JPS62204743A - Dental therapy apparatus - Google Patents

Abstract

(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.

Description

[Detailed description of the invention] Industrial applications This application relates to a dental treatment device.

BACKGROUND TECHNOLOGY AND PROBLEMS Conventionally, a hand-held member comprising an electric actuating portion T- is connected to a flexible hose led out from its rear end to a transformer and actuator for supplying necessary operating power to the hand-held member. An operating box with a power supply circuit and an operating box for example a dental unit? A dental treatment device comprising a connecting member connected to a power supply section of the 88 treatment device body is well known. Ultrasonic scaler or root canal cleaning device or 6 equipped with a vibrating element operated by electric current
A high-frequency current is generated by a voltage of 00V, and this high-frequency current is applied to the blade body to cut and treat meat such as W. There are laser therapy devices that irradiate the affected area.

By the way, in the case of any of the above-mentioned treatment devices, in addition to the operating power supply circuit inside the operating box, a dedicated transformer is built into the treatment equipment to convert the commercial power supply to the required operating voltage, so the weight is reduced. It is heavy and inconvenient to handle, and when used on a T-treatment table, an uneven load is applied to the table, impairing the mechanical stability of the shift table. It was also undesirable to equip each treatment device with its own transformer.

Purpose, Examples, and Effects Therefore, the present application is equipped with a variable transformer equipped with a tap switching circuit on the main body side of the treatment device, and the treatment a! Selects an operating voltage suitable for operating the treatment device by receiving a unique signal from the device. By supplying the necessary fluid to the 8# appliance along with its operating voltage, the dedicated transformer provided in the conventional operating box is omitted, eliminating the inconveniences of the conventional device. Examples of the present application will also be described in detail.

A shows the main body of the treatment device for a dental unit equipped with a common joint member (1) at a proper place on the wall, and inside the main body A, information signals guided from the joint member (1; Identify the signal and press the operation switch t8+ (D
an identification command circuit (2) that commands the required operation based on the f't motion signal, and switches the secondary side tap of the variable transformer (3) in response to the command signal from the identification command circuit (2). Connected f? 3# A tap switching circuit (4) that selects an operating voltage necessary for operating the appliance and supplies the voltage to the joint member (1).
), and upon receiving the command signal, Wrl! For example, in the case of an ultrasonic scaler, a fluid supply circuit (5) is provided to select a water circuit and supply it to the joint member (1). A commercial power source (6) is connected to the fluid supply circuit (5), and a fluid supply hot water (7) is connected to the fluid supply circuit (5). As shown in FIG. 2, the joint member (1) has an insertion barrel αa protruding from the middle to upper front surface of a plate-shaped base (91), and an inclined end portion of the insertion barrel αa. A small diameter fitting protrusion (12) is protruded through the part (1) J), and this joint member (
1) The tap switching circuit (
41 and a pair of link-shaped connecting parts Katazumi 3. (13
and a circumferential groove I- communicating with the fluid supply circuit (5). αS is a reading signal terminal consisting of a pair of ring-shaped connection terminals (16) and Q61 arranged in the same circular shape on the front end surface of the base (9;), and this signal terminal haze is located on the base (9). The identification command circuit (2) is connected to the identification command circuit (2).

B (Ba to Bc) are selectively rotatably and detachably connected to the joint member (1) of the device main body A, and at the time of connection, read signal terminals α provided on the joint member (1)
9 shows a variety of treatment instruments that can be accommodated with a reading weir signal contact αη that comes into sliding contact with the handle member B.
ngh to α audience] and a flexible hose (19 [: (lk
α9c] to α9c], a connecting member ■ [West to 1201r) rotatably and detachably connected to the joint member (1),
A voltage selected by the tap switching circuit (4) is received through the coupling member (1), and is applied to the electrically actuated part of the therapeutic instrument, such as high-speed AT current, ultrasonic wave, etc. (Consists of an i7 power supply circuit Q1 and an actuation box that is held on, for example, a treatment table and has a fluid flow path), Each of the connecting members (■) has an opening roll at the rear surface at the rear end shaft center portion, and an insertion shaft tube U for the joint member (1).
A fitting recess into which α is tightly fitted, and a small-diameter insertion hole which is tightly fitted with a housing protrusion α2 connected to the front end of this fitting opening (c), and furthermore, the reading A specific signal source, for example a resistor, connected to the signal contact side is included.

FIG. 2 shows a cross section of the main part of the connecting member in the ultrasonic scaler Ba. The link-shaped connection piece/131. Connect with Q3' and the flexible hose is 0! ! The energizing path (to) for generating ultrasonic current is inserted through the flfc cord inserted into the a, and the water is connected to the spout of the tip head through the passageway that communicates with the circumferential groove I and is inserted into the flexible hose Q9a. A third waterway is provided for supplying water.
1i9 (() shows a cross section of the main part of the connecting member b in the electric scalpel Bl).
Hook-shaped connecting piece α3. (An energizing path (2) is provided that connects to the flexible hose (L9b) and supplies a voltage of, for example, 600V to the operating power supply circuit CI!Ilb for generating high-frequency tfL. Also, the same figure (
B) shows a cross section of the main part of the connecting member cAc in the laser treatment instrument Bf, and this connecting member cAc has the ring-shaped connecting part 3. Operating power supply circuit c!, which consists of a laser oscillator, is connected to α3 through a cord inserted through flexible hose CL9c! For example, I-j is provided with an energizing path for supplying a voltage of 9V to Ilc.

However, when using an ultrasonic scaler, the joint member (
1) Connect the connecting member of the ultrasonic scaler. Then, the connecting member (a) a communicates with the water fluid supply circuit (5) and the water channel via the flexible hose (191!L and operation box +22) a, and the tap switching circuit ( 4
) and the operating power supply circuit 12) 1a are connected, and the reading signal contact t1η is pressed into contact with the reading signal terminal 09 to connect the identification command circuit (2+ is the unique signal source C5a set in the connecting member). Read the value 0 and from this state, for example, if you operate the υ operation switch (81) by operating the hood,
The command signal from the identification command circuit (2) operates the water fluid supply circuit (5) necessary for the operation of the ultrasonic scaler Ba, and the command signal causes the tap switching circuit (41 to operate the ultrasonic scaler Ba). Select the tap with the required voltage of 24V, and connect this to the operating power supply port of the operating box.
t2) 1a K is energized, and f'F and the dynamic power supply circuit C generate ultrasonic current to supply water and energize the ultrasonic vibrator, and the ultrasonic vibrator lifts the scaler chip. At the same time, water is directed from the spout to the scaler chip.

1 again! Of course, when using the scalpel b or the laser treatment instrument Be, the connecting members of the electric knife Bb or the laser treatment instrument Be are connected to the joint member (1). Then, the tap switching circuit (4) and the operating power supply circuit c! ]T
o to I2) 1e are connected, and the reading signal terminal (
A reading signal contact (171) is brought into pressure contact with 15), and the selection command circuit (2) reads the value of the signal source unique to the device set in 1) the scalpel Bb to the laser treatment instrument Bc, respectively. From this state, for example, when the operation switch (81) is operated by operating the hood, the command signal from the identification command circuit (2)
The tap switching circuit (41 selects the tap with the voltage 600V to 9V necessary for the operation of the electric knife Bb or the laser treatment device Be, and this is the operation box C22)b or the operating power supply circuit for the crosspiece (2) To to C The operating power supply circuits c!1tb to Cue generate a high frequency current or operate a laser oscillator, and in the electric scalpel Bb, the high frequency current is applied to the blade body to operate the blade body. E7'
A laser beam is output from the C laser treatment instrument Be.

Note that in the above embodiment, the tap switching circuit (4) and the fluid supply circuit (
5), and a function to send the set voltage and fluid to the joint member (1) by operating the operation switch (8+). However, as shown in Fig. 4, the joint member (1)
A switch (7) is provided between the tap switching circuit +41 and the fluid supply circuit (5), and this switch (ω) is operated by the operation of the operation switch (81) to transfer voltage and fluid to the coupling member ( 1) may be sent.

In the above embodiment, a resistor is used as a means for identifying various hand-held members for the unique signal provided in the connecting member of each treatment instrument, and this resistance value is read by the identification command circuit (2) and used to identify the treatment instrument. The following case is constructed so as to operate the working medium supply source necessary for operation, and instead of a resistor, a coil is attached to either the hand-held member or the joint member (1) that connects it. On the other hand, it consists of a core that is inserted into the coil when connected, and the system reads changes in the inductance value of the coil.Other signal medium means include changes in nitrogen pressure, changes in light intensity, and changes due to the position of the gas contact point. A method of identifying the type of the hand-held member by using the following may be adopted as appropriate.

According to the present application, what is the effect of the invention? 8 A variable transformer equipped with a tap switching circuit is installed on the main body of the treatment device, receives a specific signal from the treatment device, and selects the operating voltage suitable for the operation of the treatment device. By supplying the necessary fluid to the 8#I instrument along with its operating voltage, the dedicated transformer provided in the conventional operating box is omitted, making the treatment instrument lighter and easier to handle. It is very convenient, there is no risk of unbalanced loads being applied to the treatment table, etc., it is economical because the transformer can be shared, and it is convenient for maintenance and inspection.

[Brief explanation of drawings]

The drawings show the embodiment of the present application, and the main reason is the overall configuration diagram and the second
The figure is an explanatory diagram showing the relationship between the connecting member of the ultrasonic scaler and the joint member, Figure 3 B) and (B) are vertical cross sections of the main parts of the connecting member of the electric scalpel and semiconductor laser treatment instrument, and Figure 4 The figure is an overall configuration diagram showing another embodiment. In the figure, (1) is the joint member, (2) is the identification command circuit, and C31.
is a variable transformer, (4) is a tap switching circuit, (5) is a fluid supply circuit, (81 is an operation switch, aS is a reading signal terminal, a8 is a handheld member, 4g is a flexible hose, ■ is a connecting member , (2) 1 is the operating power supply circuit, n is the operating box, ■ is the unique signal source, ■, I281. (2!J is the energizing path, ■ is the waterway, (to) is the switch, A is the treatment device Main body, B
is a therapeutic device.

Claims (7)

[Claims] (1) There is a variable transformer inside, a tap switching circuit that selects the secondary tap of the variable transformer, and a tap switching circuit that reads signals unique to each type of treatment equipment, and uses the read signals to determine the voltage necessary for operating the treatment equipment. an identification command circuit that selects the tap switching circuit in order to obtain the selected tap switching circuit; an operation switch for controlling voltage and delivery of fluid from the fluid supply circuit; an operating power passage connected to the tap changeover circuit at a proper position on the side wall; and a flow passage for delivering the fluid from the fluid supply circuit; , a treatment device body such as a dental unit comprising a joint member having a reading section connected to the identification command circuit, and a flexible body led out from the rear end of the hand-held member having an electrically actuating section and a required fluid passage. an actuating box having an actuating power supply circuit for receiving a selected voltage from the tap switching circuit and converting it into electrical energy necessary for actuating the electrical actuating section;
A plurality of treatment instruments are formed by connecting the joint member and a connecting member detachably connected, and the operating power supply circuit is connected to the connecting member via an electric circuit built in the flexible hose. an energizing path for supplying the output from the tap switching circuit to the tap switching circuit; a unique signal source; means for connecting the unique signal source to the reading unit; and supplying the required fluid to the hand-held member via a flexible hose. A dental treatment device characterized in that it is equipped with communication means. (2) The dental treatment apparatus according to claim 1, wherein the identification command circuit has a function of controlling the selected voltage of the tap switching circuit and the delivery of fluid from the fluid supply circuit by means of an operation switch. (3) A patent claim comprising means for controlling the selected voltage of the tap switching circuit and the delivery of fluid from the fluid supply circuit by means of an operation switch between the coupling member and the tap switching circuit and the fluid supply circuit. The dental treatment device according to scope 1. (4) the output tap of the variable transformer is at least 600V;
The dental treatment device according to claim 1, 2 or 3, comprising taps for 24V and 9V. (5) The dental treatment apparatus according to claim 1, 2, 3, or 4, wherein the unique signal source is set by a resistance value. (6) The dental treatment apparatus according to claim 1, 2, 3, or 4, wherein the unique signal source is set by varying the inductance. (7) Dental treatment according to claim 1, 2, 3, 4, 5, or 6, in which a joint member and a hand-held member are rotatably and detachably connected. Device.