CN114949566A - Coupling agent smearing device for ultrasonic examination - Google Patents
Coupling agent smearing device for ultrasonic examination Download PDFInfo
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- CN114949566A CN114949566A CN202210603942.3A CN202210603942A CN114949566A CN 114949566 A CN114949566 A CN 114949566A CN 202210603942 A CN202210603942 A CN 202210603942A CN 114949566 A CN114949566 A CN 114949566A
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- Prior art keywords
- barrel
- medicine
- negative pressure
- pipe
- storage
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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
- A61M35/00—Devices for applying media, e.g. remedies, on the human body
- A61M35/003—Portable hand-held applicators having means for dispensing or spreading integral media
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B8/00—Diagnosis using ultrasonic, sonic or infrasonic waves
- A61B8/42—Details of probe positioning or probe attachment to the patient
- A61B8/4272—Details of probe positioning or probe attachment to the patient involving the acoustic interface between the transducer and the tissue
- A61B8/4281—Details of probe positioning or probe attachment to the patient involving the acoustic interface between the transducer and the tissue characterised by sound-transmitting media or devices for coupling the transducer to the tissue
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B90/00—Instruments, implements or accessories specially adapted for surgery or diagnosis and not covered by any of the groups A61B1/00 - A61B50/00, e.g. for luxation treatment or for protecting wound edges
- A61B90/80—Implements for cleaning or washing the skin of surgeons or patients
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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
- A61M2202/00—Special media to be introduced, removed or treated
- A61M2202/04—Liquids
- A61M2202/0468—Liquids non-physiological
Abstract
The invention relates to the technical field of ultrasonic examination equipment, in particular to a couplant smearing device for ultrasonic examination, which takes the rolling of a medicine coating bead on skin as a power source, drives a negative pressure device through a power cabinet to provide pressure difference, regulates and controls the negative pressure device to be communicated with a storage barrel or a material suction barrel through a regulating and controlling mechanism, the negative pressure device is communicated with the storage barrel, extrudes a storage piston in the storage barrel by using the pressure difference to realize the stable feeding of a couplant, is communicated with the material suction barrel, adsorbs the material suction piston in the material suction barrel by using the pressure difference to form negative pressure in a material suction pipe arranged on a medicine scraping cover, sucks the scraped medicine into the material suction barrel, and realizes the collection of the medicine on the surface of the skin, thereby realizing the smearing and the clearing of the couplant, and being convenient and rapid.
Description
Technical Field
The invention relates to the technical field of ultrasonic examination equipment, in particular to a couplant smearing device for ultrasonic examination.
Background
The couplant is required to be smeared on the body surface of a patient before ultrasonic examination, the conventional couplant is generally bottled, when the couplant is used, a bottle cap is generally opened, then a bottle body is extruded and smeared on the skin of the patient, then a probe is placed on the couplant, the extruded couplant is spread along with the movement of the probe, but the couplant is difficult to be smeared evenly, the thickness of the couplant is small, medicine waste is caused, the couplant on the body is wiped off by manual paper after the examination is finished, the operation is troublesome, the conventional flat open-ended applicators can be better smeared, but the skin of a human body is irregular, the applicators are easy to separate from the skin in uneven areas, the smearing effect is influenced, the supply of the couplant is unstable, and stable feeding cannot be realized.
In order to solve the problems of uneven coating, missing coating, unstable material supply, troublesome wiping and the like encountered in the process of coating the couplant, the invention provides a couplant coating device for ultrasonic inspection.
Disclosure of Invention
In view of the above situation, in order to overcome the defects of the prior art, the present invention provides a couplant application device for ultrasonic examination, which effectively solves the problems in the background art.
The technical scheme for solving the problem is as follows:
a couplant smearing device for ultrasonic examination is characterized by comprising a handheld barrel, wherein a storage barrel, a material sucking barrel and a negative pressure tank are fixedly arranged in the handheld barrel at intervals, a storage piston, a material sucking piston and a negative pressure piston are respectively and slidably arranged in the handheld barrel, the upper end of the storage barrel is provided with an opening and is in sealing fit with the top wall of the handheld barrel, the bottom end of the storage barrel is communicated with a medicine seepage pipe, an oval medicine coating bead rotatably arranged at the bottom end of the handheld barrel is attached to a pipe orifice at the bottom end of the medicine seepage pipe, a rotating shaft of the medicine coating bead is connected with the negative pressure piston through a power mechanism, so that the negative pressure piston vertically and reciprocally slides along with the rolling of the medicine coating bead, the top wall of the negative pressure tank is provided with a regulating and controlling mechanism, the negative pressure tank is independently communicated with the storage barrel or the material sucking barrel, a corrugated pipe communicated with the lower side of the storage barrel is arranged on the storage piston, the upper end of the corrugated pipe penetrates through and is fixed on the top wall of the handheld barrel, one end of the corrugated pipe extending out of the handheld barrel is provided with a sealing cover in a threaded manner, a plurality of exhaust holes are uniformly distributed between the top wall of the storage barrel and the storage piston of the corrugated pipe, and the upper end of the material suction barrel is communicated with an exhaust pipe communicated with the corrugated pipe;
the storage vat is installed towards inhaling storage bucket one side lateral wall bottom rotation and is scraped the medicine cover, scrape the medicine cover and inhale storage bucket lateral wall connection position and be equipped with the torsional spring, it is equipped with the gathering chamber to scrape the medicine cover, gather the material chamber through inhaling material pipe and inhale storage bucket bottom intercommunication, ooze the medicine pipe towards scraping the vertical slidable mounting of medicine cover one side lateral wall and scribble medicine pearl complex scraper blade, be equipped with stop gear in the handheld section of thick bamboo for scrape medicine cover and scraper blade when smearing medicine respectively with the human body with scribble the medicine pearl separation, respectively with the human body and scribble the medicine pearl laminating when scraping medicine.
Preferably, regulation and control mechanism is including establishing at negative pressure tank roof wall center and with the rectangle chamber of negative pressure tank intercommunication, rectangle chamber roof symmetry is equipped with two through-holes, slidable mounting has the H shape regulation and control board of all laminating with the rectangle chamber upper and lower wall in the rectangle chamber, two cantilever connection positions of regulation and control board are equipped with the regulation and control hole, the regulation and control board right-hand member rotates the lead screw of installing with negative pressure tank lateral wall threaded connection, two through-holes all are connected with the Y venturi tube, a left side Y venturi tube mouth of pipe and storage vat roof intercommunication, a right side Y venturi tube mouth of pipe and suction charging bucket roof wall intercommunication, all be equipped with the check valve in two mouths of two Y venturi tubes.
Preferably, the limiting mechanism comprises a knob which is in axial sliding fit with the screw rod and penetrates through the side wall of the handheld barrel, a first spring is arranged between the knob and the screw rod, a ratchet wheel which is in axial sliding fit with the screw rod is rotatably arranged on the right side wall of the negative pressure tank, a pawl which is rotatably arranged on the side wall of the negative pressure tank is meshed on the ratchet wheel, the pawl and the side wall of the negative pressure tank are connected with spring pieces, an L-shaped touch rod is fixedly arranged on one side of the pawl facing the knob, a conical table corresponding to the touch rod is arranged at one end of the knob, which extends into the handheld barrel, the ratchet wheel is connected with a cam which is rotatably arranged on the side wall of the handheld barrel through first belt transmission, a V-shaped rod is vertically and slidably arranged on the side wall of the storage barrel facing the medicine scraping cover, a limiting rod is fixedly arranged at the upper end of the V-shaped touch rod, a second spring is connected between the limiting rod and the side wall of the storage barrel, the surface of the limiting rod and the medicine scraping cover are attached to the side wall of the storage barrel, and the surface of the limiting rod is attached to the limiting rod, the other end of the V-shaped rod is fixedly connected with the scraping plate.
Preferably, the power mechanism comprises a connecting rod rotatably connected with the bottom end of the negative pressure piston, the other end of the connecting rod is rotatably connected with a turbine rotatably installed in the handheld cylinder in a non-coaxial center mode, the turbine is meshed with a worm rotatably installed in the handheld cylinder, and the worm is connected with a rotating shaft for coating the medicine beads through second belt transmission.
Preferably, the storage barrel, the material suction barrel and the negative pressure tank are all oval, the bottom end of the storage barrel is in an inverted cone shape, the medicine seepage pipe is gradually narrowed from top to bottom, the shape of the pipe orifice at the upper end of the medicine seepage pipe is matched with the shape of the outlet at the bottom end of the storage barrel, and the shape of the pipe orifice at the lower end of the medicine seepage pipe is matched with the shape of the medicine coating bead.
Preferably, ooze the embedding of medicine tube bottom mouth of pipe have with scribble medicine pearl surface clearance fit's arc, the equipartition has a plurality of medicine holes that ooze on the arc, a plurality of medicine holes that ooze increase gradually from the arc middle part toward both sides diameter.
Preferably, the material suction pipe is divided into a fixed pipe fixedly installed on the outer wall of the medicine scraping cover and a telescopic pipe arranged in a suspended mode, one end of the fixed pipe is communicated with the bottom end of the material gathering cavity, the other end of the fixed pipe is communicated with the telescopic pipe, and the other end of the telescopic pipe is communicated with the bottom end of the material suction barrel.
Preferably, the bottom end of the handheld barrel is provided with a notch for the medicine scraping cover to pass through.
Preferably, the material storage piston and the material suction piston are respectively connected with the top wall of the handheld cylinder and the top wall of the material suction barrel through tension springs.
Preferably, the bottom ends of the medicine coating bead and the medicine scraping cover are elastic.
The invention has the beneficial effects that: 1. with the roll of scribbling the medicine pearl on the skin as the power supply, provide the pressure differential through power rack drive negative pressure device, and regulate and control negative pressure device and storage vat or inhale the storage vat intercommunication through regulation and control mechanism, negative pressure device and storage vat intercommunication, utilize the storage piston in the pressure differential extrusion storage vat, realize the stable material loading of couplant, negative pressure device and inhaling the storage vat intercommunication, utilize the pressure differential to adsorb the material piston of inhaling in the storage vat, make and scrape the interior negative pressure that forms of inhaling material pipe that sets up of medicine cover, the medicine that will scrape and get inhales in the storage vat, realize collecting of skin top layer medicine, thereby realized smearing and cleaing away of couplant, and is convenient and fast.
2. Still be equipped with between the storage vat and the medicine pearl and ooze the pencil, ooze the pencil top-down and narrow down gradually for during the medicine seepage flow, top-down pressure crescent, thereby the pencil is oozed in comparatively even packing, makes to paint more evenly, and ooze the pencil bottom and be equipped with the arc, is equipped with a plurality of medicine holes that ooze on the arc, through oozing the dose that the couplant oozed in the medicine hole restriction unit interval, avoids the medicine extravagant.
3. Scribble the medicine pearl and scrape medicine cover bottom and be elastic material and make, press slightly behind the medicine pearl laminating skin and hold a section of thick bamboo, scribble medicine pearl and skin contact site deformation and laminating skin for scribble the homoenergetic of medicine pearl stroke within range and scribble the couplant, avoid leaking and scribble, when clearing up the couplant simultaneously, scrape the medicine cover and support on the skin, and deformation and skin laminating make the medicine in the motion trail all struck off, improve the efficiency of scribbling medicine and clearance.
Drawings
Fig. 1 is an overall perspective view of the present invention.
Fig. 2 is a rear perspective view of the present invention with the hand held barrel removed.
Fig. 3 is a partial schematic view at a of fig. 2 of the present invention.
Fig. 4 is a partial schematic view of the invention at B of fig. 2.
FIG. 5 is a schematic cross-sectional perspective view of the vacuum canister of the present invention with the hand-held canister removed.
Fig. 6 is a left side full section schematic of the present invention.
FIG. 7 is a schematic view of the regulating mechanism of the present invention.
FIG. 8 is a schematic view of the combination of the applicator bead and the drug-impregnated tube of the present invention.
In the figure: the medicine applying device comprises a handheld barrel 1, a storage barrel 2, a suction barrel 3, a negative pressure tank 4, a medicine permeating pipe 5, a medicine permeating hole 6, a medicine applying bead 7, a worm 8, a turbine 9, a connecting rod 10, a negative pressure piston 11, a rectangular cavity 12, a negative pressure hole 13, a Y-shaped pipe 14, a regulating plate 15, a regulating hole 16, a screw rod 17, a storage piston 18, a corrugated pipe 19, a sealing cover 20, an exhaust hole 21, a material suction piston 22, a medicine scraping cover 23, a material suction pipe 24, a ratchet 25, a pawl 26, a touch rod 27, a knob 28, a conical table 29, a cam 30, a limiting rod 31, a V-shaped rod 32, a scraping plate 33, a first spring 34, a second spring 35, a tension spring 36, a through hole 37, a rectangular shaft 38 and an exhaust pipe 39.
Detailed Description
The following describes the embodiments of the present invention in further detail with reference to fig. 1 to 8.
In order to solve the problems in the prior art, the embodiment provides a couplant smearing device for ultrasonic examination, which includes a handheld barrel 1, wherein a storage barrel 2, a material suction barrel 3 and a negative pressure tank 4 which are all elliptical are fixedly installed in the handheld barrel 1 at intervals, a storage piston 18, a material suction piston 22 and a negative pressure piston 11 are respectively installed in the handheld barrel 1 in a sliding manner, the pistons are attached to corresponding inner walls but are not air-permeable, the upper end of the storage barrel 2 is provided with an opening and is hermetically attached to the top wall of the handheld barrel 1, the storage piston 18, the top wall of the handheld barrel 1, the material suction piston 22 and the top wall of the material suction barrel 3 are all connected with tension springs 36, and in an initial state, the storage piston 18 is located on the upper side of the storage barrel 2, and the material suction piston 22 is located on the bottom side of the material suction barrel 3;
the bottom end of the storage barrel 2 is inverted cone-shaped, the bottom end of the storage piston 18 is matched with the storage piston, so that a couplant can gather towards the outlet of the storage barrel 2 conveniently, the bottom end of the storage barrel 2 is communicated with a drug seepage pipe 5, the shape of an upper end pipe orifice of the drug seepage pipe 5 is matched with the bottom end outlet of the storage barrel 2, and a lower end pipe orifice of the drug seepage pipe 5 is matched with the shape of a drug coating bead 7, because the couplant gathers towards the center of the storage barrel 2 when entering the drug seepage pipe 5 from the storage barrel 2, the couplant is uniformly diffused along the surface of the drug coating bead 7, the drug seepage pipe 5 gradually narrows from top to bottom, so that the couplant gradually diffuses towards two sides in the extrusion process instead of being extruded and diffused after contacting with the drug coating bead 7, the diffusion effect is better and more uniform, the bottom end of the pipe orifice of the drug seepage pipe 5 is adhered with the elliptical drug coating bead 7 rotatably installed at the bottom end of the handheld barrel 1, the drug coating bead 7 is made of an elastic material, and can deform moderately along with human body muscles, the medicine applying device is more attached to skin, the contact surface with a human body is wider, medicine is applied uniformly and the application range is wider, a rotating shaft of the medicine applying bead 7 is connected with the negative pressure piston 11 through the power mechanism, the power mechanism comprises a turbine 9 rotatably installed in the handheld barrel 1, the turbine 9 is meshed with a worm 8 rotatably installed in the handheld barrel 1, the worm 8 is connected with the rotating shaft of the medicine applying bead 7 through second belt transmission, the side wall of the turbine 9 is rotatably connected with a connecting rod 10 in a non-coaxial center mode, and the other end of the connecting rod 10 is rotatably connected with the negative pressure piston 11;
the top wall of the negative pressure tank 4 is provided with a regulating mechanism, the regulating mechanism comprises a rectangular cavity 12 arranged at the center of the top wall of the negative pressure tank 4, the center of the lower end of the rectangular cavity 12 is provided with a negative pressure hole 13 communicated with the negative pressure tank 4, the top wall of the rectangular cavity 12 is symmetrically provided with two through holes 37 penetrating through the top wall of the negative pressure tank 4 along the negative pressure hole 13, an H-shaped regulating plate 15 is arranged in the rectangular cavity 12 in a sliding manner, the upper and lower ends of two cantilevers of the regulating plate 15 are respectively attached to the upper and lower walls of the rectangular cavity 12 to form two separate cavities, the connecting part of the two cantilevers of the regulating plate 15 is provided with a regulating hole 16, the two separate cavities are communicated through the regulating hole 16, the right end of the regulating plate 15 is rotatably provided with a screw rod 17 in threaded connection with the side wall of the negative pressure tank 4, the two through holes 37 are both connected with a Y-shaped pipe 14, one pipe orifice of the left Y-shaped pipe 14 is communicated with the top wall of the storage barrel 2, one pipe orifice of the right Y-shaped pipe 14 is communicated with the top wall of the material suction barrel 3, in an initial state, the upper side compartment of the regulating plate 15 corresponds to the left through hole 37, the lower side compartment corresponds to the negative pressure hole 13, the screw rod 17 is screwed to move the regulating plate 15 to the right, so that the upper side compartment of the regulating plate 15 corresponds to the right through hole 37, the lower side compartment still corresponds to the negative pressure hole 13, the two mouths of the two Y-shaped tubes 14 are respectively provided with a one-way valve, when the negative pressure tank 4 is communicated with the material storage barrel 2, the negative pressure piston 11 rises and inflates the space of the material storage barrel 2, which is positioned at the upper side of the material storage piston 18, the material storage piston 18 descends, the negative pressure piston 11 descends and sends the outside air into the negative pressure tank 4 through the mouth b of the left Y-shaped tube 14, when the negative pressure tank 4 is communicated with the material suction barrel 3, the negative pressure piston 11 rises and exhausts the gas in the negative pressure tank 4 to the outside through the mouth c of the right Y-shaped tube 14, the negative pressure piston 11 descends and sucks the gas in the material suction barrel 3 into the negative pressure tank 4 through the mouth d of the right Y-shaped tube 14, the suction piston 22 rises;
the storage piston 18 is provided with a corrugated pipe 19 communicated with the lower side of the storage barrel 2, the corrugated pipe 19 stretches along with the downward movement or the reset of the storage piston 18, the upper end of the corrugated pipe 19 penetrates through the top wall of the handheld barrel 1 and is fixed on the top wall of the handheld barrel 1, one end of the corrugated pipe 19 extending out of the handheld barrel 1 is provided with a sealing cover 20 in a threaded manner, a plurality of exhaust holes 21 are uniformly distributed between the top wall of the storage barrel 2 and the storage piston 18 of the corrugated pipe 19, the upper end of the material suction barrel 3 is provided with an exhaust pipe 39 communicated with the upper end of the corrugated pipe 19, the cross section of the sealing cover 20 is shown in figure 8, a rubber plug attached to the upper end of the corrugated pipe 19 is integrally arranged in the sealing cover 2, after the sealing cover 20 is screwed on, the exhaust holes 21 and the pipe orifice of the exhaust pipe 39 are blocked, the injected gas in the upper chamber of the storage barrel 2 is prevented from entering the lower chamber, the couplant is prevented from continuously contacting with the outside air, and the material suction barrel 3 is prevented from sucking the dregs at the same time, the couplant in the storage bucket 2 can reversely surge due to negative pressure;
the bottom end of the side wall of the storage barrel 2, which faces one side of the material suction barrel 3, is rotatably provided with a medicine scraping cover 23, the connecting part of the medicine scraping cover 23 and the side wall of the material suction barrel 3 is provided with a torsion spring, a material gathering cavity is arranged in the medicine scraping cover 23, the contact part of the medicine scraping cover 23 and a human body is provided with a chamfer, so that a couplant can be conveniently scraped off, the bottom end of the medicine scraping cover 23 and the contact part of the human body have elasticity, and can be moderately deformed along with the skin of the human body, thereby enlarging the medicine scraping area and increasing the medicine scraping efficiency, the bottom end of the material gathering cavity is communicated with the bottom end of the material suction barrel 3 through a material suction pipe 24, wherein the material suction pipe 24 is divided into a fixed pipe and a telescopic pipe, one end of the fixed pipe is communicated with the bottom end of the material gathering cavity, the whole fixed pipe is fixed on the outer wall of the medicine scraping cover 23, the other end of the fixed pipe is communicated with the telescopic pipe, the telescopic pipe is arranged in a suspended manner, and the other end of the telescopic pipe is rotatably provided with a thread sleeve, and the thread sleeve is connected with the bottom end of the material suction pipe 24;
a scraping plate 33 matched with the medicine coating bead 7 is vertically and slidably installed on the side wall of the medicine infiltration tube 5 facing to one side of the medicine scraping cover 23, a limiting mechanism is arranged in the handheld barrel 1 and comprises a knob 28 penetrating through the side wall of the handheld barrel 1, a rectangular groove is arranged in the knob 28, a first spring 34 is fixedly installed on the top wall in the rectangular groove, the other end of the first spring 34 is fixedly connected with a rectangular shaft 38, the rectangular shaft 38 is slidably installed in the rectangular groove, the other end of the rectangular shaft 38 is fixedly connected with the tail end of a screw rod 17, a ratchet 25 is rotatably installed on the right side wall of the negative pressure tank 4, the ratchet 25 and the screw rod 17 are coaxially arranged, a rectangular hole corresponding to the rectangular shaft 38 is arranged at the axial position of the ratchet 25, so that the rectangular shaft 38 can slide in the rectangular hole, namely, the ratchet 25 is in sliding fit with the axial line of the rectangular shaft 38, a pawl 26 rotatably installed on the side wall of the negative pressure tank 4 is meshed on the ratchet 25, and the pawl 26 is connected with a spring piece on the side wall of the negative pressure tank 4, pawl 26 has feeler lever 27 of L shape towards knob 28 one side fixed mounting, and knob 28 stretches into handheld 1 one end of section of thick bamboo and is equipped with the toper platform 29 that corresponds with feeler lever 27, ratchet 25 is connected with through first area transmission and rotates the cam 30 of installing on handheld 1 lateral wall, storage vat 2 has V-arrangement pole 32 towards scraping vertical slidable mounting on the lateral wall of medicine cover 23 one side, V-arrangement pole 32 upper end fixed mounting has gag lever post 31, be connected with second spring 35 between gag lever post 31 and the 2 lateral walls of storage vat, gag lever post 31 surface with scrape the laminating of medicine cover 23 towards storage vat 2 one side lateral wall, cam 30 surface and the laminating of gag lever post 31, the V-arrangement pole 32 other end and scraper blade 33 fixed connection.
In this embodiment, extrude in a large number and cause the medicine extravagant in order to prevent that the couplant from oozing the bottom mouth of pipe of medicine 5, 5 bottom mouths of pipe imbed with and scribble the arc of medicine pearl 7 surface clearance fit oozing in oozing the medicine, the equipartition has a plurality of medicine holes 6 that ooze on the arc, ooze the medicine through a plurality of medicine holes 6 that ooze, the dose of extruding in the restriction couplant unit interval, in order to let the medicine evenly scribble on scribbling medicine pearl 7, a plurality of medicine holes 6 that ooze increase gradually from the arc middle part toward both sides diameter.
In this embodiment, in order to prevent the cam 30 from being separated from the stopper rod 31 after rotating a certain angle, a hook is fixed to the top end of the cam 30.
In this embodiment, the bottom end of the handheld barrel 1 is provided with a notch for passing through the medicine scraping cover 23 and the scraping plate 33, so as to avoid interfering with the moving tracks of the medicine scraping cover 23 and the scraping plate 33.
The use process of the invention is as follows:
in the initial state, the cam 30 is in a vertical state, the limiting rod 31 is abutted against the surface of the medicine scraping cover 23, so that the medicine scraping cover 23 is tilted, the scraper 33 is also separated from the medicine coating bead 7, the pawl 26 is abutted against the tooth root of the ratchet wheel 25, the contact rod 27 is positioned on one side of the conical table 29, when the operation is started, the sealing cover 20 is unscrewed, so that the couplant can be poured conveniently, the funnel is used, the funnel is inserted into the corrugated pipe 19, the small end of the funnel is positioned below the exhaust hole 21, the couplant is poured, the couplant gradually gathers into the medicine infiltration pipe 5, then the storage barrel 2 is filled, and after the couplant is poured, the sealing cover 20 is screwed;
the medical staff holds the outer wall of the handheld barrel 1, presses the medicine applying bead 7 on an area to be inspected of a human body, under the condition of pressure, the contact part of the medicine applying bead 7 and the human body deforms to be attached to the skin, but other parts are unchanged, along with the movement of the handheld barrel 1, the medicine applying bead 7 rolls on the skin of the human body, the bottom end of the medicine applying bead 7 restores to the original shape after being separated from the skin, the worm 8 is driven to rotate through the second belt transmission, so that the turbine 9 is driven to rotate, the turbine 9 drives the negative pressure piston 11 to vertically and reciprocally slide in the negative pressure pipe through the connecting rod 10, in the initial state, the upper side separation cavity of the regulating and controlling plate 15 corresponds to the left through hole 37, the lower side separation cavity corresponds to the negative pressure hole 13, the negative pressure tank 4 is communicated with the cavity of the storage barrel 2 on the upper side of the storage piston 18, and at the moment, when the negative pressure piston 11 rises, the gas in the negative pressure tank 4 passes through the lower separation cavity of the regulating and controlling plate 15, the regulating and the upper separation cavity of the regulating and controlling hole 16, The port a of the left Y-shaped pipe 14 enters the cavity of the storage barrel 2, which is positioned at the upper side of the storage piston 18, the pressure intensity of the cavity at the upper side of the storage barrel 2 is increased to press the storage piston 18 to descend, the corrugated pipe 19 extends along with the descending of the storage piston 18, so that the couplant seeps out from the drug seepage hole 6 and is continuously coated on the skin along with the rolling of the drug coating bead 7, the drug coating is realized, the drug coating bead 7 can deform to be more attached to the skin, the drug coating range is wider, the drug coating efficiency is improved, the storage piston 18 is used as a barrier for the couplant and air, the couplant stored in the storage barrel 2 is prevented from being polluted by contacting with the air, the drug quality is ensured, when the negative pressure piston 11 descends, the outside air is sent into the negative pressure tank 4 through the port b of the left Y-shaped pipe 14 to realize gas filling, and preparation is made for the next time that the negative pressure piston 11 ascends to inflate the storage barrel 2, until the medicine is completely smeared;
after detection is finished, the user needs to clean up coupling agent residues, holds the handheld barrel 1 by one hand and places the handheld barrel on the skin, presses the knob 28 by the other hand in the axis direction of the handheld barrel 1 until the conical table 29 is attached to the side wall of the ratchet 25 and cannot be pressed, the first spring 34 is compressed, in the process, the touch rod 27 is jacked up by the conical table 29 to drive the pawl 26 to be separated from the ratchet 25, the ratchet 25 loses the limit, the pressing position is kept and the knob 28 is screwed, the knob 28 drives the screw rod 17 to rotate, the knob 28 is screwed until the knob 28 cannot be screwed, as the screw rod 17 is in threaded fit with the side wall of the negative pressure tank 4, the screw rod 17 moves rightwards due to rotation, the rectangular shaft 38 at the right end of the screw rod 17 slides rightwards in the rectangular groove, the first spring 34 is compressed again, the screw rod 17 moves rightwards to drive the regulating and controlling plate 15 to move rightwards until the right side wall of the regulating and controlling plate 15 is attached to the right side wall of the rectangular cavity 12, so that the upper side of the regulating and the separating cavity 15 correspond to the right through hole 37, at the moment, the negative pressure tank 4 is communicated with the material suction barrel 3, meanwhile, the screw rod 17 rotates to drive the ratchet wheel 25 which is in axial sliding fit with the rectangular shaft 38 of the screw rod 17 to rotate, the ratchet wheel 25 drives the cam 30 to rotate through first belt transmission, the cam 30 presses the limiting rod 31 in the rotating process, the limiting rod 31 descends, the second spring 35 is compressed, the medicine scraping cover 23 loses limitation, deflects under the action of a torsion spring, the tail end of the medicine scraping cover 23 descends to the tail end of a stroke and contacts with skin, the bottom end of the medicine scraping cover 23 deforms and is attached to the skin, it is guaranteed that medicine residues in a moving track are completely scraped, the limiting rod 31 descends to press the scraper 33 to descend through the V-shaped rod 32, the scraper 33 is attached to the surface of the medicine applying bead 7, the attaching position is far away from the axis position of the medicine applying bead 7, the couplant residues hung on the medicine applying bead 7 are hung and fall off onto the skin and are collected by the medicine scraping cover 23, after the knob 28 is twisted, the twisting angle of the knob 28 is kept unchanged, the knob 28 is pulled towards the outer side of the handheld barrel 1, the conical table 29 is gradually separated from the contact rod 27, the pawl 26 is reset to push against the ratchet wheel 25 again, the ratchet wheel 25 is limited, the cam 30 is prevented from being pushed up by the limiting rod 31, then the handheld barrel 1 is held by hand to move along the medicine coating area, the medicine coating bead 7 rolls to drive the negative pressure piston 11 to vertically reciprocate again, the medicine scraping cover 23 also scrapes medicines on the surface of skin and collects dregs hung by the scraping plate 33 and collects the dregs in the material gathering cavity, at the moment, the negative pressure piston 11 rises and exhausts gas in the negative pressure tank 4 to the outside through the lower separation cavity of the regulating plate 15, the regulating hole 16, the upper separation cavity of the regulating plate 15 and the port c of the right Y-shaped pipe 14, the negative pressure piston 11 descends and sucks gas in the material suction barrel 3 into the negative pressure tank 4 through the port d of the right Y-shaped pipe 14, the material suction piston 22 rises to form negative pressure in the material suction pipe 24, so that the medicine in the gathering cavity is sucked into the material suction pipe 24 and is conveyed to the area of the material suction barrel 3 below the material suction piston 22, and the cleaning process is completed;
after cleaning, the handheld barrel 1 is moved to a cleaning area, the sealing cover 20 is unscrewed to enable the corrugated pipe 19 to be communicated with the outside, the storage barrel 2 is located on the upper portion of the storage piston 18 and is communicated with the outside through the exhaust hole 21 in the corrugated pipe 19, the material suction barrel 3 is communicated with the outside through the exhaust pipe 39 and the corrugated pipe 19, the internal air pressure of the storage barrel 2 and the material suction barrel 3 is recovered, the storage piston 18 and the material suction piston 22 are both reset under the action of the tension spring 36, the material suction piston 22 is reset to extrude waste gas medicines in the material suction barrel 3, then the medicine residues are manually cleaned, the sealing cover 20 is screwed after cleaning to be used for the next time, and the couplant in the storage barrel 2 needs to be replenished again after being used.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents, improvements and the like that fall within the spirit and principle of the present invention are intended to be included therein.
Claims (10)
1. A couplant smearing device for ultrasonic examination is characterized by comprising a handheld barrel (1), wherein a storage barrel (2), a suction barrel (3) and a negative pressure tank (4) are fixedly arranged in the handheld barrel (1) at intervals, a storage piston (18), a suction piston (22) and a negative pressure piston (11) are respectively and slidably arranged in the handheld barrel (1), an opening is formed in the upper end of the storage barrel (2) and is in sealing fit with the top wall of the handheld barrel (1), a medicine seepage pipe (5) is communicated with the bottom end of the storage barrel (2), an oval medicine smearing bead (7) rotatably arranged at the bottom end of the handheld barrel (1) is attached to the pipe orifice at the bottom end of the medicine seepage pipe (5), a rotating shaft of the medicine smearing bead (7) is connected with the negative pressure piston (11) through a power mechanism, so that the negative pressure piston (11) vertically and reciprocally slides along with the rolling of the medicine smearing bead (7), a regulation mechanism is arranged on the top wall of the negative pressure tank (4), and the negative pressure tank (4) is independently communicated with the storage barrel (2) or the suction barrel (3), the storage piston (18) is provided with a corrugated pipe (19) communicated with the lower side of the storage barrel (2), the upper end of the corrugated pipe (19) penetrates through and is fixed on the top wall of the handheld barrel (1), one end, extending out of the handheld barrel (1), of the corrugated pipe (19) is provided with a sealing cover (20) in a threaded manner, a plurality of exhaust holes (21) are uniformly distributed between the top wall of the storage barrel (2) and the storage piston (18) of the corrugated pipe (19), and the upper end of the material suction barrel (3) is communicated with an exhaust pipe (39) communicated with the corrugated pipe (19);
storage vat (2) are installed towards inhaling storage bucket (3) one side lateral wall bottom and are scraped medicine cover (23) to rotate, scrape medicine cover (23) and inhale storage bucket (3) lateral wall connection position and be equipped with the torsional spring, it gathers the material chamber to scrape to be equipped with in medicine cover (23), gather the material chamber through inhaling material pipe (24) and inhaling storage bucket (3) bottom intercommunication, ooze medicine pipe (5) towards scraping the vertical slidable mounting of medicine cover (23) one side lateral wall and have with scribble medicine pearl (7) complex scraper blade (33), be equipped with stop gear in handheld section of thick bamboo (1), make scrape medicine cover (23) and scraper blade (33) respectively with human body and scribble medicine pearl (7) separation when smearing the medicine, respectively with human body and scribble medicine pearl (7) laminating when scraping the medicine.
2. The couplant application device for ultrasonic examination of claim 1, regulation and control mechanism is including establishing rectangular cavity (12) at negative pressure jar (4) roof center and with negative pressure jar (4) intercommunication, rectangular cavity (12) roof symmetry is equipped with two through-holes (37), slidable mounting has H shape regulation and control board (15) of all laminating of lower wall on rectangular cavity (12) in rectangular cavity (12), two cantilever connection positions of regulation and control board (15) are equipped with regulation and control hole (16), regulation and control board (15) right-hand member rotates installs lead screw (17) with negative pressure jar (4) lateral wall threaded connection, two through-holes (37) all are connected with Y venturi tube (14), a left side Y venturi tube (14) mouth of pipe and storage vat (2) roof intercommunication, a right side Y venturi tube (14) mouth of pipe and inhale storage vat (3) roof intercommunication, all be equipped with the check valve in two mouths of two Y venturi tubes (14).
3. The couplant smearing device for ultrasonic examination according to claim 1, wherein the limiting mechanism comprises a knob (28) which is axially matched with a screw rod (17) in a sliding manner and penetrates through the side wall of the handheld barrel (1), a first spring (34) is arranged between the knob (28) and the screw rod (17), a ratchet wheel (25) which is axially matched with the screw rod (17) in a sliding manner is rotatably arranged on the right side wall of the negative pressure tank (4), a pawl (26) which is rotatably arranged on the side wall of the negative pressure tank (4) is meshed on the ratchet wheel (25), the pawl (26) and the side wall of the negative pressure tank (4) are connected with a spring piece, an L-shaped contact rod (27) is fixedly arranged on one side of the pawl (26) facing the knob (28), a conical table (29) corresponding to the contact rod (27) is arranged at one end of the knob (28) which extends into the handheld barrel (1), and a cam (30) which is rotatably arranged on the side wall of the handheld barrel (1) is connected with the ratchet wheel (25) through a first belt transmission mechanism, storage vat (2) have V-arrangement pole (32) towards scraping the vertical slidable mounting of medicine cover (23) one side lateral wall, V-arrangement pole (32) upper end fixed mounting has gag lever post (31), be connected with second spring (35) between gag lever post (31) and storage vat (2) lateral wall, gag lever post (31) surface with scrape medicine cover (23) towards the laminating of storage vat (2) one side lateral wall, cam (30) surface and gag lever post (31) laminating, V-arrangement pole (32) other end and scraper blade (33) fixed connection.
4. The couplant application device for ultrasonic examination according to claim 1, wherein the power mechanism comprises a connecting rod (10) rotatably connected with the bottom end of the negative pressure piston (11), the other end of the connecting rod (10) is rotatably connected with a turbine (9) rotatably installed in the handheld barrel (1) in a non-coaxial manner, the turbine (9) is engaged with a worm (8) rotatably installed in the handheld barrel (1), and the worm (8) is connected with a rotating shaft of the drug application bead (7) through a second belt transmission.
5. The couplant smearing device for ultrasonic examination according to claim 1, wherein the storage barrel (2), the material suction barrel (3) and the negative pressure tank (4) are all oval, the bottom end of the storage barrel (2) is in an inverted cone shape, the drug permeation tube (5) is gradually narrowed from top to bottom, the shape of the upper end tube opening of the drug permeation tube (5) is matched with the bottom end outlet of the storage barrel (2), and the shape of the lower end tube opening of the drug permeation tube is matched with the shape of the drug smearing bead (7).
6. The couplant smearing device for ultrasonic examination as claimed in claim 5, wherein an arc plate in clearance fit with the surface of the smearing bead (7) is embedded in the bottom end orifice of the drug permeation tube (5), a plurality of drug permeation holes (6) are uniformly distributed on the arc plate, and the diameters of the drug permeation holes (6) are gradually increased from the middle part of the arc plate to two sides.
7. The couplant application device for ultrasonic examination as claimed in claim 1, wherein the material suction pipe (24) is divided into a fixed pipe fixedly mounted on the outer wall of the medicine scraping cover (23) and a telescopic pipe arranged in a suspended manner, one end of the fixed pipe is communicated with the bottom end of the material gathering cavity, the other end of the fixed pipe is communicated with the telescopic pipe, and the telescopic pipe is communicated with the bottom end of the material suction barrel (3).
8. The couplant smearing device for ultrasonic examination according to claim 1, wherein the bottom end of the handheld barrel (1) is provided with a notch for the medicine scraping cover (23) and the scraper (33) to pass through.
9. The couplant smearing device for ultrasonic examination according to claim 1, wherein the storage piston (18) and the material sucking piston (22) are respectively connected with the top wall of the handheld barrel (1) and the top wall of the material sucking barrel (3) through tension springs (36).
10. The couplant applicator for ultrasonic examination according to claim 1, wherein the bottom ends of the applicator bead (7) and the applicator cover (23) are elastic.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210603942.3A CN114949566A (en) | 2022-05-31 | 2022-05-31 | Coupling agent smearing device for ultrasonic examination |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210603942.3A CN114949566A (en) | 2022-05-31 | 2022-05-31 | Coupling agent smearing device for ultrasonic examination |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN114949566A true CN114949566A (en) | 2022-08-30 |
Family
ID=82957987
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210603942.3A Withdrawn CN114949566A (en) | 2022-05-31 | 2022-05-31 | Coupling agent smearing device for ultrasonic examination |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN114949566A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115317153A (en) * | 2022-09-23 | 2022-11-11 | 不器智能科技(苏州)有限公司 | Adjustable medical ultrasonic detector |
-
2022
- 2022-05-31 CN CN202210603942.3A patent/CN114949566A/en not_active Withdrawn
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115317153A (en) * | 2022-09-23 | 2022-11-11 | 不器智能科技(苏州)有限公司 | Adjustable medical ultrasonic detector |
| CN115317153B (en) * | 2022-09-23 | 2022-12-09 | 不器智能科技(苏州)有限公司 | Adjustable medical ultrasonic detector |
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Application publication date: 20220830 |
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