JPH11346996A - Dental treatment equipment holder and oral cavity lighting system - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a compact and light-weight holder having good operability and to facilitate sure cash processing or the like. SOLUTION: An equipment holder 2 has an equipment fixing space for inserting and holding the grip part of a hand-held treating equipment for dental surgery, is formed roughly in a cylindrical shape as a whole, and has a light guiding member holding part 10 integrally formed such that a light guiding member 3 is fixed detachably to its outer peripheral part. The light guiding member 3 is provided with a light guiding pipe 11 detachably fixed to the light guiding member holding part 10, and an optical fiber cable 13 for guiding an illuminating light from a light source device 4.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a dental treatment instrument holder and an intraoral lighting device suitable for performing dental treatment using a hand-held dental treatment instrument such as a dental mirror or a dental explorer.

[0002]

2. Description of the Related Art In dental treatment and diagnosis, it is indispensable to illuminate the inside of a patient's mouth with a sufficient brightness to every corner for efficient and accurate treatment and diagnosis. In the examination room, the inside of the oral cavity is illuminated by external illumination by an operating light illuminator provided in the treatment unit. However, such external lighting devices
When a doctor or the like tries to look into the oral cavity, there is a problem that sufficient illumination cannot be performed because the illumination light is blocked by the head or the like.

On the other hand, dental examinations are performed not only in well-equipped examination rooms, but also in group examinations at schools and workplaces. In the dental checkup in such a place, it is difficult to illuminate the examinee's mouth with sufficient brightness because the above-mentioned dedicated surgical light illumination device cannot be installed. For this reason, in a group dental checkup, there were cases where accurate diagnosis could not be made at all, and the efficiency was reduced.

In order to solve the above-mentioned problems, for example, a cutting treatment instrument such as a turbine or an engine has a built-in light source, and the treatment portion is directly illuminated by illumination light emitted from the light source. There is also provided one capable of performing a precise cutting treatment. However, hand-held treatment instruments such as dental mirrors and dental explorers that are frequently used are required to be lightweight and have good operability and are relatively inexpensive. Not provided. Further, these hand-held medical instruments must have a simple structure because they must be subjected to a large amount of sterilization and disinfection for each examiner at the time of a group dental checkup or the like.

For example, Japanese Patent Application Laid-Open No. Hei 7-23905, "Dental Mirror Holder" discloses a mirror holder in which a dental mirror is detachably mounted and a light source is built in at the tip. Such a mirror holder is characterized in that illumination light emitted from a light source illuminates the inside of an oral cavity of a patient or the like via a mirror, so that efficient illumination is performed without a special illumination device.

[0006]

As described above, a hand-held therapeutic instrument is lightweight, has good operability, is relatively inexpensive, and can easily and reliably perform sterilization, sterilization and disinfection. There must be. The above-mentioned characteristics of the dental mirror itself are maintained in the prior application mirror holder by detachably mounting the dental mirror. However, the mirror holder of the prior application requires sterilization treatment or the like because the blood or saliva of the patient may adhere to the patient during treatment, but a power supply, a battery, a switch mechanism, or the like is built in. Therefore, there is a problem that it is difficult to perform a process by disinfecting a chemical solution or the like, and a troublesome and reliable process cannot be performed.

Further, the prior application mirror holder has a problem in that the light source and its power supply are built in, and the mirror holder becomes large and heavy, thereby impairing the operability as a whole and putting a heavy burden on the user. Further, since it is difficult for the prior application mirror holder to include a light source having a sufficient amount of light in the limited space, it is possible to illuminate the inside of the oral cavity of a patient or the like with sufficient brightness to every corner. There is a problem that it is difficult.

Accordingly, the present invention is proposed to provide a holder for a dental treatment instrument and an intraoral lighting device capable of performing sterilization treatment simply and reliably without deteriorating operability while being small and lightweight. It was done.

[0009]

According to the present invention, there is provided a dental treatment instrument holder according to the present invention, which has an instrument mounting space for inserting and holding a handle portion of a hand-held treatment instrument, and having a substantially cylindrical shape as a whole. In addition to the above, an illumination means holding portion for detachably combining the illumination means with the outer peripheral portion is integrally formed.

According to the dental treatment instrument holder of the present invention configured as described above, the illumination means is mounted together with the hand-held dental treatment instrument such as a dental mirror.
Irradiation in the oral cavity is effectively performed without being limited by the movement of the therapist or the like, and accurate examination and treatment can be efficiently performed. In addition, the dental treatment instrument holder enables accurate treatment and diagnosis by illuminating the inside of the oral cavity of a patient or the like, even in a treatment where a proper lighting facility is not provided. Further, the dental treatment instrument holder is extremely sanitary because the hand-held dental treatment instrument and the lighting means are separated from each other, so that sterilization or sterilization treatment is surely performed.

In addition, the intraoral lighting device according to the present invention for achieving the above-mentioned object has a substantially cylindrical shape having an instrument mounting space portion into which a handle portion of a dental treatment instrument such as a dental mirror is inserted and held. And a light guide that is removably combined with the instrument holder via the light guide member holding portion along the axial direction thereof via the light guide member holding portion. And a member.

According to the intraoral lighting device of the present invention configured as described above, the handle is inserted into the tool holder, the hand-held dental treatment tool is assembled, and the light guide member holding portion is used. The light guide members are combined. The intraoral lighting device guides the illumination light from the light source device by the light guide member to illuminate the distal end portion of the hand-held dental treatment instrument inserted into the oral cavity. Therefore, the intraoral lighting device can effectively perform illumination in the oral cavity without being restricted by the movement of a medical treatment person or the like, and can perform a proper examination and treatment efficiently.
Further, the intraoral lighting device illuminates the inside of the oral cavity of a patient or the like to every corner even in a treatment where a proper lighting facility is not provided so that accurate treatment and diagnosis can be performed. Further, the intraoral lighting device is extremely sanitary because the sterilization or sterilization treatment is reliably performed by separating the tool holder and the light guide member together with the hand-held dental treatment tool.

[0013]

Embodiments of the present invention will be described below in detail with reference to the drawings. As shown in FIG. 1 and FIG. 2, an intraoral lighting device 1 shown as an embodiment includes an instrument holder 2, a light guide member 3, and a light source device 4. The intraoral lighting device 1 is used for treatment, as will be described in detail later, as shown in FIG. 2, a hand-held treatment tool T such as a dental mirror 5 and a dental explorer 6 is detachably mounted on the tool holder 2.

As shown in FIG. 6A, the dental mirror 5 has a mirror 20 attached to the tip of a handle 21 at a predetermined refraction angle. In addition, the dental explorer 6 has a hook 22 attached to the tip of a handle 23 as shown in FIG. 6B. These hand-held treatment instruments T
Is used as it is for the healer. Dental mirror 5 and dental explorer 6
Are configured such that their handle portions 21 and 23 have substantially the same diameter. In the following description, a case where the dental mirror 5 is used will be described as a representative.

The tool holder 2 is made of synthetic resin.
It is formed to have an overall bottomed cylindrical shape in which an appliance mounting space portion 7 into which a dental mirror 5 is inserted and mounted and held is configured. The tool holder 2 has a slightly shorter axis than the shaft length of the handle 21 of the dental mirror 5, and the tool mounting space 7.
Is open at one end to form a device mounting port 8.

The dental mirror 5 is mounted and held on the tool holder 2 by inserting the handle 21 into the tool mounting space 7 as described later in detail. The instrument mounting space 7 is configured as a space having a cross section whose inner diameter is substantially equal to the outer diameter of the handle 21 of the dental mirror 5 and whose details are omitted, but which is substantially equal to the cross-sectional shape of the handle 21. That is, the appliance mounting space 7 is provided with the dental mirror 5
Is inserted in a state where is positioned. In addition, as shown in FIG. 3, the device mounting space portion 7 has a device holding portion 9 formed by gradually decreasing the diameter of a portion near the bottom.

As shown in FIGS. 3 and 4, the instrument holder 2 has a pair of light guide member holding portions 10 and 10 integrally protruding from an outer peripheral portion thereof in the axial direction. These light guide member holding portions 10 have a ring shape in which the axes are aligned with each other and a cutout 10a is partially formed. The inside diameter of the light guide member holding part 10 is slightly smaller than the outside diameter of the light guide tube 11 of the light guide member 3 described later. The light guide member holding portion 10 has a light guide tube 11 with a notch 10 as described later.
The light guide tube 11 is pushed and expanded, and the outer diameter of the light guide tube 11 mounted and held back to the initial state is held by the material characteristics. The light guide member holding portion 10 is thus provided with expansion and convergence behavior.

The above-mentioned instrument holder 2 may be formed of, for example, a synthetic resin material mixed with an antibacterial agent. Also,
The instrument holder 2 is formed with a large number of through holes communicating from the outer peripheral portion to the instrument mounting space 7, so that when the medicine is disinfected or the like, the spillage or drainage of the drug into the instrument mounting space 7 is excellent. It may be configured to be performed. Further, the device holder 2 may be formed in a cylindrical shape so that the device mounting space 7 is open at both ends. Furthermore, the tool holder 2 may be configured such that the diameter thereof is slightly smaller than the handle 21 of the dental mirror 5 and a slit is formed in the axial direction. According to the device holder 2, the dental mirror 5 is mounted in the device mounting space 7 in a state where the diameter is enlarged by the slit, and the outer peripheral portion of the handle portion 21 is held by the material characteristics. Regarding the instrument holding part 9,
As described above, not only a part of the instrument mounting space portion 7 is made small in diameter, but also it may be constituted by, for example, an annular convex portion protrudingly formed on the inner peripheral wall.

As shown in FIG. 3, the light guide member 3 includes a light guide tube 11 having a length substantially equal to the axial length of the instrument holder 2 and a lens 12 fitted into a tip 11a of the light guide tube 11. ,
And an optical fiber cable 13 connected to the other end 11b of the light guide tube 11. The light guide tube 11 is formed of, for example, a transparent synthetic resin or the like, and has a structure in which light passing through the inside does not leak from the outer peripheral portion. The lens 12 is
The light guide tube 11 is fitted to the front end of the light guide tube 11 in order to close the front end portion 11a, but may be constituted by a condenser lens or a scattering lens as needed.

The light guide tube 11 may be made of a thick optical fiber or a shaft-like member formed of a transparent synthetic resin having a light transmitting property. In this case, the light guide tube 11 does not require the lens 12 to be fitted to the distal end portion,
For example, a lens effect can be obtained by performing spherical processing on the tip. Since the light guide tube 11 is mounted and held on the light guide member holding portion 10 as described later, it is preferable that the light guide tube 11 be configured to have a certain degree of mechanical rigidity.

As shown in FIG. 4, the optical fiber cable 13 is formed by bundling a number of optical fibers to form a core material and covering the outer periphery with a protective film material. The optical fiber cable 13 has one end connected to the light guide tube 11 and the other end 13 a connected to the optical connector 14 of the light source device 4. As is well known, the optical fiber cable 13 maintains good light transmission efficiency against twisting and the like, and is lightweight and excellent in mechanical strength.

Although not described in detail, the light source device 4 includes a light source for emitting illumination light and a dimming mechanism for adjusting the amount of illumination light. As shown in FIG. 1, the light source device 4 is provided on its front face with the above-described optical connector section 14, a dial knob 15 for driving a dimming mechanism, an on / off switch 16, an operation display section 17, and the like. The light source device 4 includes the handle 1
By being provided with 8, it can be freely carried. The light source device 4 is provided with a foot switch 19 together with an on / off switch 16 provided in the main body. By operating the foot switch 19, it is also possible to turn on / off the illumination light. The optical connector section 14 may be configured such that the one end section 13a of the optical fiber cable 13 can be connected by one-touch operation,
The connected one end portion 13a is opposed to the light emitting portion of the light source.
Further, the optical connector section 14 may be configured so that a plurality of optical fiber cables 13 can be connected.

The intraoral lighting device 1 configured as described above
1 and 4, the light guide tube 11 of the light guide member 3 is mounted so that the notch 10a of the light guide member holding portion 10 thereof is pushed and expanded with respect to the instrument holder 2. The light guide member 3 is combined in a state parallel to the instrument holder 2 by the light guide tube 11 whose outer periphery is held by the light guide member holding portion 10. The light guide member 3 is assembled such that the distal end 11a of the light guide tube 11 is located at the position corresponding to the instrument mounting port 8 of the instrument holder 2 as shown in FIG.

The intraoral illuminating device 1 is mounted by inserting a familiar dental mirror 5 from the tool mounting opening 8 of the tool holder 2 into the handle 21 as shown by an arrow in FIG. As shown in FIG. 5, when the handle portion 21 is inserted deep into the instrument mounting space 7 of the instrument holder 2, the outer peripheral portion of the handle portion 21 becomes the instrument holding portion 9.
The holding state is maintained by being sandwiched by. In the intraoral lighting device 1, in a state where the dental mirror 5 is mounted on the instrument holder 2, the light guide tube 11 of the light guide member 3 has its axis aligned with the surface of the mirror 20 as shown in FIGS. Become.

When the on / off switch 16 or the foot switch 19 of the light source device 4 is operated to turn on the light source, the intraoral lighting device 1 guides the illumination light to the light guide tube 11 via the optical fiber cable 13 and This light guide tube 11
The light is emitted from the lens 12 at the tip of. The illumination light enters the mirror 20 of the dental mirror 5 from the light guide tube 11 as shown by the arrow in FIG. 5 and is refracted and reflected by the mirror 20. Therefore, the intraoral lighting device 1
When the dental mirror 5 is inserted into the patient's mouth by the therapist or the like and the mirror 20 is directed to the tooth 25 to be examined, the illumination light refracted and reflected by the mirror 20 illuminates the tooth 25 to be examined. become.

The intraoral lighting device 1 converts the illumination light guided by the optical fiber cable 13 into the lens 12 of the light guide tube 11.
The illumination light is given a strong linearity by emitting light from the illumination light. The intraoral lighting device 1 does not require an operation such as angle adjustment or the like, and the dental mirror 5
The mirror 20 is turned on to illuminate this part. Therefore, the intraoral lighting device 1 can efficiently illuminate a site to be illuminated in the oral cavity, such as a patient, so that a treating person or the like can efficiently perform treatment and diagnosis.

The intraoral lighting device 1 has a structure in which the device holder 2 on which the dental mirror 5 is mounted and the light source device 4 are separated and optically connected via an optical fiber cable 13. The holder 2 is configured to be small and light. Therefore, the intraoral lighting device 1 enables the dental mirror 5 to be freely operated in an extremely narrow oral cavity without giving a feeling of fatigue to a treatment person or the like. In addition, the intraoral lighting device 1 can include a large light source in the light source device 4, and can illuminate the inside of the oral cavity more brightly.

In the intraoral lighting device 1, when the treatment or diagnosis is completed, the dental mirror 5 can be detached from the instrument holder 2 by strongly pulling the dental mirror. The intraoral lighting device 1 can be detached from the instrument holder 2 by strongly pulling the light guide member 3. The intraoral lighting device 1 sterilizes and disinfects the instrument holder 2, the light guide member 3, or the dental mirror 5 separated by the above-described operation in a medicine. Since the instrument holder 2, the light guide member 3, or the dental mirror 5 has a relatively simple shape, the medicine penetrates into all corners, so that sterilization and disinfection can be performed reliably and easily, and subsequent drainage is also easy. .

Although the above-described operation has been described with respect to the case where the dental mirror 5 is mounted on the instrument holder 2 and used, the dental explorer 6 is also attached and detached by the same operation. The digital mirror 5 and the dental explorer 6 may be replaced with the instrument holder 2 for the same patient.

[0030]

As described above in detail, according to the dental treatment instrument holder of the present invention, the illumination means is mounted together with the dental treatment instrument so that the distal end portion of the dental treatment instrument can be directly illuminated. Therefore, it is not limited to the movement of the therapist, etc.Also, in the treatment etc. where the appropriate lighting equipment is not provided, the lighting in the oral cavity is effectively performed and accurate examination and treatment can be performed efficiently. Can be done. Furthermore, the dental treatment instrument holder is extremely sanitary because the dental treatment instrument and the lighting means are separated from each other, so that sterilization or sterilization can be performed reliably and easily.

According to the intraoral lighting device according to the present invention, the dental treatment instrument and the light guide member are combined with the instrument holder, and the illumination light from the light source device is guided by the light guide member so that the intraoral light is emitted. By directly illuminating the distal end portion of the dental treatment instrument inserted in the mouth, it is not limited to the movement of the clinician, etc. The lighting is effectively performed, and accurate examination and treatment can be efficiently performed. Further, the intraoral lighting device is extremely sanitary because the sterilization or sterilization treatment is reliably performed by separating the instrument holder and the light guide member together with the dental treatment instrument.

[Brief description of the drawings]

FIG. 1 is an exploded perspective view illustrating an overall configuration of an intraoral lighting device shown as an embodiment of the present invention.

FIG. 2 is a perspective view illustrating a state of use of the intraoral lighting device.

FIG. 3 is a cross-sectional view illustrating a configuration of an instrument holder and a light guide member constituting the intraoral lighting device.

FIG. 4 is a longitudinal sectional view of the instrument holder and a light guide member.

FIG. 5 is a diagram schematically illustrating a use state of the intraoral lighting device.

6A and 6B show an example of a hand-held treatment instrument attached to the intraoral lighting device, wherein FIG. 6A is a side view of a dental mirror, and FIG. 6B is a side view of a dental explorer.

[Explanation of symbols]

1 intraoral lighting device, 2 appliance holder, 3 light guide member,
Reference Signs List 4 light source device, 5 dental mirror, 6 dental explorer, 7 appliance mounting space, 8 mounting opening, 9 appliance holding unit, 10 light guide member holding unit, 11 light guide tube, 13
Optical fiber cable, 14 optical connector, T hand-held treatment instrument

Claims (3)

[Claims] 1. A dental treatment instrument having a shaft portion for inserting and holding a handle portion of a hand-held dental treatment instrument, and having a substantially cylindrical shape as a whole, and having an outer peripheral portion inside the oral cavity together with the hand-held dental treatment instrument. A dental treatment instrument holder in which an illumination means holding portion for removably assembling inserted illumination means is integrally formed. 2. A hand-held dental treatment instrument is formed in a substantially cylindrical shape having an axial instrument mounting space portion into which a handle portion is inserted and held, and a light guide member holding portion is integrally formed on an outer peripheral portion. And an instrument holder formed in the above manner, and detachably combined with the instrument holder along the axial direction via the light guide member holding portion such that an emission portion of the illumination light faces one end thereof. The light guide member guides the illumination light from the light source device to be held by the tool holder and illuminates the distal end portion of the hand-held dental treatment tool inserted into the oral cavity. An intraoral lighting device characterized in that: 3. The light guide member may connect a light guide tube held by a light guide member holding portion of the instrument holder to the light guide device and the light source device remotely located. The intraoral lighting device according to claim 2, comprising a flexible optical fiber cable.