WO2016183693A1 - Appareil pour désinfecter des instruments médicaux - Google Patents

Appareil pour désinfecter des instruments médicaux Download PDF

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Publication number
WO2016183693A1
WO2016183693A1 PCT/CH2016/000078 CH2016000078W WO2016183693A1 WO 2016183693 A1 WO2016183693 A1 WO 2016183693A1 CH 2016000078 W CH2016000078 W CH 2016000078W WO 2016183693 A1 WO2016183693 A1 WO 2016183693A1
Authority
WO
WIPO (PCT)
Prior art keywords
instruments
instrument
disinfecting
fluid
receiving
Prior art date
Application number
PCT/CH2016/000078
Other languages
German (de)
English (en)
Original Assignee
Engotech Ultrasonics Ag
Medisound International Bv
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 Engotech Ultrasonics Ag, Medisound International Bv filed Critical Engotech Ultrasonics Ag
Publication of WO2016183693A1 publication Critical patent/WO2016183693A1/fr

Links

Classifications

    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B1/00—Instruments for performing medical examinations of the interior of cavities or tubes of the body by visual or photographical inspection, e.g. endoscopes; Illuminating arrangements therefor
    • A61B1/12—Instruments for performing medical examinations of the interior of cavities or tubes of the body by visual or photographical inspection, e.g. endoscopes; Illuminating arrangements therefor with cooling or rinsing arrangements
    • A61B1/121—Instruments for performing medical examinations of the interior of cavities or tubes of the body by visual or photographical inspection, e.g. endoscopes; Illuminating arrangements therefor with cooling or rinsing arrangements provided with means for cleaning post-use
    • A61B1/125—Instruments for performing medical examinations of the interior of cavities or tubes of the body by visual or photographical inspection, e.g. endoscopes; Illuminating arrangements therefor with cooling or rinsing arrangements provided with means for cleaning post-use using fluid circuits
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B1/00—Instruments for performing medical examinations of the interior of cavities or tubes of the body by visual or photographical inspection, e.g. endoscopes; Illuminating arrangements therefor
    • A61B1/12—Instruments for performing medical examinations of the interior of cavities or tubes of the body by visual or photographical inspection, e.g. endoscopes; Illuminating arrangements therefor with cooling or rinsing arrangements
    • A61B1/121—Instruments for performing medical examinations of the interior of cavities or tubes of the body by visual or photographical inspection, e.g. endoscopes; Illuminating arrangements therefor with cooling or rinsing arrangements provided with means for cleaning post-use
    • A61B1/123—Instruments for performing medical examinations of the interior of cavities or tubes of the body by visual or photographical inspection, e.g. endoscopes; Illuminating arrangements therefor with cooling or rinsing arrangements provided with means for cleaning post-use using washing machines
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B90/00—Instruments, implements or accessories specially adapted for surgery or diagnosis and not covered by any of the groups A61B1/00 - A61B50/00, e.g. for luxation treatment or for protecting wound edges
    • A61B90/70—Cleaning devices specially adapted for surgical instruments

Definitions

  • the present invention relates to an apparatus for disinfecting medical instruments, advantageously those carrying at least one movable tool, said tool being mounted at the free end of a hollow lance, while the other end of said lance is installed in a drive housing, with a trough for receiving a disinfection fluid into which the instruments to be cleaned can be inserted.
  • the object of the present invention is to eliminate these and other disadvantages. This object is achieved according to the invention with the aid of the apparatus of the type mentioned above, as defined in the characterizing part of claim 1.
  • FIG. 1 is a front view of an overall view of the present apparatus
  • FIG. 2 is a plan view of the apparatus of FIG. 1 equipped with a tray for receiving the surgical instruments to be cleaned, FIG having opposite portions of the present apparatus for receiving the instruments to be cleaned,
  • FIG. 4 in a plan view of the instrument carrier of FIG. 3 with four surgical instruments to be cleaned, FIG.
  • Fig. 6 in perspective a compilation of some of the mechanical components of the facilities, or instrument carrier for receiving the instruments to be cleaned, and
  • Fig. 1 shows in a front view an overall view of the present apparatus.
  • the present apparatus for disinfecting articles 2, in particular medical instruments, which may have movable components comprises an overall housing 1, which essentially is cuboid. (FIGS. 1 and 2)
  • This housing 1 has a top wall 101, a front wall 102, a rear wall 103, side walls 104 and 105, and a bottom 106.
  • On the top wall 101 is a known display device 107, which may be combined with a keyboard, or touch panel or other input means.
  • a trough 108 is embedded in the top wall 101 of the overall housing 1. This trough 108 is intended inter alia for receiving a disinfecting fluid and for receiving the instruments 2 to be disinfected.
  • the tub 108 has a front wall 109, a rear wall 110, two side walls 111 and 112, a tub bottom 113, and a lid (not shown).
  • the present apparatus further comprises means 5 for handling at least one of the instruments 2 to be disinfected (FIGS. 3 to 4).
  • These handling means 5 comprise an open-topped cage-like body of mutually rigidly connected rods 6. These rods 6 form a front wall 51, a rear wall 52, side walls 53 and 54 and a bottom 55 of the cage 5.
  • the walls 51 to 55 of this cage 5 are as a grid made of said rods 6. It is important that the disinfecting fluid has the most unhindered access to the instruments 5 located in the cage 5 to be cleaned.
  • the dimensions of this cage device 5 are chosen so that this device 5 can find space in the tub 108.
  • the instruments to be disinfected 2 are first placed in this handling basket 5 and lowered with this in the tub 108.
  • the instruments 2, which can be disinfected by the present apparatus, are expediently components of surgical equipment.
  • Such articles 2 ( Figures 3, 4 and 5) have a drive housing 30 from which a hollow lance 31 extends.
  • the drive housing 30 is basically cuboid.
  • Elongated actuating pieces (not shown) pass through the lance 31. The first ends of these actuating pieces lie inside the drive housing 30. The opposite or second ends of the actuating pieces are located in the area of the free end portion of the hollow lance 31.
  • An operating tool 32 for example scissors, pliers, clamping pieces, sewing tools, needle , Mikroschas, etc., stands out from the free end of the lance 31.
  • the second ends of the actuating pieces in the hollow lance 31 are coupled via joints (not shown) to the operating tool 32 at the free end of the lance 31.
  • One end of the channel 33 opens into the cavity in the lance 31.
  • the other mouth 35 of this channel 33 lies in the lance 31 opposite side wall 34 of the drive housing 30.
  • the present apparatus is designed so that at least the interior of the hollow lance 31 and / or the surgical tool 32 of the instrument 2 can be disinfected.
  • the present apparatus includes a plurality of devices, each of which may contribute to disinfecting the instruments 2 in a different manner.
  • Instrument holding sections 15 and 16 are further components of the present apparatus which allow the instruments 2 to be cleaned in the apparatus and simultaneously disinfected.
  • the instrument holding sections 15 and 16 are located in the basket-like means 5. One of each of these instrument holding sections 15 and 16 is arranged in the region of one of the mutually opposite side walls 53 and 54 of the basket 5.
  • the respective instrument holding section 15 or 16 has a device 17 for distributing the disinfecting fluid within the instrument holder section 15 or 16 and a device 18 for receiving at least one of the instruments 2 to be disinfected.
  • the distributor device 17 and the receiving device 18 are located associated with each other so that they form a functional group within the respective instrument shadeabêtes 15 and 16 respectively.
  • the main body 23 of the distribution device 17 ( Figures 5 and 6) is designed as an elongate block of material with a quadrangular cross-section, in which channels for distributing the disinfecting fluid are made. From the main body 23, a pipe section 24 protrudes, through which the disinfecting fluid can be guided into horizontally extending channels 8 and 9 (FIGS. 3 and 5) of the main body 23 of this distributing device 17.
  • a first set of nozzles 25 is installed in one of the horizontally extending sides 22 and 26 of the base body 23 of the distribution device 17.
  • the entry parts of these nozzles 25 are fluidly connected to the horizontal channels 8 and ⁇ in the interior of the main body 23 and thus also to the supply line 24 of the disinfecting fluid (not shown).
  • the outlet openings 27 of these nozzles 25 of the first set open into the interior of the basket 5 and they produce a jet of disinfectant fluid, which is directed vertically.
  • a second set of nozzles 28 (FIG.
  • the main body 40 ( Figure 5) of the instrument receiver 2 18 is also designed as an elongate block of material with a quadrangular cross section, in which channels are present.
  • Beds 41 (Fig. 4) for receiving the drive housing 30 of the instruments 2 are executed in the top wall 42 of the material block 40.
  • the drive housing 30 of one of the instruments 2 can be pushed laterally into one of these beds 41.
  • the fluid jet passes from the second nozzle 28 through the channel 33 in the receiving housing 30 and passes into the cavity in the lance 31, to the tool 32 supporting end of the lance 31 of this instrument and from there back to the channel 33 in the receiving housing 30th
  • Cavities are executed in the material block 40 of the receiving device 18.
  • the cavities of a first group thereof are used to accommodate devices which provide the drive of the components of the respective cleaned instruments 2. Because these components must be moved during the disinfection process, so that unwanted particles from the columns in the instrument 2 can be removed.
  • the cavities of a two- Group serve to receive a device 60 for locking the instruments 2 when they are in each bed 41 of the receiving device 18.
  • the locking device 60 ( Figures 6 and 7) includes locking pins 61. The longitudinal axis of these locking pins 61 extends vertically.
  • the respective locking pin 61 is mounted in a recess 62 which is executed in the material block 40 of the receiving device 18 from above and in the region of the respective bed 41 for receiving the drive housing 30 of the instruments 2.
  • the lower end of the respective locking pin 61 is provided with a flat head 63. Above this head 63 is a stop 64 on the inner wall of the recess 62 in the material block 40 is executed between this stop 64 and the head 63 of the locking pin 61 is a compression spring 65 which pushes the pin 61 downward.
  • the overhead portion of the bolt of the high-speed locking pin 61 can engage in a recess 66 which is executed in the bottom of the drive housing 30 from below.
  • the locking pin 61 prevents the drive housing 30 from slipping out of the bed 41 during the disinfection of the instrument 2.
  • the locking device 60 further comprises a rod 67 for the actuation of the locking pins 61.
  • This actuating rod 67 is located below the locking pins 61 and it is perpendicular to the longitudinal direction of the locking pins 61, ie horizontally movable.
  • constrictions 68 are performed in the region of the respective locking pin 61.
  • the flanks 69 of these constrictions 68 are inclined and flat.
  • the receiving housing 30 of the instruments 2 are not locked in their beds 41 yet. This is because the heads 63 of the locking pins 61 rest approximately in the middle of the interior of the constrictions 68 of the operating rod 67.
  • the actuating rod 67 protrudes laterally, in the case shown, it is right (Fig.
  • this rod 67 is provided with a handle 43.
  • the actuating rod 67 moves to the right.
  • the heads 63 of the locking pins 61 slide along one of the oblique flanks 69 of the constriction 68.
  • the locking pin 61 is pushed upwards. In this case, the upper portion, ie the bolt of the locking pin 61 passes into the bore 66 in the bottom of the drive housing 30 and the position of the instrument 2 in the bed 41 is thereby locked.
  • the handling carrier 5 contains the two previously discussed instrument holder sections 15 and 16 of the apparatus. Each of these instrument holding sections 15 and 16 is associated with one of the side walls 53 and 54 of the handling carrier 5. (Fig. 3) The instrument holding portions 15 and 16 are located in the basket 5 at different heights. The first instrument holding section 15 is located above the second instrument holding section 16 (FIG. 3). The instruments 2 form two layers 20 and 21, which lie one above the other. In the case illustrated, the respective layer 20 or 21 comprises four instruments 2 lying next to one another (FIG. 4).
  • the drive housings 30 of the instruments 2 of the first layer 20 are seated in the beds 41 of the first or upper instrument panel section 15.
  • the drive housings 30 of the instruments 2 of the second layer 21 thereof sit in the beds 41 of the second and lower instrument holder sections 16, respectively and they are closer to the first left side wall 53 of the handling carrier 5. It follows that the lances 31 of the overhead instruments 2 above the drive housing 30 of the second layer 21 of the instruments 2 are located. Accordingly, the lances 31 of the instruments 2 of the second layer 21 are below the drive housings 30 of the first layer 20 of the instruments 2.
  • the mouths of the first, vertically directed nozzles 25, located on the upper and lower horizontal side 22 and 26 of the Material block 23 of the distribution device 17 are directed against the underlying or overlying lances 31 of the instruments 2 of the other group 20 and 21 respectively.
  • the effluent from these vertical nozzles 25 fluid supports the disinfection of the tools 32 and the configuredftumbleen the instruments 2 of the other layer 20 and 21 of the instruments. 2
  • Fig. 4 it is indicated that in the bottom of the drive housing 30 of the instruments 2 wheels 70 for driving movable components of the instruments 2 are located, which are located both within the lance 31 and at the free end of the lance 31 of the instrument 2.
  • wheels 70 for driving movable components of the instruments 2 are located, which are located both within the lance 31 and at the free end of the lance 31 of the instrument 2.
  • One of each is located in one of the corners of the drive housing 30 having a substantially quadrangular outline.
  • This transmission wheel 71 engages the drive wheel 70 in the housing 30 of the instrument 2 after the housing 30 is inserted into the recording bed 41 has been.
  • the main body of the transmission wheel 71 has an upper disk-shaped portion 72, the free end face is free in the plane of the bottom of the receiving bed 41.
  • Approximately star-shaped slot-shaped openings 73 are made in the end face of this upper portion 72 of the transmission gear 71 cams (not shown) protrude downward from the free end face of the drive wheel 70 in the drive housing 30 of the instruments 2. These cams can engage in the slot-shaped openings 73 in the upper end face of the transmission gear 71.
  • the main body of the transmission wheel 71 furthermore has a second, lower section 74. This second portion 74 is located below the upper disk-shaped portion 72 of the transmission wheel 71 and is coaxially arranged with respect to this upper disk portion 72.
  • This lower and second wheel portion 74 is provided with teeth.
  • the transmission wheel 71 is embedded in the material block 40 of the receiving device 18 so that the toothed portion 74 of the transmission wheel 71 is located inside the material block 40 of the receiving device 18.
  • An element 75 for driving the transmission wheel 71 is provided.
  • This drive element 75 has a main body whose longitudinal section is substantially T-shaped.
  • the stem 76 of this drive element 75 lies within the material block 40 next to the transmission wheel 71 (FIG. 6), the axis of rotation of the transmission wheel 71 being practically perpendicular to the longitudinal axis of the drive element 75 76 of the drive member 75 has a thicker portion 78 and a thinner portion 79.
  • a circumferential shoulder 80 on the stem 76 is provided between these two portions 78 and 79.
  • One of the side surfaces of the thicker stem portion 78 is provided with a straight toothing 81 (Fig. 6). These teeth 81 are designed and arranged so that they can mesh with the teeth on the underlying disc 74 of the transmission wheel 71.
  • the head 77 of the drive element 75 adjoins the free end of the thicker stem portion 78 and it is integrally with this stem portion 76.
  • the longitudinal section is also substantially T-shaped, wherein the longitudinal axis 45 of this cavity 44 extends horizontally.
  • the inner shape of this cavity 44 has sections of different diameters. The dimensions of the individual sections of the cavity 44 are selected so that said drive element 75 can not only be located in this cavity 44, but can also be displaced in this cavity 44 in the longitudinal direction of the stem 76 thereof.
  • the widest portion 47 of the cavity 44 in the material block 40 of the receiving device 18 abuts that wall 46 of the material block 19 of the distribution device 17 for the fluid, which faces the receiving device 18.
  • the disinfecting fluid from the interior of the lower horizontal channel 9 in the Distribution device 17 in the adjacent cavities 44 in the material block 40 of the receiving device 18 pass.
  • These cavities 44 are assigned to the instruments 2 of the second or lower layer 21.
  • the disinfectant fluid from the upper horizontal channel 8 passes through the first outlet openings 82 into the first or horizontally directed outer nozzles 28.
  • the pulsating disinfection fluid enters through the openings 35 in the rear wall 34 of the drive housing 30 and through the horizontally directed nozzles 28 the longitudinal channel 33 in the respective drive housing 30 and then to the movable components of the instrument 2.
  • the second or vertically directed DOsen 25 are in the case shown in Fig. 5, however, connected to the cavity of the second horizontal channel 9 kals.
  • the widest portion of the cavity 44 in the material block 40 serves to receive the head 77 of the drive element 75 with the T-shaped longitudinal section.
  • This widest portion of the cavity 44 is designed so that the T-head 77 can move in this widest region of the cavity 44 as the piston in a cylinder.
  • the piston 77 is shown angularly It is understood that this piston 77 may also have a circular cross-section.
  • the narrowest portion 48 of this hollow space 44 In the opposite end portion of the elongated cavity 44 is the narrowest portion 48 of this hollow space 44. In this, the thinnest portion 79 of the stem 76 of the drive member 75 can move longitudinally. In the inner wall of this narrowest portion 48 of the cavity 44, a circumferential shoulder 84 is executed. Between this shoulder 84 and the circumferential skate 80 on the drive element 75 is a compression spring 56 (FIG. 6) which pushes the piston 77 to the right.
  • the pipe section 24 is a valve (not shown) connected upstream, which is interposed in the supply line of the disinfecting fluid.
  • This valve can be opened and closed periodically.
  • the disinfecting fluid is under pressure in the supply line before this valve.
  • a surge of disinfectant fluid enters the cavities 8 and 9 in the distributor 17.
  • Such bumps of disinfecting fluid penetrate through the outlet openings 82 and 83 of the horizontal channels 8 and 9, which are formed in the wall 46 of the distributor device 17, inter alia even into the cavity 44 in the receiving device 18.
  • Such fluid bursts act on the end face of the piston 77 in the cavity 44 and they force the piston 77 and thus also the entire drive element 75 to move to the left.
  • the thicker portion 78 of the stem 76 carries the teeth 81 which mesh with the teeth on the indexing wheel 71.
  • the reciprocating movement of the drive member 75 transmits to the transmission wheel 71, which rotates about its axis of rotation back and forth
  • the drooping projections on the underside of the drive wheel 70 in the housing 30 of the respective instrument 2 are above the slots 73 in the transmission 71th in the receiving device 18 in engagement.
  • This coupling causes the drive wheel 70 in the instrument housing 30 performs the same pivotal movements as the switching wheel 71.
  • the moving parts inside the lance 31 and the components of the tool 32 are coupled to the drive wheel 70, so that the pressure surges of the disinfecting fluid in the distributor 17 cause the disinfecting movements of the moving parts of the instrument 2.
  • the jets of the disinfecting fluid exiting the nozzles 25 and 28 are also subject to said fluctuations in pressure in the disinfecting fluid.
  • Such blasting of the outer surfaces of the lances 31 and the tools 32 with the disinfectant causes intensive disinfection of the outer surfaces of these components of the instruments 2.
  • the movements of the components of the disinfected instruments are caused solely by the control of the inflow of the disinfecting fluid and therefore no electric motor or the like. Need.
  • the apparatus also comprises a device by means of which the trough 108 can be filled with a sterilizing medium. There is also provided a device which allows a metered delivery of the disinfecting fluid into the tub 108. Furthermore, means are provided which allow the discharge of the used disinfecting fluid from the tub 108 Finally, a device is provided which allows the flushing of the inner walls of the tub 108 and located in the tub 108 instruments 2.

Abstract

L'appareil selon l'invention sert à nettoyer et à désinfecter des objets, notamment des instruments médicaux qui peuvent comporter des parties mobiles. Cet appareil comprend une cuve (108) dans laquelle les objets souillés (2) peuvent être introduits. L'invention concerne également des dispositifs, ces dispositifs qui peuvent contribuer, chacun à leur manière, au nettoyage desdits objets. L'un de ces dispositifs est une source (6) de vibrations qui comprend des transducteurs piézoélectriques (7). Ces transducteurs sont associés aux parois de la cuve de manière vibratoire. La source peut produire des vibrations dans la plage des ultrasons.
PCT/CH2016/000078 2015-05-18 2016-05-17 Appareil pour désinfecter des instruments médicaux WO2016183693A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CH6862015 2015-05-18
CH00686/15 2015-05-18

Publications (1)

Publication Number Publication Date
WO2016183693A1 true WO2016183693A1 (fr) 2016-11-24

Family

ID=56853425

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/CH2016/000078 WO2016183693A1 (fr) 2015-05-18 2016-05-17 Appareil pour désinfecter des instruments médicaux

Country Status (2)

Country Link
CH (1) CH711143A2 (fr)
WO (1) WO2016183693A1 (fr)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106076967A (zh) * 2016-07-29 2016-11-09 吴江富凯医用卫生用品有限公司 一种用于婴儿呼吸罩卫生处理的装置
CN112170359A (zh) * 2020-09-22 2021-01-05 黄志强 一种不锈钢医疗器械消毒设备
WO2022032850A1 (fr) * 2020-08-14 2022-02-17 苏州隆泽医药技术有限公司 Dispositif de nettoyage à haute efficacité pour instrument médical chirurgical
CN117753722A (zh) * 2024-02-22 2024-03-26 南通荷塘崔月医疗科技有限公司 一种医疗器械刷洗设备

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2008136341A1 (fr) * 2007-05-02 2008-11-13 Sakura Seiki Co., Ltd. Dispositif de nettoyage
US20110132404A1 (en) * 2009-03-16 2011-06-09 Lutz Todd M Method and apparatus for cleaning of laparoscopic surgical instruments
DE202013007537U1 (de) * 2013-08-16 2014-11-17 BANDELIN patent GmbH & Co. KG Antrieb und Zusatzvorrichtung für Ultraschall-Reinigungsgeräte

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2008136341A1 (fr) * 2007-05-02 2008-11-13 Sakura Seiki Co., Ltd. Dispositif de nettoyage
US20110132404A1 (en) * 2009-03-16 2011-06-09 Lutz Todd M Method and apparatus for cleaning of laparoscopic surgical instruments
DE202013007537U1 (de) * 2013-08-16 2014-11-17 BANDELIN patent GmbH & Co. KG Antrieb und Zusatzvorrichtung für Ultraschall-Reinigungsgeräte

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106076967A (zh) * 2016-07-29 2016-11-09 吴江富凯医用卫生用品有限公司 一种用于婴儿呼吸罩卫生处理的装置
WO2022032850A1 (fr) * 2020-08-14 2022-02-17 苏州隆泽医药技术有限公司 Dispositif de nettoyage à haute efficacité pour instrument médical chirurgical
CN112170359A (zh) * 2020-09-22 2021-01-05 黄志强 一种不锈钢医疗器械消毒设备
CN117753722A (zh) * 2024-02-22 2024-03-26 南通荷塘崔月医疗科技有限公司 一种医疗器械刷洗设备
CN117753722B (zh) * 2024-02-22 2024-05-03 南通荷塘崔月医疗科技有限公司 一种医疗器械刷洗设备

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