WO2019110593A1 - Dispositif de traitement et/ou d'examen dentaire avec des agents pour la désinfection d'une conduite d'alimentation en milieux, et procédé pour ce faire - Google Patents

Dispositif de traitement et/ou d'examen dentaire avec des agents pour la désinfection d'une conduite d'alimentation en milieux, et procédé pour ce faire Download PDF

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Publication number
WO2019110593A1
WO2019110593A1 PCT/EP2018/083499 EP2018083499W WO2019110593A1 WO 2019110593 A1 WO2019110593 A1 WO 2019110593A1 EP 2018083499 W EP2018083499 W EP 2018083499W WO 2019110593 A1 WO2019110593 A1 WO 2019110593A1
Authority
WO
WIPO (PCT)
Prior art keywords
liquid
gas
disinfecting
media
introducing
Prior art date
Application number
PCT/EP2018/083499
Other languages
German (de)
English (en)
Inventor
Hubert Mösslang
Jörg Eberle
Original Assignee
Kaltenbach & Voigt Gmbh
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Kaltenbach & Voigt Gmbh filed Critical Kaltenbach & Voigt Gmbh
Publication of WO2019110593A1 publication Critical patent/WO2019110593A1/fr

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Classifications

    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61L—METHODS OR APPARATUS FOR STERILISING MATERIALS OR OBJECTS IN GENERAL; DISINFECTION, STERILISATION OR DEODORISATION OF AIR; CHEMICAL ASPECTS OF BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES; MATERIALS FOR BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES
    • A61L2/00—Methods or apparatus for disinfecting or sterilising materials or objects other than foodstuffs or contact lenses; Accessories therefor
    • A61L2/16—Methods or apparatus for disinfecting or sterilising materials or objects other than foodstuffs or contact lenses; Accessories therefor using chemical substances
    • A61L2/20—Gaseous substances, e.g. vapours
    • A61L2/202—Ozone
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61C—DENTISTRY; APPARATUS OR METHODS FOR ORAL OR DENTAL HYGIENE
    • A61C1/00—Dental machines for boring or cutting ; General features of dental machines or apparatus, e.g. hand-piece design
    • A61C1/0061—Air and water supply systems; Valves specially adapted therefor
    • A61C1/0076—Sterilising operating fluids or fluid supply elements such as supply lines, filters
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61L—METHODS OR APPARATUS FOR STERILISING MATERIALS OR OBJECTS IN GENERAL; DISINFECTION, STERILISATION OR DEODORISATION OF AIR; CHEMICAL ASPECTS OF BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES; MATERIALS FOR BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES
    • A61L2202/00—Aspects relating to methods or apparatus for disinfecting or sterilising materials or objects
    • A61L2202/20—Targets to be treated
    • A61L2202/24—Medical instruments, e.g. endoscopes, catheters, sharps

Definitions

  • Dental treatment and / or examination arrangement with means for disinfecting a media supply line, and method for this purpose
  • the invention relates to a dental treatment and / or
  • Examination arrangement comprising a supply unit for providing supply media for an instrument for dental treatment and / or examination, wherein the supply media comprise at least air and a liquid, and media supply lines for directing the air and the liquid from the supply unit to the instrument. Furthermore, the invention relates to a method for disinfecting a corresponding Rulezuschreibtechnisch for the liquid.
  • the arrangement 100 comprises inter alia a so-called dentist element 110, which is arranged pivotably in relation to a base part 112 of the arrangement 100, and a patient chair 113.
  • the base part 112 can be provided in particular for the operation of the
  • the arrangement 100 comprises a support arm 117, which is connected on the one hand to the base part 112 and on the other hand to the dentist element 110, wherein the dentist element 110 is pivotally connected by the support arm 117 to the base element 112.
  • the dentist element 110 serves to hold an instrument 102 for dental treatment and / or examination, for example in the form of a handpiece, an angle piece, a turbine or a tartar removal device.
  • the instrument 102 has a media line for a liquid, in particular water, and a media line for air. These two media lines of the instrument 102 are open at a front end of the instrument 102 to the outside, so that the respective media when working with the instrument 102 to a
  • a liquid medium supply line to direct the liquid from the supply unit to the instrument 102 and a medium supply line for the air is used to remove the air from the
  • the instrument 102 is connected via a flexible or deformable instrument or supply tube 114 with a receiving device of the arrangement 100, for example in the form of the
  • Dentist element 110 connected, with the two mentioned
  • Media supply lines extend through the supply hose 114 therethrough.
  • Supply hose 114 is connected, there is an example quiver-like holding device 115 for holding the coupling unit.
  • the coupling unit can be removed with the attached instrument 102 from the holding device 115 and moved away from the receiving device or the dentist element 110, in particular to a workstation, wherein the supply tube 114 deforms accordingly. After working with the instrument 102, the latter can be returned together with the coupling unit back into the holding device 115.
  • the instrument 102 can be separated from the coupling unit, in particular by withdrawing the instrument 102 from the
  • the media fluid and air are generally passed through the media supply lines.
  • a treatment center has several corresponding ones
  • each of the coupling units is connected to one of the supply hoses according to and all supply hoses on the other hand with the
  • Treatment units are installed and flushed the water-bearing systems every morning and after each treatment of a patient.
  • US 5,807,521 discloses that for cleaning or disinfecting the supply lines for a dental Handpiece the water used for this additional ozone can be added and the supply lines are cleaned with the water-ozone mixture. In this type of cleaning, water can be left behind in the supply lines, which can then be colonized again by microorganisms.
  • the invention has for its object to provide a corresponding improved or alternative dental treatment and / or examination arrangement; while the arrangement should be particularly suitable and easy
  • a dental treatment and / or
  • An examination arrangement which has a supply unit for providing supply media for a dental treatment and / or examination instrument, the supply media comprising at least air and a liquid. Furthermore, the treatment and / or
  • the Inspection arrangement Media supply lines for conducting the air and the liquid from the supply unit to the instrument, as well as means for introducing a disinfecting gas into the medium supply line for the liquid.
  • the treatment and / or examination arrangement is designed to sequentially first pass the liquid and subsequently the disinfecting gas into the medium supply line for the liquid.
  • Media supply line for the liquid this media supply line can be flushed with the disinfecting gas and disinfected in this way particularly suitable.
  • the means for introducing a disinfecting gas into the medium supply line for the liquid are designed as a component of the supply unit. This is space-saving and functionally advantageous because the stipulatezutaxtechnisch for the liquid extends from the supply unit.
  • the means for introducing a disinfecting gas into the fluid media supply line are connected via a gas line to a source of the disinfecting gas.
  • a gas line to a source of the disinfecting gas.
  • the means for introducing a disinfecting gas into the medium supply line for the liquid are further configured for introducing a further gas, in particular for introducing air into the medium supply line for the liquid.
  • the media supply line for the liquid can be flushed with the other gas; This is especially suitable as a preparatory measure before the introduction of the disinfecting gas.
  • the introduction of the further gas takes place between the introduction of the liquid and the introduction of the disinfecting gas.
  • the means for introducing a disinfecting gas into the medium supply line for the liquid via a further gas line to a source of the further gas are preferably connected for ease of use.
  • a particularly suitable preparation for the introduction of the disinfecting gas is made possible when the additional gas is introduced with overpressure.
  • the source of the further gas is advantageously designed to deliver the additional gas with an overpressure, in particular as an air pressure source.
  • ozone is particularly suitable as the disinfecting gas.
  • the means for introducing a disinfecting gas into the medium supply line for the liquid via a further gas line to a source of the further gas are preferably connected for ease of use.
  • a particularly suitable preparation for the introduction of the disinfecting gas is made possible when the additional gas is introduced with overpressure.
  • the source of the further gas is advantageously designed to deliver the additional gas with an overpressure, in particular as an air pressure source.
  • ozone is particularly suitable as the disinfecting gas.
  • the means for introducing a disinfecting gas into the fluid medium supply line are particularly suitable for introducing a valve of the disinfecting gas in the medium supply line for the liquid.
  • the valve preferably has a first switching position and a second switching position, wherein the first switching position for introducing the liquid into the
  • Media supply line for the liquid is used and the second switching position for introducing the disinfecting gas in the media supply for the liquid.
  • the means for introducing a disinfecting gas in the stipulatezu111 ist for the liquid are designed such that the second switching position of the valve serves as an alternative or in addition to the introduction of the disinfecting gas for introducing the other gas into the stipulatezu1700 admir for the liquid.
  • it is particularly suitable to introduce either only the disinfecting gas or only the further gas or both of the gases mentioned simultaneously into the medium supply line for the liquid.
  • the means for introducing a disinfectant gas into the medium supply line for the liquid comprise a gas line section connected to a port of the valve, wherein the means are designed so that either the disinfecting gas or the further gas or gas is introduced into the gas line section the disinfecting gas and at the same time the further gas can be introduced.
  • the media supply lines extend into a coupling unit which is designed to be connected to the instrument, preferably via a plug connection or a plug / rotary connection. This is how the
  • the media supply lines extend through a particularly flexible supply hose, which is arranged between the supply unit on the one hand and the clutch unit on the other. This is how the part of the media supply lines
  • the treatment and / or examination arrangement further comprises a receiving device, in particular in the form of a so-called
  • Dentist element with a holding device for the coupling unit, wherein the
  • Traumhahmevoriques preferably arranged horizontally movable on a support arm of the treatment and / or examination arrangement is arranged.
  • the supply unit is preferably arranged in the receiving device.
  • a method for disinfecting a fluid medium supply line of a dental treatment and / or examination arrangement comprising a supply unit for providing
  • Supply media for an instrument for dental treatment and / or examination comprise at least air and a liquid, wherein media supply lines for guiding the air and the liquid from the supply unit to the instrument are configured.
  • a method for disinfecting the media supply line for the liquid has the following steps: a) rinsing the media supply line for the liquid with water, and subsequently b) introducing a disinfecting gas into the
  • the disinfecting gas can be used to achieve a particularly suitable disinfection of the medium supply line for the liquid.
  • the method after rinsing with water and before the
  • the medium supply line for the liquid can be blown through, as it were, whereby a particularly suitable preparation for the subsequent disinfection is formed.
  • the disinfecting gas is ozone or else also chlorine dioxide or possibly ethylene oxide.
  • Fig. 2 is a further sketch of this, in an embodiment with several
  • Fig. 3 is a, the Fig. 2 corresponding sketch, but with a valve of
  • Fig. 4 is a sketch of a dental treatment and / or
  • Fig. 1 shows a schematic diagram of a dental according to the application
  • Treatment and / or examination unit here also referred to as "arrangement”. Unless otherwise stated below, the arrangement may be as described above and illustrated with reference to FIG. 4, designed. In particular, the arrangement accordingly, as outlined in Fig. 4, a
  • Receiving device for example in the form of a dentist element 110, which is in particular arranged movably on a support arm 117 of the arrangement, for example horizontally movable.
  • the support arm 117 may be movably disposed on a base portion 112 of the assembly.
  • Formed on the dentist element 110 is a holding device 115 for a coupling unit, which is designed to be connected to an instrument 102, for example via a device 102
  • Plug connection or a plug-in / slewing connection is designed for dental treatment and / or examination.
  • FIG. 1 In the schematic diagram of FIG. 1, by way of example, a corresponding instrument - here provided with the reference numeral 2 - shown, as well as the holding device - provided here with the reference numeral 15. (The remaining dentist element is not sketched in FIG. 1).
  • the instrument 2 is preferably provided by the aforementioned coupling unit, in FIG. 1 with the reference numeral 1 - with a particular flexible Supply hose 14 connected (corresponding to the outlined in Fig. 4
  • the supply hose 14 is preferably connected to the receiving device or the dentist element 110.
  • the arrangement has a supply unit 3 for providing supply media for the instrument 2.
  • the supply media include air and a liquid, such as water.
  • the supply unit 3 can be arranged, for example, in or on the receiving device or in or on the dentist element 110
  • the arrangement also has media supply lines 4, 5 for conducting the air and the liquid from the supply unit 3 to the instrument 2.
  • the arrangement can therefore in particular have a media supply line 4 for the liquid and a media supply line 5 for the air.
  • the Thereforezu09technischen 4, 5 can in particular by the
  • Supply hose 14 extend therethrough, preferably between the
  • the media supply lines 4, 5 preferably extend into the
  • Coupling unit 1 the design is such that the
  • withdrawn instrument 2 opens via the coupling unit 1 in the outer space.
  • the media supply line 5 for the air is preferably connected to a corresponding air source 50, in particular in the form of a compressed air source.
  • Media supply line 5 for the air may be arranged - not shown in Fig. 1 - valve to release a flow of air or lock.
  • the media supply line 4 for the liquid is preferably with a
  • a feed line 45 can be provided, which connects the liquid source 40 with the medium supply line 4 for the liquid.
  • the liquid source 40 is a pressurized fluid source.
  • the supply line 45 may be arranged a - 41 sketched in Fig. - Valve 41, for example, as outlined, in the form of a 2/2-way valve to enable or block a flow of the liquid.
  • the arrangement comprises means 6 for introducing a disinfecting gas into the medium supply line 4 for the liquid.
  • these means 6 are designed as a component of the supply unit 3.
  • the disinfecting gas may be, for example, ozone. Also the
  • the latter can be particularly suitable disinfect.
  • the means 6 for introducing a disinfecting gas into the fluid medium supply line 4 are connected via a gas line 7 to a source 8 of the disinfecting gas.
  • this source 8 is a source of overpressure.
  • Valve 11 for introducing the disinfecting gas into the medium supply line 4 for the liquid is arranged at the transition from the supply line 45 to the media supply line 4 for the liquid.
  • the design is preferably such that the valve 11 is a first
  • This first switching position thus serves for introducing the liquid into the medium supply line 4 for the liquid.
  • the second switching position is used for
  • valve 11 can advantageously be a 3/2-way valve for realizing the said function, as outlined in FIG. 1.
  • the means 6 for introducing a disinfecting gas into the medium supply line 4 for the liquid are also designed to introduce a further gas, in particular to introduce air.
  • the means 6 for introducing a disinfecting gas into the medium supply line 4 for the liquid via a further gas line 9 to a source 10 of the further gas are connected.
  • the source 10 of the further gas may in particular be a compressed air source.
  • the source 10 of the further gas can - structurally advantageous - be identical to the above-mentioned air source 50. However, two corresponding separate sources may also be provided; This is advantageous, for example, if two different overpressures are desired.
  • the liquid media supply line 4 can be pressurized with air and thus "blown through”.
  • any existing dirt particles or the like can be removed from the medium supply line 4 for the liquid;
  • the media supply line 4 for the liquid can be prepared particularly suitable for flushing with the disinfecting gas.
  • the means 6 for introducing a disinfecting gas into the medium supply line 4 for the liquid are designed such that the second
  • Switching position of the valve 11 can also serve to introduce the other gas, either alternatively to introduce the disinfecting gas or in addition to introducing the disinfecting gas.
  • the means 6 for introducing a disinfecting gas into the medium supply line 4 for the liquid preferably have one connected to a connection 12 of the valve 11
  • Gas line section 13 wherein the means 6 are designed such that in the gas line section 13 optionally the disinfecting gas or the further gas or the disinfecting gas and at the same time the further gas can be introduced.
  • the possibilities for disinfection are fundamentally improved.
  • a valve 71 is disposed between the gas line 7 and a first branch 131 of the gas line section 13 for this purpose
  • Flow of the disinfecting gas locks or releases, preferably in the form of a 2/2-way valve.
  • a corresponding further valve 91 is arranged, which blocks or releases the flow of the further gas, preferably in the form of a 2/2-way valve.
  • a first check valve 133 is disposed between the first branch 131 of the gas line section 13 and the remaining gas line section and a second check valve 134 between the second branch 132 of the gas line section 13 and the remaining gas line section.
  • a second check valve 134 between the second branch 132 of the gas line section 13 and the remaining gas line section.
  • the feed line 45 connected to the liquid source 40 can be designed divided into a plurality of arms 451, 45 G, each of the arms 451, 45 G being respectively connected to exactly one of the media feed lines 4, 4 '.
  • one valve 46, 46 ' is provided in each of the arms 451, 45G in order to enable or block the flow of the liquid originating from the liquid source 40 in the relevant arm 451, 45 G.
  • Fig. 3 shows the sketched in Fig. 2 arrangement, but with the valve 11 - in contrast to the position shown in Fig. 2 - is in the second switching position.
  • the disinfecting gas can be introduced via the connection 12 of the valve 11 into the relevant media supply line 4 for the liquid, which leads to the corresponding instrument 2, for disinfecting this media supply line 4.
  • An according to the application method for disinfecting the liquid media line 4 comprises sequentially the following steps: a) rinsing the
  • step a introducing the disinfecting gas into the media supply line 4.
  • the liquid media line 4 can be cleaned, whereby the media line 4 is well prepared for the following disinfection.
  • step a) preferably, the valve 11 is in the first switching position, so that the water originating from the liquid source 40 can flow through the valve 11 for purging the fluid media supply line 4.
  • step b) the valve 11 is preferably in the second switching position, so that the gas originating from the source 8 of the disinfecting gas is passed through the valve 11 into the medium supply line 4 for the liquid.
  • step c) introducing compressed air into the medium supply line 4 for the liquid.
  • the valve 71 is in the locked position, so that no disinfecting gas from the source 8 of the disinfecting gas enters the gas line section 13.
  • the valve 91 is preferably in the passage position, so that compressed air from the, here as compressed air source 10th
  • the blowing through of the medium supply line 4 for the liquid also serves for a suitable preparation for the subsequent disinfection.
  • the effect of the disinfection is increased, on the other hand, the gas can easily be completely removed from the piping system, so that there is no risk of disturbing and possibly the cleaning effect impairing residues.
  • step c) the blowing or blowing can also take place with the aid of the disinfecting gas.
  • the valve 11 is in the second switching position, the valve 71 in the forward position and also the valve 91 is in the forward position.
  • the second switching position of the valve 11 can serve to introduce both the disinfecting gas and the further gas into the media supply line 4.
  • a pulsed alternating supply of both gases can be provided here.
  • a simultaneous feeding of both gases would be conceivable, which then have to have the same pressure.
  • the instruments used 2, 2 ' Stored in their respective holding device. Then, a first of the instruments 2, 2 'is removed and held over a spittoon, a cup or the like of the arrangement. Then, the method steps a) and b) optionally also c) are carried out for this instrument 2. Between steps c) “blowing through” and b) “disinfecting", the instrument 2 can be withdrawn from the coupling unit 1 and subsequently - as known from the prior art - processed.
  • step b) "disinfecting" the coupling unit 1 with the supply hose 14 fastened thereto can be returned to the holding device 15.
  • the disinfecting gas may remain in the media supply line 4 or in the media supply lines 4, 4 ', for example during a stagnation time overnight. If the arrangement is switched on at the beginning of the operation, a re-flooding of the media supply lines 4, 4 'can be carried out with the disinfecting gas.
  • the drive is preferably activated with a time delay to ensure that the water is applied to the relevant instrument 2, 2 '.

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  • Health & Medical Sciences (AREA)
  • Animal Behavior & Ethology (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Epidemiology (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • General Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Engineering & Computer Science (AREA)
  • Water Supply & Treatment (AREA)
  • Oral & Maxillofacial Surgery (AREA)
  • Dentistry (AREA)
  • Apparatus For Disinfection Or Sterilisation (AREA)

Abstract

La présente invention concerne un dispositif de traitement et/ou d'examen dentaire qui présente une unité d'alimentation (3) pour préparer des milieux d'alimentation pour un instrument (2) pour un traitement et/ou un examen dentaire, les milieux d'alimentation comprenant au moins de l'air ainsi qu'un liquide. Le dispositif de traitement et/ou d'examen présente en outre des conduites d'alimentation en milieux (4, 5) pour acheminer l'air ainsi que le liquide depuis l'unité d'alimentation (3) jusqu'à l'instrument (2), ainsi que des moyens (6) pour introduire un gaz désinfectant dans la conduite d'alimentation en milieux (4) pour le liquide. Par le moyen (6) pour introduire un gaz désinfectant dans la conduite d'alimentation en milieux (4) pour le liquide, cette conduite d'alimentation en milieux (4) peut être lavée avec le gaz désinfectant et ainsi être désinfectée de manière particulièrement appropriée.
PCT/EP2018/083499 2017-12-05 2018-12-04 Dispositif de traitement et/ou d'examen dentaire avec des agents pour la désinfection d'une conduite d'alimentation en milieux, et procédé pour ce faire WO2019110593A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE102017221888 2017-12-05
DE102017221888.6 2017-12-05

Publications (1)

Publication Number Publication Date
WO2019110593A1 true WO2019110593A1 (fr) 2019-06-13

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PCT/EP2018/083499 WO2019110593A1 (fr) 2017-12-05 2018-12-04 Dispositif de traitement et/ou d'examen dentaire avec des agents pour la désinfection d'une conduite d'alimentation en milieux, et procédé pour ce faire

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Country Link
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Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0024255A1 (fr) * 1979-08-08 1981-02-25 CBS Biotechnic SA Distributeur de fluides sous pression
US5807521A (en) 1994-11-14 1998-09-15 Siemens Aktiengesellschaft Method and apparatus for cleaning and sterilizing a dental apparatus
WO1999053966A1 (fr) * 1998-04-17 1999-10-28 Tommy Busted Dispositif et procede de sterilisation d'un element
US6267895B1 (en) * 1996-05-14 2001-07-31 Germiphene Corporation Catalytic dental water apparatus
WO2002066079A2 (fr) * 2001-02-16 2002-08-29 Alab, Llc Systeme de desinfection de l'eau pour cabinet dentaire
EP2684535A1 (fr) * 2012-07-12 2014-01-15 George Green Appareil de désinfection de l'eau dentaire

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0024255A1 (fr) * 1979-08-08 1981-02-25 CBS Biotechnic SA Distributeur de fluides sous pression
US5807521A (en) 1994-11-14 1998-09-15 Siemens Aktiengesellschaft Method and apparatus for cleaning and sterilizing a dental apparatus
US6267895B1 (en) * 1996-05-14 2001-07-31 Germiphene Corporation Catalytic dental water apparatus
WO1999053966A1 (fr) * 1998-04-17 1999-10-28 Tommy Busted Dispositif et procede de sterilisation d'un element
WO2002066079A2 (fr) * 2001-02-16 2002-08-29 Alab, Llc Systeme de desinfection de l'eau pour cabinet dentaire
EP2684535A1 (fr) * 2012-07-12 2014-01-15 George Green Appareil de désinfection de l'eau dentaire

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