277 results about "Oral irrigator" patented technology

According to one broad aspect of one embodiment of the present invention, disclosed herein is a hand held oral irrigation device having a tip for dispensing fluids. In one example, an oral irrigation device includes a body portion, and a reservoir for storing fluids, wherein the body and / or the reservoir define a first major diameter at a lower end of the oral irrigation device, and define a second major diameter at an upper end of the oral irrigation device, the first major diameter being larger than the second major diameter. In this example, by providing such a geometry for the device, a user can grasp the device with one hand about the second major diameter during use. In another example, the body includes a pump for pumping fluids from the reservoir to the tip, wherein the pump includes an inlet valve and an outlet valve, the inlet valve including a reed valve made of flexible fabric material. The outlet valve may also include a reed valve made of flexible fabric material.

The present invention is an oral irrigator comprising a pump, a discharge nozzle and a pressure control. The pump has a generally constant operating speed and feeds the discharge nozzle. The pressure control is adapted to modify a discharge pressure at the nozzle without a significant change in pump speed. The pressure control modifies a level of fluid flow restriction between the pump and the nozzle. The modification of the level of fluid flow restriction is accomplished by modifying aspects of a fluid flow path extending through the pressure control. The aspects modified include the diameter, length and / or number of direction changes of the fluid flow path.

The present invention is an oral irrigator comprising a pump, a discharge nozzle and a pressure control. The pump has a generally constant operating speed and feeds the discharge nozzle. The pressure control is adapted to modify a discharge pressure at the nozzle without a significant change in pump speed. The pressure control modifies a level of fluid flow restriction between the pump and the nozzle. The modification of the level of fluid flow restriction is accomplished by modifying aspects of a fluid flow path extending through the pressure control. The aspects modified include the diameter, length and / or number of direction changes of the fluid flow path.

A oral irrigator tip for an oral irrigator. The oral irrigator tip may include a shaft portion with a base, an apex, and a transitional portion linking the base to the apex. The shaft portion may be straight or angled. The shaft portion may be hollow from the base to the apex to define a fluid passage, thus permitting fluid to flow along the shaft portion. A retaining feature may be formed on the shaft portion to facilitate retention of the oral irrigator tip by an oral irrigator. A connector may join a nozzle to the shaft portion. Attached to the connector may be a bristle element, which may include multiple individual bristles glued or otherwise affixed to the connector. The bristles may be arranged in a circular pattern; water may flow around the individual bristles or through the center of the bristles.

A pump for an oral irrigator includes a pump chassis, an eccentric end plate movably connected to the pump chassis, a first alignment shaft connected to the pump chassis, a second alignment shaft connected to the eccentric end plate, a first gear rotating around a longitudinal axis of the first alignment shaft, and a second gear engaging the first gear and rotating around a longitudinal axis of the second alignment shaft. By selectively moving the eccentric end plate relative to the pump chassis selectively moves the second gear relative to the first gear.

A structure for separating a discharge nozzle of an oral irrigator includes a first discharge path formed in one side of the irrigator body, a water pressure control lever rotatably arranged above the first discharge path and having a second discharge path in the other side of the irrigator body, a release button section provided on an upper portion of the water pressure control lever and into which the discharge nozzle is inserted and engaged, and configured, when pushed, to be bent so as to release the engaged discharge nozzle, and a locking section provided in the release button section and water pressure control lever to control a pushing operation of the release button section depending upon whether the first discharge path is open or blocked.

An oral irrigation device including a reservoir, a tip, and a pump. The pump is operative to draw fluid from the reservoir and propel the fluid to the tip. The pump includes a pump body fluidly connected to the reservoir and the tip, the pump body having an interior wall defining a pump chamber, the pump chamber terminating in an open end and a force exerting assembly that is receive within the pump chamber. The force exerting assembly is movable between a first position and a second position and includes a force exerting member and a compressible sealing member received around the force exerting member. The sealing member engages the interior wall of the pump body during movement from the first position to the second position and movement from the second position to the first position to prevent fluids from escaping the open end of the pump body.

This portable appliance can be used to clean teeth by liquid (water or solution) containing dissolved ozone, which is a potent oxidizer and germ killer. Preferably, its cleaning action is enhanced by pulsations of the liquid stream. The dissolved ozone can reduce or eliminate gingivitis, gum bleeding, bad breath, teeth stains, and harmful oral bacteria. This appliance can also be used for nasal irrigation for sinusitis treatment and for ear irrigation, eye care, and general cleaning. Additionally, since its output pump is independent of the ozone dissolving system, the ozone dissolving system can be configured as an add on device for an oral irrigator such as a Water Pik™ manufactured by WaterPik Technologies, Inc. In this configuration, the ozonated liquid is delivered by either gravity or pumped flow, to the original reservoir connection with the irrigator serving as the delivery portion of this invention.

According to one broad aspect of one embodiment of the present invention, disclosed herein is a hand held oral irrigation device having a tip for dispensing fluids. In one example, an oral irrigation device includes a body portion, and a reservoir for storing fluids, wherein the body and / or the reservoir define a first major diameter at a lower end of the oral irrigation device, and define a second major diameter at an upper end of the oral irrigation device, the first major diameter being larger than the second major diameter. In this example, by providing such a geometry for the device, a user can grasp the device with one hand about the second major diameter during use. In another example, the body includes a pump for pumping fluids from the reservoir to the tip, wherein the pump includes an inlet valve and an outlet valve, the inlet valve including a reed valve made of flexible fabric material. The outlet valve may also include a reed valve made of flexible fabric material.

A structure for separating a discharge nozzle of an oral irrigator includes a first discharge path formed in one side of the irrigator body, a water pressure control lever rotatably arranged above the first discharge path and having a second discharge path in the other side of the irrigator body, a release button section provided on an upper portion of the water pressure control lever and into which the discharge nozzle is inserted and engaged, and configured, when pushed, to be bent so as to release the engaged discharge nozzle, and a locking section provided in the release button section and water pressure control lever to control a pushing operation of the release button section depending upon whether the first discharge path is open or blocked.

An oral irrigator contains: a body, a water tank and a detachable jet tip which are both in connection with the body, a power device and a control device Which are both accommodated in the body. The power device is configured to deliver water from the water tank to the detachable jet tip. The power device includes a first outlet defined thereon and configured to discharge the water, a delivery tube connecting with the first outlet, and a first seal element configured to stop water flowing into the body from the power device so that the water discharges out of the first outlet.

The embodiment of the invention discloses an output control method and system of an oral irrigator. The method comprises: sending a pulse width modulation signal to a driver module to control the rotational speed of a motor; obtaining the target voltage value in a current gear position, and obtaining the input voltage value of a power supply module according to a preset time interval; according toratio of the target voltage value and the input voltage value, adjusting the duty cycle of the pulse width modulation signal; and controlling the terminal voltage value of the motor according to theadjusted pulse width modulation signal. Through the above method, the duty cycle of a pulse width modulation signal can be updated in real time according to the change of the input voltage value of apower supply module, so that the voltages at both ends of a motor can stabilized, thus oral irrigator can have a stable water pressure output, which enhances the tooth cleaning effect of the oral irrigator, and improves the user experience.

The invention provides an intelligent function of an oral irrigator and a detection algorithm of the intelligent function. The oral irrigator comprises an electric quantity detection circuit, a CPU master controller, a motor detection circuit and a motor. The motor detection circuit is used for detecting the running state of the motor and feeding back the running state to the CPU master controller; and the electric quantity detection circuit is used for sending acquired electric quantity information to the CPU master controller. In the invention, when it detects that a water tank is empty, water stops; when it detects that a motor gear is jammed or a nozzle is blocked by foreign matters, water stops automatically, and a user is reminded; and when it detects that power failure is caused dueto the fact that a motor needs large current during working, water stops ahead of time. When the motor just runs, water outlet intensity is slowly increased according to time, an anti-splashing function is fulfilled, and the experience effect of the oral irrigator is improved.

A oral irrigator device (10) for cleaning teeth, including a system (14) for producing a stream of liquid / air bursts and a nozzle (16) connected to the system, and through which the stream of liquid / air bursts are directed. The nozzle can include a guidance tip (26) including a base portion (30), a tip portion (28), and an orifice (31) through which the stream of liquid / air bursts exits at a flow output pattern, and a flow output pattern selection mechanism (90, 90′) connected to or positioned within the guidance tip. A flow output pattern selection mechanism can be configured to be selectively actuated and to vary, upon the actuation the flow output pattern between a first flow output pattern to at least a second flow output pattern.

The invention relates to an intelligent portable oral irrigator and a control method thereof. The intelligent portable oral irrigator comprises an oral irrigator host machine, wherein the oral irrigator host machine comprises a shell, a water pump component, a storage battery and a control circuit board; the water pump component, the storage battery and the control circuit board are arranged inside the shell; the water pump component is provided with a pump body, a driving motor, a water outlet nozzle and a water inlet nozzle; the driving motor is connected with the pump body in a driving way; the pump body is respectively communicated with the water outlet nozzle and the water inlet nozzle; the shell is provided with a water inlet and a water outlet which respectively correspond to the water outlet nozzle and the water inlet nozzle; the storage battery and the driving motor are electrically connected with the control circuit board respectively; the control circuit board is provided with a Bluetooth module, a Bluetooth state indicator, a charging circuit and a battery state indicator; a display panel with a transmittance position is arranged on the surface of the shell; and the Bluetooth state indicator and the battery state indicator are positioned on the back surface of the display panel. The Bluetooth module can be wirelessly connected with an intelligent mobile phone and other Bluetooth equipment and can realize control through a mobile phone APP (Application), and promotion of the working mode of the oral irrigator host machine is facilitated.

A portable oral irrigator includes a charging seat assembly, a water container assembly, a housing assembly and a pump assembly. The charging seat assembly includes a charging seat base, a transparent charging seat member on the charging seat base, a first control board in the charging seat base, a first light guide line in the transparent charging seat member, a second light guide line in the charging seat base, a charging seat cover on the transparent charging seat member, and a charging socket projecting out of the charging seat cover. With provision of the charging seat assembly, the water container assembly, the housing assembly and the pump assembly, the pump unit draws water from the water container body and exits the water through the nozzle. The first and second light guide lines and the light guide strip emit light to indicate a current state of the oral irrigator.

An oral irrigator includes a sprayer, a spray lance, a control switch, a vessel, a water pipe and a water volume stepless adjustment device. The water volume stepless adjustment device includes an adjusting switch, a controller and a signal output device. A signal output by the controller can be continuously adjusted for adjusting the adjusting switch to continuously adjust the magnitude of pressure of a fluid sprayed from the spray lance. When a user uses the oral irrigator, the user can adjust the water pressure according to personal tolerance and preferences until feeling most comfortable, thereby greatly enhancing the cleaning effect and comfort of the oral irrigator in a using process. The oral irrigator can also be connected to an oral observation instrument, so that under direct vision, the water volume is adjusted, the teeth and the oral cavity are cleaned, and the cleaning process can be shot and photographed.

The invention discloses a portable air-liquid mixing oral irrigator. The oral irrigator comprises a flow duct, a locking assembly and a machine body, and the flow duct is fixed on the machine body through the locking assembly; the machine body is internally provided with a water storage tank, a pneumatic pump, a battery, an air supply port and a water supply port, the water storage tank is provided with an air compression port and a high-pressure liquid outlet, the water supply port communicates with the high-pressure liquid outlet through a water supply pipe, the air supply port communicateswith the pneumatic pump through an air supply pipe, and the air compression port communicates with the pneumatic pump; and the flow duct comprises an air duct and a water duct, the air duct sleeves the outer side of the water duct and is fixed on the water duct, the water duct comprises a water inlet, a water guide cavity and a water outlet which are sequentially connected, the water duct and theair duct form an air guide cavity together, and the air duct is provided with an air inlet communicating with the air guide cavity and a plurality of air outlets communicating with the air guide cavity. The invention provides the portable air-liquid mixing oral irrigator. The oral irrigator has the advantages of portability, capability of mixing air and liquid, and better tooth irrigation effect with mixed fluid for tooth irrigation.

The invention relates to an oral irrigator. The oral irrigator structurally comprises a spray nozzle, an irrigator body assembly and a wireless inductive charging base. The spray nozzle is connected with the irrigator body assembly, the irrigator body assembly is fixed to the wireless inductive charging base component, and an irrigator body can be charged. An inner upper part assembly is connected to an upper-portion cavity of a handle, an inner lower part assembly is connected to a lower-portion cavity of the handle, and the two cavities are separated by a partition plate. A water pump is arranged in the inner upper part assembly, a water inlet valve plate and a water outlet valve plate are arranged in the water pump, the valve plates are opened or closed by utilizing a piston and a connecting rod in the water pump, water in a pump cavity in the inner upper part assembly flows in a sealed cavity formed by the upper portion of the handle, the partition plate and the inner lower part assembly and does not flow into the inner lower part assembly, a PCBA and a motor on the inner lower part assembly are isolated from the water, damage caused by contact with water does not occur, normal usage of the PCBA and the motor in the oral irrigator is ensured, and the problem that PCBA and motor damage caused by water leakage of water pumps of other brands of oral irrigators and accordingly the service life is not long enough is solved.

A nasal nebulizer contains a main canister with at least one air exit port and an insert with at least one fluid channel. The fluid channel ends in a common bell housing above a base of the insert, which rests within the canister. The insert and the canister may form one integral unit for single usage, where a cap plugs the air exit port and the fluid channel, allowing for the transport or long-term storage of fluids within the nebulizer device. The insert may include an extension extending out to the canister and a vertical groove may extend down the fluid channel to a hole in the extension, which upon use helps create a vacuum that pulls in deflected fluid for re-use. The nebulizer may also contain a filter surrounding the tube portion near the top of the canister to catch any extraneous matter expelled from the nose during usage.

The invention relates to a water pump structure of a portable oral irrigator. The portable oral irrigator comprises an oral irrigator host, wherein the oral irrigator host comprises a housing and a water pump assembly; the water pump assembly is arranged in the housing and is provided with a pump body, a drive motor, a water outlet nozzle and a water inlet nozzle; the housing is provided with a water inlet and a water outlet corresponding to the water outlet nozzle and the water inlet nozzle separately; the drive motor is vertically arranged; an output shaft of the drive motor is in transmission connection with the pump body through a straight gear and an end surface gear; the end surface gear is vertically and rotationally arranged in the housing; the pump body comprises a pump cylinder, a piston rod and a pumping piston head; the pump cylinder is a three-way pipe; the pumping piston head is arranged in one end of the pump cylinder and the other two ends of the pump cylinder are communicated with the water outlet nozzle and the water inlet nozzle respectively; and one end of the piston rod is connected with the pumping piston head and the other end is in eccentric running fit with the end surface gear. The pumping piston head is controlled through an eccentric driving mechanism to continuously move in the pump cylinder in a reciprocating manner, so that continuous pumping is achieved to reach the target of reliably working.

The invention provides a multifunctional oral irrigator and a spray head. The spray head comprises a spray rod and a nozzle arranged at one end of the spray rod, wherein a plurality of spray holes areformed in the nozzle, and a plurality of channels connected with the spray holes respectively are formed in the spray rod. The multifunctional oral irrigator comprises a main machine and the spray head, wherein the main machine comprises a machine shell, a water outlet pipe arranged in the machine shell and a multi-way valve used for controlling the water outlet pipe to be communicated with the multiple channels of the spray head, and an inserting opening for exposing the multi-way valve is formed in the machine shell. The technical scheme comprises a multifunctional oral irrigator. Accordingto the invention, the spray head of the embodiment is used in the multifunctional oral irrigator, wherein the multi-way valve is arranged in the main machine so as to control the different spray holes to spray the irrigation liquid, and therefore the corresponding spray holes can be selected to spray the irrigation liquid according to different tooth conditions, the spray head does not need to bereplaced, and use is convenient.

The invention discloses a nasal irrigator, and belongs to the field of daily necessities. A function body is provided with a control switch, the control switch is connected with a motor, the motor isstarted, a water suction pump extracts normal saline or liquid medicines from a water tank through a water suction pipe, the normal saline or liquid medicines are conveyed to a nasal irrigator head through a water conveying pipe, noses are irrigated, and a connecting rotating shaft connected with the motor rotates to drive a rolling rotating shaft to run, so that uniform 360-degree spraying and irrigating of the nasal irrigator head in a nasal cavity is achieved. The nasal irrigator is provided with a multifunctional control button, the control button controls stirring bars in the water tank to stir and mix washing liquor, medicines are uniformly stirred and sufficiently fused when being mixed, the control button controls a constant-temperature heater to work in the water tank, the temperature of a human body is about 37 DEG C, heating temperature is set, over-cold or over-hot liquid medicines cannot enter the nasal cavity, the nasal cavity cannot be stimulated, comfort of the human body is given when the nasal cavity of the human body is irrigated, the multifunctional control button can set impulse strength and control water outlet strength of the nasal irrigator head, and the spraying amount of the liquid medicines is controlled as required.

The invention provides an oral irrigator control method and device and an oral irrigator, and relates to the technical field of electric appliance control. The oral irrigator control method comprisesthe following steps: firstly, receiving a starting instruction sent by a user; then acquiring a current working mode of the oral irrigator; and controlling the oral irrigator to be started at initialwater pressure and gradually enhancing the water pressure in a pre-set time period so that the water pressure of the oral irrigator reaches target water pressure of the current working mode, and furthermore, gingival bleeding caused by the reason that teeth are irrigated by utilizing instant strong water pressure can be prevented. The experience feeling and cleaning comfort of the oral irrigator are effectively improved.

The invention discloses an oral irrigator which comprises a nozzle, a main shell and a moveable shell, wherein a pump component is arranged in a waterproof accommodation cavity of the main shell and communicates with the nozzle; the moveable shell is moveably connected with the main shell and is sealed by a first seal part which is positioned on the moveable shell; and the pump component communicates with a second cavity inside the moveable shell. A pressure adjusting structure is arranged on the inner side wall of the moveable shell, so that the consequence that remaining water cannot be usedas a water storage tank is at a vacuum state inside is avoided, and the utilization rate of a liquid in the water storage tank is increased; the volume can be freely increased on the basis of an inherent volume of a water tank, and not only is the volume not increased, but also the oral irrigator is convenient to carry over; the nozzle can be smartly designed and put into the water storage tank,so that is not only prevented from contamination, but also convenient to contain, takes a small space and is portable indeed; and the main shell and the moveable shell are in detachable connection, sothat the oral irrigator is convenient to maintain and clean, bacteria are not easy to propagate, and health of a user can be well facilitated.

The invention relates to the technical field of oral irrigators, and specifically discloses a water-proof oral irrigator. The water-proof oral irrigator comprises a water storage shell, an inner shellin the water storage shell, a machine core and a charging battery which are arranged in the inner shell, and further comprises a water-proof connector and a protective cover, wherein the water-proofconnector comprises an insulator, a conductive terminal and a first sealing ring, the insulator is arranged in the inner shell, the conductive terminal is embedded in the insulator, the first sealingring is sheathed outside the insulator, the protective cover is arranged in the inner shell in a rotating manner, the protective cover covers the water-proof connector so as to prevent external waterfrom entering the water-proof connector, the first sealing ring prevents external water from entering the inner shell through a gap between the insulator and the inner shell, the conductive terminal is embedded in the insulator so as to prevent external water from entering the inner shell through a gap between the conductive terminal and the insulator, so that the oral irrigator has better water-proof performance, and the risk of damage of the oral irrigator due to external water entering the oral irrigator is lowered.

The invention discloses a water pump of an oral irrigator and the oral irrigator. The water pump of the oral irrigator comprises a control panel, a spring, an outer shell and a magnetic induction assembly. The outer shell comprises a first shell body and a second shell body, the control panel is installed on the second shell body, and a first cylindrical cavity and a second cylindrical cavity which are communicated and coaxial are formed in the first shell body and the second shell body. The magnetic induction assembly is arranged in the first cylindrical cavity and the second cylindrical cavity. The magnetic induction assembly comprises a stator electromagnetic coil assembly and a rotor assembly. One part of the rotor assembly is arranged in the stator electromagnetic coil assembly in a penetrating mode. The rotor assembly comprises a connecting shaft, a piston, a magnet and a magnetic ring. The piston, the magnet and the magnetic ring are all arranged on a connecting shaft in a sleeving mode, one end of the spring is connected to one end of the connecting shaft, and the magnetic ring is arranged close to the spring and further located outside the stator electromagnetic coil assembly. The efficiency of the water pump is improved, a gear assembly is omitted, noise of the gear assembly is reduced, and the structure is made simpler.