the body
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61C—DENTISTRY; APPARATUS OR METHODS FOR ORAL OR DENTAL HYGIENE
- A61C19/00—Dental auxiliary appliances
- A61C19/06—Implements for therapeutic treatment
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M19/00—Local anaesthesia; Hypothermia
Abstract
The invention discloses a boosting device for oral local anesthesia, which is used for injecting anesthetic in oral treatment. The invention relates to a boosting device which comprises a booster body, a boosting pipe and a working needle head. The electric motor is fixed in the inner cavity of the booster body, the output end of the electric motor is in transmission connection with a threaded rod, the outer surface wall of the threaded rod is in threaded connection with a push rod in a screwing mode, and the push rod runs through a function key and a main control PCB chip control device. In the invention, the anesthetic tube is inserted into the boosting tube, the boosting tube is inserted into the booster body, the needle head is inserted into the anesthetic tube through the adhesive sealing block, and the switch is started to enable the electric motor to rotate and drive the threaded rod to rotate and move forwards so as to enable the threaded rod to push against the sealing block to push out the anesthetic. The invention is adapted to two working needles: standard needles and indwelling needles, used for anterior and posterior gum surgery, respectively. The device has the advantages of simple structure, high integration level, convenient disassembly and assembly of the needle head and higher practical value in the field of oral local anesthesia treatment.
Description
Technical Field
The invention relates to the technical field of novel anesthesia medical instruments, in particular to a boosting device for oral local anesthesia and a using method thereof.
Background
Local anesthesia, local anesthesia for short, refers to the application of local anesthetic to a body part in a conscious state of a patient, so that sensory nerves of a certain part of the body are temporarily blocked in function, motor nerve conduction is kept intact or simultaneously blocked to different degrees, and pain in the area disappears. Currently in the field of stomatology, local anesthesia is often required when treating, repairing, reshaping and surgery a patient.
At present, in the oral medical technology, when patients are clinically anesthetized, a disposable syringe is mostly used for injecting liquid medicine, the injection of the anesthetic needs to be slow and uniform, the pain feeling is obvious in the mode, and if the anesthesia effect is not achieved in one-time injection, secondary injection is needed, and continuous injection cannot be achieved; along with technical innovation, anesthesia boosters appear in clinical treatment, the existing anesthesia syringe can keep a booster for propelling the anesthesia at a constant speed, convenience is brought to doctors, meanwhile, the pain of patients is relieved to a certain extent, but most boosters cannot achieve a suck-back function, and due to the fact that blood vessels of the human head are complex, if the anesthesia is directly injected into the blood vessels, general anesthesia of the patients can be caused, and major medical accidents are caused.
Disclosure of Invention
In order to solve the problems, the invention aims to provide a boosting device for oral local anesthesia and a using method thereof, which are used for injecting anesthetic in oral treatment.
In order to achieve the purpose, the invention provides the following technical scheme: the booster mainly comprises a booster body, a booster tube and a working needle head;
an electric motor is fixed in the inner cavity of the booster body, the output end of the electric motor is driven by a threaded rod, the outer wall of the threaded rod is connected with a push rod in a threaded manner,
the booster body also comprises a function key and a main control PCB chip which are used for controlling the operation of the device, the function key controls the starting and the operation of an electric motor, and the electric motor comprises two gears of slow rotation and fast forward rotation;
a 1.8mL lidocaine anesthetic bottle is arranged in the boosting tube;
the working needle head is matched with two needle heads of a standard needle and an indwelling needle.
The master control PCB is arranged in a clamping groove of the booster body and supplies power to the booster body through the induction power supply module;
the main control PCB board also comprises a USB interface, and the USB interface is connected with an external power supply to charge the power supply module.
The slow rotation of the electric motor is used for realizing the suck-back function when the anesthetic is injected; the rapid rotation of the electric motor is used to reposition the threaded rod after the anesthetic has been injected.
The working needle head is inserted into the 1.8mL lidocaine anesthesia bottle through the adhesive sealing block, and when the electric motor rotates, the threaded rod is driven to rotate and move forwards, so that the threaded rod is propped against the adhesive sealing block to push out the anesthetic.
The standard needle head is made of stainless steel, and the indwelling needle head is made of a soft catheter indwelling in tissues and a stainless steel puncture guiding needle core.
The standard needle is used for external gum operation, mostly disposable injection, and the indwelling needle is used for internal gum operation to realize continuous injection.
A use method of a boosting device for local anesthesia of an oral cavity comprises the following steps:
the method comprises the following steps: in the oral cavity anesthesia preparation work, a 1.8mL lidocaine anesthetic bottle is filled in a booster tube, and the booster tube is mounted on the booster body 1 to prepare for starting.
Step two: and (3) pressing the switch key in the function key for more than 1s, starting the device, performing self-checking on the equipment, and if the anesthesia bottle is not sensed, not performing subsequent operation.
Step three: selecting a working needle head, inserting the needle head into a 1.8mL lidocaine anesthesia bottle through a colloidal sealing block, if an indwelling needle is selected, puncturing a catheter and a puncture guide needle core into muscles together during use, withdrawing the puncture guide needle core after the catheter completely enters tissues, and inserting the puncture guide needle core into an injection long tube;
the surgery of gingiva outside the injection of anesthetic is mostly a simple periodontal surgery, and the treatment requirement can be met by injecting 1.8mL of lidocaine through a standard needle; the gum operation is mostly complicated periodontal operation in the anesthetic injection, often needs a lot of injections, and the needle is kept somewhere in this device design adoption, punctures into gum with pipe and puncture guide needle core together, after the pipe all gets into the tissue, withdraws puncture guide needle core, inserts the notes liquid long tube, and the syringe needle can be stayed on the gum for a long time, realizes injecting the function of anesthetic at any time at the operation in-process.
Step four: pressing a suck-back key in the function key, slowly rotating the electric motor to realize the suck-back function, and if blood is observed in the needle tube, indicating that the needle is injected into the blood vessel and needs to be pricked again;
when the disposable syringe is used for injecting the anesthetic clinically, the anesthetic needs to be pulled back slowly, and if blood is observed in the syringe, the needle point is inserted into a blood vessel, and the injection position needs to be searched again. Most of the hemp pushing instruments on the market do not have the function, so that medical hidden danger exists;
the device is used for realizing the suck-back function by programming a slow rotation function in a main control PCB chip for controlling the electric motor and controlling the slow rotation function by long pressing of a starting key in a function key.
Step five: pressing a starting key in the function keys, rotating the electric motor to drive the threaded rod to rotate and move forwards, so that the push rod pushes the adhesive sealing block to push out the anesthetic; during which time the start key is pressed again to halt injection.
Step six: after the treatment is finished, the switch key is pressed for 1s, the system is shut down, and the empty 1.8mL lidocaine anesthetic bottle in the boosting tube is taken out.
Inserting a 1.8mL lidocaine anesthetic bottle into the boosting tube, wherein the pushing speed is 0.1mL/s according to the human body safety matching requirement, the front 1/3 dosage is pushed quickly, the middle 1/3 dosage is medium, and the rear 1/3 dosage is pushed slowly;
the bolus dose V (mL) is related to time t(s): t = 0.3 e0.9v.
In order to ensure the stability in the injection process, the torque strength of the electric motor is adapted to the air bearing capacity of the medicine bottle in the booster; through multiple experiments, the average rotating speed of the electric motor is 500 r/min; the relation between the torque T (N m) of the motor and the air bearing force F (N) satisfies the following conditions: t = 0.086e-0.07/F。
The invention has the beneficial effects that: firstly, the electric anesthesia booster enables the anesthetic to be slowly injected at a constant speed, the process is stable, and the pain of a patient is reduced. Secondly, the electric motor can rotate slowly, so that the suck-back function is realized when the anesthetic is injected; is used for judging whether the working needle is inserted into the blood vessel or not, and avoids medical accidents. Finally, when the indwelling needle is used for anesthesia, the needle can be placed in the oral cavity for a long time, and when the anesthetic injection does not reach the effect, the injection can be continued, so that the indwelling needle is mainly used for back gum injection to perform complex surgical operations.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments of the present application, the drawings needed to be used in the embodiments or exemplary technical descriptions will be briefly described below, and as shown in the drawings, only some embodiments of the present application are shown, and other drawings can be obtained by those skilled in the art without inventive efforts.
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic view of the booster coupled to the working needle;
FIG. 3 is a schematic view of the internal structure of the booster body;
FIG. 4 is a schematic view of a standard needle configuration;
FIG. 5 is a schematic view of the structure of the indwelling needle;
1-booster body, 2-booster tube, 3-working needle head, 11-electric motor, 12-screw rod, 13-push rod, 14-master control PCB chip, 15-function key, 21-gluey sealing block, 31-standard needle, 32-indwelling needle, 321-catheter, 322-guide needle core, 4-1.8mL lidocaine anesthetic bottle.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention will be described in further detail with reference to the accompanying drawings in conjunction with the following detailed description. It should be understood that the description is intended to be exemplary only, and is not intended to limit the scope of the present invention. Moreover, in the following description, descriptions of well-known structures and techniques are omitted so as to not unnecessarily obscure the concepts of the present invention;
in addition, the technical features involved in the different embodiments of the present invention described below may be combined with each other as long as they do not conflict with each other. The invention will be described in more detail below with reference to the accompanying drawings. Like elements in the various figures are denoted by like reference numerals. For purposes of clarity, the various features of the drawings are not necessarily to scale;
the booster device for the oral local anesthesia according to the embodiment of the invention is described below with reference to fig. 1 to 5, and mainly comprises a booster body 1, a booster tube 2 and a working needle 3;
an electric motor 11 is fixed in the inner cavity of the booster body 1, the output end of the electric motor 11 is driven by a threaded rod 12, the outer wall of the threaded rod 12 is connected with a push rod 13 in a threaded manner,
the booster body 1 further comprises a function key 15 and a main control PCB chip 14, wherein the function key 15 controls the electric motor 11 to start and operate, and the electric motor 11 comprises two gears of slow rotation and fast rotation;
a 1.8mL lidocaine anesthetic bottle 4 is arranged in the boosting tube 2;
the working needle head 3 is creatively matched with two needle heads of a standard needle 31 and an indwelling needle 32; if the anesthesia effect is not achieved by one-time injection, the continuous injection is realized without secondary injection, and the continuous injection technology is a blank in the technical field of the existing anesthetic injection.
The main control PCB 14 is arranged in a clamping groove of the booster body 1 and supplies power to the booster body through an induction power supply module;
the main control PCB 14 further includes a USB interface, and an external power source is connected to the USB interface to charge the power module.
The slow rotation of the electric motor 11 is used for realizing the suck-back function when the anesthetic is injected; the rapid rotation of the electric motor 11 is used to reset the threaded rod after the anesthetic has been injected.
The working needle 3 is inserted into the 1.8mL lidocaine anesthetic bottle 4 through the adhesive sealing block 21, and when the electric motor 11 rotates, the threaded rod 12 is driven to rotate and move forwards, so that the threaded rod is propped against the adhesive sealing block 21 to push out the anesthetic.
The standard needle 31 is made of stainless steel, the indwelling needle 32 is made of a soft catheter 321 indwelling in the tissue, and a stainless steel puncture guide needle core 322.
The standard needle 31 is used for external gingival surgery and is mostly injected once, and the remaining needle 32 is used for internal gingival surgery to realize continuous injection.
A use method of a boosting device for local anesthesia of an oral cavity comprises the following steps:
the method comprises the following steps: in the oral cavity anesthesia preparation work, a 1.8mL lidocaine anesthetic bottle 4 is put into the booster tube 2, and the booster tube 2 is attached to the booster body 1 to prepare for starting.
Step two: and after the switch key in the function key 15 is pressed for more than 1s, the device is started, the equipment is self-checked, and if the anesthetic bottle is not sensed, subsequent operation cannot be performed.
Step three: selecting a working needle head 3, inserting the needle head into a 1.8mL lidocaine anesthetic bottle 4 through a glue sealing block 21, if an indwelling needle 32 is selected, puncturing a catheter 321 and a puncture guide needle core 322 into muscles during use, withdrawing the puncture guide needle core 322 after the catheter 321 completely enters tissues, and inserting an injection long tube;
the surgery of gingiva outside the injection of anesthetic is mostly a simple periodontal surgery, and the treatment requirement can be met by injecting 1.8mL of lidocaine through a standard needle; the gum operation is mostly complicated periodontal operation in the anesthetic injection, often need a lot of injections, and this device design adopts and keeps somewhere needle 32, punctures into gum in catheter 321 and puncture guide stylet 322 together, after catheter 321 all gets into the tissue, withdraws puncture guide stylet 322, inserts the notes liquid long tube, and the syringe needle can be stayed on the gum for a long time, realizes injecting the function of anesthetic at any time at the operation in-process. Especially, when the effect is not achieved by one-time injection of the anesthetic, the anesthetic can be continuously injected without multiple injections, thereby being beneficial to the application of back gum injection for complex surgical operation.
Step four: pressing a suck-back key in the function key 15, slowly rotating the electric motor 11 to realize the suck-back function, and if blood is observed in the needle tube, indicating that the needle is injected into the blood vessel and needs to be pricked again;
when the disposable syringe is used for injecting the anesthetic clinically, the anesthetic needs to be pulled back slowly, and if blood is observed in the syringe, the needle point is inserted into a blood vessel, and the injection position needs to be searched again. Most of the hemp pushing instruments on the market do not have the function, so that medical hidden danger exists;
the device is controlled by a starting key in a long-press function key 15 through a slow rotation function programmed in a main control PCB chip 14 for controlling the electric motor 11, and is used for realizing a suck-back function.
Step five: pressing a start key in the function keys 15, rotating the electric motor 11 to drive the threaded rod 12 to rotate and move forward, so that the push rod 13 pushes the adhesive sealing block 21 to push out the anesthetic; during which time the start key is pressed again to halt injection.
Step six: after the treatment is finished, the switch key is pressed for 1s for a long time, the system is shut down, and the 1.8mL lidocaine anesthetic bottle 4 in the boosting tube 2 is taken out and emptied.
A 1.8mL lidocaine anesthetic bottle 4 is inserted into the boosting tube 2, the bolus injection speed is 0.1mL/s, the front 1/3 dose is pushed quickly, the middle 1/3 dose is medium, and the rear 1/3 dose is pushed slowly according to the human body safety matching requirement;
the bolus dose V (mL) is related to time t(s): t = 0.3 e0.9v.
In order to ensure the stability in the injection process, the torque strength of the electric motor 11 is adapted to the air bearing capacity of the medicine bottle in the booster; through multiple experiments, the average rotating speed of the electric motor 11 is 500 r/min; the relation between the torque T (N m) of the motor and the air bearing force F (N) satisfies the following conditions: t = 0.086e-0.07/F。
The above embodiments are merely illustrative of the technical ideas and features of the present invention, and are intended to enable those skilled in the art to understand the contents of the present invention and implement the present invention, and not to limit the scope of the present invention. All equivalent changes and modifications made within the scope of the claims of the present invention should be covered by the claims of the present invention.
Claims (9)
1. A boosting device for oral local anesthesia is characterized by mainly comprising a booster body (1), a boosting pipe (2) and a working needle head (3);
an electric motor (11) is fixed in the inner cavity of the booster body (1), the output end of the electric motor (11) is driven by a threaded rod (12), the outer wall of the threaded rod (12) is connected with a push rod (13) in a threaded manner,
the booster body (1) further comprises a function key (15) and a main control PCB chip (14), wherein the function key (15) controls the electric motor (11) to start and operate, and the electric motor (11) comprises two gears of slow rotation and fast forward rotation;
a 1.8mL lidocaine anesthetic bottle (4) is arranged in the boosting tube (2);
the working needle head (3) is matched with two needle heads of a standard needle (31) and an indwelling needle (32).
2. The booster device for the local anesthesia of the oral cavity according to claim 1, characterized in that the main control PCB board (14) is disposed in a slot of the booster body (1) and is powered by the power supply module;
the main control PCB (14) also comprises a USB interface, and an external power supply is connected to the USB interface to charge the power supply module.
3. The booster for local anesthesia of the oral cavity according to claim 1, wherein the slow revolution of the electric motor (11) is used for the suck-back function at the time of injecting the anesthetic; the rapid rotation of the electric motor (11) is used to reset the threaded rod after the anesthetic has been injected.
4. The auxiliary propelling device for the local anesthesia of the oral cavity of any one of claims 1 to 3, wherein the working needle (3) is inserted into the 1.8mL lidocaine anesthetic bottle (4) through the rubber seal block (21), and when the electric motor (11) rotates, the threaded rod (12) is driven to rotate and move forward, so that the threaded rod pushes against the rubber seal block (21) to propel the anesthetic.
5. The assisting apparatus for local anesthesia of the oral cavity according to claim 1, wherein the standard needle (31) is made of stainless steel, the indwelling needle (32) is made of a soft catheter (321) indwelling in the tissue, and a stainless steel puncture guiding needle core (322).
6. The boosting device for the local anesthesia of the oral cavity as claimed in claim 5, wherein the standard needle (31) is used for the external gingival operation and is mostly a disposable injection, and the remaining needle (32) is used for the internal gingival operation to realize continuous injection.
7. A use method of a boosting device for oral local anesthesia is characterized in that:
the method comprises the following steps: the preparation work of oral cavity anesthesia is carried out, a 1.8mL lidocaine anesthesia bottle (4) is arranged in a booster tube (2), the booster tube (2) is arranged on a booster body (1), and the preparation work is carried out;
step two: the device is started and self-checked after the switch key in the functional key (15) is pressed for more than 1s, and subsequent operation cannot be performed if the anesthetic bottle is not sensed;
step three: selecting a working needle head (3), inserting the needle head into a 1.8mL lidocaine anesthetic bottle (4) through a glue sealing block (21), if an indwelling needle (32) is selected, puncturing a catheter (321) and a puncture guide needle core (322) into muscles during use, withdrawing the puncture guide needle core (322) after the catheter (321) completely enters tissues, and inserting an injection long tube;
step four: pressing a suck-back key in the function key (15), slowly rotating the electric motor (11) to realize the suck-back function, and if blood is observed in the needle tube, indicating that the needle head needs to be pricked again when being injected into the blood vessel;
step five: pressing a start key in the function key (15), rotating the electric motor (11) to drive the threaded rod (12) to rotate and move forward, and pushing the push rod (13) against the adhesive sealing block (21) to push out the anesthetic; during the period, the injection is suspended when the start key is pressed again;
step six: after the treatment is finished, the switch key is pressed for 1s for a long time, the system is shut down, and the 1.8mL lidocaine anesthetic bottle (4) in the boosting tube 2 is taken out and emptied.
8. The use method of the boosting device for the local anesthesia of the oral cavity as claimed in claim 7, wherein:
a 1.8mL lidocaine anesthetic bottle (4) is inserted into the boosting tube (2), the bolus injection speed is 0.1mL/s, the front 1/3 dose is pushed quickly, the middle 1/3 dose is medium, and the rear 1/3 dose is pushed slowly according to the human body safety matching requirement;
the bolus dose V (mL) is related to time t(s): t = 0.3 e0.9v.
9. The use method of the boosting device for the local anesthesia of the oral cavity as claimed in claim 7, wherein:
in order to ensure the stability in the injection process, the torque strength of the electric motor (11) is adapted to the air bearing capacity of the medicine bottle in the booster, and the average rotating speed of the electric motor (11) is 500 r/min; the relation between the torque T (N m) of the motor and the air bearing force F (N) satisfies the following conditions: t = 0.086e-0.07/F。
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN202111251809.8A CN114225196A (en) | 2021-10-27 | 2021-10-27 | Boosting device for oral local anesthesia and using method |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202111251809.8A CN114225196A (en) | 2021-10-27 | 2021-10-27 | Boosting device for oral local anesthesia and using method |
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| CN202111251809.8A Pending CN114225196A (en) | 2021-10-27 | 2021-10-27 | Boosting device for oral local anesthesia and using method |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114712659A (en) * | 2022-04-20 | 2022-07-08 | 常州赛乐医疗技术有限公司 | Hydraulic drive type anesthesia boosting instrument |
| CN115531662A (en) * | 2022-10-08 | 2022-12-30 | 深圳市美迪泰克医药有限公司 | Intelligent electronic booster resetting method based on oral anesthesia injection |
| CN115671481A (en) * | 2022-10-27 | 2023-02-03 | 深圳市美迪泰克医药有限公司 | Electronic booster capable of increasing injection and method thereof |
| CN115671480A (en) * | 2022-10-24 | 2023-02-03 | 深圳市美迪泰克医药有限公司 | Electronic booster for anesthesia injection |
-
2021
- 2021-10-27 CN CN202111251809.8A patent/CN114225196A/en active Pending
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114712659A (en) * | 2022-04-20 | 2022-07-08 | 常州赛乐医疗技术有限公司 | Hydraulic drive type anesthesia boosting instrument |
| CN114712659B (en) * | 2022-04-20 | 2023-03-10 | 常州赛乐医疗技术有限公司 | Hydraulic drive type anesthesia boosting instrument |
| CN115531662A (en) * | 2022-10-08 | 2022-12-30 | 深圳市美迪泰克医药有限公司 | Intelligent electronic booster resetting method based on oral anesthesia injection |
| CN115671480A (en) * | 2022-10-24 | 2023-02-03 | 深圳市美迪泰克医药有限公司 | Electronic booster for anesthesia injection |
| CN115671481A (en) * | 2022-10-27 | 2023-02-03 | 深圳市美迪泰克医药有限公司 | Electronic booster capable of increasing injection and method thereof |
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