WO2008070801A2 - Activateur de dispositif de surveillance implantable et système comprenant une clé magnéto-mécanique - Google Patents

Activateur de dispositif de surveillance implantable et système comprenant une clé magnéto-mécanique Download PDF

Info

Publication number
WO2008070801A2
WO2008070801A2 PCT/US2007/086689 US2007086689W WO2008070801A2 WO 2008070801 A2 WO2008070801 A2 WO 2008070801A2 US 2007086689 W US2007086689 W US 2007086689W WO 2008070801 A2 WO2008070801 A2 WO 2008070801A2
Authority
WO
WIPO (PCT)
Prior art keywords
activator
key
magnet
switch
shaft
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.)
Ceased
Application number
PCT/US2007/086689
Other languages
English (en)
Other versions
WO2008070801A3 (fr
Inventor
Luke Strawn
John Lindor Arnold
Keith Jasperson
Kevin Charles Johnson
Claus Sorensen
Gregory M. Smith
Timothy Michael Bottger
Bruno Graversen
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.)
Data Sciences International Inc
Original Assignee
Transoma Medical Inc
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 Transoma Medical Inc filed Critical Transoma Medical Inc
Publication of WO2008070801A2 publication Critical patent/WO2008070801A2/fr
Publication of WO2008070801A3 publication Critical patent/WO2008070801A3/fr
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

Links

Classifications

    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B5/00—Measuring for diagnostic purposes; Identification of persons
    • A61B5/0002—Remote monitoring of patients using telemetry, e.g. transmission of vital signals via a communication network
    • A61B5/0004—Remote monitoring of patients using telemetry, e.g. transmission of vital signals via a communication network characterised by the type of physiological signal transmitted
    • A61B5/0006—ECG or EEG signals
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B5/00—Measuring for diagnostic purposes; Identification of persons
    • A61B5/24—Detecting, measuring or recording bioelectric or biomagnetic signals of the body or parts thereof
    • A61B5/316—Modalities, i.e. specific diagnostic methods
    • A61B5/318—Heart-related electrical modalities, e.g. electrocardiography [ECG]
    • A61B5/333—Recording apparatus specially adapted therefor
    • A61B5/335—Recording apparatus specially adapted therefor using integrated circuit memory devices
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B5/00—Measuring for diagnostic purposes; Identification of persons
    • A61B5/24—Detecting, measuring or recording bioelectric or biomagnetic signals of the body or parts thereof
    • A61B5/316—Modalities, i.e. specific diagnostic methods
    • A61B5/318—Heart-related electrical modalities, e.g. electrocardiography [ECG]
    • A61B5/339—Displays specially adapted therefor
    • 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
    • A61N1/32—Applying electric currents by contact electrodes alternating or intermittent currents
    • A61N1/36—Applying electric currents by contact electrodes alternating or intermittent currents for stimulation
    • A61N1/372—Arrangements in connection with the implantation of stimulators
    • A61N1/37211—Means for communicating with stimulators
    • A61N1/37235—Aspects of the external programmer

Definitions

  • Implantable devices are capable of sensing and recording various biological signals from the body, such as, for example, electrocardiogram (ECG) signals.
  • ECG electrocardiogram
  • Internal implantable devices offer advantages over external sensing devices that have at least one electrode attached externally to the patient. For example, internal implantable devices can provide a high degree of measurement sensitivity as they decrease the distance between the source of the signals and the sensing device. These highly sensitive measurements are recordable in the electronic components of the implantable device.
  • telemetry is employed to transmit the measurements recorded by the implanted device to an external communication link that processes the data for subsequent analysis and diagnosis.
  • the implantable device In order to expand the diagnostic capabilities of the implantable device in some cases, there is a need to sense, record, and transmit significant volumes of information. Furthermore, in order to extend the life cycle of the implantable device, the implantable device should be as compact and should consume as little power as possible.
  • the activator system includes an activator device configured to electrically communicate with an implantable monitoring device, and a key insertable into the activator device.
  • the activator device includes a housing enclosing a printed circuit board and at least one switch, where the housing defines an access slot communicating with the switch(es).
  • the key is insertable into the access slot and configured to close the switch(es) and change a communication state of the activator device.
  • FIG. 1 illustrates a block diagram of a telemetry system including an implantable device in accordance with one embodiment.
  • Figure 2 illustrates a block diagram of an implantable device in accordance with one embodiment.
  • Figure 3 illustrates a perspective view of an activator system including an activator device and a key according to one embodiment.
  • Figure 4 illustrates an exploded view of a spacer and the activator device of Figure 3 with a housing section removed according to one embodiment.
  • Figure 5 illustrates a top view of the spacer shown in Figure 4.
  • Figure 6 illustrates a plan view of the key shown in Figure 3 according to one embodiment.
  • Figure 7 illustrates a side view of the key shown in Figure 6.
  • Figure 8 illustrates a top end view of the key shown in Figure 6.
  • Figure 9 illustrates a bottom end view of the key shown in Figure 6.
  • Figure 10 illustrates an end view of the activator system showing the key inserted into an access slot of the activator device according to one embodiment.
  • FIG 11 illustrates a method employed by the activator device shown in Figure 3 according to one embodiment. Detailed Description
  • Embodiments relate to an implantable device configured with a signal monitoring system that is configured to continuously measure and selectively record biological signals, such as heart signals, and transmit the recorded biological signal information for subsequent analysis.
  • biological signals such as heart signals
  • FIG. 1 illustrates telemetry system 10 in accordance with one embodiment.
  • Telemetry system 10 includes patient hub 12 and service hub 14.
  • Patient hub 12 includes a patient 16 provided with an implantable monitoring device (IMD) 20 that is configured to collect biological data from patient 16, a programmable external activator 22 configured to electronically communicate with (i.e., receive and transmit data from) IMD 20, and a base station 24 in telemetric communication with activator 22 that is configured to remotely transmit data collected by IMD 20 and activator 22.
  • IMD 20 and activator 22 are "paired" when manufactured by programming a unique IMD 20 identification number into a memory bank of activator 22. In this manner, activator 22 is configured to recognize and communicate with a single, specific, and identifiable IMD 20.
  • Service hub 14 includes service system 30 configured to remotely receive the data collected by IMD 20 that is uploaded to activator 22, and a service technician 32 and a physician or other medical personnel 34 that are enabled to access the data collected by IMD 20 after the data is transmitted to service system 30.
  • Base station 24 of patient hub 12 is linked via a phone system or other communication system to service system 30 of service hub 14, for example by a land-based telephone line system, a wireless communication system, or the Internet, and service technician 32/medical personnel 34 have access to service system 30.
  • IMD 20 is a surgically implanted electrocardiogram (ECG) monitoring device configured to continuously capture and selectively record both symptomatic (i.e., patient detected) and asymptomatic (i.e., non-patient detected, or IMD 20 detected) ECG events.
  • IMD 20 is configured to capture and record trending ECG waveform data based on periodic timed triggering of IMD 20.
  • ECG events and other biological signals are monitored and recorded within IMD 20, which is configured with transceiver capabilities for uploading data to activator 22.
  • activator 22 uploads the biological data from the patient 16 and is configured to wirelessly transmit the data to the base station 24 when the patient 16 is, for example, within wireless fidelity (WiFi) range of base station 24.
  • WiFi wireless fidelity
  • activator 22 is rechargeable and sized to be worn externally or carried by patient 16.
  • activator 22 is a computational device including memory and programmable software that combine to enable activator 22 to program IMD 20, display waveforms of data collected by IMD 20 on a real-time basis, respond to patient commands storing symptomatic data collected by IMD 20, store asymptomatic data collected by IMD 20, upload data from IMD 20, download data to IMD 20, and transmit data to service system 30 via base station 24.
  • activator 22 includes a patient interface 26 that is configured to enable patient 16 to send an activation signal to selectively activate IMD 20 to record a symptomatic ECG event (e.g., an anomalous cardiac event detected by patient 16) and, in one form of this embodiment, upload information from IMD 20 to activator 22, and then to service system 30 via base station 24 during the event.
  • a symptomatic ECG event e.g., an anomalous cardiac event detected by patient 16
  • activator 22 passively uploads ECG events recorded by IMD 20 at regular time intervals (e.g., daily) and transmits this data to service system 30 via base station 24.
  • activator 22 is configured to receive information, such as, for example, clock synchronization information transmitted from service system 30 through base station 24, for activator 22 and/or for downloading to IMD 20.
  • Base station 24 may be coupled to service system 30 in a variety of suitable ways.
  • base station 24 and service system 30 may be coupled by telephone lines, wireless communication, or the Internet.
  • Other suitable communication links between base station 24 and service system 30 are also acceptable.
  • technician 32 has access to the patient 16 data measured by IMD 20.
  • FIG. 2 illustrates a block diagram of IMD 20 in accordance with one embodiment.
  • EVID 20 includes a case 50, leads 52, a battery 54, a receiver 56, a transmitter 58, and an application specific integrated circuit (ASIC) 60 contained within case 50.
  • case 50 is a sealed titanium case sized to house various components of IMD 20, such as battery 54, receiver 56, transmitter 58, and ASIC 60.
  • IMD 20 can measure biological signals, such as ECG potentials, across leads 52 and store segments of the biological signal waveforms within ASIC 60.
  • one of leads 52 is coupled to an extending lead having a remote tip electrode, and the other of leads 52 is coupled to case 50, such that an ECG potential is measurable between the remote tip electrode and case 50.
  • ASIC 60 is coupled to an IMD memory device, such as a static random access memory (SRAM), which can be configured to store segments of the signal waveforms for subsequent transmission to activator 22.
  • SRAM static random access memory
  • Receiver 56 is configured to receive commands signals, for example, from activator 22.
  • activator 22 sends an activation signal that indicates that a segment of an ECG waveform should be recorded and then transmitted.
  • receiver 56 can be configured to pass the activation signal to ASIC 60 so that segments of the ECG waveform are recorded.
  • the waveform signals can be stored in ASIC 60 and/or an IMD memory device external from ASIC 60. The recorded segments of the ECG waveform can then be sent to transmitter 58 for transmission to activator 22.
  • the signals can be transmitted directly to activator 22 rather than first storing them in ASIC 60 and/or an IMD memory device.
  • FIG. 3 illustrates a perspective view of an activator system 200 according to one embodiment.
  • Activator system 200 includes activator device 22 and a key 202 that is insertable into the activator device 22 to change a state of the activator device 22 from a data receiving mode (i.e., a "patient mode” in which key 202 is not inserted) to a programming mode (i.e., a "physician mode” in which key 202 is inserted into activator 22).
  • a data receiving mode i.e., a "patient mode” in which key 202 is not inserted
  • a programming mode i.e., a "physician mode” in which key 202 is inserted into activator 22.
  • key 202 includes a head 204 and a shaft 206 extending from head 204 that provides redundant safety features that preclude changing the state of activator 22 from the patient mode unless at least two switches are closed.
  • shaft 206 includes a mechanical portion configured to mechanically close a micro-switch, and a magnetic portion configured to magnetically close a magnetic switch.
  • key 202 is a magnetic-mechanical key, or a key including mechanical and magnetic components.
  • activator 22 includes a housing 210 enclosing electronic components (See Figure 4), a graphical user interface (GUI) 212 including a display panel 214, and a user control panel 216 electrically coupled to GUI 212 and display panel 214.
  • GUI graphical user interface
  • housing 210 defines a first housing section 220 and a second housing section 222 that are sized to be reciprocally mated to one another to define an enclosure 224 that retains the electronic components of activator 22.
  • first housing section 220 forms a cover (or top) defining an access slot 226
  • second housing section 222 forms a base (or bottom) defining a connector port 228, where access slot 226 and connector port 228 communicate with enclosure 224.
  • access slot 226 and connector port 228 are formed in other suitable locations of housing 210.
  • GUI 212 provides a data interface and display panel 214 to enable a user to view information and waveforms monitored by IMD 20 ( Figure 1) and uploaded to activator 22.
  • display panel 214 is a back lighted LED display screen and includes a separate LED light 230 or light guide 230.
  • LED light 230 is configured to illuminate to indicate an on/off status of activator 22, or a status of data uploading into activator 22 from IMD 20, or a status of data downloading from activator 22 to service center 30.
  • User control panel 216 includes a plurality of buttons 240 including patient button 26.
  • buttons 240 are push-activated, for example by a user's thumb, and are configured to enable the user to signal IMD 20 to record a symptomatic event, or to toggle between display screens and other data screens displayed on display panel 214.
  • housing 210 includes a movable protective cover 242 that is hinged to one end 244 of housing 210. In this manner, cover 242 can be displaced away from user control panel 216 to provide access to buttons 240, or closed to protectively shield patient button 26 from inadvertent pressing and/or undesired data recording.
  • Figure 4 illustrates an exploded view of activator 22 with first housing section 220 ( Figure 3) removed and enclosure 224 exposed.
  • second housing section 222 forms a base configured to retain a printed circuit board 250 and a spacer 260 coupled with a portion of circuit board 250, where both printed circuit board 250 and spacer 260 are disposed within enclosure 224.
  • Printed circuit board 250 includes circuitry 252 having a variety of electronic components such as integrated circuits, memory cells, capacitors, diodes, antenna, etc. that enable activator 22 to electronically communicate with IMD 20 ( Figure 1), and includes at least two mode switches 270, 272.
  • printed circuit board 250 includes a mechanical switch 270 and a magnetic switch 272 that are retained within enclosure 224 adjacent to access slot 226.
  • mechanical switch 270 is a micro-electronic switch configured to be shunted to a closed position when depressed
  • magnetic switch 272 is a Hall effect sensor that is sensitive to the presence of a magnet (and more particularly, sensitive to the presence of magnetic flux density).
  • Figure 5 illustrates a top plan view of spacer 260 according to one embodiment.
  • Spacer 260 includes a body 280 and a scaffold 282 extending from body 280.
  • Body 280 is configured to mate with printed circuit board 250 ( Figure 4) such that scaffold 282 aligns with access slot 226 ( Figure 4).
  • scaffold 282 defines a first flexible arm 290 spaced apart from a second flexible arm 292 to define a key slot 294 between arms 290, 292 that is sized to removably receive key 202.
  • first flexible arm 290 defines a prong 300
  • second flexible arm 292 defines an opposing prong 302 that combine to retain key 202 ( Figure 4) when key 202 is inserted into key slot 294.
  • flexible arms 290, 292 are configured to flex and spread apart one from the other as key 202 is inserted into key slot 294, and when key 202 is fully seated within scaffold 282, prongs 300, 302 engage with detents formed in key 202 to securely retain and align key 202 in scaffold 282, as described below.
  • spacer 260 is configured to be lightweight and rigid.
  • embodiments provide body 280 formed of a polymer to include one or more fenestrations that are compatible with electrical circuitry 252 of printed circuit board 250.
  • spacer 260 is formed of a molded polymer such as a polycarbonate, although other suitable polymer compositions are also acceptable.
  • Figure 6 illustrates a plan view of key 202 including head 204 and shaft 206 according to one embodiment.
  • head 204 defines a first major surface 310 opposite a second major surface 312, a peripheral ring 314 disposed at an outer circumference of the first and second major surfaces 310, 312, and an antenna 316.
  • peripheral ring 314 is a raised peripheral ring 314 and antenna 316 is disposed within the raised portion of peripheral ring 314.
  • head 204 defines an optional key ring hole 320 extending between the first and second major surfaces 310, 312, and includes indicia 322 printed on at least one of the first and second major surfaces 310, 312.
  • "Physician Programming Key” is printed, or molded, into first major surface 310 and "Not for Patient Use” is printed, or molded, into second major surface 312 to remind the user that key 202 is to be used by a trained professional to change a state of activator 22.
  • key 202 be provided only to a trained clinician and not provided to patient 16 ( Figure 1).
  • shaft 206 extends from head 204 and defines a distal end 330 opposite a proximal end 332 that is adjacent and coupled to head 204.
  • shaft 206 includes a central longitudinal section 340, a first flange 342 coupled to a first side of central longitudinal section 340, a second flange 344 opposite first flange 342, and a magnet 346 integrally formed in central longitudinal section 340.
  • first flange 342 defines a first detent 352 and second flange 344 defines a second detent 354, where the detents 352, 354 are configured to be engaged by prongs 300, 302 ( Figure 5) and securely retain key 202 when it is inserted into scaffold 282 ( Figure 5).
  • one embodiment provides magnet 346 integrally formed in central longitudinal section 340 adjacent to distal end 330 such that magnet 346 aligns with magnetic switch 272 when detents 352, 354 are engaged by prongs 300, 302, respectively.
  • key 202 is molded or formed as an integral piece including head 204 connected to shaft 206, where antenna 316 is molded into head 204 and magnet 346 is molded into shaft 206. In other embodiments, magnet 346 is press fit into a suitable recess formed within shaft 206.
  • key 202 is molded from a suitably durable polymer such as a polycarbonate, or a blend of polycarbonate and another polymer.
  • a suitable polymer for key 202 includes a LexanTM polycarbonate thermoplastic resin.
  • Another suitable polymer for key 202 includes a blend of LexanTM and acrylonitrile butadiene styrene (ABS), although other suitable polymers and/or blends of polymers are also acceptable.
  • antenna 316 is configured to receive electrical signals from a transmitter of activator 22 circuitry 252 and convert the signals to radio- frequency signals for transmission to EVID 20 ( Figure 1).
  • antenna 316 is sized to have a length that matches or is proportional to the wavelength of the transmitted radio-frequency signal.
  • One suitable antenna 316 is a wire coiled antenna, although other suitable antenna configurations are also acceptable.
  • magnet 346 is a rare earth magnet having a coercive force of greater than 14 k ⁇ e, although other suitable magnets are also acceptable.
  • magnet 346 is a sintered NdFeB magnetized rare earth magnet identified as N40M and available from Applied Magnet Technology, Portage, IN.
  • Figure 7 illustrates a left side view of key 202. Proximal end 332 of shaft 206 is connected to head 204. Antenna 316 is not shown in this view for ease of illustration.
  • detent 354 extends the full width of shaft 206, and magnet 346 extends between opposing surfaces of central longitudinal section 340.
  • Figure 8 illustrates a top end view of key 202.
  • First and second major surfaces 310, 312 are substantially planar.
  • raised peripheral ring 314 defines a first concave curvature 351 relative to first major surface 310 and a second concave curvature 353 relative to second major surface 312.
  • Concave curvatures 351, 353 of peripheral ring 314 combine to define opposing central concave troughs 355, 357, respectively, when key 202 is viewed along a longitudinal axis.
  • FIG. 9 illustrates a front view of key 202.
  • Central longitudinal section 340 defines a first major surface 360 opposite a second major surface 362.
  • Magnet 346 extends between first major surface 360 and second major surface 362.
  • first and second flanges 342, 344 extend beyond first major surface 360 and beyond second major surface 362.
  • a lateral cross-sectional view of one embodiment of shaft 206 defines a substantially H-shaped cross- section.
  • central longitudinal section 340 is recessed relative to first and second flanges 342, 344.
  • Figure 10 illustrates an end view of activator system 200 showing key 202 inserted into access slot 226 of activator 22.
  • key 202 may be inserted such that first concave curvature 351 is oriented "up.”
  • key 202 may be inserted such that first concave curvature 351 is oriented "down.”
  • shaft 206 may be inserted into access slot 226 in either orientation, and key 202 is thus not orientation specific.
  • one of the concave curvatures 355, 357 of head 204 is oriented to provide clearance for the connection of a power cord, for example, into connector slot 228.
  • activator 22 includes a patient mode and is configured as a receiver to upload data and/or information from IMD 20.
  • Activator 22 is typically worn by the patient 16, or held by the patient 16, and is thus associated with the location of the patient 16 relative to base station 24. Throughout the day or the wearing cycle, activator 22 periodically uploads data from IMD 20 and downloads data and/or information to base station 24.
  • patient 16 can press patient button 26 on control panel 216 to signal IMD 20 to record biological data for subsequent uploading to activator 22 and eventual downloading to service system 30.
  • activator device 22 is maintained in a low-power patient mode when key 202 is not inserted into activator device 22.
  • the state of activator device 22 changes from the patient mode state to a physician mode.
  • central longitudinal section 340 contacts mechanical switch 270 and magnet 346 aligns with magnetic switch 272, and activator device 22 is enabled into the physician mode.
  • the physician mode of activator 22 is characterized by activator 22 being configured as a transmitter that can wirelessly program IMD 20.
  • antenna 316 within head 204 of key 202 is configured to extend a telemetry range of activator 22.
  • inserting key 202 into activator 22 increases power to activator 22 and enables activator 22 to overcome potential nearby electrical interference, such as is present from other electronic devices in a surgical suite during implantation of IMD 20.
  • FIG 11 illustrates a method 400 employed by activator device 22 in switching between modes according to one embodiment.
  • Activator device 22 is in the patient mode as indicated at 402.
  • activator device 22 is in the patient mode during event monitoring in general, and whenever key 202 is not inserted into activator 22.
  • a program of printed circuit board 250 queries whether activator device 22 senses the presence of magnet 346, and more specifically, whether switch 272 ( Figure 4) is Hall effect coupled due to increased magnetic flux density from magnet 346. If activator device 22 does not sense the presence of the magnet 346, then activator device 22 remains in the patient mode indicated at 402.
  • process 406 provides a query as to whether activator device 22 senses mechanical switch 270 having been depressed, as processed through circuitry 252 ( Figure 4), for example. In this case, if magnetic switch 272 is closed but mechanical switch 270 is open, then activator device 22 remains in the patient mode. Otherwise, if both the magnetic switch 272 and the mechanical switch 270 are sensed and both are closed, then the activator device 22 is enabled to change state to the physician mode, as illustrated at process 408. In this manner, activator device 22 is provided with redundant safety features that assures that both mechanical switch 270 and magnetic switch 272 ( Figure 4) are closed simultaneously before enabling the physician/programming mode of activator device.

Landscapes

  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Molecular Biology (AREA)
  • Animal Behavior & Ethology (AREA)
  • Pathology (AREA)
  • Physics & Mathematics (AREA)
  • Biomedical Technology (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Medical Informatics (AREA)
  • Veterinary Medicine (AREA)
  • Surgery (AREA)
  • Biophysics (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Cardiology (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Physiology (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Prostheses (AREA)
  • Magnetic Resonance Imaging Apparatus (AREA)
  • Measuring And Recording Apparatus For Diagnosis (AREA)

Abstract

L'invention concerne un système d'activateur comportant un dispositif activateur conçu pour communiquer électriquement avec un dispositif de surveillance implantable et une clé insérable dans le dispositif activateur. Le dispositif activateur comporte un logement renfermant une carte de circuit imprimé et au moins un commutateur, le logement définissant une fente d'accès communiquant avec le(s) commutateur(s). La clé est insérable dans la fente d'accès et conçue pour fermer le(s) commutateur(s) et modifier un état de communication du dispositif activateur.
PCT/US2007/086689 2006-12-06 2007-12-06 Activateur de dispositif de surveillance implantable et système comprenant une clé magnéto-mécanique Ceased WO2008070801A2 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US6612406P 2006-12-06 2006-12-06
US61/066,124 2006-12-06

Publications (2)

Publication Number Publication Date
WO2008070801A2 true WO2008070801A2 (fr) 2008-06-12
WO2008070801A3 WO2008070801A3 (fr) 2008-12-11

Family

ID=39493079

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/US2007/086689 Ceased WO2008070801A2 (fr) 2006-12-06 2007-12-06 Activateur de dispositif de surveillance implantable et système comprenant une clé magnéto-mécanique

Country Status (1)

Country Link
WO (1) WO2008070801A2 (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2014508611A (ja) * 2011-03-10 2014-04-10 コクレア リミテッド 医療デバイスにおける無線通信

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5311449A (en) * 1991-03-25 1994-05-10 Angeion Corporation Sterilizable hand-held programmer/interrogator
DE69531334T2 (de) * 1994-11-30 2004-05-27 Texas Instruments Inc., Dallas Schlüssel mit einer Luftspulenantenne und Verfahren zur Herstellung
AT408562B (de) * 1996-06-13 2002-01-25 Evva Werke Flachschlüssel für ein zylinderschloss
JP3974769B2 (ja) * 2001-11-06 2007-09-12 オリンパス株式会社 カプセル型医療装置
US8615282B2 (en) * 2004-07-13 2013-12-24 Dexcom, Inc. Analyte sensor
US8688189B2 (en) * 2005-05-17 2014-04-01 Adnan Shennib Programmable ECG sensor patch

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2014508611A (ja) * 2011-03-10 2014-04-10 コクレア リミテッド 医療デバイスにおける無線通信

Also Published As

Publication number Publication date
WO2008070801A3 (fr) 2008-12-11

Similar Documents

Publication Publication Date Title
US10588509B2 (en) Separable monitoring device and method
CA2777811C (fr) Systeme, appareil et methode de positionnement pour surveillance sans fil de la valeur ph oesophagienne
EP2589333A1 (fr) Appareil et système de surveillance cardiaque cutanée à long terme
EP1553869B1 (fr) Appareil et procede de surveillance cardiaque
US9326726B2 (en) Wireless system for epilepsy monitoring and measurement
JP2010540181A (ja) グルコース・センサ・トランシーバ
US20060264767A1 (en) Programmable ECG sensor patch
WO2001021066A9 (fr) Dispositif implantable de surveillance de la pression des fluides intracraniens et cephalo-rachidiens
WO2005018450A2 (fr) Ensemble capteur introductible dote d'un systeme de communication a inducteur couple
JP2013507203A5 (fr)
US20150356852A1 (en) Temperature and Humidity Alerting System
EP3265938B1 (fr) Étui de stockage avec la capacité d'acquisition de données médicales et de communication
CN101849822B (zh) 一种植入式无线颅内压信号自动监测方法
EP2113195A1 (fr) Accessoire pour dispositif de surveillance de performance
GB2463784A (en) Physiological monitor
CN104739391A (zh) 一种便携扣式健康监测装置
WO2008070793A2 (fr) Activateur de dispositif de surveillance implantable et système comprenant des modes multiples
CN208737510U (zh) 一种记录心率的闪存盘
CN112617778A (zh) 臂戴式脉搏血氧体温检测仪、使用其的病床护栏板及护理病床
CN214704331U (zh) 一种智能手表
CN217525119U (zh) 瞬感血糖仪提醒装置
KR101849857B1 (ko) 웨어러블 생체 진단 장치
CN205672017U (zh) 臂带式智能体温计
CN210494038U (zh) 无线传输监护仪
CN211129948U (zh) 一种手环

Legal Events

Date Code Title Description
NENP Non-entry into the national phase

Ref country code: DE

32PN Ep: public notification in the ep bulletin as address of the adressee cannot be established

Free format text: NOTING OF LOSS OF RIGHTS PURSUANT TO RULE 112(1) EPC, EPO FORM 1205A DATED 17-09-2009

122 Ep: pct application non-entry in european phase

Ref document number: 07865336

Country of ref document: EP

Kind code of ref document: A2