Class 433/99 - In handpiece

Subclass of Class 433 - Dentistry
Definition: Apparatus wherein an actuator for the means which initiates
No. of patents: 24
Last issue date: 09/20/2011

Number	Title	Issue Date
8021151	Surgical device, in particular a dental device, comprising an instrument and a servo-control module A surgical device includes a manual instrument provided with a rotary motor for driving a tool and at least one sensor for determining at least one operating parameter of the motor (1). The device further includes an electronic servo-control module of the mot...	09/20/2011
7258546	Medical or dental instrument and/or supply unit and/or care unit and/or system for the medical or dental instrument The invention relates to a medical or dental-medical instrument (2) having a memory element (10p) for identification and/or operational parameter data. IN order to extend the range of possible applications of the instrument, the memory element (...	08/21/2007
6952855	Automatic electric toothbrush An motorized electric toothbrush (10) includes a removable brush head (16) and a switch (12) that allows the toothbrush (10) to be used in an “automatic” mode. The “automatic” mode provides for intermittent motorized operation, su...	10/11/2005
6929476	Dental apparatus A dental equipment for cutting teeth, forming root canals and so on. The dental apparatus includes: an actuator for actuating a cutting tool; a load sensor for sensing a load worked in the cutting tool; and a load indicator for making an operator know the load sense...	08/16/2005
6315557	Rotary dental instrument and methods of use A rotary dental instrument for rotating a cutting tool at a repair site of a patient's tooth and providing an irrigating liquid to the repair site. The instrument includes a handpiece having a rotating file coupled to a motor and an irrigating port couple...	11/13/2001
6294302	Toner for developing static image, developer for developing static image, and image forming method It is to easily form a fixed image, especially a full color image, that exhibits a small difference in gloss depending on the fixing conditions of the toner, is excellent in smoothness, exhibits small unevenness of gloss, and has high image quality and hi...	09/25/2001
5453009	Method of and system for dental treatment A dental treatment is performed in accordance with examination of a patient and determination of a required sequence of treatments by a computer, based on the examination results....	09/26/1995
5344317	Electrically powered appliance for oral hygiene The present invention is directed to an appliance for oral hygiene, in particular an oral irrigating apparatus 10, comprising a hand-held unit 12 and a base unit 14 interconnected by a fluid conducting hose 19 and electrical conductors 21, 23. By means of...	09/06/1994
4619614	Rotational coupling device for a dental handpiece having a built-in battery A rotational coupling device for a cordless dental instrument including a motor housing which has a pair of semi-annular projections integrally provided at a rear end thereof with a pair of arc-shaped recesses formed between the coupling projections and s...	10/28/1986
4340368	Dental handpiece or the like A hand held power tool, particularly of the type of a dental handpiece or the like is provided with power shut-off means disposed directly within the handle. The shut-off means is mechanically connected with a suspension means for suspending the hand piec...	07/20/1982
4295829	Tool holder A tool holder having a bent handle and having first and second ends. The holder comprises a head comprising means for receiving the tool. The head is arranged at the first end of the tool holder. The holder further comprises an operating knob arranged int...	10/20/1981
4279596	Dental handpiece A dental handpiece, which has a drive motor part with a drive shaft for rotation in a housing, and a grip section connected to the housing and having a head part with a socket for receiving and mounting a tool for rotation, and a drive train coupled to th...	07/21/1981
4276024	Control systems for dental handpieces A system controls the flow of a drive fluid for driving a tool on a handpiece. The system comprises a drive fluid line communicating with the handpiece and a drive fluid control motor for controlling the flow of the drive fluid in the line. Control means ...	06/30/1981
4243388	Dental hand engine A dental hand engine for driving a reamer for widening root canals, which is characterized in the provision of a control device which electrically senses the time when a forward end of the reamer reaches a radical apex for automatically stopping the engin...	01/06/1981
4205236	Finger operated control system for hand-held appliances An improved control system for hand-held appliances, in particular but not exclusively dental instruments is disclosed. The basic features of the improved control system are a closed or sealed enclosure or container to be mounted on a part of the applianc...	05/27/1980
4183140	Dental stain remover A dental stain remover apparatus for removing stains from teeth comprising a drive casing with a removable handle mounted to the drive casing at an angle to the axis of the drive casing, the drive casing forming a chamber which receives a motor and defini...	01/15/1980
4179814	Tooth cleaning device There is disclosed a tooth cleaning device especially designed and adapted for home use by the general public. The device employs an electric motor coupled by a direct gear drive to a shaft to which may be attached a variety of cleaning, polishing and mas...	12/25/1979
4123845	Self contained power actuated dental appliance A slim-line hand-held battery-operated dental appliance having detachable head for individual use and including carrying and storing case electrified for recharging the appliance in the case....	11/07/1978
4074110	Hand held electric heating device An electrically powered hand-held heating device having an electrical heating member with a sleeve member disposed thereabout for insulating the user's hand from localized heating of the heating member, a body member formed having an enlarged housing port...	02/14/1978
4051337	Dental handpiece switch A handpiece electrical switch assembly is shown comprising a pair of electrical contacts having a dielectric spacer sandwiched between the contacts, the spacer having an opening therein all mounted on the handpiece, and a sliding activator mounted on the ...	09/27/1977
3986263	Dental instrument delivery system A dental instrument delivery system is disclosed that not only provides for the needs of the doctor, but comfortably accommodates the dental assistant. The delivery system comprises a pair of dental units individually mounted on swivels to be positioned a...	10/19/1976
3959883	Hand control system for power hand tools A hand control system for power hand tools comprises a manually operated control means for activating a low current electric signal and means for actuating an operation of the power tool. Circuit means are provided for sensing the low current electric sig...	06/01/1976
3955283	Flexible handpiece mounted control for dental drills This invention discloses a flexible handpiece mounted control for dental drills. Two embodiments are disclosed whereby the control can be mounted externally on a standard handpiece or part of a specially designed handpiece. Both embodiments provide a tube...	05/11/1976
3939599	Polishing device A tooth polishing device wherein a polishing tool is secured to a power drive assembly and the power drive assembly is pivotably mounted in a casing for rotational movement within the casing. A power supply means includes a switch and is coupled to the po...	02/24/1976

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Class 433/99 - In handpiece