WO1990006153A1 - Appareil d'iontophorese - Google Patents

Appareil d'iontophorese Download PDF

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Publication number
WO1990006153A1
WO1990006153A1 PCT/HU1988/000075 HU8800075W WO9006153A1 WO 1990006153 A1 WO1990006153 A1 WO 1990006153A1 HU 8800075 W HU8800075 W HU 8800075W WO 9006153 A1 WO9006153 A1 WO 9006153A1
Authority
WO
WIPO (PCT)
Prior art keywords
housing
electrode
electronic circuit
voltage source
guide rails
Prior art date
Application number
PCT/HU1988/000075
Other languages
German (de)
English (en)
Inventor
Csaba RÓNA
Original Assignee
Innofinance Általános Innovációs Pénzintézet Rt.
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 Innofinance Általános Innovációs Pénzintézet Rt. filed Critical Innofinance Általános Innovációs Pénzintézet Rt.
Priority to EP19880910092 priority Critical patent/EP0419473A1/fr
Priority to PCT/HU1988/000075 priority patent/WO1990006153A1/fr
Publication of WO1990006153A1 publication Critical patent/WO1990006153A1/fr

Links

Classifications

    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61N—ELECTROTHERAPY; MAGNETOTHERAPY; RADIATION THERAPY; ULTRASOUND THERAPY
    • A61N1/00—Electrotherapy; Circuits therefor
    • A61N1/18—Applying electric currents by contact electrodes
    • A61N1/20—Applying electric currents by contact electrodes continuous direct currents
    • A61N1/30—Apparatus for iontophoresis, i.e. transfer of media in ionic state by an electromotoric force into the body, or cataphoresis

Definitions

  • the invention relates to an iotophoresis device for the treatment of human skin, consisting of a current source, of electrodes which are connected to the current source and promote the penetration of the active substances through the skin.
  • the polarity of the active and passive electrodes always depends on the active ingredient used.
  • the simplest way to implement this principle is to use an arrangement consisting of a dry battery as the power source and two electrical devices connected to the battery terminals. rode ⁇ exists. With such an arrangement, the ion current is strongly dependent on the conductivity of the body, which in turn is personal. The generation of too high an ion current can damage the body tissue, so that the current used during the treatment is always limited. In most known devices, this is achieved in that the treatment current is emitted from a current source. Such devices are known, among others, from US Pat. No. 4,116,238 and US Pat. No. 4,292,968. To switch the polarity of the electrodes, a circuit arrangement is described in US Pat. No.
  • the known devices have a complicated structure and circuit for controlling the treatment currents. For this reason, they are primarily used in larger cosmetic salons and / or hospitals or clinics. A further spread is also prevented by the large dimensions and the complicated operation of these devices. A further disadvantage arises from the network dependency and the use of higher direct voltages in these devices, since if the current limitation is disturbed, ion currents which are too high and dangerous for the person being treated can arise.
  • the aim of the invention is to eliminate the shortcomings and disadvantages of the known solutions and to create such an iontophoresis device which is operated at a low voltage and in which the treatment current can be changed continuously between a minimum value and a maximum value.
  • Another object of the invention is to provide an iontophoresis device with small dimensions, light weight, simple operability, which enables use even by inexperienced people.
  • the iontophoresis device according to the invention should also be such that the use of a treatment person is superfluous in the application, so that the treatment can be carried out by the patient or by the person being treated.
  • the basis of the invention is the recognition that the objectives can be achieved by creating an iontophoresis device in which the small dimensions result from battery operation with the use of simple control electronics and from electrodes which are both arranged on the device. Summary of the invention
  • the aim of the invention can be achieved with an iontophoresis device in which the voltage source, the electronic circuit, the electrodes and the operating elements are accommodated in a housing made of a material with good insulating properties.
  • An electrode cushion made of a material with good absorbency is arranged on the active electrode opposite the housing handle.
  • the passive electrode is fastened on the outer side surface of the housing lying on the palm of the hand.
  • a cavity is provided in the interior of the housing for the arrangement of the voltage source and the electronic circuit.
  • Guide rails are provided in this cavity for guiding and holding the voltage source and the electronic circuit.
  • a battery compartment is delimited from the guide rails and the circuit board of the electronic circuit.
  • the housing are for the polarity switch and the potentiometer for the Regulation of the current strength recesses is provided, and the lower end of the housing is provided with an opening and guide rails for receiving and guiding the cover of the battery compartment.
  • the housing is constructed in two parts, with a front wall and a rear wall, so that they can slide into one another, the upper end of the front wall being provided with a cylindrical threaded connector, on the threaded connector a threaded fastening ring for
  • Holding the electrode cushion is screwed on, and guide rails are provided on the rear wall for holding and guiding the electrode cushion.
  • the active electrode is preferably designed with a cylindrical body which fits into the threaded connector from the housing and a shoulder resting on the threaded connector, the shoulder being beveled in a conical shape.
  • a circular electrode cushion is placed on the active electrode and pressed against the active electrode with the fastening ring, the electrode cushion coming to rest on the active electrode with the entire surface in order to reduce the contact resistance.
  • the passive electrode is embedded in the rear wall of the housing and the square-shaped passive electrode cushion is clamped on a metal plate.
  • the electrode cushion clamped with the metal plate is pushed between the guide rails that are parallel with the long sides of the housing, so that the Metal plate to reduce the contact resistance on the entire surface of the passive electrode comes to rest.
  • the electronic circuit connected to the voltage source is constructed with a transistor, the base of the transistor being connected to the middle branch from the potentiometer to the adhesive, which consists of a fixed resistor and a potentiometer is connected to the voltage source connected voltage divider.
  • the transistor is provided with an emitter resistor and the collector circuit is interrupted such that the two terminals of the interruption are connected to the electrodes via the polarity switch. It is also advantageous to connect the voltage source to the electronic circuit via a main switch and to connect a light-emitting diode with a resistor for current limiting in series to signal the presence of the operating voltage between the voltage terminals after the switch.
  • FIG. 1a being a side view of the iontophoresis device according to the invention
  • 1b shows a front view of the iontophoresis device according to the invention
  • Fig. Lc is a rear view of the inventive Iontophoresis device
  • 2 shows a partial section of the iontophoresis device according to the invention
  • Fig. 3 shows a section along the line AA of Fig. La and
  • FIG. 1 a to 1 c show an advantageous embodiment of the iontophoresis device according to the invention with a housing 1 and a fastening ring 2, which is provided with operating elements, electrode pads 3 and 4, with an electronic circuit 10 and a voltage source 7.
  • the housing is made of two pieces, a front wall la and a rear wall lb, one inside the other.
  • the upper end of the front wall la is provided with a cylindrical threaded connector and a threaded fastening ring 2 is screwed onto the threaded connector to hold the active electrode cushion 3 in place.
  • 4 guide rails are provided on the outside of the rear wall 1b for holding and guiding the passive electrode cushion.
  • a cavity is provided in the interior of the housing for the arrangement of the voltage source 7 and the electronic circuit 10.
  • Guide rails 6 are provided in this cavity for guiding and holding the voltage source 7 and the electronic circuit 10.
  • a battery space is delimited from the guide rails 6 and the circuit board of the electronic circuit 10.
  • the housing 1 there are cutouts for the polarity switch K2 and the potentiometer P for regulating the current intensity. ge ⁇ provided, and the lower end of the housing is provided with an opening and guide rails for receiving and guiding the lid of the battery compartment.
  • the voltage source 7 is connected to the electronic circuit via a plug connection 8 and via lines.
  • the device housing is designed in such a way that it can be held well in one hand, and when the passive electrode cushions 4 are being treated, it rests completely on the inner palm of the hand and the operating elements are arranged easily accessible on both sides with the fingers.
  • the device is switched on and thus started up using the switch K1 which is built into the potentiometer. After switching on, the potentiometer sets a minimum value of the handling current, which can be increased by turning further up to a preset maximum value.
  • both electric pillows must be moistened.
  • the active electrode cushion is moistened with an active ingredient (e.g. HELIA-D, Edit Pichler, etc.) and the passive electrode cushion with water, whereby the required amount of the liquid active ingredient is poured into a small container beforehand.
  • the passive electrode cushion lies hand-held with the entire surface on the inner palm of the hand and the active electrode cushion lies on the skin surface to be treated, which means that even with higher ion currents there is no excessive current density and thus there can be no danger and no damage.
  • Burn marks can arise.
  • the polarity must always be selected depending on the active ingredient in question and, if ordered, can be switched using switch K2.
  • the operating status of the iontophoresis device is indicated by the light-emitting diode LED.
  • the active electrode cushion can be removed and replaced by unscrewing the fastening ring. The replacement with an unused electrode cushion is absolutely necessary on the one hand because of the different active ingredients and on the other hand because of the risk of infection.
  • the active electrode 2 shows the active electrode with a partial section of the housing.
  • a threaded connector into which the cylindrical body of the active electrode 11 is inserted.
  • the active electrode is also provided with a shoulder resting on the threaded connector.
  • the heel is tapered to the outside and the diameter of the heel matches that of the threaded connector.
  • the active electrode cushion 3 lies on the conically tapered surface of the active electrode and is pressed against the electrode 11 with the fastening ring 2.
  • the active electrode 11 is via a
  • Line 9 connected to the electronic circuit.
  • the connection of the line 9 and the electrode is produced by means of a connecting element 14 which is fastened to the electrode 11 with a screw 13.
  • 3 shows the front wall 1 a and the rear wall 1 b in the assembled state as a section along the line AA of FIG. 1 a with the passive electrode and the passive electrode cushion.
  • the passive electrode 12 is embedded in the rear wall 1b of the housing and the square-shaped Mige passive electrode cushion 4 clamped on a metal plate 15.
  • the electrical cushion 4 clamped with the metal plate 15 is pushed between the guide rails parallel with the long sides of the housing, so that the metal plate 15 comes to rest on the entire surface of the passive electrode 12.
  • FIG. 4 shows the circuit arrangement for realizing a current generator with a voltage source F and with the electrodes E.
  • the voltage source is connected to the circuit via a switch K 1 and the electrodes via a further switch K 2 for polarity switching.
  • the circuit is constructed with a transistor T, the base of the transistor being connected to the middle branch of the potentiometer P of a fixed resistor R1 and a potentiometer P to the terminals of the
  • Voltage source F connected voltage divider is laid.
  • the transistor T is provided with an emitter resistor R2 and the collector circuit is interrupted such that the two terminals of the interruption are connected to the electrodes E via the polarity switch K2.
  • a light-emitting diode LED is connected in series with a resistor R3 to the current limit.
  • the ionotphoresis device When using the ionotphoresis device according to the invention, there are the advantages that the device is small and handy, the ease of use can be learned quickly, so that the use as a handheld device even for inexperienced users -IQ- people.
  • the proposed device does not require any special operating personnel, ie the treatment can be carried out by the patient or by the person to be treated himself. Before commissioning, no external lines (feed line, electrode line, etc.) need to be connected because all functional units are integrated in the device.
  • the interchangeability of the electrode pads ensures hygienic treatment of the skin and prevents the transmission of infections.
  • the large area of the electrode cushions guarantees effective use of the active substance and avoids the occurrence of higher current densities, which would have a detrimental effect on the treated skin.
  • the device is therefore not only suitable for home use, but can also be used well in clinical treatment. With appropriate control, it can also be used, for example, for the treatment of cellulitis or for iontophoresis

Landscapes

  • Health & Medical Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Biomedical Technology (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • Radiology & Medical Imaging (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Electrotherapy Devices (AREA)

Abstract

Un appareil d'iontophorèse utile pour traiter la peau humaine comprend une source de courant et des électrodes connectées à la source de courant qui facilitent la pénétration de substances actives à travers le peau. La source de courant se compose d'un circuit électronique connecté à une source de tension et d'un générateur de courant. Les électrodes sont connectées par des commutateurs polariseurs aux bornes de sortie du circuit électronique. La source de tension (7), le circuit électronique (10), les électrodes et les organes de commande sont logés dans un boîtier (1) en un matériau qui présente de bonnes propriétés isolantes Un coussin en un matériau très absorbant est agencé sur l'électrode active (11), par rapport à la poignée du boîtier. L'électrode passive (4) est fixée sur la face latérale extérieure du boîtier qui repose sur la surface de la main, et le boîtier comprend une cavité dans laquelle sont agencés la source de tension (7) et le circuit électronique (10). Des rails de guidage (6) sont agencés dans cette cavité pour guider et retenir la source de tension (7) et le circuit électronique (10). Une chambre d'accumulateur est délimitée par les rails de guidage (6) et par la plaquette de circuits imprimés du circuit électronique (10). Des évidements sont ménagés dans le boîtier (1) pour loger la commutateur polariseur (K2) et un potentiomètre (P) de réglage de l'inténsité du courant. L'extrémité inférieure du boîtier est pourvue d'un orifice et de rails de guidage qui servent à recevoir et à guider le couvercle de la chambre d'accumulateur.
PCT/HU1988/000075 1988-11-28 1988-11-28 Appareil d'iontophorese WO1990006153A1 (fr)

Priority Applications (2)

Application Number Priority Date Filing Date Title
EP19880910092 EP0419473A1 (fr) 1988-11-28 1988-11-28 Appareil d'iontophorese
PCT/HU1988/000075 WO1990006153A1 (fr) 1988-11-28 1988-11-28 Appareil d'iontophorese

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/HU1988/000075 WO1990006153A1 (fr) 1988-11-28 1988-11-28 Appareil d'iontophorese

Publications (1)

Publication Number Publication Date
WO1990006153A1 true WO1990006153A1 (fr) 1990-06-14

Family

ID=10980801

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/HU1988/000075 WO1990006153A1 (fr) 1988-11-28 1988-11-28 Appareil d'iontophorese

Country Status (2)

Country Link
EP (1) EP0419473A1 (fr)
WO (1) WO1990006153A1 (fr)

Cited By (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0600914A1 (fr) * 1991-07-03 1994-06-15 BAER, Bradford, W. Procede et appareil de traitement de tissus
WO1995025562A1 (fr) * 1992-06-02 1995-09-28 Alza Corporation Dispositif pour l'administration d'un medicament par electrotransport
EP0956091A1 (fr) * 1996-05-08 1999-11-17 The Aps Organization, LLP Appareil d'administration de medicaments iontophoretiques, et methode d'utilisation
WO2000010640A1 (fr) * 1998-08-19 2000-03-02 Gal-Ion Blaze Ltd. Procede et dispositif d'administration topique de substances
WO2002026316A1 (fr) * 2000-09-27 2002-04-04 Servizi Medico-Estetici Italiani-S.M.E.I. S.R.L. Distributeur conçu pour l'administration endermique d'un medicament
GB2372705A (en) * 2000-11-03 2002-09-04 Kieron Loy A hand-held self-administered iontophoretic drug applicator with roller-ball skin electrode
US6694183B1 (en) 1999-06-21 2004-02-17 Eeva-Liisa Lehtoluoto Skin cleansing device
US11484707B2 (en) * 2017-10-12 2022-11-01 Swiss Spa System Ltd. Device that can be held in one hand for electrically assisted skin treatment, additional part for said device and blister pack for said additional part

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AT232642B (de) * 1959-07-31 1964-03-25 Ewald Rose Elektrisches Gerät zur kosmetischen Eigenbehandlung der Haut
US3831598A (en) * 1972-09-28 1974-08-27 I Tice Sterile anesthetic instruments
US4292968A (en) * 1979-11-26 1981-10-06 Sybron Corporation Electric supply for ion therapy
FR2513129A1 (fr) * 1981-09-24 1983-03-25 Moreau Lavaud Reine Appareil portatif pour l'entretien de la peau
US4639244A (en) * 1983-05-03 1987-01-27 Nabil I. Rizk Implantable electrophoretic pump for ionic drugs and associated methods

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AT232642B (de) * 1959-07-31 1964-03-25 Ewald Rose Elektrisches Gerät zur kosmetischen Eigenbehandlung der Haut
US3831598A (en) * 1972-09-28 1974-08-27 I Tice Sterile anesthetic instruments
US4292968A (en) * 1979-11-26 1981-10-06 Sybron Corporation Electric supply for ion therapy
FR2513129A1 (fr) * 1981-09-24 1983-03-25 Moreau Lavaud Reine Appareil portatif pour l'entretien de la peau
US4639244A (en) * 1983-05-03 1987-01-27 Nabil I. Rizk Implantable electrophoretic pump for ionic drugs and associated methods

Cited By (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0600914A1 (fr) * 1991-07-03 1994-06-15 BAER, Bradford, W. Procede et appareil de traitement de tissus
EP0600914A4 (fr) * 1991-07-03 1994-11-02 Bradford W Baer Procede et appareil de traitement de tissus.
WO1995025562A1 (fr) * 1992-06-02 1995-09-28 Alza Corporation Dispositif pour l'administration d'un medicament par electrotransport
US5466217A (en) * 1992-06-02 1995-11-14 Alza Corporation Iontophoretic drug delivery apparatus
EP0956091A4 (fr) * 1996-05-08 2001-10-31 Biophoretic Therapeutic System Appareil d'administration de medicaments iontophoretiques, et methode d'utilisation
EP0956091A1 (fr) * 1996-05-08 1999-11-17 The Aps Organization, LLP Appareil d'administration de medicaments iontophoretiques, et methode d'utilisation
USRE38000E1 (en) 1996-05-08 2003-02-25 Biophoretic Therapeutic Systems, Llc Electrokinetic drug delivery apparatus
WO2000010640A1 (fr) * 1998-08-19 2000-03-02 Gal-Ion Blaze Ltd. Procede et dispositif d'administration topique de substances
US6694183B1 (en) 1999-06-21 2004-02-17 Eeva-Liisa Lehtoluoto Skin cleansing device
WO2002026316A1 (fr) * 2000-09-27 2002-04-04 Servizi Medico-Estetici Italiani-S.M.E.I. S.R.L. Distributeur conçu pour l'administration endermique d'un medicament
GB2372705A (en) * 2000-11-03 2002-09-04 Kieron Loy A hand-held self-administered iontophoretic drug applicator with roller-ball skin electrode
US11484707B2 (en) * 2017-10-12 2022-11-01 Swiss Spa System Ltd. Device that can be held in one hand for electrically assisted skin treatment, additional part for said device and blister pack for said additional part
US11752332B2 (en) 2017-10-12 2023-09-12 Swiss Spa System Ltd. Device that can be held in one hand for electrically assisted skin treatment, additional part for said device and blister pack for said additional part

Also Published As

Publication number Publication date
EP0419473A1 (fr) 1991-04-03

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