WO2000066277A1 - Dispositif pulverisateur de liquide - Google Patents
Dispositif pulverisateur de liquide Download PDFInfo
- Publication number
- WO2000066277A1 WO2000066277A1 PCT/JP2000/002837 JP0002837W WO0066277A1 WO 2000066277 A1 WO2000066277 A1 WO 2000066277A1 JP 0002837 W JP0002837 W JP 0002837W WO 0066277 A1 WO0066277 A1 WO 0066277A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- liquid
- liquid supply
- spray
- mentioned
- horn
- Prior art date
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
- B05B17/00—Apparatus for spraying or atomising liquids or other fluent materials, not covered by the preceding groups
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
- B05B17/00—Apparatus for spraying or atomising liquids or other fluent materials, not covered by the preceding groups
- B05B17/04—Apparatus for spraying or atomising liquids or other fluent materials, not covered by the preceding groups operating with special methods
- B05B17/06—Apparatus for spraying or atomising liquids or other fluent materials, not covered by the preceding groups operating with special methods using ultrasonic or other kinds of vibrations
- B05B17/0607—Apparatus for spraying or atomising liquids or other fluent materials, not covered by the preceding groups operating with special methods using ultrasonic or other kinds of vibrations generated by electrical means, e.g. piezoelectric transducers
- B05B17/0623—Apparatus for spraying or atomising liquids or other fluent materials, not covered by the preceding groups operating with special methods using ultrasonic or other kinds of vibrations generated by electrical means, e.g. piezoelectric transducers coupled with a vibrating horn
- B05B17/063—Apparatus for spraying or atomising liquids or other fluent materials, not covered by the preceding groups operating with special methods using ultrasonic or other kinds of vibrations generated by electrical means, e.g. piezoelectric transducers coupled with a vibrating horn having an internal channel for supplying the liquid or other fluent material
-
- 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
- A61M11/00—Sprayers or atomisers specially adapted for therapeutic purposes
- A61M11/005—Sprayers or atomisers specially adapted for therapeutic purposes using ultrasonics
-
- 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
- A61M15/00—Inhalators
- A61M15/0028—Inhalators using prepacked dosages, one for each application, e.g. capsules to be perforated or broken-up
- A61M15/003—Inhalators using prepacked dosages, one for each application, e.g. capsules to be perforated or broken-up using capsules, e.g. to be perforated or broken-up
-
- 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
- A61M15/00—Inhalators
- A61M15/0085—Inhalators using ultrasonics
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
- B05B17/00—Apparatus for spraying or atomising liquids or other fluent materials, not covered by the preceding groups
- B05B17/04—Apparatus for spraying or atomising liquids or other fluent materials, not covered by the preceding groups operating with special methods
- B05B17/06—Apparatus for spraying or atomising liquids or other fluent materials, not covered by the preceding groups operating with special methods using ultrasonic or other kinds of vibrations
- B05B17/0607—Apparatus for spraying or atomising liquids or other fluent materials, not covered by the preceding groups operating with special methods using ultrasonic or other kinds of vibrations generated by electrical means, e.g. piezoelectric transducers
- B05B17/0623—Apparatus for spraying or atomising liquids or other fluent materials, not covered by the preceding groups operating with special methods using ultrasonic or other kinds of vibrations generated by electrical means, e.g. piezoelectric transducers coupled with a vibrating horn
-
- 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
- A61M15/00—Inhalators
- A61M15/08—Inhaling devices inserted into the nose
Definitions
- the present invention also provides a liquid bottle suitable for the above-described liquid supply mechanism (device).
- the invention also provides a mechanism (device) that allows the supplied liquid to be sprayed without leaving as much of the liquid as possible.
- the invention further provides a liquid spray device having the above characteristics.
- this invention provides a liquid spray device suitable for mobile use.
- a liquid supply system capable of supplying a fixed amount of liquid at all times according to the invention of the present invention is provided with a liquid bottle having a piston which is internally moved and has a piston.
- a cylindrical housing that can be mounted on the first stroke (more than the first specified stroke) by being pressed (by manual operation)
- the push-in operation member moves upward and returns to its original position (when the push-in force by manual operation is removed).
- a constant-angle rotation mechanism that converts the movement of one or more of the first stops of the indentation operation member into a forward rotation with a predetermined angle. It is held in rotation by screwing it into the cylindrical housing, and the specified angular direction is determined by the above-mentioned angular rotation mechanism.
- a liquid bottle contains a chemical bottle and a chemical sample. Generally, a hole (micropore) is formed at the front end of the liquid bottle, and a valve is provided in response to the hole.
- the first stroke is longer than the second stroke.
- the operation of the user is simple.
- a stud is provided to regulate the amount of movement of the indentation operating member.
- the operation of the user is simplified, and a part protruding outward is provided at the front end of the screw, and this part is provided. Is formed to have a rounded tip. The rotation of the screw does not adversely affect the bistro.
- the above-mentioned screw mechanism is engaged with the above-mentioned fixed-angle rotation mechanism, and the above-mentioned screw is rotated by sending and rotating the above-mentioned fixed-angle rotation mechanism.
- a return mechanism to be inserted will be further installed.
- the dispensing mechanism has a liquid port having an internal moving piston inside.
- a tubular housing that can be mounted on one end of the turret, an operating member that moves by manual operation and returns to the original position, and an operating member described above.
- the constant angle rotation mechanism that converts the movement of the shaft into a positive angle rotation of the specified angle, and by screwing into the cylindrical nozzle. It is held in its own rotation, and when it is rotated by the above-mentioned fixed angle rotation mechanism to the predetermined angle and in the forward direction, the stroke proceeds. It consists of a screw thread that is arranged to exit and press the piston of the liquid bottle described above.
- the liquid bottle according to the present invention which is suitable for the above-described liquid supply mechanism, has a micropore formed at the front end, an opening at the rear end, and a moving inner part.
- the existing piston is arranged, and the above-mentioned piston is pushed in.
- the liquid supply mechanism is mounted on the liquid supply system, and the above-mentioned piston is pushed in to withstand the pushing force.
- a hook is provided. Pull The hook is a stopper to prevent the pushing force of the piston, and it may be a concave part, a convex part, or a non-slip part.
- a hard receiving member capable of receiving the pushing force from the above-mentioned liquid supply mechanism is used. It is preferable to install it in a stone.
- the fogging mechanism according to the present invention which has been improved so that the supplied liquid can be sprayed with as little or no residue as possible, has a small number of ultrasonic oscillators.
- a liquid supply hole is formed in the wall of the spray chamber, at least part of which is provided inside, and a liquid supply pipe is provided from the liquid supply hole toward the inside of the spray chamber.
- the leading end of the liquid supply pipe reaches the vicinity of the ultrasonic oscillator, and is formed at a part of the liquid supply hole or the liquid supply pipe.
- the liquid supply pipe is formed into a protruding portion formed integrally with the wall of the spray chamber so as to protrude into the interior of the spray chamber.
- a hole communicating with the above-mentioned liquid supply hole may be used.
- the liquid buffer is formed at the leading end of a liquid port formed with microscopic holes for supplying the liquid into the spray chamber through the liquid supply hole. It may be the gap between the outer surface of the wall of the fog chamber and the liquid formed in the middle of the liquid supply mosquito L or the liquid supply pipe and opened to the atmosphere. It can be a reservoir.
- liquid is atomized because the liquid is supplied to the vicinity of the ultrasonic oscillator through the liquid supply pipe. Liquid in the middle Since there is a buffer, liquid is also stored in this part, and it is sucked in with the progress of atomization. Liquids that are not supplied in the vicinity of the supersonic wave oscillator will also be sprayed.
- the supersonic wave oscillator in one embodiment, includes a horn and a mesh plate mounted on the upper end face of the horn.
- the fogging mechanism having the above characteristics according to the present invention can also be expressed as follows.
- the fogging mechanism is composed of a fog casing having a cylindrical fog chamber with a hole on the lower surface, and a fog casing described above.
- the mesh plate, the press plate that urges the above-mentioned mesh plate in the direction of contacting the upper end surface of the horn, and the wall of the above-mentioned spray chamber are removed.
- a liquid supply pipe that penetrates through the horn and is guided to the vicinity of the upper end of the horn; And a receiving plate in which a hole with an inner diameter that keeps a gap is formed. If the supply of liquid is low, a saucer is not always necessary
- the ultrasonic oscillator is made to vibrate more strongly in a short time as described above, the one-layer effect is enhanced.
- the mist control device is capable of reducing the mist of the liquid supplied to the ultrasonic transducer.
- a means for detecting the end point (including counting the time from the start of spraying) and the end of liquid spraying In response to the detection of the point at which the vibration was detected, the drive of the oscillator was stopped for a while, and after a short time after the stop, a short time was passed.
- a first control means for controlling the ultrasonic oscillator to drive the ultrasonic oscillator in a pulsed manner once or intermittently a plurality of times is provided. Eh ,
- the spray control device is configured to apply the liquid to the supersonic wave oscillator in a state where the ultrasonic oscillator is weakly vibrated.
- a means for detecting supply (which may be a response to a manually operated switch), and in response to supply and detection of liquids, the ultrasonic wave.
- a second control means is further provided for controlling the vibrator to be driven with a regular strength for spraying the liquid. ing .
- the first control means drives the supersonic wave oscillator more strongly than the drive by the second control means. It is what you control.
- the supersonic oscillator is controlled to vibrate weakly in response to the power switch being turned on.
- a third control means is additionally provided.
- a supersonic wave oscillator can be used as the second control means by a regular switch capable of spraying liquid. You may be driven by strength.
- the liquid spray device is such that a spray chamber is provided in one part of the device housing and a liquid supply device is provided in another part of the device housing.
- a mechanism is set up, and at least a part of the ultrasonic oscillator is disposed inside the above-mentioned spray chamber, and is supplied to a part of the wall of the above-mentioned spray chamber.
- the toll can be mounted, and the microscopic hole of the liquid bottle mounted on the liquid supply mechanism and the liquid supply hole formed in the spray chamber are one
- the above-mentioned liquid supply mechanism can be positioned so as to match, and the above-mentioned liquid supply mechanism is composed of a manual operation member and a manual operation member. It also has a push-in mechanism that, when operated, causes the piston in the mounted liquid port to advance through the specified stroke. It is.
- This device is particularly useful for personal use and portable types.
- the liquid bobbin is located at a position where the micropores of the liquid bottle coincide with the liquid supply holes of the spray chamber. There is a small gap between the tip of the toll where the micropores are formed and the outer surface of the wall where the liquid supply holes of the spray chamber are formed.
- the supersonic wave oscillator is provided with at least a part of the supersonic wave oscillator arranged in the spray chamber. And a mesh plate arranged so as to be in contact with the upper end of the horn by means of a spring, and from the liquid supply hole to the liquid supply pipe. Extending near the upper end of the horn, the tip of the dispensing pipe is cut off at an angle.
- the mounting equipment includes mounting members for mounting and dismounting the liquid supply mechanism.
- the above mounting members are preferably movable.
- the above-mentioned equipment housing is provided with a positioning member for the above-mentioned liquid supply mechanism.
- At least one canopy will be installed in the equipment housing to cover at least the part where the fog chamber will be located.
- the dispensing mechanism is equipped with fixed components to secure the liquid bottle.
- the dispensing mechanism includes a tubular housing into which the liquid bottle can be mounted at the end.
- the operating member is moved by manual operation and returns to its original position.
- the above-mentioned pushing mechanism converts the movement of the above-mentioned manual operation member into a forward rotation of a predetermined angle, and a constant-angle rotation mechanism. It is held in rotation by screwing into the above cylindrical housing, and has a predetermined squareness by the above-mentioned angular rotation mechanism. When it is rotated in the opposite direction, it moves into the specified stroke and is positioned so that the piston of the liquid bottle is pressed. It has a crew.
- the above-described liquid supply mechanism is engaged with the above-described angular rotation mechanism, and the above-described screw rotation mechanism is rotated to rotate the above-described angular rotation mechanism. It is equipped with a return mechanism that allows the player to leave the train.
- the ultrasonic vibration is applied at the point when the mist of the liquid supplied to the mist chamber through the liquid supply pipe is almost finished. Stop the drive for a while, and then after a short time.
- a drive control circuit for driving the above-described supersonic wave oscillator once or intermittently several times is provided in the above-mentioned housing. .
- a means to detect when the mist of the liquid supplied to the ultrasonic transducer has nearly finished, and a mist of the liquid may be used.
- the drive of the ultrasonic oscillator was stopped for a while, and after a short time from the stop, the drive was stopped.
- a control method that includes a control means for controlling the ultrasonic oscillator to be driven once or intermittently multiple times in a short period of time. Make sure that the device is installed in the above-mentioned device housing. It is.
- This invention provides yet another form of inhaler. It has a hole at one end, this hole is sealed by a flexible material installed inside, and the other end is moved by a self-made cotton.
- This is a suction device that uses a liquid port that is installed and filled with liquid inside, and that is fitted inside and outside of the mobile unit. It has a storage part on the side, and the inner storage part stores the liquid bottle in its own place, and has a hollow needle and a return member, and has an outer part.
- the side storage unit is equipped with a push-in material for the liquid bottle piston, and the liquid bottle stored in the inner storage unit is manually operated.
- the above-mentioned inner storage part moves, and the above-mentioned needle penetrates the above-mentioned elastic material.
- the liquid in the liquid bottle passed through the needle and was supplied to the ultrasonic vibrator, and the pressing force of the pressing member was removed.
- the above-mentioned inner storage unit is returned by the above-mentioned return member.
- This invention further provides a supersonic oscillator. That is, the present invention is applied to a horn having a substantially conical shape, a piezoelectric element provided at the base of the horn, and a tip end of the horn.
- Fig. 17 to Fig. 20 are cross-sectional views showing the structure and operation of the liquid supply part and the atomization part of the ultrasonic absorber.
- FIG. 21 is a cross-sectional view showing a liquid supply section and a spray section of another ultrasonic absorber.
- FIG. 22 is a perspective view showing a supersonic wave absorber that can be easily set and adjusted in one process.
- Figures 23a and 24a are cross-sectional views showing the supersonic wave oscillator.
- Figures 23b and 24b show the correctness of the resonance plates. It is a plan view. Best form to carry out the invention
- Fig. 1 shows the use of a liquid spray device in a form suitable for realizing a portable ultrasonic suction device.
- Wedge 1 has a liquid supply mechanism (or a liquid supply device, a fixed-rate liquid supply device, or a fixed-piston (constant stroke) push-in device). (Device) 30 is attached and detached.
- the mounting nozzle 1 is provided with a mounting member (holding member) 5 and a positioning member 6 for mounting the liquid supply mechanism 30. ing .
- the mounting member 5 is rocked by the pin 5A within a range of 90 degrees or more.
- the mist casing 10 is attached to and detached from the mounting nozzle 1 at a location slightly away from the mounting member 5 and the positioning member 6. It is set up on its own.
- This mist spray 10 The fog chamber has an IOC.
- a liquid sample (liquid bottle or liquid bottle) 90 is attached to the liquid material 30 by the fixed member (fixed ring) 34. It will be attached to its own place. The tip end of the chemical liquid sample 90 is almost (with a slight gap) in contact with the outer surface of the wall of the spray chamber 10C.
- a knob 41 is provided at the rear end of the liquid supply mechanism 30, and the knob 41 extends outward. The user pushes the knob 41 by hand in the axial direction of the liquid supply mechanism 30. Then, a certain amount of the chemical solution in the chemical solution sample 90 is injected into the atomization chamber 10C, and the ultrasonic oscillator placed in the atomization chamber 10C. It is atomized by the vibration of, and is sprayed upward.
- the user can inhale fine particles of the nebulized medicinal solution into the nasal cavity, throat and, in some cases, the lungs.
- a single indentation of the knob 41 always sprays a predetermined and constant amount of the chemical solution.
- FIGS. 2 and 3 show the assembled state of the liquid spray device.
- the chemical sample 90 is usually separate from the liquid spray device. Since the chemical sample 90 is a consumable item, the user purchases the required number of parts as needed, separately from the liquid spray device.
- the chemical sample 90 is cylindrical, has a microscopic hole 91 at the front end, and a mounting flange 92 at the rear end. As will be clarified later, in the chemical sample 90, The section is provided with a chestnut. Preferably, a cap 95 is placed on the tip end of the liquid sample 90 where the micropores 91 are formed.
- the liquid supply mechanism 30 is a cylindrical housing (screw-holder) that holds the screw 60 in the rotating position and the moving position. Are provided.
- This cylindrical nozzle 31 is screwed into the female screw formed on the mounting member 5 and is mounted on the device nozzle 1. .
- a portion of the flange 92 is accommodated in the fixed ring 34, and is attached to the cylindrical nozzle 31.
- the fixed ring 34 extends along the arc-shaped inner surface of the positioning member 6.
- a lock bin 74 has been set up here.
- Fig. 3 shows the state of the liquid supply mechanism 30 along the side surface of the mounting nozzle 1 (the liquid supply mechanism 30 is almost the same as the use state of Fig. 1). (They are in different postures at 0 degrees and angles.) (Chemical solution 90 may or may not be installed.)
- the device nozzle 1 is covered with a cano, 11A (the cano, * 11A is It is possible to protect the spray chamber 10C, the chemical sample 90, or the tip end of the liquid supply mechanism 30.
- a switch button 85A is installed near the atomization chamber 10C on the upper surface of the device housing 1, and the liquid supply mechanism 30 is stored.
- the chemical amplifier 90 presses the switch button 85A.
- the ultrasonic oscillator is driven (weak vibration as described later), and a state in which the chemical solution can be sprayed is possible.
- Fig. 5 is a cross-sectional view showing the inside of the whole liquid spray device
- Fig. 6 is a view particularly showing the inside of the spray container and its vicinity. The details of this are expanded.
- the chemical sample 90 is basically a glass or plastic tubular body, preferably a transparent or semi-transparent material. It is created by As described above, the tip of the drug solution sample 90 is tapered in a conical shape, and the tip is flat. Micro flat holes (injection holes or injection holes) 91 are formed in the flat front end face. The size of the micropores 91 depends on the properties of the chemical solution filled inside, but generally, the diameter is 0.1 m ⁇ ! ⁇ 0.5 mm. The diameter of 9 1 is preferably 0.2 m ii! ⁇ 0.4 mm, most preferably 0.3 mm. As long as the hole has such a straight diameter, the chemical sealed in the sample 90 is filled with the small hole 91 unless the piston 93 is moved. It is not leaked.
- the piston 93 is mobile and contained in a watertight manner.
- the piston 93 is made of an elastic body such as rubber.
- a receiving member 94 made of a hard material such as a plastic is fitted to the rear surface of the piston 93.
- the receiving member 94 is also the inner diameter of the chemical sample 90 and almost the same. It has a plate-shaped part with a large diameter. Due to the presence of the receiving member 94, the pushing force by the screw 160 is applied to the piston 93 even if the piston 93 is formed of an elastic body. Will be given to the stake.
- a flange 92 protruding outward is integrally formed at the rear end of the chemical liquid sample 90.
- the fixed ring 34 is formed with a flange protruding inward.
- the flange 92 of the chemical sample 90 is located inside the flange of the fixed ring 34, whereby the drop of the chemical sample 90 ( In particular, the pushing force by the screw 60) is prevented.
- the fixed ring 34 is a screw 33B formed on the outer surface of the tip end (fitting portion or screw holding portion) 33 of the cylindrical wedge 31. It is fitted and fixed.
- a part such as the flange 92 of the chemical sample 90 will be hooked.
- the hooking hook should have a shape determined by the relationship with the corresponding part of the cylindrical wedge 31 and only the protrusion such as the flange 92 can be obtained. It can also be realized with a concave part or a non-slip surface.
- the liquid supply mechanism 30 is assembled around a cylindrical housing 31. However, when the liquid supply mechanism 30 is largely divided, the push-in operation section (operating member) is provided. 40, a fixed-angle rotation mechanism (or a linear / rotational motion conversion mechanism) 50, and a return mechanism 70.
- the push-in operation section 40 includes the knob 41 described above.
- the knob 41 is mounted on a knob shaft 42, and the knob shaft 42 is mounted on a knob guide. It is retained in the retracted member 43 in the forward and backward position (moving in the axial direction) and in a non-rotatable state (a state in which rotation is prevented). One presses this knob 41 by hand.
- the movement of the knob 41 in the axial direction is performed by the fixed-angle rotation mechanism 50 and the fixed-angle rotation body.
- the screw 60 and the fixed-angle rotating body 51 are converted to one-way rotation at the specified angle (this is called forward rotation).
- the screw 60 and the fixed-angle rotating body 51 are rotated (rotated together) and axially moved together with each other so as to be joined (associated).
- the screw 160 has a screw formed on its peripheral surface.
- a female screw 33 A is formed on the inner peripheral surface of the front end portion 33 of the cylindrical housing 31, and the screw of the screw 60 is formed with the female screw 3 A. It is screwed into 3 A. That is, the screw 60 is in the cylindrical housing 31, and is rotated and self-propelled by screwing according to the portion 33. Kept in retirement
- a front end member 61 is provided at the front end of the screw unit 60.
- the front end member 61 is made of a hard material such as plastic, and the front end is hemispherical, that is, a round shape. Have been installed.
- the tip end member 61 presses the piston 93 in the chemical sample 90.
- the screw 60 moves forward while rotating. Front end Since the tip end of the material 61 is rounded, it is possible to press the button 93 without rotating the screw 160 as an obstacle. Wear .
- the knob 41 When the knob 41 is pushed beyond the first stroke, the knob 41 hits the end face 43A of the knob guide member 43 (acts as a stop). The amount of movement is fixed), and its linear operation is controlled by a fixed angle rotation mechanism 50 (the details will be described later). The rotation is converted to a rotation of a constant angle of the user 60 (60 degrees in this embodiment), and the screw 60 moves forward by the second stroke.
- the piston 93 in the chemical sample 90 advances in the same stroke as the second stroke, in the sample 90, and in the sample 90 ( The chemical solution filled between the piston 93 and the tip end of the sample is vigorously ejected from the microscopic holes 93 at the tip end.
- the amount of movement of the piston 93 is constant, and the inner diameter of the sample 90 is also fixed in the length direction (the sample is basically cylindrical). Therefore, the amount of the chemical sprayed from the sample 90 is also constant.
- the inner surface of the tip end of the sample 90 is inclined in a cone shape, but the tip end surface of the piston 93 is also inclined in the same shape (cone shape). Therefore, finally, the drug 93 is sprayed without leaving any chemical liquid along the inner surface of the tip end of the sample 90. .
- knob 41 when the knob 41 has moved (pressed) by 8 mm, the piston 93 moves by 0.3 mm.
- the travel of knob 41 is £ £ 8s / 00dT / l ri d9 -.S / 00 OAV t J 1 ⁇ ⁇ • a ri 0 K ⁇ ri
- the power switch 85 is provided with a pot 85A projecting upward.
- the button 90A of the power switch 85 is pressed by the amplifier 90, and the power switch 85 is turned on.
- the equipment housing 1 has a post.
- the horn holder 23 is almost cylindrical and has a thread cut on its outer peripheral surface, and this screw is screwed into the female screw of the post 4. As a result, the horn holder 23 is fixed.
- the horn holder 23 has an upper bottom, and an opening 23A is provided in the upper bottom.
- the wave oscillator horn 20 has a circular cross section, a small diameter in the upper half, and a large diameter in the lower half.
- the horn support ring 24 is fitted into the annular groove formed on the upper peripheral surface of the lower half of the large diameter of the horn 20.
- the ring 24 is fixed by being sandwiched between the upper bottom shoulder of the holder 23 and the inner cylinder 25 tightly fitted in the holder 23. ing .
- the holder 20 is supported by the holder 23 only at the part of the ring 24, and the base part is supported by the part other than the ring 24. It is far from Holder 23.
- a sealing ring (0 ring or kin) 26 is provided between the shoulder of the lower half of the large diameter of the horn 20 and the upper bottom of the holder 23. Have been O
- a piezoelectric element (piezoelectric oscillator) 21 is fixed (for example, adhered) to the lower surface of the horn 20.
- the piezoelectric element 21 is sandwiched between the electrodes 22 from above and below.
- a voltage of a supersonic frequency is applied to the electrode 22 by a driving circuit (control device) to be described later.
- the piezoelectric element 21 vibrates in a supersonic wave, and this vibration is transmitted to the horn 20.
- a mist casing (a mist cap) 10 is attached to and detached from (possible to) the post 4.
- the mist housing 10 is composed of a lower mounting portion 10A to be fitted to the post 4, and an upper mist portion 10B.
- the casing 10 is integrally formed by, for example, plastic.
- the mist section 10B of the casing 10 is basically cylindrical and has a bottom. The bottom is provided with a hole 11 into which the upper half 20A of the horn 20 enters with a small gap.
- the upper end of the upper half 20A of the small diameter of the horn 20 passes through the hole 11 of the atomizing section 10B. And protrude above the position of the hole 11.
- the casing 10 is correctly mounted, and the tubular nozzle 31 with the chemical solution sample 90 mounted thereon is set in a use state. Describe the positional relationship in the mounted state.
- the interior space of the atomizing section 10B of the casing 10 is called an atomizing chamber 10C.
- the mesh plate 15 is placed on the upper end face of the horn 20 in the spray chamber 10C.
- the mesh plate 15 has a large number of fine It is a thin plate-like body with a large hole.
- the mesh plate 15 promotes atomization of the liquid by the ultrasonic vibration.
- the mesh plate 15 is pressed from above by a pressing spring 14 and is tightly adhered to the upper end surface of the horn 20.
- Presser 14 is a coil whose diameter increases as it goes upward.
- the inner peripheral surface of the mist portion 10B is formed so as to be depressed at the upper portion thereof, and a spring receiving member 13 is fitted into the mist portion 10B from above. ing .
- a spring receiving groove 12 is formed below the spring receiving member 13, and the part of the largest diameter of the spring 14 is pressed into the spring receiving groove 12. It is.
- a liquid supply hole 16 is provided at the height position.
- a liquid supply nozzle 17 is tightly inserted into the liquid supply hole 16.
- the inner end of the liquid supply nozzle 17 is close to the upper part of the upper half 20A of the horn 20, and is located immediately below the mesh plate 15.
- the inner end (leading end) of the liquid supply pipe 17 is cut obliquely (in a direction approaching the horn downward).
- the center of the liquid supply hole 16 coincides with the center of the micro hole 91 at the tip end of the sample 90.
- the horn 20 (the piezoelectric element 21) is immediately (as will be described later).
- the supersonic wave vibration starts (or becomes stronger), and the chemical attached to the upper part of the horn 20 is atomized, as shown in FIG.
- the mist is sprayed from the upper opening of the mist chamber 10C.
- the liquid supply nozzle 17 and the liquid supply hole 16 have a diameter so small that the inside of these liquid chemicals is sucked out by the force of the mist (capillary phenomenon). I'm lonely.
- the chemical solution Q 3 held in the gap between the outer surface of the peripheral wall of the atomizing portion 10 B and the front end surface of the sample 90 is also sucked into the supply pipe 17. It is finally atomized. In this way, almost all of the chemical supplied in or near the atomization chamber 10C is atomized in a short period of time, and the atomization is performed. It is done.
- FIG. 9 shows a modified example.
- a liquid reservoir 16 communicating with the liquid supply hole 16 is formed in the peripheral wall of the atomizing section 10B.
- This reservoir 16A is open to the atmosphere.
- the chemical sprayed from the micropores 91 of the sample 90 but not entering the liquid supply pipe 17 is retained in the liquid reservoir 16A.
- the chemical in the reservoir 16A is sucked through the supply pipe 17. Reservoir 16 If A is formed, the gap between the peripheral wall of the mist section 10B and the tip end of the sample 90 is not necessarily required.
- FIG. 10 shows that, instead of installing the liquid supply nozzle 17, a part of the peripheral wall of the atomization section 10B is protruded in the direction approaching the horn 20 (projection).
- the projecting portion 17A) has a form in which the liquid supply hole 16 is extended in the projecting portion 17A. This configuration is effective when the mist section 10B is downsized.
- the fixed-angle rotating body 51 has a flange 51B and a mounting protrusion protruding from the flange 51B. 51A and a tubular portion 51C fixed to the flange 51A on the opposite side of the mounting protrusion 51A.
- the screw 60 is moved (sliding) by itself in the cylindrical portion 51C.
- Two slits 51D are formed in the cylindrical portion 51C.
- the locking protrusions 54 provided on the screw unit 60 are in these slits 51D.
- the inner part of the cylindrical housing 31 is the fuller of the fixed angle rotating body 51.
- the inner diameter is slightly larger over a range longer than the range in which the flange 51B moves.
- a push spring (return spring 55) is provided between the end (step 39) of the portion having the larger inner diameter and the flange 51B.
- the constant-angle rotating body 51 is always urged in the direction of the knob 41 by the flange 55.
- the rotating member 52 is firmly fixed to the mounting projection 51A of the fixed angle rotating body 51.
- the rotating member 52 consists of a large-diameter portion at the base and a small-diameter portion at the front end thereof, and three sliding fingers 53 are formed on these peripheral surfaces at equal angular intervals. Is set up.
- An inclined surface 53A is formed at the leading end of each of the sliding fingers 53.
- FIGS 13a to 13h show only one sliding finger 53 for clarity.
- the knob guide member 43 is a bottomed cylindrical body.
- the knob guide member 43 is attached so as to cover the outer end of the cylindrical housing 31, and is formed by a lock bin 74 described later. It is connected to Wing 31.
- a mouth spring 44 is provided between the outer end surface of the cylindrical nose and the housing 31 and the nob guide member 43, and the nob guide member 43 is always provided. Energized toward Knob 41
- a cam cylinder 49 is formed on the bottom surface of the knob guide member 43 toward the inside thereof.
- a shaft hole 43B through which the knob shaft 42 passes is formed.
- the inner part of the drum cylinder 49 is connected to the shaft hole 43B.
- slits 48 are formed at three positions corresponding to the sliding finger 53 so that the sliding finger 53 enters the sliding position.
- Two slanted cam surfaces 49A are formed between the slits 48 at the front end surface of the tube 49.
- a press member 47 is fixedly mounted on the inner end of the knob shaft 42, which is adjacent to the oblique cam surface 49 A and is separated by a rising wall facing in the axial direction. It has been broken.
- a cam surface 47A which is a slope having an angle matching the slope of the leading end of the sliding finger 53, is formed on the end face of the pushing member 47.
- a turning protrusion 47 B which enters the slit 48 is formed.
- the sliding finger 53 enters the slit 48 of the power cylinder 49 and slides.
- the cam surface 47A of the pushing member 47 slides and the slope 53A of the finger 53 is spring-loaded. 13c at a position where the sliding finger 53 is pushed out of the slit 48 and pushed down, and as shown in FIG. 13c, the slope 53A of the sliding finger 53 is Slightly slides along the cam surface 47 A of the pushing member 57 (pressed by the spring 55). Because it is).
- the rotating member 52 that is, the fixed angle rotating body 51 and the screw 60 rotates slightly (about 10 degrees).
- knob 41 When the user stops pushing knob 41 and removes it from knob 41, knob 41 returns outward and slightly as shown in FIG. 13d.
- the leading end of the finger 53 of the rotating member 52 rotated on the cam surface 49A of the cam tube 49 is on the inclined cam surface 49A, and slides along the cam surface 49A. (Because it is pushed with the spring 55).
- the rotating member 52 that is, the constant-angle rotating body 51 and the screw 60
- the screw 60 is rotated a total of 60 degrees, and when the knob 41 is pressed again, the push-in portion is pressed as shown in FIG. 13e.
- the material 47 again pushes the sliding finger 53 against the force of the spring 55, and separates the leading end of the sliding finger 53 from the inclined cam surface 49 A of the cam barrel 49.
- the leading end of the sliding finger 53 is pushed beyond the height of the rising wall which is the boundary of the inclined cam surface 49A, the sliding finger 53 is pushed. Slightly slide on the cam surface 47A of 47, and rotate slightly (10 degrees) as shown in Figure 13f.
- Figures 14a and 14b show the return mechanism 70.
- the locking guide member 43 is drawn transparently, and the annular groove 71 and the opening groove formed in the cylindrical nozzle 31 are formed. 72 can be seen.
- An annular groove 71 and an opening groove 72 are formed on the outer peripheral surface of the outer end of the cylindrical housing 31.
- the mouth groove 72 is connected to the annular groove 71 via a groove 72a extending in the axial direction from the annular groove 71 and the annular groove 71, and a parallel groove 72b. ing .
- the locking groove 72 is formed in the axial direction toward the annular groove 71, and ends without connecting to the annular groove 72.
- the lock pin 74 penetrates the lock guide member 43, and the leading end of the lock pin 74 can freely move between the annular groove 71 and the mouth groove 72. ing .
- the locking pin 74 is in the mouth groove 72. Therefore, the locking guide member 43 is formed integrally with the cylindrical bar and the housing 31. In this state, it is possible to supply the chemical solution by pushing the knob 41 described above.
- the locking pin 74 is inserted into the annular groove 71 as shown in FIG. 14b.
- the lock guide member 43 When the lock guide member 43 enters the cylindrical guide 31, the lock guide member 43 becomes self-rotating with respect to the cylindrical nozzle housing 31. In this state, mouth gag When the guide member 43 is rotated in the reverse direction (the direction in which the screw 60 is retracted), the rotation is moved to the fixed-angle rotation mechanism 50. The sliding of the finger 53 is transmitted to the fixed-angle rotating body 51 through the engagement of the finger 53, and the screw 60 is rotated in the reverse direction to retreat the screw 60. When the leading end of the screw 60 reaches almost the same position as the leading end of the cylindrical nozzle 31, it is empty (or close to the sky). It is possible to remove the pull 90 and install a new chemical sample.
- FIG. 15 shows an example of a spray control device (circuit) provided on the circuit board 2 in the equipment 1 and the housing 1.
- FIG. Fig. 16 is a waveform diagram showing the operation.
- the switch 85 When the cylindrical nozzle 31 with the chemical sample 90 is used, the switch 85 is turned on, and the battery 3 is charged. A source is supplied to the circuit.
- the constant current circuit 81 is capable of switching its output current to three stages.
- the switch 85 When the switch 85 is turned on, the lowest current is output under the control of the control circuit 80.
- the oscillation circuit 82 starts oscillating, and the piezoelectric element 21 oscillates with ultrasonic waves. At this time, the supersonic vibration is weak. Thus, the consumption of the battery 3 can be prevented.
- the control circuit 80 detects the supply of the chemical solution, the output of the constant current circuit 81 is set to a regular value. ⁇ The constant current circuit 81 is controlled. . The ultrasonic vibration continues with sufficient intensity to atomize the supplied chemical. As a result, most of the supplied chemical is sprayed.
- control circuit 80 detects this based on the change of impedance again.
- the end of the mist may be detected based on the time elapsed since its onset (eg, 2 seconds).
- the circuit 80 controls the constant current circuit 81. Preferably, a stronger vibration is made several times.
- Fig. 19 is a cross-sectional view showing the structure of the liquid supply part and the atomization part of the ultrasonic suction device.
- the liquid supply section 101 includes an inner storage section 110 for storing the chemical solution bottle 102 and an outer storage section 111 combined with the inner storage section 110. Be prepared. Screws are cut into the outer surface of the inner storage part 110 and the inner surface of the outer storage part 111, and these are screwed together.
- the bottom of the chemical solution bottle 102 is provided with a hole 103 on the bottom surface, and a rubber-made elastic member 1 for sealing the hole 103 is used. 04 is housed inside.
- the chemical solution 105 in the chemical solution bottle 102 is kept in a watertight manner in the bottle 102 by the piston 106.
- the outer storage section 111 has a piston pusher 108 at the lower end and a button pusher 109 at the upper end that has a button pusher 109. 107 is provided.
- the atomizing section 120 has a conical horn (amplitude converter) 122, and the large end face of the horn 122 has a piezoelectric vibrator 1. 21 is fixed, and a disk-shaped resonator plate 123 is fixed to the small end face.
- the liquid supply passage 125 connected to the liquid supply pipe 112 is provided inside the horn 122. This liquid supply channel 1 2 5 Shin '? 4 ⁇ 3 ⁇ 4 3 ⁇ 4 60 ⁇ --i ⁇ ⁇ 3 ⁇ 4 92 T il 3 ⁇ 4 ⁇ ' ⁇ ⁇ W if il ⁇ EI
- the liquid supply channel 125 of the supersonic wave oscillator in the atomization section 120 may be a straight line as shown in FIG. This makes it easier to manufacture the ultrasonic oscillator.
- the scale 114 can be set on the outer surface of the inner storage part 110 to set the chemical supply amount for one treatment. Wear .
- a supersonic wave oscillator as shown in Figs. 23a and 23b is used. And yo.
- the end face having a large area of the horn 122 is formed into a spherical surface, and the surface of the piezoelectric oscillator (piezoelectric element) 121 is also spherical along the spherical surface.
- the center of the radius of curvature R of the spherical surface is made to coincide with the center of the resonance plate 123.
- the piezoelectric oscillator 121 may be made to follow the spherical surface of the horn 122.
- the area of the horn 122 is The diameter of the small end face of the resonance disk 123 coincides with the inner diameter of the node of the resonance disk 123, and the resonance disk 123 has a number of articulation circles of 2 or more.
- the radius of curvature should be set to be an odd multiple of 1/4 of the wave length determined by the resonance frequency.
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- Health & Medical Sciences (AREA)
- Engineering & Computer Science (AREA)
- Animal Behavior & Ethology (AREA)
- Anesthesiology (AREA)
- Biomedical Technology (AREA)
- Heart & Thoracic Surgery (AREA)
- Hematology (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Pulmonology (AREA)
- Bioinformatics & Cheminformatics (AREA)
- Special Spraying Apparatus (AREA)
- Containers And Packaging Bodies Having A Special Means To Remove Contents (AREA)
Description
Claims
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020017013761A KR20020016776A (ko) | 1999-04-28 | 2000-04-28 | 액체 분무 장치 |
JP2000615153A JP3709790B2 (ja) | 1999-04-28 | 2000-04-28 | 液体噴霧装置 |
EP00922911A EP1186350A4 (en) | 1999-04-28 | 2000-04-28 | sprayer |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP11/121323 | 1999-04-28 | ||
JP12132399 | 1999-04-28 |
Publications (1)
Publication Number | Publication Date |
---|---|
WO2000066277A1 true WO2000066277A1 (fr) | 2000-11-09 |
Family
ID=14808417
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/JP2000/002837 WO2000066277A1 (fr) | 1999-04-28 | 2000-04-28 | Dispositif pulverisateur de liquide |
Country Status (4)
Country | Link |
---|---|
EP (1) | EP1186350A4 (ja) |
JP (1) | JP3709790B2 (ja) |
KR (1) | KR20020016776A (ja) |
WO (1) | WO2000066277A1 (ja) |
Cited By (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP1436028A4 (en) * | 2001-09-12 | 2007-04-04 | Ivax U K Ltd | ULTRASONIC NEBULIZER FACILITATING BREATHING AND ASSOCIATED DOSE BULB |
JP2009504287A (ja) * | 2005-08-16 | 2009-02-05 | パリ ファーマ ゲーエムベーハー | 噴霧される薬剤を貯蔵するアンプルを含む吸入療法装置 |
KR200451159Y1 (ko) | 2010-08-31 | 2010-12-03 | 김민식 | 압력 완충부가 구비된 초음파 분무기 |
US8684980B2 (en) | 2010-07-15 | 2014-04-01 | Corinthian Ophthalmic, Inc. | Drop generating device |
US8733935B2 (en) | 2010-07-15 | 2014-05-27 | Corinthian Ophthalmic, Inc. | Method and system for performing remote treatment and monitoring |
US8936021B2 (en) | 2003-05-20 | 2015-01-20 | Optimyst Systems, Inc. | Ophthalmic fluid delivery system |
US9087145B2 (en) | 2010-07-15 | 2015-07-21 | Eyenovia, Inc. | Ophthalmic drug delivery |
US9265900B2 (en) | 2007-11-23 | 2016-02-23 | Pari Pharma Gmbh | Disposable ampoule for an aerosol generating device |
CN106890092A (zh) * | 2017-04-21 | 2017-06-27 | 李金全 | 一种便于阴道和肛门部位给药的药瓶 |
US10154923B2 (en) | 2010-07-15 | 2018-12-18 | Eyenovia, Inc. | Drop generating device |
US10639194B2 (en) | 2011-12-12 | 2020-05-05 | Eyenovia, Inc. | High modulus polymeric ejector mechanism, ejector device, and methods of use |
US11938056B2 (en) | 2017-06-10 | 2024-03-26 | Eyenovia, Inc. | Methods and devices for handling a fluid and delivering the fluid to the eye |
Families Citing this family (7)
Publication number | Priority date | Publication date | Assignee | Title |
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CN1691986A (zh) * | 2002-04-22 | 2005-11-02 | 株式会社三国 | 电解水喷雾装置 |
US6843430B2 (en) * | 2002-05-24 | 2005-01-18 | S. C. Johnson & Son, Inc. | Low leakage liquid atomization device |
SE0201847D0 (sv) * | 2002-06-14 | 2002-06-14 | Aerocrine Ab | Therapeutic device and method |
GB0407627D0 (en) | 2004-04-02 | 2004-05-05 | Vectura Ltd | Corkscrew pump |
WO2013028934A1 (en) * | 2011-08-23 | 2013-02-28 | Temptu , Inc. | Ultrasonic spraying device/air-assisted ultrasonic spraying device with advancing cartridge piston |
KR101359702B1 (ko) * | 2012-01-09 | 2014-02-10 | (주) 메디컬그룹베스티안 | 세포처리 및 적용 시스템용 세포 분무장치 |
CN205912905U (zh) * | 2016-08-03 | 2017-02-01 | 湖南中烟工业有限责任公司 | 一种超声波电子烟雾化芯及雾化器 |
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- 2000-04-28 JP JP2000615153A patent/JP3709790B2/ja not_active Expired - Fee Related
- 2000-04-28 WO PCT/JP2000/002837 patent/WO2000066277A1/ja not_active Application Discontinuation
- 2000-04-28 KR KR1020017013761A patent/KR20020016776A/ko not_active Application Discontinuation
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Cited By (22)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP1436028A4 (en) * | 2001-09-12 | 2007-04-04 | Ivax U K Ltd | ULTRASONIC NEBULIZER FACILITATING BREATHING AND ASSOCIATED DOSE BULB |
US8936021B2 (en) | 2003-05-20 | 2015-01-20 | Optimyst Systems, Inc. | Ophthalmic fluid delivery system |
JP2009504287A (ja) * | 2005-08-16 | 2009-02-05 | パリ ファーマ ゲーエムベーハー | 噴霧される薬剤を貯蔵するアンプルを含む吸入療法装置 |
US11278683B2 (en) | 2005-08-16 | 2022-03-22 | Pari Pharma Gmbh | Inhalation therapy device comprising an ampoule for storing a medicament to be nebulized |
US9789270B2 (en) | 2005-08-16 | 2017-10-17 | Pari Pharma Gmbh | Inhalation therapy device comprising an ampoule for storing a medicament to be nebulized |
US9265900B2 (en) | 2007-11-23 | 2016-02-23 | Pari Pharma Gmbh | Disposable ampoule for an aerosol generating device |
US11077263B2 (en) | 2007-11-23 | 2021-08-03 | Pari Pharma Gmbh | Disposable ampoule for an aerosol generating device |
US10073949B2 (en) | 2010-07-15 | 2018-09-11 | Eyenovia, Inc. | Ophthalmic drug delivery |
US10839960B2 (en) | 2010-07-15 | 2020-11-17 | Eyenovia, Inc. | Ophthalmic drug delivery |
US9087145B2 (en) | 2010-07-15 | 2015-07-21 | Eyenovia, Inc. | Ophthalmic drug delivery |
US8733935B2 (en) | 2010-07-15 | 2014-05-27 | Corinthian Ophthalmic, Inc. | Method and system for performing remote treatment and monitoring |
US10154923B2 (en) | 2010-07-15 | 2018-12-18 | Eyenovia, Inc. | Drop generating device |
US11839487B2 (en) | 2010-07-15 | 2023-12-12 | Eyenovia, Inc. | Ophthalmic drug delivery |
US11398306B2 (en) | 2010-07-15 | 2022-07-26 | Eyenovia, Inc. | Ophthalmic drug delivery |
US8684980B2 (en) | 2010-07-15 | 2014-04-01 | Corinthian Ophthalmic, Inc. | Drop generating device |
US11011270B2 (en) | 2010-07-15 | 2021-05-18 | Eyenovia, Inc. | Drop generating device |
KR200451159Y1 (ko) | 2010-08-31 | 2010-12-03 | 김민식 | 압력 완충부가 구비된 초음파 분무기 |
US10646373B2 (en) | 2011-12-12 | 2020-05-12 | Eyenovia, Inc. | Ejector mechanism, ejector device, and methods of use |
US10639194B2 (en) | 2011-12-12 | 2020-05-05 | Eyenovia, Inc. | High modulus polymeric ejector mechanism, ejector device, and methods of use |
CN106890092A (zh) * | 2017-04-21 | 2017-06-27 | 李金全 | 一种便于阴道和肛门部位给药的药瓶 |
CN106890092B (zh) * | 2017-04-21 | 2023-10-10 | 李金全 | 一种便于阴道和肛门部位给药的药瓶 |
US11938056B2 (en) | 2017-06-10 | 2024-03-26 | Eyenovia, Inc. | Methods and devices for handling a fluid and delivering the fluid to the eye |
Also Published As
Publication number | Publication date |
---|---|
JP3709790B2 (ja) | 2005-10-26 |
EP1186350A1 (en) | 2002-03-13 |
EP1186350A4 (en) | 2003-03-05 |
KR20020016776A (ko) | 2002-03-06 |
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