EP3448439A2 - Dispositif, système et procédé d'évacuation d'un agent de stérilisation pour stériliser un emballage dans une chambre de stérilisation - Google Patents

Dispositif, système et procédé d'évacuation d'un agent de stérilisation pour stériliser un emballage dans une chambre de stérilisation

Info

Publication number
EP3448439A2
EP3448439A2 EP17719581.5A EP17719581A EP3448439A2 EP 3448439 A2 EP3448439 A2 EP 3448439A2 EP 17719581 A EP17719581 A EP 17719581A EP 3448439 A2 EP3448439 A2 EP 3448439A2
Authority
EP
European Patent Office
Prior art keywords
package
collection unit
evacuation
sterilization
evacuating
Prior art date
Legal status (The legal status 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 status listed.)
Withdrawn
Application number
EP17719581.5A
Other languages
German (de)
English (en)
Inventor
Stefan Nilsson
Peter Jo NILSSON
Anders S OLSSON
Sven BERGSTRAND
Eva Olsson
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Tetra Laval Holdings and Finance SA
Original Assignee
Tetra Laval Holdings and Finance SA
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 Tetra Laval Holdings and Finance SA filed Critical Tetra Laval Holdings and Finance SA
Publication of EP3448439A2 publication Critical patent/EP3448439A2/fr
Withdrawn legal-status Critical Current

Links

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
    • A61L2/208—Hydrogen peroxide
    • 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
    • A61L2202/10—Apparatus features
    • A61L2202/11—Apparatus for generating biocidal substances, e.g. vaporisers, UV lamps

Definitions

  • the present disclosure relates to the field of packaging. More particularly, there are a device, system and method for removing a
  • sterilization agent in and/or around a sterilization chamber used for sterilizing a package therein.
  • H 2 0 2 hydrogen peroxide
  • H 2 0 2 is a strong oxidizer, bleaching agent and disinfectant which has environmental and medical risks associated with it. It is therefore important to keep the use of H 2 0 2 at a minimum when disinfecting packages.
  • an evacuation device for evacuating a sterilizing agent used for sterilizing at least one package comprises an outlet for evacuating the sterilization agent, a collection unit and the collection unit is connected to the outlet. And, the collection unit is arranged at the at least one package such that the sterilization agent is evacuated via the collection unit and out through the outlet.
  • an evacuation system for evacuating a sterilizing agent used for sterilizing at least one package comprises at least two evacuation devices.
  • the evacuation device comprises an outlet for evacuating the sterilization agent, a collection unit and the collection unit is connected to the outlet.
  • the collection unit is arranged above a track for at least one package such that the sterilization agent is evacuated via the collection unit and out through the outlet.
  • a method for evacuating a sterilization agent comprises providing at least one evacuation device, and evacuating the sterilization agent by the at least one evacuation device.
  • Some examples of the disclosure provide for evacuation of any excess H 2 0 2 used for sterilizing a package.
  • Some examples of the disclosure provide for a collection unit being arranged above at least one package.
  • Some examples of the disclosure provide for evacuation by suction.
  • Some examples of the disclosure provide for an evacuation volume being matched to an output of a sterilization agent for sterilizing the package.
  • Some examples of the disclosure provide for evacuation of the sterilization agent being between 1 .5-10 times as much as the output of a sterilization agent.
  • Some examples of the disclosure provide for evacuation of the sterilization to between 4-5 times as much at the output of a sterilization agent.
  • Some examples of the disclosure provide for a collection unit being formed such that it covers at least all of an area of at least one package.
  • Some examples of the disclosure provide for catching all or almost all of a sterilizing agent used for sterilizing a package.
  • Some examples of the disclosure provide for a sterilizing agent is sprayed into a package and deflected back up from the package. Some examples of the disclosure provide for a collection unit being arranged substantially in a same plane as an opening of a partly folded package.
  • Some examples of the disclosure provide for a collection unit being more or less encompassing the opening of a partly folded package.
  • Some examples of the disclosure provide for a collection unit being arranged at sides of at least one package.
  • Some examples of the disclosure provide for having two or more packages covered by a collection unit.
  • Some examples of the disclosure provide for several packages being sterilized at the same time.
  • Some examples of the disclosure provide for a larger volume at the package and still maintain a smaller outlet.
  • Some examples of the disclosure provide for a collection unit being a hood.
  • Some examples of the disclosure provide for different shapes of a collection unit as long as they deflect and/or suck a fluid flow via the collection unit.
  • Some examples of the disclosure provide for a collection unit being arranged to cover up to an area of an opening of at least one package.
  • Some examples of the disclosure provide for a collection unit being capable of producing a uniform suction at at least one package.
  • Some examples of the disclosure provide for a collection unit having an extended depth of penetration past at least one package.
  • Some examples of the disclosure provide for a collection unit aiding in evacuating fluids over a smaller area but with more depth.
  • Some examples of the disclosure provide for an evacuation device being re-attachable.
  • Some examples of the disclosure provide for a collection unit comprising means for receiving at least one sterilization outlet for injecting the sterilization agent into a package.
  • Some examples of the disclosure provide for a collection unit receiving a maximum of excessive sterilization agent.
  • Some examples of the disclosure provide for an evacuation system being connected to a connection device and sucks via the evacuation device out a sterilization agent collected in the collection unit. Some examples of the disclosure provide for a system further comprising at least one suction unit for evacuating a sterilizing agent.
  • Some examples of the disclosure provide for an evacuation device being arranged at a drying zone of a package.
  • Some examples of the disclosure provide for an evacuation device being arranged at an entry zone for at least one package into a sterilization chamber.
  • Some examples of the disclosure provide for an evacuation device being arranged at an exit zone of a sterilization chamber.
  • Some examples of the disclosure provide for several evacuation devices being combined at various locations.
  • Some examples of the disclosure provide for a leakage being predicted or measured to occur.
  • Some examples of the disclosure provide for a maximization of evacuation of a sterilization agent.
  • Some examples of the disclosure provide for a system comprising at least one floor evacuation unit.
  • Some examples of the disclosure provide for evacuation of a sterilization agent at a floor of a sterilization chamber.
  • Some examples of the disclosure provide for a system comprising a control unit for controlling a rate of flow of at least one suction unit.
  • Some examples of the disclosure provide for a system comprising a control unit for controlling a rate of flow of at least two evacuation devices.
  • Some examples of the disclosure provide for a maximum evacuation based on e.g. performance of a suction unit, evacuation devices and/or a combination thereof.
  • Some examples of the disclosure provide for a control of a flow of fluids inside a sterilization chamber such that a desired fluid flow is created which removes a sterilization agent.
  • Some examples of the disclosure provide for at least one sensor being used to provide feedback to a control unit of different parameters such as a voltage, current, flow, concentration of a sterilization agent and so on.
  • Figure 1 a illustrates a top side view of an evacuation device.
  • Figure 1 b illustrates a bottom side view of an evacuation device.
  • Figure 2 illustrates a side view of an evacuation device.
  • Figure 3 illustrates a bottom side view of an evacuation device.
  • Figure 4 illustrates a top side view of an evacuation device having hydrogen peroxide outlets.
  • Figure 5 illustrates a system of evacuation devices.
  • Figure 6 illustrates a system of evacuation devices.
  • Figure 7 is a flow chart of a method for evaporating a sterilization agent.
  • FIG. 1 illustrates an example of an evacuation device 10 for evacuating a sterilizing agent used for sterilizing at least one package 20.
  • the evacuation device 10 comprises an outlet 1 1 for evacuating the sterilization agent and a collection unit 12.
  • the collection unit 12 is connected to the outlet 1 1 , and the collection unit 12 is arranged at at least one package 20 such that the sterilization agent is evacuated via the collection unit 12 and out through the outlet 1 1 .
  • the evacuation device evacuates any excess of H 2 0 2 used for sterilizing the package.
  • Such excess of H 2 0 2 happens for example during continuous production, a purging operation and so on.
  • the collection unit 12 is arranged above the at least one package 20, as illustrated in e.g.
  • the evacuation, e.g. by suction, of the sterilizing agent from the evacuation device 10 is matched to an output of the sterilization agent for sterilizing the package 20.
  • the evacuation of the sterilization agent is in between 1 .5-10 times as much as the output and more preferably between 4-5 times as much.
  • the collection unit 12 is formed such that it covers at least all of an area of at least one package 20 being sterilized. By having the collection unit 12 covering the area being sterilized of at least one package 20 the collection unit 12 will catch all or almost all of the sterilizing agent used for sterilizing the package 20 when the sterilizing agent is e.g. sprayed into the package 20 and deflected back up from the package 20 or on to the package 20.
  • the collection unit 12 is arranged substantially in a same plane as an opening of a partly folded package 20 such that collection unit 12 is more or less encompassing the opening of the partly folded package 20, illustrated in fig. 1 b with the number 50 wherein it can be seen how the collection unit 12 can encompass at least one package 20 being passed thereby.
  • the collection unit 12 is arranged at the sides of the at least one package 20. In an example, the collection unit 12 is arranged at the sides and above the at least one package 20.
  • the collection unit 12 is formed such that the collection unit 12 has a larger area at the package 20 and narrows into the outlet 1 1 having a smaller area, as e.g. illustrated in fig.1 .By having the collection unit 12 formed like this it is possible to create a larger volume at the package 20 and still maintain a smaller outlet 1 1 such that the sterilizing agent is evacuated from the package 20 via the collection unit 12.
  • the collection unit 12 is a hood. Other type of shapes of the collection unit 12 is also possible to use as long as they deflect and/or suck a fluid flow via the collection unit 12 into the outlet 1 1 and is arrangeable at a package 20.
  • the collection unit 12 is formed such that it covers up to an area of an opening of the at least one package 20, as e.g. illustrated in fig. 2.
  • the collection unit 12 is formed such that the collection unit 12 has a smaller area at the at least one package and expands into the outlet 1 1 having a larger area, illustrated in fig. 2.
  • the collection unit 12 is capable of producing a uniform suction at the at least one package 20 and/or having an extended depth of penetration past at least one package 20 towards a conveyor or similar passing the at least one packages 20 past the collection unit 12. This aids in evacuating fluids over a smaller area but with more depth, e.g. as illustrated in figs. 2 or 3.
  • FIGS. 1 1 of the evacuation device 10 illustrate an example where the collection unit 12 is arranged above the at least one package 20 entering into a sterilization chamber by a conveyor and the collection unit 12 is shaped such that the fluid flow is uniform and has a high velocity at the package 20 so that fluid from all the way down to the conveyor can be sucked into and collected in the collection unit 12 and then following exits through the outlet 1 1 of the evacuation device 10.
  • the evacuation device In an example illustrated in e.g. figs. 1 and 1 b, the evacuation device
  • a clamp holds the outlet 1 1 in place and a bolt is arranged on the opposite side to hold the collection unit 12 in place.
  • the collection unit 12 comprises means 13 for receiving at least one sterilization outlet for injecting the sterilization agent into the package 20.
  • the collection unit 12 configured to receive the sterilization outlet the collection unit 12 can be arranged directly above the sterilization outlet and thus receive a maximum of excessive sterilization agent e.g. when the agent is output into the package 20 and deflected back up from the package 20.
  • the outlet 1 1 is connectable to an evacuation system
  • the system 100 By having the outlet 1 1 connectable to an evacuation system the system 100 sucks via the evacuation device 10 out the sterilization agent collected in the collection unit 12.
  • the evacuation system 100 for evacuating a sterilizing agent used for sterilizing at least one package 20 comprises at least two evacuation devices 10.
  • the evacuation device 10 comprises an outlet 1 1 for evacuating the sterilization agent and a collection unit 12.
  • the collection unit 12 is connected to the outlet
  • the collection unit 12 is arranged at the at least one package 20 such that the sterilization agent is evacuated via the collection unit 12 and out through the outlet 1 1 .
  • the system 100 further comprises at least one suction unit 1 10 for evacuating the sterilizing agent.
  • the suction unit 1 10 is connected to the outlet 1 1 of the at least one evacuation device 10.
  • the system 100 comprises at least two evacuation devices 10.
  • One evacuation device 10 is arranged at a drying zone for the package 20. By having the evacuation device 10 at the drying zone of the at least one package 20 it is possible to evacuate even more of the sterilization agent and/or if anything is left in the at least one package 20 after the main sterilization of the at least one package 20.
  • the system 100 comprises at least three evacuation devices 10.
  • One evacuation device 10 is arranged at an entry zone for the at least one package 20 to enter into the sterilization chamber, as illustrated in e.g. figs. 5-6. By having the evacuation device 10 at the entry zone to the sterilization chamber the system 100 evacuates any superfluous sterilization agent in the chamber that could exit through the entry zone.
  • the system 100 comprises at least one evacuation device 10 and the evacuation device 10 is arranged at an exit zone of the sterilization chamber. In an example, several evacuation devices 10 are combined at various locations wherein a leakage is predicted or measured to occur, in order to maximize the evacuation of the sterilization agent.
  • the system 100 comprises at least one floor evacuation unit 30 for evacuation the sterilization agent at the floor of the sterilization chamber, illustrated in e.g. figs.5-6.
  • the system 100 evacuates any sterilization agent that is underneath the at least one package 20 on e.g. a conveyor.
  • the system 100 comprises a control unit for controlling a rate of flow of the at least one suction unit 1 10 and/or at least two
  • evacuation devices 10 By having the control unit control the rate of flow the system 100 can be adjusted for a maximum evacuation based on e.g.
  • the suction unit 1 10, the evacuation devices 10 and or a combination thereof it is possible to control the flow of fluids inside the sterilization chamber such that a desired fluid flow is created which removes the sterilization agent.
  • at least one sensor is used to provide feedback to the control unit of different parameters such as a voltage, current, flow, concentration of the sterilization agent and so on.
  • a method 200 for evacuating sterilization agent comprises providing 210 at least one evacuation device 10 and evacuating 220 the sterilization agent by the at least one evacuation device 10.
  • the evacuation is performed by a first device of the at least one evacuation device 10, and wherein the collection unit 12 of the first device is arranged above at least one package 20 to be sterilized.
  • the evacuation is performed by a second device of the at least one evacuation device 10, and wherein the collection unit 12 of the second device is arranged above at least one package 20 to be dried.
  • the evacuation is performed by a third device of the at least one evacuation device 10, and wherein the collection unit 12 of the third device is arranged above at least one package 20 to enter the sterilization chamber.
  • the at least one evacuation device 10, system 100 and/or method 200 is used in a Tetra Pak® TR/27, but other Tetra Pak® and/or non Tetra Pak® machines are also equally applicable and which the skilled person would easily appreciate.
  • the above is used in a sterilization section of packages in the Tetra Pak® TR/27 machine.

Landscapes

  • Health & Medical Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Epidemiology (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Apparatus For Disinfection Or Sterilisation (AREA)

Abstract

L'invention concerne un dispositif d'évacuation pour l'évacuation d'un agent de stérilisation utilisé pour stériliser au moins un emballage. Le dispositif d'évacuation comprend une sortie pour l'évacuation de l'agent de stérilisation. Le dispositif d'évacuation comprend en outre une unité de collecte et l'unité de collecte est reliée à la sortie. L'unité de collecte est disposée au niveau du ou des emballages de telle sorte que l'agent de stérilisation est évacué via l'unité de collecte et sort par la sortie.
EP17719581.5A 2016-04-27 2017-04-25 Dispositif, système et procédé d'évacuation d'un agent de stérilisation pour stériliser un emballage dans une chambre de stérilisation Withdrawn EP3448439A2 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
SE1650563 2016-04-27
PCT/EP2017/059821 WO2017186732A2 (fr) 2016-04-27 2017-04-25 Dispositif, système et procédé d'évacuation d'un agent de stérilisation pour stériliser un emballage dans une chambre de stérilisation

Publications (1)

Publication Number Publication Date
EP3448439A2 true EP3448439A2 (fr) 2019-03-06

Family

ID=58632988

Family Applications (1)

Application Number Title Priority Date Filing Date
EP17719581.5A Withdrawn EP3448439A2 (fr) 2016-04-27 2017-04-25 Dispositif, système et procédé d'évacuation d'un agent de stérilisation pour stériliser un emballage dans une chambre de stérilisation

Country Status (3)

Country Link
EP (1) EP3448439A2 (fr)
JP (1) JP2019514798A (fr)
WO (1) WO2017186732A2 (fr)

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2771645A (en) * 1950-12-04 1956-11-27 Dole Eng Co James Apparatus for sterilizing food containers
FR2501630A1 (fr) * 1981-03-12 1982-09-17 Bbc Brown Boveri & Cie Procede de sterilisation de conteneurs pour produits alimentaires et machine de conditionnement de produits alimentaires
EP0951437B1 (fr) * 1997-01-07 2001-04-04 GEA Finnah GmbH Procede et machine pour preparer des bouteilles en vue d'une operation de remplissage et procede de remplissage desdites bouteilles
PT1050467E (pt) * 1999-05-03 2004-07-30 Tetra Laval Holdings & Finance Unidade para esterilizacao de material em tira numa maquina de embalar para embalagem de produtos alimentares que podem ser vertidos e maquina de embalar que compreende uma dessas unidades
CN101306726B (zh) * 2007-05-18 2011-05-18 上海斯开龙包装有限公司 无菌灌装包装机
JP5263695B2 (ja) * 2008-08-26 2013-08-14 シデル エス．ピー．エー． 容器クロージャを滅菌する装置および方法
US9878468B2 (en) * 2010-05-17 2018-01-30 Microstate Manufacturing Method for manufacturing articles from e-waste feedstocks
ITMI20121855A1 (it) * 2012-10-31 2014-05-01 Smi Spa Sistema di riscaldamento per forno per preforme

Also Published As

Publication number Publication date
WO2017186732A2 (fr) 2017-11-02
WO2017186732A3 (fr) 2018-06-14
JP2019514798A (ja) 2019-06-06

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