JP2012176161A - Ultraviolet irradiation device for implant - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide the structure of an ultraviolet irradiation device for an implant for removing organic contaminants from the implant by ultraviolet rays, preventing the implant or the like from contacting an ultraviolet lamp to damage or break the ultraviolet lamp when putting the implant in and out of a treatment chamber.SOLUTION: The ultraviolet irradiation device for the implant includes a casing having an opening/closing door; the ultraviolet lamp disposed in the casing; and an implant holder for holding the implant inside the casing. The device further includes a lamp protective cover provided between the ultraviolet lamp and the implant holder and having an ultraviolet transmitting part.

Description

  BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to an implantable ultraviolet irradiation device that removes organic contaminants by irradiating the implant with ultraviolet rays, and more particularly to an implantable ultraviolet irradiation device that removes organic contaminants from dental implants using an ultraviolet lamp. It is related to.

Implants, especially dental implants, are implanted in the jawbone with the aim of substituting the lost tooth function, and in the dental implant surgery, the dental implant may be sufficiently combined with the bone (osseointegration). It is essential. Therefore, for example, paragraph 0009 of Japanese Patent No. 3072303 (Patent Document 1) proposes to remove organic contaminants attached to the dental implant by irradiating the dental implant with ultraviolet rays.
However, in this prior document, only description as an idea is made, and a specific device structure that realizes this is not proposed.

In particular, when cleaning the implant with ultraviolet light, when the implant is put in and out of the housing, it may be damaged by touching the ultraviolet lamp stored in the housing. In addition, the influence on the human body due to the inclusion of the lamp and the lamp is large, and in particular, since this type of apparatus is often used at a site such as a dental clinic, the influence on the surroundings is significant.
As described above, it is currently awaited to realize an ultraviolet irradiation device for implants in consideration of the viewpoint of preventing the ultraviolet lamp from being damaged.

Japanese Patent No. 3072303

  The problem to be solved by the present invention is an ultraviolet irradiation device for implants for removing organic contaminants of an implant such as an artificial tooth root using an ultraviolet lamp that emits ultraviolet rays. It is to provide a structure of an ultraviolet irradiation device for an implant that prevents damage to the surroundings of an implant or the like due to lamp breakage or damage to an operator by preventing the breakage of the lamp without contacting the ultraviolet lamp in the housing. .

In order to solve the above problems, an ultraviolet irradiation device for implants according to the present invention includes a housing, an ultraviolet lamp disposed inside the housing, a holding body that holds the implant inside the housing, A lamp protective cover provided between the ultraviolet lamp and the holder and having an ultraviolet transmissive part is provided.
The ultraviolet lamp is supported by a lamp holder attached to the housing, and the lamp protection cover is attached to the lamp holder.
Further, the ultraviolet transmissive part is made of a net-like member.
Further, the separation distance between the mesh member and the implant holding position of the holding body is larger than the separation distance between the mesh member and the ultraviolet lamp.
Further, the mesh member is provided at a position corresponding to an adjacent implant holding position in the holding body.
The housing includes a pullable carriage for carrying the holder in and out, and the protective cover includes an end protection member that protects the end of the ultraviolet lamp facing the insertion side of the carriage. It is provided.

  According to the ultraviolet irradiation device for implants of the present invention, the implant falls when the holder supporting the implant is taken in and out of the housing, or is carried in and out by placing the implant holder on the carriage. Sometimes, even if the guide or the like rattles, the protective cover prevents the implant or the like from colliding with the ultraviolet lamp, thereby preventing the ultraviolet lamp from being damaged or broken.

The side sectional view at the time of the door opening of the ultraviolet irradiation device for implants of the present invention. FIG. 2 is a cross-sectional view of FIG. 1. Sectional drawing which removed the lamp | ramp protection cover of FIG. Sectional drawing which removed the implant holding body of FIG. The perspective view showing a lamp protection cover. (A) The front view of a lamp protection cover, (B) The expanded sectional view. The positional relationship figure of a net-like member, an ultraviolet lamp, and an implant.

The outline | summary of the ultraviolet irradiation device for implants of this invention is shown by FIGS. 1 is a cross-sectional view of the door opened, FIG. 2 is a cross-sectional view thereof, FIG. 3 is a cross-sectional view of the state shown in FIG. 1 with the lamp protection cover removed, and FIG. It is sectional drawing of the state which removed the body.
For convenience of understanding, description will be made with reference to FIG. In FIG. 4, the ultraviolet irradiation device for implants of the present invention includes a hermetic casing 1 and a door 2 that is opened and closed with respect to the casing 1. The housing 1 is partitioned into a processing chamber 4 and an ozone processing chamber 5 by a partition wall 3, and an ultraviolet lamp 6 is disposed in the processing chamber 4.
The ultraviolet lamp 6 is a low-pressure mercury lamp that emits ultraviolet light having a wavelength of 185 to 254 nm, for example, and is a U-shaped arc tube in which two linear portions extending in the depth direction of the housing 1 are connected by a curved portion. 6a, and the two linear portions are arranged so that the longitudinal direction of the linear portions is substantially horizontal, with the base 6b being attached to one end thereof. Yes.
As shown in FIG. 2, the ultraviolet lamps 6 are supported by a lamp holder 7 and are arranged in a pair so as to face each other.
A fan 8 that circulates the gas in the housing 1 and an ozone removing unit 9 are disposed in the ozone processing chamber 5. The ozone removing means 9 is, for example, an ozone removing filter in which an ozone removing catalyst made of, for example, manganese dioxide is supported on a substrate made of a honeycomb structure formed of inorganic fiber paper.
The gas containing ozone in the processing chamber 4 flows into the ozone processing chamber 5 by the fan 8, and is circulated so that the ozone is removed by the ozone removing means 9 and flows into the processing chamber 4 again.

The opening / closing door 2 provided in the housing 1 is a drawer type in this embodiment, and a carriage 10 is attached integrally with the door 2, and the carriage 10 is guided by a guide 11 provided in the housing 1. The door 2 can be pulled out in conjunction with opening and closing. Although not shown, the door 2 is hermetically sealed with respect to the housing 1 by a sealing material.
FIG. 3 is an explanatory view of a state in which the implant holder 12 is placed on the carriage 10 that is interlocked with the door 2. When the implant holder 12 is placed on the carriage 10 and the door 2 is closed, A dental implant 13 supported by the holding body 12 is positioned between the pair of ultraviolet lamps 6 and 6 and arranged so that the implant 13 is within an effective light emitting region in the longitudinal direction of the ultraviolet lamp 6. Yes.
The implant holding body 12 has a plurality of holding holes 12a formed at predetermined intervals, and the implant 13 has its end portion 13b inserted into the holding hole 12a so that the screw portion 13a embedded in the human body faces upward. Is supported by

As shown in FIGS. 1 and 2, on the irradiation side of the ultraviolet lamp 6, in this embodiment, on the central direction side where the pair of ultraviolet lamps 6 and 6 of FIG. A lamp protection cover 15 is disposed so as to be positioned between them.
The detailed structure is shown in FIGS. 5 and 6, and the lamp protection cover 15 is attached to the lamp holder 7.
First, referring to FIG. 6B, the ultraviolet lamp 6 is held by a holder 7 a, and this holder 7 a is supported by the lamp holder 7, and this lamp holder 7 is attached to the housing 1. ing.
On the other hand, the lamp protection cover 15 is composed of a bent plate-like main body member 15 a and is detachably attached to the lamp holder 7. A part of the main body member 15a facing the ultraviolet lamp 6 is provided with a plurality of ultraviolet light transmitting portions 15b and 15b. As a specific example, a plurality of windows 15c are formed at a predetermined interval, and a metal mesh member 15d is stretched over the windows 15c, whereby the ultraviolet light transmitting portion 15b is formed. In addition, it can also be set as an ultraviolet transmissive part by providing quartz glass instead of the net-like member 15b.
The ultraviolet transmitting portions 15b and 15b are formed at positions corresponding to the holding holes 12a and 12a which are adjacent implant holding positions in the implant holding body 12.
Accordingly, the plurality of ultraviolet light transmitting portions 15b and 15b of the protective cover 15 correspond to the plurality of implants 13 and 13 respectively when the door 2 is closed and the implant 13 is set at a predetermined processing position. Positioned to be in a positional relationship.

As shown in FIG. 5, an end protection member 15e for protecting the end of the lamp 6 is provided on the front side of the main body member 15a, that is, on the end of the carriage 10 on the insertion side.
Then, as shown in FIG. 7, the mesh member 15d of the ultraviolet ray transmitting portion 15b is disposed near the ultraviolet lamp 6, that is, the distance L1 between the mesh member 15d and the ultraviolet lamp 6 is such that the mesh member 15d and the implant 13 The distance L2 is smaller than the distance L2 (L1 <L2).
By doing so, the influence of the mesh member 15d blocking the irradiation of the ultraviolet light from the ultraviolet lamp 6 is suppressed, so that no shadow is formed on the implant 13 and the ultraviolet light is irradiated evenly.

Next, the operation will be described with reference to FIG. In the above configuration, the implant holder 12 to which the implant 13 to be processed is fixed is placed on the carriage 12, and the door 2 is closed in that state. Thereby, the housing 1 is in a sealed state.
At this time, the implant 13 is opposed to the ultraviolet lamp 6, and the respective implants 13 and 13 are arranged at positions corresponding to the ultraviolet light transmitting portions 15 b and 15 b of the lamp protection cover 15.
Thereafter, when the ultraviolet lamp 6 is turned on, the implant 13 is cleaned by the action of the ultraviolet rays and the ozone generated by the ultraviolet rays.
After the cleaning process is completed and the lamp is turned off, the fan 8 is operated to circulate the atmospheric gas in the housing 1 from the processing chamber 4 to the ozone processing chamber 5. During the circulation of this gas, ozone is removed by the ozone removal filter 9, and a series of processes is completed.
Thereafter, the door 2 is pulled out, and the implant holder 12 is removed from the carriage 10 and used for surgery.
In this cleaning process, even if the implant 1, the carriage 10, etc. deviate from the proper position due to an unexpected situation, the lamp protective cover 15 prevents contact with or collision with the ultraviolet lamp 6.

In the above description, the carriage 10 is integrated with the open / close door 2. However, the carriage 10 may be a separate body. In this case, the door 2 is different from the guide 11 of the carriage 10. The guide mechanism can be pulled out and stored.
In addition to the drawer-type door, the opening / closing door 2 with respect to the housing 1 may be a swing-type turning door using a hinge. In this case, the carriage 10 on which the implant holder 12 is placed is The door 2 may be pulled out separately from the opening and closing of the door 2 or may be moved back and forth while maintaining the horizontal state in conjunction with the rotation of the door 2.

As described above, the ultraviolet irradiation device for implants according to the present invention includes the ultraviolet lamp disposed inside the housing and the holding body that holds the implant inside the housing, and the ultraviolet lamp and the holding body. With the provision of a lamp protection cover having an ultraviolet transmission part between them, even when the implant or the carriage is displaced from the proper position due to a malfunction, etc. The lamp protective cover prevents them from coming into contact with the ultraviolet lamp and does not cause damage or breakage of the lamp.
Further, the lamp protection cover is provided with an end protection member that protects the end of the ultraviolet lamp facing the insertion side of the carriage. Even if it is displaced, the lamp will not be damaged.
As described above, according to the present invention, it is possible to provide an ultraviolet irradiation device for an implant that can prevent a serious accident such as breakage of an ultraviolet lamp and can perform a safe operation.

DESCRIPTION OF SYMBOLS 1 Case 2 Door 3 Partition 4 Processing chamber 5 Ozone processing chamber 6 Ultraviolet lamp 7 Lamp holder 8 Fan 9 Ozone removal means 10 Carriage 11 Guide 12 Implant holder 13 Implant 15 Lamp protection cover 15a Main body member 15b Ultraviolet transmitting portion 15c Window 15d mesh member 15e end protection member

Claims (6)

In the ultraviolet irradiation device for implants for removing organic contaminants of the implant by ultraviolet rays,
The ultraviolet irradiation device for implants,
A housing,
An ultraviolet lamp disposed inside the housing;
An implant holder for holding the implant inside the housing;
An ultraviolet irradiation apparatus for implants, comprising: a lamp protection cover provided between the ultraviolet lamp and the implant holder and having an ultraviolet transmission part.   The ultraviolet irradiation apparatus for implants according to claim 1, wherein the ultraviolet lamp is supported by a lamp holder attached to the housing, and the lamp protection cover is attached to the lamp holder.   The ultraviolet irradiation device for implants according to claim 1 or 2, wherein the ultraviolet transmitting portion is made of a net-like member.   The ultraviolet irradiation device for implants according to claim 3, wherein a separation distance between the mesh member and an implant holding position of the implant holder is larger than a separation distance between the mesh member and the ultraviolet lamp.   The ultraviolet irradiation apparatus for implants according to claim 3, wherein the mesh member is provided at a position corresponding to an adjacent implant holding position in the implant holder. The housing includes a pullable carriage for carrying in and out the implant holder,
2. The ultraviolet irradiation apparatus for implants according to claim 1, wherein the protective cover is provided with an end protection member that protects an end of the ultraviolet lamp facing the insertion side of the carriage.

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