Patents by Inventor Max Schaldach
Max Schaldach has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).
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Patent number: 6976993Abstract: A stent, in particular a coronary stent, for expansion from a first condition into an expanded second condition in which it holds a vessel in an expanded state, comprising a tubular body whose peripheral surface (1) is formed by a number of support portions (2) which extend in the longitudinal direction of the stent and which comprise bar elements (3) which are connected by way of connecting bars (4), wherein there is provided a number of support portion groups (1.1) with at least a first support portion (2.1) and a second support portion (2.2, 2.3) in adjacent relationship in the peripheral direction of the stent, whose bar elements (3.1, 3.2, 3.3) extend in a meander configuration in the longitudinal direction of the stent, and wherein the first engagement points (4.1, 4.2) of first connecting bars (4) engage the first support portion (2.1) and the second engagement points (4.2, 4.4) of the first connecting bars (4) engage the second support portion (2.2, 2.Type: GrantFiled: October 9, 2001Date of Patent: December 20, 2005Assignee: Biotronik Mess- und Therapiegeraete GmbH & Co.Inventors: Max Schaldach, Jr., legal representative, Daniel Lootz, Karsten Koop, Curt Kranz, Max Schaldach, deceased
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Patent number: 6934582Abstract: Apparatus for treating fibrillation of at least one chamber of a heart comprising a fibrillation detector for detecting a fibrillation, a defibrillator for defibrillating the chamber of the heart, wherein the defibrillator is connected to the fibrillation detector and is adapted to effect defibrillation subsequently to a time interval after detection of the fibrillation, a warning device which is connected to the fibrillation detector and which is adapted to delivery a warning signal when a fibrillation has been detected, and a control circuit having a control input actuable by a patient, wherein the control circuit is connected to the defibrillator and is adapted to delay the time of a defibrillation if the control circuit receives a corresponding signal by way of the control input, wherein the apparatus includes a condition detector which is adapted to detect a hemodynamic condition of the heart, and the control circuit is connected to the condition detector and is adapted to prevent a delay in the time ofType: GrantFiled: December 13, 2001Date of Patent: August 23, 2005Assignee: Biotronik Mess -und Therapiegeraete GmbH & Co. Ingenieurbuero BerlinInventors: Tran Thong, Indra B. Nigam, Mrigank Shekhar, Max Schaldach, Jr., Max Schaldach
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Patent number: 6917832Abstract: A stimulation apparatus, in particular for a human heart, has a stimulation unit, a signal detector and a control unit. The stimulation unit is adapted to deliver a stimulation pulse having a pulse duration, a pulse strength and a stimulation intensity. The signal detector is adapted to detect stimulation success on the basis of a picked-up signal. The control unit is connected to the stimulation unit and to the signal detector. It is designed such that the stimulation intensity varies depending upon the picked-up signal. A time-determining unit is provided that is at least indirectly connected to the control unit and with which a time difference between the delivery of a stimulation pulse and the pick-up of the picked-up signal or a signal feature of the picked-up signal can be detected.Type: GrantFiled: June 12, 2002Date of Patent: July 12, 2005Assignee: BIOTRONIK Mess- und Therapiegeraete GmbH & Co. Ingenieurbuero BerlinInventors: Helmut Hutten, Max Schaldach, Jr., Max Schaldach
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Patent number: 6917831Abstract: This invention relates to an electrically active implant with a plurality of energy-consuming components and an activation device designed to activate the implant. The electrically active implant is characterized by a deactivation device designed to deactivate the energy-consuming components of the implant, where the energy-consuming components of the implant can be deactivated during the implant's storage by means of the deactivation device, and, furthermore, characterized by a device for permanent storage of the implant-specific data.Type: GrantFiled: September 25, 2001Date of Patent: July 12, 2005Assignee: BIOTRONIK Mess- und Therpiegeraete GmbH & Co. Ingenieurbuero BerlinInventors: Frank Bloemer, Max Schaldach, Jr., Max Schaldach
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Patent number: 6899914Abstract: A method of applying a marker element (6; 6?; 6?; 25; 25?; 26; 28) to an implant (1; 1?; 1?; 1??; 20; 20?), in particular a stent, intended for implantation in the human or animal body, comprising a main body and an opening (3; 3?; 3?; 3??; 21; 21?) provided in said main body (2; 2?; 2?; 2??; 22; 22?) for receiving the marker element (6; 6?; 6?; 25; 25?; 26; 28), wherein to form at least a part of the marker element (6; 6?; 6?; 25; 25?; 26; 28) a hardenable material or material mix is introduced into the opening and hardened therein.Type: GrantFiled: December 13, 2001Date of Patent: May 31, 2005Assignee: Biotronik Mess-und Therapiegeraete GmbH Ingeniurbuero BerlinInventors: Max Schaldach, Jr., Klaus-Peter Schmitz, Jens Gobrecht, Alexander Rzany, Detlef Behrend, Max Schaldach
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Publication number: 20050027324Abstract: A medical therapy system has logic and/or signal processing stages between sensors on the input side and therapy applicators on the output side. A signal parameter is determined from the input signals using the logic/processing stages, and/or an indicator signal is determined from the input signals using a logic/processing module consisting of several logic/processing stages. The indicator signal is a measure of the probability of a future event requiring therapy, or a measure of the success of the therapy.Type: ApplicationFiled: April 28, 2004Publication date: February 3, 2005Inventors: Max Schaldach, Max Schaldach, Walter Ameling, Volker Lang
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Publication number: 20040230250Abstract: The invention concerns an electromedical implant for intracardial coronary therapy comprising an implant housing in which functional component parts of the implant, namely a circuit, a battery and the like, are disposed. It is characterized in that the battery (10) has a flat side (10.2), an underside (10.3) and a peripherally extending narrow side (10.1) and the battery (10) is arranged with its underside (10.3) on an internal base surface (18.1) of the implant housing (18) and the circuit (22) is arranged in adjacent relationship with a flat side (10.2) of the battery (10).Type: ApplicationFiled: October 7, 2003Publication date: November 18, 2004Applicant: Biotronik GmbH & Co. KGInventors: Wiebke Neumann, Max Schaldach, Marcel Starke, Werner Uhrlandt, Juergen Drews
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Patent number: 6805709Abstract: A stent has a surface with an irregular coating formed on that surface. The irregular coating provides coating islands, especially coating islands that are substantially round. In some embodiments, the coating islands are arranged at a greater spacing in regions involving a greater degree of local stretching of the stent surface upon stretching of the stent than in regions involving a lesser degree of local stretching of the stent surface. In other embodiments, the coating islands are smaller in regions involving a greater degree of local stretching of the stent surface upon stretching of the stent than in regions involving a lesser degree of local stretching of the stent surface.Type: GrantFiled: October 24, 2000Date of Patent: October 19, 2004Assignee: Biotronik Mess- und Therapiegeraete GmbH & Co. Ingenieurbuero BerlinInventors: Max Schaldach, Curt Kranz
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Patent number: 6796998Abstract: A stent, in particular a coronary stent, for expansion from a first condition into an expanded second condition in which it holds a vessel in an expanded state, comprising a tubular body whose peripheral surface (1) is formed by a number of annular support portions (2, 2.1, 2.2, 2.3) comprising bar elements (3, 3.1, 3.2, 3.3) which are connected in the longitudinal direction of the stent by way of connecting bars (4, 4.1, 4.2), wherein the bar elements (3.1) of at least a first support portion (2.1) and a second support portion (2.2) in adjacent relationship in a first direction (6.1) extend in a meander configuration in the peripheral direction of the stent and the connecting bars (4, 4.1, 4.2) to the second support portion (2.2) engage in the region of the turning points (5, 5.2, 5.3) of the first support portion (2.1), which turning points face in the first direction (6.1), wherein at least two adjacent connecting bars (4.1, 4.2) engage respectively in the region of a turning point (5.Type: GrantFiled: October 9, 2001Date of Patent: September 28, 2004Assignee: Biotronik Mess- und Therapiegeraete GmbH & Co. IngenieurbueroInventors: Max Schaldach, Daniel Lootz, Karsten Koop, Curt Kranz
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Publication number: 20040172073Abstract: The invention concerns a biatrial triple-chamber cardiac pacemaker comprising at least one sensing unit for sense events of a first atrium and a ventricle of a heart and at least one stimulation unit which is adapted to produce stimulation pulses to a second atrium and the ventricle, and a control which is connected to the sensing unit and the stimulation unit and is adapted to evaluate at least the atrial sense events (AR-Sense) associated with the first atrium and the ventricular sense events (V-Sense) associated with the ventricle, for actuation of the stimulation unit, wherein actuation is effected in such a way that the delivery of a left-atrial stimulation pulse is suppressed if previously a ventricular sense event occurs in a crosstalk window which adjoins a postatrial ventricular blanking time and at the same time the distance in respect of time to the last ventricular event ascertained outside a crosstalk window, to the next possible ventricular stimulation event, is greater than a predetermined maxiType: ApplicationFiled: August 29, 2003Publication date: September 2, 2004Applicant: Biotronik GmbH & Co. KGInventors: Ulrich Busch, Max Schaldach, Max Schaldach
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Patent number: 6731972Abstract: An evaluation method that includes: recording the values of a physiological signal during a certain measuring period; dividing the obtained time series of signal values into individual segments; mapping successive subsets of the individual signal values in a segment on associated symbol series according to the criterion of whether a respective signal value increases or decreases as compared to the preceding signal value; determining the frequencies of the varying symbol series; determining a testing parameter which reflects the frequency ratio, within a segment, of correlated symbol series to anti-correlated symbol series; determining the relative difference of the testing parameters of two adjacent segments; and comparing the relative difference of two testing parameters with a given threshold as a criterion for the stationarity of the time series of the recorded physiological signal.Type: GrantFiled: July 26, 2001Date of Patent: May 4, 2004Assignee: Biotronik Mess- und Therapiegeräte GmbH & Co. Ingenieurbüro BerlinInventors: Wolfgang Meyer, Max Schaldach
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Patent number: 6726713Abstract: The invention concerns a method and a device for crimping a stent onto a balloon of a balloon catheter. The stent is arranged on the balloon so that an outside surface of the balloon and an inside surface of the stent contact each other to form a combination of balloon and stent. The combination is compressed to crimp the stent onto the balloon. The invention is distinguished in that the combination is compressed to varying degrees along the longitudinal axis of the combination.Type: GrantFiled: August 7, 2001Date of Patent: April 27, 2004Assignee: Biotronik Mess- und Therapiegeraete GmbH & Co. Ingenieurbuero BerlinInventors: Max Schaldach, Detlef Behrend, Klaus-Peter Schmitz, Heinz Mueller, Daniel Lootz, Dietmar Esperschidt
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Publication number: 20040078061Abstract: The invention concerns an arrangement (10) for and an associated method of monitoring and adjusting a control of an electromedical implant (12) for intracardial cardiac therapy by means of an external control and evaluation unit (14).Type: ApplicationFiled: April 2, 2003Publication date: April 22, 2004Applicant: Biotronik Mess-und Therapiegeraete GmbH & Co.Inventors: Gerald Czygan, Max Schaldach, Max Schaldach
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Patent number: 6704596Abstract: An electrically active medical implant has a circuit (5), at least one first battery (1) to supply low current, and a second battery (2) to supply high current into the circuit (5), and a control device (4) designed to disconnect the at least one first battery (1) from circuit (5), and to connect second battery (2) to circuit (5), where a capacitor (3) connected in a parallel arrangement with battery (1), where the capacitor can be charged by the first battery both during a first circuit status, during which the first battery is connected to circuit (5), and during a second circuit status, during which circuit (5) is connected only to second battery (2), where control device (4) again disconnects second battery (2) from circuit (5) at the end of the second circuit status, and connects the parallel arrangement consisting of first battery (1) and capacitor (3) to circuit (5) for further energy supply.Type: GrantFiled: September 25, 2001Date of Patent: March 9, 2004Assignee: Biotronik Mess- und Therapiegeraete GmbH & Co. Ingenieurbuero BerlinInventors: Dennis Digby, Max Schaldach
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Patent number: 6690971Abstract: A device for the therapy of supraventricular and ventricular bradycardial and tachycardial disrhythmias and/or for influencing the heart pumping force, including: electrodes for electrical and/or magnetic stimulation of parasympathetic nerves which innervate the sinus node, the atria, the atrioventricular node or the ventricles; electrodes for electrical and/or magnetic stimulation of the atria and ventricles and/or for ventricular cardioversion/defibrillation; a device for producing electrical and/or magnetic stimulation pulses which are passed to the electrodes; and a device for detecting the rate at which the human atria and ventricles beat, wherein said device measures atrial and ventricular contractions.Type: GrantFiled: November 30, 2000Date of Patent: February 10, 2004Assignee: Biotronik Mess - und Therapiegeraete GmbH & Co. Ingenieurbuero BerlinInventors: Patrick Schauerte, Max Schaldach
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Patent number: 6650920Abstract: An apparatus for the automatic performance of diagnostic and/or therapeutic actions in body cavities is provided with a base control unit, which is to be arranged extracorporally, and with a catheter-type actuator, which is coupled therewith and which is insertable in the corresponding body cavity and which, in the vicinity of its distal end, is provided with a diagnostically active detection equipment and/or a therapeutically active treatment equipment, and which, at least in the vicinity of its distal end, is provided with an actuation mechanism, which is triggered by the base control unit, for advance and/or twist and turn control of the actuator.Type: GrantFiled: July 18, 2001Date of Patent: November 18, 2003Assignee: Biotronik Mess-und Therapiegeräte GmbH & Co. Ingenieurbüro BerlinInventors: Max Schaldach, Curt Kranz, Jens Gobrecht
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Patent number: 6611721Abstract: An electrode arrangement is provided having an electrode line which has a closed casing for sealing off its interior relative to the surrounding area. At its distal end, electrically conducting surface regions serve as electrodes. A fixing mechanism anchors the distal end in a body tissue, in particular heart tissue and is adapted to be separable from the rest of the electrode line in such a way that the rest of the electrode line is also closed at its distal end when the fixing mechanism is separated off. The interior of the electrode line is sealed off relative to the surrounding area even when the fixing element is separated off. The electrode arrangement is characterized by a mechanism for separating off the fixing mechanism, which is adapted to effect separation by virtue of forces acting axially within the electrode line.Type: GrantFiled: June 26, 2000Date of Patent: August 26, 2003Assignee: Biotronik Mess-und Therapiegeraete GmbH & Co. Ingenieurbuero BerlinInventors: Joachim Witte, Max Schaldach, Sven Poga
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Publication number: 20030153925Abstract: The invention is based on the notion of providing a device for implanting catheters, which has a tube with a wall and a wire. In that case the tube is intended to be introduced into a body so that at least one catheter can be inserted for implantation through the tube. The wall of the tube has an inside surface and an outside surface. The wire is preferably fixed at its first end in the region of the proximal end of the tube to the inside surface or the outside surface of the wall and the wire is guided in the proximity of that surface along the longitudinal direction of the tube from the proximal end of the tube to the distal end thereof and is then returned in the proximity of the respective other surface of the wall along the longitudinal direction from the distal end of the tube to the proximal end thereof.Type: ApplicationFiled: November 13, 2002Publication date: August 14, 2003Applicant: Biotronik Mess-und Therapiegeraete GmbH & Co.Inventors: Tobias Breskot, Max Schaldach, Max Schaldach
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Patent number: RE38680Abstract: An arrangement for determining the heart rate (fRR) or the refractory time of the cardiac tissue, particularly for detecting tachycardia or fibrillation, has an electrode (E) for sensing heart action signals (SIG), an input stage, connected to the electrode, for processing the heart action signals, a refractory member for ascertaining a refractory time value of the arrangement, in each case after a predetermined segment of a heart action signal, and a processing device, connected to the output of the input stage or of the refractory member, for determining the rate of the heart action signals, processed with blanking of the component that occurs during the refractory time, or for determining the refractory time value of the cardiac tissue.Type: GrantFiled: April 30, 2002Date of Patent: January 4, 2005Assignee: BIOTRONIK Mess-und Therapiegeraete GmbH & Co. Ingenieurbuero BerlinInventors: Tran Thong, Paul Wyborny, Dennis Digby, Nawzer Mehta, Max Schaldach
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Patent number: RE38712Abstract: A method of storing signals having a course over time in an implantable medical device, and/or transmitting the signals out of the device and out of the patient's body, with the course over time being detected in the device, particularly at predetermined time intervals with a constant sampling interval, and a sequence of signal samples being obtained therefrom, of which a partial quantity is stored and/or transmitted as the result of a selection made with a predetermined selection criterion, with the selection criterion being the first derivation of the course over time of the signals according to time, and with the selection being made such that the first derivation of the straight-line connection between an nth and the (n?1)th signal sample is determined and compared to the first derivation of the straight-line connection between the (n?1)th nth signal sample and the last-stored and/or last-transmitted signal sample, and the nth (n?1)th signal sample is then stored and/or transmitted as the new last signalType: GrantFiled: November 15, 2002Date of Patent: March 22, 2005Assignee: Biotronik Mess- und Therapiegeraete GmbH & Co.Inventors: Paul Wyborny, Indra Nigam, Max Schaldach