WO2014196725A1 - Dispositif d'injection de médicament - Google Patents

Dispositif d'injection de médicament Download PDF

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Publication number
WO2014196725A1
WO2014196725A1 PCT/KR2014/001908 KR2014001908W WO2014196725A1 WO 2014196725 A1 WO2014196725 A1 WO 2014196725A1 KR 2014001908 W KR2014001908 W KR 2014001908W WO 2014196725 A1 WO2014196725 A1 WO 2014196725A1
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WO
WIPO (PCT)
Prior art keywords
injection
unit
speed adjusting
pressure
adjusting unit
Prior art date
Application number
PCT/KR2014/001908
Other languages
English (en)
Korean (ko)
Inventor
박광범
Original Assignee
주식회사 메가젠임플란트
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Publication date
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Publication of WO2014196725A1 publication Critical patent/WO2014196725A1/fr

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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
    • A61M5/00—Devices for bringing media into the body in a subcutaneous, intra-vascular or intramuscular way; Accessories therefor, e.g. filling or cleaning devices, arm-rests
    • A61M5/14—Infusion devices, e.g. infusing by gravity; Blood infusion; Accessories therefor
    • A61M5/142—Pressure infusion, e.g. using pumps
    • A61M5/145—Pressure infusion, e.g. using pumps using pressurised reservoirs, e.g. pressurised by means of pistons
    • 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
    • A61M5/00—Devices for bringing media into the body in a subcutaneous, intra-vascular or intramuscular way; Accessories therefor, e.g. filling or cleaning devices, arm-rests
    • A61M5/48—Devices for bringing media into the body in a subcutaneous, intra-vascular or intramuscular way; Accessories therefor, e.g. filling or cleaning devices, arm-rests having means for varying, regulating, indicating or limiting injection pressure
    • A61M5/482—Varying injection pressure, e.g. by varying speed of injection
    • 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
    • A61M5/00—Devices for bringing media into the body in a subcutaneous, intra-vascular or intramuscular way; Accessories therefor, e.g. filling or cleaning devices, arm-rests
    • A61M5/14—Infusion devices, e.g. infusing by gravity; Blood infusion; Accessories therefor
    • A61M5/142—Pressure infusion, e.g. using pumps
    • A61M5/145—Pressure infusion, e.g. using pumps using pressurised reservoirs, e.g. pressurised by means of pistons
    • A61M5/1452—Pressure infusion, e.g. using pumps using pressurised reservoirs, e.g. pressurised by means of pistons pressurised by means of pistons
    • A61M5/14546—Front-loading type injectors
    • 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
    • A61M5/00—Devices for bringing media into the body in a subcutaneous, intra-vascular or intramuscular way; Accessories therefor, e.g. filling or cleaning devices, arm-rests
    • A61M5/14—Infusion devices, e.g. infusing by gravity; Blood infusion; Accessories therefor
    • A61M5/142—Pressure infusion, e.g. using pumps
    • A61M5/145—Pressure infusion, e.g. using pumps using pressurised reservoirs, e.g. pressurised by means of pistons
    • A61M5/1452—Pressure infusion, e.g. using pumps using pressurised reservoirs, e.g. pressurised by means of pistons pressurised by means of pistons
    • A61M5/14566—Pressure infusion, e.g. using pumps using pressurised reservoirs, e.g. pressurised by means of pistons pressurised by means of pistons with a replaceable reservoir for receiving a piston rod of the pump
    • 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
    • A61M5/00—Devices for bringing media into the body in a subcutaneous, intra-vascular or intramuscular way; Accessories therefor, e.g. filling or cleaning devices, arm-rests
    • A61M5/14—Infusion devices, e.g. infusing by gravity; Blood infusion; Accessories therefor
    • A61M5/168—Means for controlling media flow to the body or for metering media to the body, e.g. drip meters, counters ; Monitoring media flow to the body
    • 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
    • A61M5/00—Devices for bringing media into the body in a subcutaneous, intra-vascular or intramuscular way; Accessories therefor, e.g. filling or cleaning devices, arm-rests
    • A61M5/14—Infusion devices, e.g. infusing by gravity; Blood infusion; Accessories therefor
    • A61M5/142—Pressure infusion, e.g. using pumps
    • A61M5/145—Pressure infusion, e.g. using pumps using pressurised reservoirs, e.g. pressurised by means of pistons
    • A61M5/1452—Pressure infusion, e.g. using pumps using pressurised reservoirs, e.g. pressurised by means of pistons pressurised by means of pistons
    • A61M5/14546—Front-loading type injectors
    • A61M2005/14553—Front-loading type injectors comprising a pressure jacket
    • 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
    • A61M2205/00—General characteristics of the apparatus
    • A61M2205/35—Communication
    • A61M2205/3546—Range
    • A61M2205/3561—Range local, e.g. within room or hospital
    • 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
    • A61M2205/00—General characteristics of the apparatus
    • A61M2205/35—Communication
    • A61M2205/3546—Range
    • A61M2205/3569—Range sublocal, e.g. between console and disposable
    • 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
    • A61M2205/00—General characteristics of the apparatus
    • A61M2205/35—Communication
    • A61M2205/3576—Communication with non implanted data transmission devices, e.g. using external transmitter or receiver
    • A61M2205/3592—Communication with non implanted data transmission devices, e.g. using external transmitter or receiver using telemetric means, e.g. radio or optical transmission

Definitions

  • the present invention relates to a drug injection device, and more particularly, to a drug injection device capable of injecting an injection solution into a patient's body without causing pain to the operator by controlling the injection rate of the injection solution injected into the body of the patient. will be.
  • Implants are originally meant to be a substitute for recovery when tissue is lost, but dentists refer to a series of procedures for implanting artificial teeth.
  • the implant is implanted in the alveolar bone after the tooth is implanted with a fixture made of titanium, etc., which is not rejected by the human body to replace the missing root (root). It is a procedure to restore the function of the teeth.
  • Implant procedures vary depending on the type of fixture, but a predetermined drill is used to drill the placement position, then the fixture is implanted into the alveolar bone and bone fused to the bone, and then the abutment is joined to the fixture. This is usually done by putting the final prosthesis on.
  • the surrounding teeth and bones are damaged over time, but the implants do not damage the surrounding dental tissues, and they have the advantage that they can be used semi-permanently because they have the same function or shape as natural teeth and do not cause tooth decay.
  • Implant procedures also improve the function of dentures, improve the aesthetics of dental prosthetic restorations, as well as single stress repairs, as well as excessive stress on surrounding supportive bone tissue. In addition to dispersing, it helps stabilize the dentition.
  • the implant procedure causes a lot of pain to the subject by performing a gum incision, drilling by the drill during the procedure. Therefore, local anesthesia for the site is essential in the implant procedure.
  • Such local anesthesia is usually performed by injecting anesthesia into the procedure by pressurizing the anesthetic with a syringe. At this time, if the injection rate of the anesthetic liquid is high, that is, the pressure of the anesthetic liquid is high, excessive pressure is generated at the injection portion of the anesthetic liquid, and thus the subject feels pain.
  • infusion of anesthesia should be made as slow as possible.
  • slowing the infusion rate of anesthesia increases the infusion time of anesthesia, which in turn increases the time the operator is holding the syringe.
  • the problem to be solved by the present invention is to provide a drug injection device that does not need to directly press the injection for the injection of the injection, such as anesthesia solution, the operator can control the injection of the injection quickly and simply.
  • the injection unit for injecting the injection solution to the subject;
  • An injection speed adjusting unit connected to the injection unit to pressurize the injection liquid and to selectively control the injection pressure of the injection liquid to control the injection speed of the injection liquid injected into the body of the subject;
  • a pressure control unit coupled to the infusion unit and connected to the infusion rate control unit by wire or wirelessly to control the pressure of the injection liquid.
  • the pressure control unit for transmitting a control signal for controlling the pressure of the injection liquid to the injection speed adjusting unit; And a panel bracket coupled to the injection unit and supporting the control panel.
  • the control panel unit the panel body portion; And a pressurization on / off part provided on the panel body part to turn on / off pressurization of the injection liquid.
  • the control panel unit may further include a pressing speed adjusting unit provided in the panel body and continuously changing the pressing speed of the injection liquid.
  • the injection unit may be detachably coupled to the injection speed control unit, an ampule accommodating unit for receiving an ampoule connected to the injection speed control unit and having a piston for pressurizing the injection liquid therein; A tube connected to the ampoule receiving portion; A needle holder connected to the tube; And it may include a needle for injection in the body coupled to the needle holder.
  • the ampule accommodating part includes: an accommodating part body accommodating the ampoule; And an ample needle coupled to the receiving body and communicating with the tube.
  • the injection speed control unit the case is formed with the insertion groove is inserted into the distal end of the injection unit;
  • a pressurizing plunger which protrudes outward through a first through hole communicating with the insertion groove to pressurize the injection liquid;
  • a pressure plunger drive module accommodated in the case and driving the pressure plunger; And it may include a control unit for controlling the pressure plunger drive module to vary the pressing speed of the pressure plunger.
  • the injection speed adjusting unit may further include an injection unit coupling part detachably coupled to the insertion groove and forming a locking groove into which a locking protrusion provided in the injection unit is fitted together with a bottom surface of the insertion groove.
  • the pressure plunger drive module may include a drive motor; A drive pulley connected to the rotation shaft of the drive motor; A driven pulley receiving the rotational force of the driving pulley; A power transmission member connecting the driving pulley and the driven pulley; A rotary nut coupled to the driven pulley and rotated by the driven pulley and engaged with an outer circumferential surface of the pressure plunger; And a plunger guide member having a guide groove into which guide ribs protruding from an outer circumferential surface of the pressing plunger are inserted.
  • the injection speed adjusting unit may further include a waterproof body inserted into the first through hole to shield the first through hole and having a second through hole formed in the outer circumferential surface of the pressure plunger.
  • One side wall of the case may be provided with a cradle coupling groove to which the cradle is coupled.
  • the injection speed adjusting unit may further include a connection jack connected to the signal line of the pressure control unit.
  • the injection speed adjusting unit may further include a wireless antenna for receiving a radio signal of the pressure control unit.
  • the injection speed adjusting unit may be further included in the case, the power supply unit for supplying power to the drive motor.
  • the injection speed control unit pressurizes the injection liquid to press the injection liquid into the body of the subject
  • the pressure control unit for controlling the pressure of the injection is coupled to the injection unit, the operator directly injects the injection liquid for injection There is no need to pressurize, and the operator can quickly and easily control the injection of the injection.
  • FIG. 1 is a perspective view showing a drug injection device according to a first embodiment of the present invention.
  • FIG. 2 is a perspective view of FIG. 1 viewed from another direction.
  • FIG. 3 is a perspective view of the injection unit is coupled to the pressure control unit of FIG.
  • FIG. 4 is a view showing the pressure control unit of FIG.
  • FIG. 5 is a view showing the injection unit of FIG.
  • FIG. 6 is a view showing the inside of the injection unit of FIG.
  • FIG. 7 is a perspective view of the injection speed adjusting unit of FIG.
  • FIG. 8 is an exploded perspective view showing the inside of the injection speed adjusting unit of FIG.
  • FIG. 9 is a cross-sectional view of FIG. 8.
  • FIG. 10 is an exploded perspective view of the injection unit coupling portion of FIG.
  • FIG. 11 is an enlarged view of the injection unit coupling part of FIG. 7.
  • FIG. 12 is a view showing a pressure control unit according to a second embodiment of the present invention.
  • FIG. 1 is a perspective view showing a drug injection device according to a first embodiment of the present invention
  • Figure 2 is a perspective view of Figure 1 viewed from another direction
  • Figure 3 is an injection unit coupled to the pressure control unit of Figure 1 is shown 4 is a view showing the pressure control unit of Figure 3
  • Figure 5 is a view showing the injection unit of Figure 1
  • Figure 6 is a view showing the interior of the injection unit of Figure 5
  • Figure 7 is a perspective view of the injection speed adjusting unit of Figure 1
  • Figure 8 is an exploded perspective view showing the inside of the injection speed adjusting unit of Figure 7
  • Figure 9 is a cross-sectional view of Figure 8
  • Figure 10 7 is an exploded perspective view of the injection unit coupling unit of FIG. 7, and
  • FIG. 11 is an enlarged view of the injection unit coupling unit of FIG. 7.
  • the drug injection device As shown in Figure 1 to 11, the drug injection device according to an embodiment of the present invention, the injection unit 110 for injecting the injection (J) to the patient, and the injection unit 110 is connected to the injection (J) The injection rate control unit 120 and the injection unit 110 to adjust the injection speed of the injection solution J injected into the body of the subject by selectively adjusting the pressing speed of the injection liquid J). And, it is connected to the infusion rate adjusting unit 120 by a wire and includes a pressure control unit 130 for controlling the pressure of the injection (J).
  • Injection liquid J of the present embodiment means various drugs injected into the body of the subject, such as anesthetic liquid.
  • the ampoule (M) is an ampoule body (M1) in the form of a pipe that is open at both ends, a sealing cap (M2) for sealing one opening of the ampoule body (M1), and the other opening of the ampoule body (M1) sealing the ampoule body And a piston M3 movable along the inner wall of M1.
  • the piston M3 is connected to the injection speed adjusting unit 120 to pressurize the injection liquid J accommodated in the ampoule M by the operation of the injection speed adjusting unit 120.
  • the injection speed adjusting unit 120 pressurizes the piston M3 through the movement of the pressurizing plunger 122, and the pressurizing plunger 122 will be described later for convenience of description.
  • the injection unit 110 injects the injection (J) to the subject.
  • the injection unit 110 is detachably coupled to the injection speed adjusting unit 120 and connected to the injection speed adjusting unit 120 to receive an ampoule (M) and an ampule accommodating part 111 and an ampule accommodating part ( A tube 112 connected to the 111, a needle holder 113 connected to the tube 112, and an intra-body injection needle 114 coupled to the needle holder 113 are included.
  • the ampoule receiving portion 111 is detachably coupled to the injection speed adjusting unit 120 and is connected to the injection speed adjusting unit 120 to receive the ampoule M.
  • the ampoule accommodating part 111 includes an accommodating part main body 115 in which the ampoule M is accommodated, and an ampule needle 116 coupled to the accommodating part main body 115 and communicating with the tube 112.
  • the accommodating part main body 115 is hollow inside, and the distal end thereof is opened to allow the ampoule M to enter and exit the inside. Also, as shown in FIG. 5, the accommodation unit body 115 includes a locking protrusion 117 protruding from an outer wall of the distal end region of the accommodation unit body 115.
  • the accommodation unit body 115 is coupled to the injection speed adjusting unit 120 by the locking protrusion 117.
  • a coupling structure of the accommodation unit body 115 and the injection speed adjusting unit 120 will be described later. do.
  • the ampoule needle 116 is coupled to the upper wall of the receiving body main body 115 and communicates with the tube 112.
  • the ampoule needle 116 communicates with the inside of the ampoule M through the sealing cap M2 of the ampoule M when the ampoule M is accommodated in the accommodating body main body 115.
  • the tube 112 is connected to the ampule accommodating portion 111 and communicates with the ampoule needle 116.
  • the needle holder 113 is also connected to the tube 112 and is in communication with the tube 112, so that the injection liquid J inside the ampoule M is passed through the tube 112 via the tube 112. Flows to 113.
  • the injection needle 114 for the body is coupled to the needle holder 113 and communicated with the needle holder 113. Therefore, the injection liquid J flowed into the needle holder 113 is injected into the subject through the body injection needle 114.
  • the injection unit 110 further includes a rod-shaped handle portion 118 connected to the needle holder 113.
  • the handle 118 allows the operator to easily grip the injection unit 110 to provide convenience of operation.
  • the pressure control unit 130 is coupled to the injection unit 110 and is connected to the injection speed adjusting unit 120 via a signal line 135 to control the pressure of the injection liquid J.
  • the pressure control unit 130 is coupled to the control panel unit 131 and the injection unit 110 to transmit a control signal for controlling the pressurization of the injection liquid (J) to the injection speed adjusting unit 120, the control panel unit And a panel bracket 132 supporting 131.
  • the panel bracket 132 is coupled to the handle portion 118, but the scope of the present invention is not limited thereto and may be coupled to the needle holder 113.
  • the control panel unit 131 transmits a control signal for controlling the pressurization of the injection liquid J to the injection speed adjusting unit 120.
  • the control panel 131 is provided in the panel body 133 and the panel body 133, and the pressure on / off portion 134 for turning on / off the pressure of the injection liquid J. ).
  • the pressurized on / off part 134 is provided in the form of a button, and the injection and injection stop of the injection liquid J are controlled by the operation of the pressurized on / off part 134. That is, when the operator presses the pressurization on / off unit 134 with a finger, the control panel unit 131 transmits a pressurization start signal for starting the pressurization of the injection liquid J to the injection speed adjusting unit 120 and the injection liquid J. When the operator presses the pressurization on / off unit 134 again during the injection process, the control panel unit 131 transmits the pressurization stop signal for stopping the pressurization of the injection liquid J to the injection speed adjusting unit 120.
  • the pressure control unit 130 for controlling the pressure of the injection liquid J is coupled to the injection unit 110, so that the operator can stop the injection and injection of the injection liquid J quickly and easily. Can be controlled.
  • control panel unit 131 further includes a pressurization speed adjusting unit 136 that is provided in the panel body unit 133 and continuously varies the pressurization speed of the injection liquid J.
  • the pressurization speed adjusting unit 136 continuously varies the pressurization speed of the injection liquid J, so that the operator can quickly and easily cope with a change in the injection rate of the injection liquid J generated during the procedure.
  • the drug injection device is coupled to the injection unit 110, which is detachably coupled to the injection speed control unit 120, the pressure control unit 130, the operator is a heavy gun type as in the prior art It is easy to handle because it is not used, and the operator can perform the injection and the discontinuation of the injection (J) quickly and stably compared to the pedal type that controls the injection of the drug by the pedal.
  • the injection speed adjusting unit 120 is connected to the injection unit 110 to pressurize the injection liquid J, and selectively adjusts the speed at which the injection liquid J is pressurized to be injected into the body of the operator. Adjust the infusion rate.
  • Selection of the injection speed of the injection liquid J by the injection speed adjusting unit 120 is made by the operator. That is, the operator selects the injection speed of the predetermined injection liquid J by operating the injection speed adjusting unit 120 before the procedure, and then stops injection and injection injection of the injection liquid J through the pressurized on / off unit 134 described above. It may be determined, and the injection speed of the injection liquid J may be varied through the pressurization speed adjusting unit 136.
  • the injection speed adjusting unit 120 includes a case 121 in which an insertion groove H into which the distal end of the injection unit 110 is inserted is formed, and a first through hole L1 communicating with the insertion groove H.
  • an insertion groove H into which the distal end of the receiving body main body 115 is inserted, and a first through hole L1 communicating with the insertion groove H and protruding from the pressure plunger 122 to the outside are provided. Is formed.
  • the first through hole L1 is provided on the bottom surface of the insertion groove H, and is formed in a larger cross-sectional area than the pressure plunger 122.
  • the pressurizing plunger 122 penetrates through the first through hole L1 and protrudes to the outside, and an upper end portion thereof is connected to the piston M3 of the ampoule M accommodated in the accommodating part main body 115.
  • the pressure plunger 122 is raised and lowered by the operation of the pressure plunger drive module 123.
  • the pressurizing plunger 122 contains the guide rib R which protrudes in the outer peripheral surface, and the thread (not shown) provided in the outer peripheral surface.
  • the pressure plunger drive module 123 is accommodated in the case 121 and drives the pressure plunger 122.
  • the pressurized plunger drive module 123 includes a drive motor 124, a drive pulley 125 connected to a rotation shaft of the drive motor 124, and a driven pulley 126 that receives the rotational force of the drive pulley 125. , Coupled to the driven pulley 126, the power transmission member 127 connecting the driving pulley 125 and the driven pulley 126, rotated by the driven pulley 126, to the nissin to the pressure plunger 122. And a plunger guide member 129 in which a rotating nut (not shown) to be engaged and a guide hole Y into which the guide rib R of the pressure plunger 122 is inserted are formed.
  • the driving pulley 125 and the driven pulley 126 are made of a timing pulley provided with gear teeth on the outer circumferential surface, and the power transmission member 127 is a timing engaged with the driving pulley 125 and the driven pulley 126. It consists of a belt.
  • a rotating nut (not shown) is coupled to the driven pulley 126 and rotated by the driven pulley 126, and is engaged to the outer circumferential surface of the pressure plunger 122.
  • the plunger guide member 129 is coupled to the inner wall of the case 121 and has a guide hole Y into which the guide rib R of the pressure plunger 122 is inserted.
  • the rotational force of the drive motor 124 is transmitted to the driven pulley 126 through the power transmission member 127, the driven pulley 126 Rotating nut (not shown) is rotated with the rotation.
  • the pressing plunger 122 engaged with the rotating nut (not shown) has the guide rib R inserted into the guide hole Y, the pressing plunger 122 does not rotate even when the rotating nut (not shown) is rotated. Guided by the guide hole (Y) to move straight up and down.
  • the controller controls the drive motor 124 to vary the rotational speed of the drive pulley 125 to vary the rising speed of the pressure plunger 122.
  • the control unit is provided in the PCB (P) accommodated in the case 121.
  • the injection speed adjusting unit 120 further includes a control unit 150 coupled to the case 121 and connected to the control unit.
  • the control unit 150 is exposed to the outside of the case 121, and allows the operator to preset the pressing speed (for example, the pressing speed of four different stages) of the pressing plunger 122.
  • control unit 150 is provided with a button for controlling the pressurization and pressurization stop of the pressure plunger 122, the operator injects the injection liquid (J) through the injection speed control unit 120 separately from the pressure control unit 130 And discontinuation of injection.
  • the injection speed adjusting unit 120 is detachably coupled to the insertion groove (H), the locking groove (144) is fitted into the locking projection 117 provided in the injection unit 110 with the bottom surface of the insertion groove (H) ( It further comprises an injection unit coupling unit 160 to form K).
  • the injection unit coupling part 160 is provided with a passage hole 161 through which the distal end of the receiving body main body 115 and the locking protrusion 117 pass and communicate with the locking groove K. Therefore, the locking protrusion 117 passing through the passage hole 161 is inserted into the locking groove (K). Accordingly, when the distal end rotates the accommodating part main body 115 passing through the passage hole 161, the locking protrusion 117 is inserted into the locking groove K so that the injection unit 110 is coupled to the injection speed adjusting unit 120. .
  • the injection unit coupling part 160 is screwed to the case 121.
  • the injection speed adjusting unit 120 further comprises a screw hole shield 170 for shielding the screw hole 162 of the injection unit coupling unit 160.
  • the injection speed adjusting unit 120 is fitted into the first through hole (L1) to shield the first through hole (L1), the second through hole (L2) is formed on the outer peripheral surface of the pressure plunger 122 is formed It further comprises a waterproof body 180.
  • the waterproof body 180 seals the inside of the case 121, thereby preventing liquid from entering the inside of the case 121 when the insertion groove H is cleaned.
  • one side wall of the case 121 is provided with a cradle coupling groove 190 to which a cradle (not shown) is coupled.
  • the cradle is coupled to the cradle coupling groove 190 so that the injection speed adjusting unit 120 may be disposed at a location where the injection operation is easy, such as a dental chair on which the operator sits.
  • the injection speed adjusting unit 120 further includes a connection jack N connected to the signal line 135 of the pressure control unit 130.
  • the injection speed adjusting unit 120 further includes a power supply unit (not shown) that is accommodated in the case 121 and supplies power to the driving motor 124. (power supply unit cover U)
  • the operator determines the injection rate of the injection solution J that the subject does not feel pain when injecting the injection solution (J) to the patient, and then operates the control unit 150 to set the pressing speed of the pressure plunger 122.
  • the injection needle 114 is inserted into the body for the injection of the injection (J).
  • the operator controls the pressurization of the injection liquid J through the pressure control unit 130 connected to the control unit of the injection speed adjusting unit 120.
  • control panel unit 131 transmits a control signal for pressing the pressure plunger 122 to the injection speed adjusting unit 120 by the operation of the pressure on / off unit 134.
  • the pressurizing plunger 122 pressurizes the piston M3, and the injection liquid J inside the ampoule M is injected into the body of the subject by the movement of the piston M3.
  • the operator can stop the injection of the injection (J) through the operation of the pressure on / off unit 134 according to the change in the state.
  • the operator can operate the pressure rate adjusting unit 136 to adjust the injection speed of the injection (J). That is, the control panel 131 transmits a control signal for varying the pressing speed of the pressing plunger 122 to the injection speed adjusting unit 120 by the operation of the pressing speed adjusting unit 136. According to such a control signal, the rising speed of the pressurizing plunger 122 is variable, and the injection speed of the injection liquid J is variable according to the variable rising speed.
  • the injection speed control unit 120 presses the injection liquid J to press the injection liquid J into the body of the subject and controls the pressure of the injection liquid J. Since the unit 130 is coupled to the injection unit 110, the operator does not need to pressurize the injection liquid J directly for the injection of the injection liquid J, and the operator can control the injection of the injection liquid J quickly and easily. have.
  • FIG. 12 is a view showing a pressure control unit according to a second embodiment of the present invention.
  • Control panel 231, panel bracket 232, panel body 233, pressure on / off portion 234) is a view showing a pressure control unit according to a second embodiment of the present invention.
  • the pressure control unit 230 is wirelessly connected to the injection speed adjusting unit (not shown) to control the pressure of the injection liquid (not shown).
  • the pressure control unit 230 of the present embodiment includes a wireless transmission antenna (not shown), and the injection speed adjusting unit (not shown) includes a wireless receiving antenna (not shown).
  • the drug injecting device is wirelessly connected to the infusion rate adjusting unit (not shown), thus eliminating the need for a wired signal line (not shown) so as not to cause interference with the signal line (not shown) during the procedure. Doing so can provide convenience to the operator.
  • the invention can be used in the field of dental implants.

Landscapes

  • Health & Medical Sciences (AREA)
  • Vascular Medicine (AREA)
  • Engineering & Computer Science (AREA)
  • Anesthesiology (AREA)
  • Biomedical Technology (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Hematology (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Infusion, Injection, And Reservoir Apparatuses (AREA)

Abstract

La présente invention concerne un dispositif d'injection de médicament. Le dispositif d'injection de médicament conformément à la présente invention comprend : une unité d'injection permettant d'injecter une solution injectable à un patient ; une unité de commande de la vitesse d'injection, connectée à l'unité d'injection, permettant de mettre sous pression la solution injectable et de commander sélectivement la vitesse de mise sous pression de la solution injectable ce qui permet de commander la vitesse d'injection de la solution injectable qui doit être injectée à l'intérieur du corps du patient ; et une unité de commande de la mise sous pression qui est couplée à l'unité d'injection et qui est connectée à l'unité de commande de la vitesse d'injection par connexion filaire ou sans fil de manière à commander la mise sous pression de la solution injectable.
PCT/KR2014/001908 2013-06-03 2014-03-07 Dispositif d'injection de médicament WO2014196725A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
KR20130063680A KR20140142084A (ko) 2013-06-03 2013-06-03 약물 주입 장치
KR10-2013-0063680 2013-06-03

Publications (1)

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WO2014196725A1 true WO2014196725A1 (fr) 2014-12-11

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KR (1) KR20140142084A (fr)
TW (1) TWI597085B (fr)
WO (1) WO2014196725A1 (fr)

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CN106902421A (zh) * 2017-01-17 2017-06-30 燕山大学 一种个人化麻醉闭环控制系统

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KR101648056B1 (ko) * 2015-06-01 2016-08-18 고대철 자동약액주입장치
KR101888352B1 (ko) * 2017-10-03 2018-08-14 김준태 주사액 자동 주입장치
KR102055279B1 (ko) * 2017-11-24 2019-12-12 에이치로보틱스 주식회사 디지털 마취액 주입 장치
KR102344093B1 (ko) * 2019-10-31 2021-12-29 주식회사 메가젠임플란트 약물 주입 장치

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JP2002045421A (ja) * 2000-07-31 2002-02-12 Dentoronikusu:Kk ハンドピース型注射装置
KR200338047Y1 (ko) * 2003-10-10 2004-01-13 박찬영 다기능 링거 수액 조절기
US20070250010A1 (en) * 2003-09-18 2007-10-25 Hohlfelder Ingrid E Fluid material dispensing syringe

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JP2002045421A (ja) * 2000-07-31 2002-02-12 Dentoronikusu:Kk ハンドピース型注射装置
US20070250010A1 (en) * 2003-09-18 2007-10-25 Hohlfelder Ingrid E Fluid material dispensing syringe
KR200338047Y1 (ko) * 2003-10-10 2004-01-13 박찬영 다기능 링거 수액 조절기

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106902421A (zh) * 2017-01-17 2017-06-30 燕山大学 一种个人化麻醉闭环控制系统

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TWI597085B (zh) 2017-09-01
TW201446296A (zh) 2014-12-16
KR20140142084A (ko) 2014-12-11

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