摘要:
Electrode device for active medical implants with an elongated electrode body (2) having a proximal end and a distal end (1), a tip contact pole (6) on the distal end (1), at least one ring contact pole (5) before the distal end (1), electrical supply leads (3, 4) to the tip and ring contact pole (6, 5), and a high-frequency filter (11) before the distal end (1), which has electrical contact to the tip contact pole (6) and is connected to the supply lead (4) thereof.
摘要:
Electrode device for active medical implants with an elongated electrode body (2) having a proximal end and a distal end (1), a tip contact pole (6) on the distal end (1), at least one ring contact pole (5) before the distal end (1), electrical supply leads (3, 4) to the tip and ring contact pole (6, 5), and a high-frequency filter (11) before the distal end (1), which has electrical contact to the tip contact pole (6) and is connected to the supply lead (4) thereof.
摘要:
An electrode unit for carrying current or voltage between an implantable electromedical device and a treatment and/or diagnosis site in the human body comprises at least one current-/voltage-carrying feed line (1) and at least one electric contact pole to the body part. The feed line (1) is associated with at least one section (4) having frequency-dependent transmission behavior, wherein this at least one frequency-dependent transmission section (4) at least partially filters out therapeutically and/or diagnostically undesirable signals in at least one defined frequency range.
摘要:
An electrode unit for carrying current or voltage between an implantable electromedical device and a treatment and/or diagnosis site in the human body comprises at least one current-/voltage-carrying feed line (1) and at least one electric contact pole to the body part. The feed line (1) is associated with at least one section (4) having frequency-dependent transmission behavior, wherein this at least one frequency-dependent transmission section (4) at least partially filters out therapeutically and/or diagnostically undesirable signals in at least one defined frequency range.
摘要:
An adaptation probe for insertion into implanted electrode devices of active medical implants to enable them for use in high-frequency magnetic alternating fields of MRI systems comprises an elongated, flexible probe body, and at least one electrical assembly, which has one or more electrical components connected to an interface, in the probe body, and which can be electrically connected to a supply lead of the electrode device such that the electrically properties of the electrode device can be adapted, in particular the frequency-dependent resistance, impedance, capacitance, or inductance thereof.
摘要:
An electrode device for active medical implants that includes an elongated electrode body having a proximal end and a distal end, a tip contact pole on the distal end and/or a ring contact pole before the distal end, electrical supply leads to the tip and ring contact poles, and a high-frequency filter in at least one of the supply leads, which is composed of one or more electronic components (9) and is assigned to the tip and/or ring contact pole, wherein the electronic component(s) (9) are each designed as a miniature component using LTCC technology.
摘要:
An implantable line having an elongated line body, a function conductor extending in the longitudinal direction of the line body, acting to implement a medical function of the line, whereby in addition to the function conductor, a field decoupling conductor which extends over at least a section of the length of the line body essentially parallel to the function conductor is provided, thereby reducing the coupling of the function conductor to an external field.
摘要:
Implantable medical device having elongated electric line(s) with function conductors, which are respectively multi-stranded and connected to respective function electrode pole(s) to deliver treatment/record diagnostic signals, wherein a first function conductor has a first strand, which, in the course of the longitudinal extension of the first function conductor in first longitudinal section(s) has a first coupling with a second function conductor suitable for coupling electromagnetic radio-frequency waves guided in the second function conductor at least in part in the first strand(s) of the first function conductor, and wherein the first strand(s) in the course of the longitudinal extension of the first function conductor in second longitudinal section(s) has a second coupling with second strand(s) of the first function conductor, suitable for coupling electromagnetic radio-frequency waves guided in the at least one first strand at least in part in the at least one second strand of the first function conductor.
摘要:
A field decoupling element for use with an implantable line with an elongated line body and a function conductor which extends in the longitudinal direction of the line body and acts to implement a medical function of the line, such that the field decoupling element is in electric contact with the function conductor in the use state connected to the line and reduces coupling of the function conductor to an external field.
摘要:
An implantable stimulation electrode lead for medical purposes includes a coaxial lead structure with an inner supply lead and an outer supply lead electrically insulated from the inner supply lead, and first and second electrodes which are provided at or near the distal end of the lead structure. The outer supply lead is guided to the first electrode, which is at the tip of the lead structure, and the inner supply lead is guided to the second electrode, which is proximal to the first electrode, such that the electrical connections cross over along the radius of the device.