EP2642609A1 - Elément de connexion à fiche pour un appareil ou un instrument médical - Google Patents

Elément de connexion à fiche pour un appareil ou un instrument médical Download PDF

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Publication number
EP2642609A1
EP2642609A1 EP12161065.3A EP12161065A EP2642609A1 EP 2642609 A1 EP2642609 A1 EP 2642609A1 EP 12161065 A EP12161065 A EP 12161065A EP 2642609 A1 EP2642609 A1 EP 2642609A1
Authority
EP
European Patent Office
Prior art keywords
fluid
contact
connector
plug
electrical contact
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Withdrawn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
EP12161065.3A
Other languages
German (de)
English (en)
Inventor
Stefan Gross
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.)
Erbe Elecktromedizin GmbH
Original Assignee
Erbe Elecktromedizin 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 Erbe Elecktromedizin GmbH filed Critical Erbe Elecktromedizin GmbH
Priority to EP12161065.3A priority Critical patent/EP2642609A1/fr
Priority to US13/801,440 priority patent/US20130252461A1/en
Priority to KR1020130030385A priority patent/KR101550492B1/ko
Priority to CN2013100936712A priority patent/CN103326204A/zh
Priority to BRBR102013006863-2A priority patent/BR102013006863A2/pt
Priority to JP2013062375A priority patent/JP5718964B2/ja
Publication of EP2642609A1 publication Critical patent/EP2642609A1/fr
Withdrawn legal-status Critical Current

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Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
    • H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
    • H01R13/005—Electrical coupling combined with fluidic coupling
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
    • H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
    • H01R13/46—Bases; Cases
    • H01R13/52—Dustproof, splashproof, drip-proof, waterproof, or flameproof cases
    • H01R13/5224—Dustproof, splashproof, drip-proof, waterproof, or flameproof cases for medical use
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
    • H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
    • H01R13/46—Bases; Cases
    • H01R13/52—Dustproof, splashproof, drip-proof, waterproof, or flameproof cases
    • H01R13/5227—Dustproof, splashproof, drip-proof, waterproof, or flameproof cases with evacuation of penetrating liquids

Definitions

  • the invention relates to a connector part for a medical device or a medical instrument.
  • Some medical instruments are designed to be supplied with at least one fluid as well as at least one electrical signal.
  • the fluid may be a gas, a liquid, a supercritical fluid, an aerosol, or a combination thereof.
  • the electrical signal may be an information-bearing signal, such as a signal. a switching signal, a bit string, or the like, or also a power signal, such as an RF voltage or an RF current, with which an effect on a biological tissue can be achieved.
  • An example of a medical instrument that requires both an electrical supply, as well as the supply of a fluid is from the DE 69126721 T2 known.
  • the instrument has a flexible connection hose, which initially leads to an electrical connector and branches from there to a fluid connection.
  • the connector part according to the invention is according to claim 1 a plug and according to claim 2 a socket.
  • the connector part has at least one fluid plug element, which is designed in the case of the plug as a plug pin and in the case of the socket as a socket.
  • the plug pin can be any elongated metal or other material, e.g. Plastic, be existing part with a round or non-circular, for example polygonal cross-section, which is formed substantially straight or stretched.
  • each element can be understood, which encloses an open at least on one side elongated receiving space into which a plug pin is inserted.
  • the receiving space has a cross section, which may be round or out of round, for example polygonal.
  • the receiving space is straight and unaltered in cross-section along its length, e.g. cylindrically shaped.
  • the connector part has at least one fluid channel which adjoins an opening thereof.
  • the opening is used for the removal of fluid media, such as. Liquids, gases, supercritical fluids, aerosols, smoke or the like.
  • fluid media such as. Liquids, gases, supercritical fluids, aerosols, smoke or the like.
  • a fluid supply line and / or a fluid discharge line is connected to the fluid channel.
  • the connector part according to the invention also has an electrical contact device. This is preferably at one end of the fluid plug element - in the case of the plug pin at the free end of the same and in the case of the socket at its inner end or Floor - arranged.
  • an electrical contact device This is preferably at one end of the fluid plug element - in the case of the plug pin at the free end of the same and in the case of the socket at its inner end or Floor - arranged.
  • the electrical contact device and the plug-in element are arranged coaxially with one another.
  • the merging of corresponding connector parts is particularly easy.
  • the plug pin of the plug can receive a radial guide in the socket of the socket, which promotes concentric assembly of the contact means of the plug and the socket.
  • Delicate electrical contacts are protected. It can be worked with tight tolerances, without the risk of damage in case of improper handling.
  • the two fluid connector elements form a linear guide device for the two electrical contact devices.
  • the electrical contact device can be formed in one or more poles independently of the specific embodiment.
  • it may be formed as a monopolar contact pin.
  • it may be considered non-conductive Pin may be formed, which carries on its surface a plurality of axially spaced circumferentially spaced apart and mutually insulated contact strip to form a multi-pin plug pin.
  • the contact device if it is designed as a contact socket, as a monopolar, at least on its inner side electrically conductive bushing to be formed as a non-conductive book with a plurality of axially extending from each other in the circumferential direction spaced contacts.
  • the electrical contact device and the plug element are electrically connected to one another independently of the other structural design of the connector device.
  • the plug-in element itself can be used as an electrical conductor, which contributes to the constructive simplicity and simplification of the cable routing.
  • the electrical contact device and the plug-in element are arranged from each other electrically isolated. This can be helpful when using high voltages, which requires good insulation to ensure the necessary contact protection.
  • the electrical separation of contact device and plug-in element can also provide other advantages, for example. With regard to the transmission of electrical information-carrying signals and their immunity to interference.
  • the electrical contact device is designed as a contact socket, it can be rigid or alternatively have one or more spring contacts. Accordingly, the contact pin may have one or more spring contacts or in turn be rigid. Thus, at least one spring contact is preferably active between the two contact devices designed as a contact socket and as a contact pin.
  • a self-centering spring contact arrangement is preferred which comprises at least two, preferably three or more, spring contacts arranged along the circumference of the contact pin and / or the contact socket.
  • the electrical contact device may comprise an axially oriented contact surface.
  • This may be formed on the contact bush, for example, at the bottom thereof or on an axially oriented contact pin, for example, in the form of its end face.
  • the contact surface may be a flat surface or a curved surface of greater or lesser curvature, a tip or the like.
  • axial orientation of this contact surface is meant that the surface is oriented substantially transverse to the axial direction of the contact socket and / or the contact pin.
  • the axial direction is that direction with which the plug pin and the socket can be brought into or out of engagement with each other.
  • the contact pin can be rigid or spring-mounted his. In the case of a resilient mounting, it is preferably axially resiliently mounted, for example, to reach with its end face to a corresponding contact surface of the contact socket.
  • the contact pin is held in the male member under a bias.
  • the bias can be applied by a spring. By biasing the contact pressure at the electrical contact surface can be set within narrow limits at the same time.
  • the fluid channel extends to the opening, wherein it is preferably transverse to the axial direction of the plug element following the opening.
  • a seal is preferably arranged on both sides of the opening axially in front of and behind the same.
  • Suitable seals are O-rings or other sealing elements.
  • FIG. 1 a medical device 10 is shown, which serves for feeding a surgical instrument 11.
  • the latter has a grip part 12 with which a part 13 to be brought into contact with a patient is to be guided and / or operated.
  • the handle part 12 is connected to the device 10 via a line 14 through which the desired fluid medium for supplying the part 13 and electrical voltages and / or currents are guided.
  • the line 14 connects the handle part 12 with a connector part 15 in the form of a plug 16.
  • the connector parts 15, 17 together form a plug-in device for transmitting a fluid medium and for transmitting electrical signals. These can be power signals, information-carrying signals or mixed forms of the same.
  • FIG. 2 illustrates the conduit 14, which includes a jacket tube 19, one or more inner tubes or tubes 20, 21, 22, and / or one or more bare electrical or insulated conductors 23.
  • the connector parts 15, 17 are in FIG. 3 separately illustrated. As can be seen in particular from the connector part 15, this is a combined connector part with at least one, preferably a plurality of fluid connector elements 24, 25, 26, which are formed here, for example, as a plug pins 27-29. At least one of the plug pins 27-29 is a combined plug pin which serves both as a fluid connection and as an electrical connection. As shown, the fluid plug elements 24-26 may be arranged side by side in parallel orientation. You can do this on a straight or even a curved line in be positioned the same or different distances, for example, to ensure that the connector part 15 can be assembled only in a selected position with the connector part 17.
  • the fluid plug elements 24-26 contain at least one fluid channel 30, 32 or even a plurality of fluid channels 31, 31 a as in the example of the fluid plug element 25 in FIG FIG. 3 is illustrated. However, it is also possible to provide each fluid connector 24-26 each with only one fluid channel. Furthermore, individual fluid connector elements can be provided without a fluid channel or even with more than two fluid channels. Any combination of said fluid connector elements with each other is possible.
  • the fluid connector 24-26 of the connector part 15 are in FIG. 3 assigned to the left dashed sleeve-like fluid connector elements 33-35 of the connector part 17, their positions and lateral distances and other arrangement corresponds to those of the fluid connector 24-26.
  • the fluid plug elements 33-35 is at least one, preferably more or all with fluid channels 36, 37, 37 a, 38 in connection.
  • at least one of the fluid plug elements 33-35, preferably several or all, is connected to an electrical line 39, 40 and / or 41.
  • the connector part 15 at least one, preferably two or more electrical lines 42, 43, 44, which are connected to one or more of the fluid connector elements 24-26.
  • FIG. 4 illustrates:
  • FIG. 4 illustrated fluid connectors 24, 33 are in turn formed by the plug pin 27 and a socket 45.
  • the fluid plug members 34 and 35 become, as with recourse FIG. 3 can be seen, correspondingly formed by sockets 46, 47.
  • the fluid plug element 24 which is preferably formed as an approximately cylindrical body, provided at its front end with an electrical contact means 48. This is formed for example by a contact pin 49.
  • the contact pin 49 is arranged coaxially with the fluid plug element 24, which is in FIG. 4 is indicated by a common axis 50.
  • the axis 50 extends along the axial direction of the plug element 24 and parallel to that direction in which the plug-in elements 24, 33 are plugged together or pulled apart.
  • the contact pin 49 may, as shown, be formed as a cylinder pin or deviating shapes, for example, a mushroom head shape, barrel shape or the like, for example, to achieve a tactile locking effect.
  • the contact pin 49 may also have the same diameter as the plug pin 27.
  • the contact pin 49 irrespective of its diameter part of the plug pin 27, that is integrally connected to this seamlessly. It can also be made as a separate part and attached to the pin 27.
  • the contact device 48 for example in the form of the contact pin 49, is preferably made of metal or at least partially metallized on the surface.
  • the electrically conductive surface formed in this way is in electrical connection with the line 42.
  • the plug pin 27 itself may be made of metal and thus produce the electrical contact between the line 42 and the contact pin 49. It is also possible to form the plug pin 27 of electrically non-conductive material, such as plastic and lead the electrical line 42 through a not further illustrated axial channel of the plug pin 27 to the contact pin 49 and to contact this.
  • the conduit 49 may extend in isolated or blank form through the body of the male pin 27 and, if made of plastic, may be embedded therein.
  • the plug-side contact device 48 is associated with a socket-side contact device 51, which is arranged at the inner end of the socket 45 and the fluid plug element 33.
  • the contact device 51 may be formed as a contact socket 52 into which the contact pin 49 is to be inserted.
  • the contact socket 52 may be formed of metal or other conductive material.
  • one, two or more contact means 53, 54 may be arranged, which are supported for example with both ends on the inner wall of the contact socket 52 and bulge toward the contact pin 49 to resiliently abut against this.
  • the contact socket 52 establishes the electrical contact to the electrical line 39. It is also possible to form the contact bushing 52 from a non-conductive material and to connect the conduit 39 with the contact means 53, 54 in another way.
  • the fluid channel 36 leads substantially radially to an opening 55 in the wall of the socket 45.
  • an opening 56 is provided, which leads to a radial or otherwise transverse to the axis 50 extending portion of the fluid channel 30.
  • seals 57, 58 are arranged on the plug pin.
  • seated in corresponding annular grooves 0-rings 57, 58 may be provided which define an outwardly fluid-tight gap 59 with which the fluid channels 30, 36 communicate.
  • the connector described so far consisting of the two connector parts 15, 17 functions as follows:
  • the insertion and removal of the plug 16 into the socket 18 can be done manually, for example, by the plug 16 is inserted or withdrawn in the direction indicated by the axis 50 axial direction of the plug pins 27-29 in the socket 18.
  • the plug pins 27-29 are found in the sockets 45-47.
  • the O-rings 57, 58 or other seals slide on the inner wall of the socket 45-47. The closer to the free end of the pin 27-29 O-ring 57 runs over the opening 55, while the other O-ring 58 does not reach them.
  • the contact device 48 Shortly before the end of the insertion movement, preferably after the opening 55 is already between the O-rings 57, 58, the contact device 48 comes into operative connection with the contact device 51.
  • Any fluid with high flow velocity and / or high pressure can be transmitted via the fluid channels 30, 36.
  • any fluid with high flow velocity and / or high pressure can be transmitted via the fluid channels 30, 36.
  • electrical signals for transmission of information or power can be transmitted.
  • the assignments of electrical contact pin 49 and contact bush 51 to the fluid plug elements 24, 33 may be reversed, as it is FIG. 5 shows.
  • the contact pin 49 is disposed at the bottom of the socket 45, while the contact device 51 and the contact socket 52 is disposed in an end-side exception of the fluid plug element 24, that is, the plug pin 27.
  • FIG. 6 There are further modifications possible, based on the previous description in FIG. 6 are illustrated. Construction or functionally identical parts are here without further explanation with the same Provided with reference numerals.
  • a socket-side contact device 51 is here a contact pin 60 which can be mounted axially movable along the axis 50 and by a means 61, for example, a spring 61 on the Plug pin 27 can be biased towards.
  • the contact pin 60 is preferably substantially cylindrical. Its diameter may be less than or equal to the diameter of the male pin 27.
  • Preferably provided for contact end face of the contact pin 60 is flat or curved.
  • the spring 61 can establish electrical contact between the lead 39 and the contact pin 60.
  • the line 39 may also be connected directly to the contact pin 60.
  • the electrical contact is particularly simple.
  • the conduit 39 may be connected to the body of the fluid plug element 33, while the contact pin 60 is seated in the preferably electrically conductive body of the plug pin 27 or contacted therewith by the means 61.
  • the line 42 in turn connects to the pin 27.
  • fluid channels 30 - 32 can apply, which open at the end face of the plug pin 27 - 29. This applies to all embodiments.
  • One single seal e.g. the O-ring 57 for sealing.
  • FIG. 8 An example of such a design is in FIG. 8 illustrated. Reference is made to the previous description based on the introduced reference numerals. It can, as shown, a stepped or ungestufte a plug pin 27 are used.
  • the contact means 53, 54 for example in the form of one or more spring contacts mounted on one or both ends, are preferably arranged near the open end of the socket 45.
  • the seal 57 is preferably arranged at the distal end of the plug pin 27, the diameter of which is at least preferably smaller than the diameter of the remaining plug pin 27.
  • the fluid contact is preferably lagging when plugged in and the electrical contact terminal is arranged in advance, while disconnecting this arrangement in the reverse order comes to effect.
  • a connector system according to the invention in particular for use in medical technology, comprises a plug 16 and a socket 18, both of which each have at least one fluid plug element 24, 33.
  • the fluid connector elements 24, 33 are provided with electrical contact means 48, 51, which results in a space-saving robust and safe system.

Landscapes

  • Connector Housings Or Holding Contact Members (AREA)
EP12161065.3A 2012-03-23 2012-03-23 Elément de connexion à fiche pour un appareil ou un instrument médical Withdrawn EP2642609A1 (fr)

Priority Applications (6)

Application Number Priority Date Filing Date Title
EP12161065.3A EP2642609A1 (fr) 2012-03-23 2012-03-23 Elément de connexion à fiche pour un appareil ou un instrument médical
US13/801,440 US20130252461A1 (en) 2012-03-23 2013-03-13 Plug and Socket Connector Part For a Medical Device or Instrument
KR1020130030385A KR101550492B1 (ko) 2012-03-23 2013-03-21 의료 장치 또는 기구용 플러그 및 소켓 커넥터부
CN2013100936712A CN103326204A (zh) 2012-03-23 2013-03-22 用于医疗装置或器械的插塞和插座连接器部件
BRBR102013006863-2A BR102013006863A2 (pt) 2012-03-23 2013-03-25 Peça de conector de plugue e soquete e arranjo de conector de plugue e soquete
JP2013062375A JP5718964B2 (ja) 2012-03-23 2013-03-25 医療装置または機器のためのプラグ・ソケットコネクタ部

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
EP12161065.3A EP2642609A1 (fr) 2012-03-23 2012-03-23 Elément de connexion à fiche pour un appareil ou un instrument médical

Publications (1)

Publication Number Publication Date
EP2642609A1 true EP2642609A1 (fr) 2013-09-25

Family

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Family Applications (1)

Application Number Title Priority Date Filing Date
EP12161065.3A Withdrawn EP2642609A1 (fr) 2012-03-23 2012-03-23 Elément de connexion à fiche pour un appareil ou un instrument médical

Country Status (6)

Country Link
US (1) US20130252461A1 (fr)
EP (1) EP2642609A1 (fr)
JP (1) JP5718964B2 (fr)
KR (1) KR101550492B1 (fr)
CN (1) CN103326204A (fr)
BR (1) BR102013006863A2 (fr)

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WO2016059371A1 (fr) * 2014-10-15 2016-04-21 Intelligent Energy Limited Connecteur de gaz

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PL2656805T3 (pl) * 2012-04-26 2017-07-31 Erbe Elektromedizin Gmbh Układ gniazd dla przyrządu elektromedycznego
GB2572693B (en) 2012-04-27 2020-01-01 Fisher & Paykel Healthcare Ltd Humidification apparatus with a sensor cartridge coupled to a heater base via a spine
EP3043855B1 (fr) * 2013-09-13 2020-02-26 Fisher & Paykel Healthcare Limited Raccords pour système d'humidification
US10449319B2 (en) 2014-02-07 2019-10-22 Fisher & Paykel Healthcare Limited Respiratory humidification system
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US9997876B2 (en) * 2016-09-06 2018-06-12 Apple Inc. Sealed accessories for electronic devices
EP3327873A1 (fr) * 2016-11-25 2018-05-30 Roche Diabetes Care GmbH Prise de dispositif médical
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US10910749B2 (en) * 2017-04-11 2021-02-02 Ecole Polytechnique Federale De Lausanne (Epfl) Tip connector for fluidic and electrical connection
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Publication number Priority date Publication date Assignee Title
WO2016059371A1 (fr) * 2014-10-15 2016-04-21 Intelligent Energy Limited Connecteur de gaz
US10141588B2 (en) 2014-10-15 2018-11-27 Intelligent Energy Limited Gas connector

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Publication number Publication date
KR20130108159A (ko) 2013-10-02
BR102013006863A2 (pt) 2015-08-25
CN103326204A (zh) 2013-09-25
US20130252461A1 (en) 2013-09-26
KR101550492B1 (ko) 2015-09-04
JP2013201129A (ja) 2013-10-03
JP5718964B2 (ja) 2015-05-13

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