Matches 1 - 46 out of 46
Match Document Document Title
7515948 Photoacoustic analyzer of region of interest in a human body  
A method and apparatus are presented for non-invasively monitoring at least one characteristic of a region of interest in a body. The body is illuminated by pulsed light to induce a photoacoustic...
7489809 Interactive virtual endoscopy  
The invention relates to a method for processing of a three-dimensional image data set, wherein the three-dimensional image data set is converted to a data set suitable for a two-dimensional image...
7469158 Fetal oximetry system and sensor  
An optical measuring device having multiple optical paths between one or more light emitters and one or more light detectors and/or providing at least two sets of wavelength of light along at least...
7376454 Oximeter with selection between calculations based on patient type  
A pulse oximeter sensor with a light source optimized for low oxygen saturation ranges and for maximizing the immunity to perturbation induced artifact. Preferably, a red and an infrared light...
7048687 Limited use medical probe  
A limited use medical probe is disclosed, including a memory for maintaining a use value. The medical probe is coupled to a medical device that inhibits its function when the use value reaches a...
7047055 Fetal pulse oximetry  
A fetal blood pulse oximetry method and apparatus using a first wavelength of light at about 655 to 705 nm and a second wavelength of light at about 820 to 900 nm. Measurements are taken through a...
7016716 Sensor device for measuring vital parameters of a fetus during birth  
The invention relates to a sensor device as part of a measurement appliance with a measurement device for the measurement of vital parameters of a foetus during labor and delivery, in particular...
6711425 Pulse oximeter with calibration stabilization  
An improved pulse oximeter (sensor and monitor) uses a plurality of wavelengths selected to provide sensitivity to both oxygen saturation and deviations in tissue site characteristic(s) from...
6690958 Ultrasound-guided near infrared spectrophotometer  
A diagnostic apparatus includes a near infrared spectrophotometer (NIRS) and an ultrasound transducer that operate in combination to improve diagnostic measurements. The diagnostic apparatus...
6671530 Positioning method for pulse oximetry fetal sensor  
An intrauterine pulse oximetry apparatus and method are provided to measure fetal blood oxygen saturation at sites in a preferred region on the fetus. The sensor of the apparatus is attached to a...
6529753 Fetal probe  
A fetal probe has an inflatable sac which wedges between the presenting fetal part and maternal tissues to hold a fetal sensor in position. The fetal probe is short enough to enable insertion with...
6453183 Cerebral oxygenation monitor  
A method and apparatus for determining oxygenation and hemoglobin parameters in tissue measures light scattering parameters of light directed through the tissue, using an array of VCSELs, for light...
6381480 Method and apparatus for monitoring fetal cerebral oxygenation during childbirth  
An apparatus is disclosed for monitoring fetal cerebral oxygenation during childbirth. The apparatus includes a tunable source of infrared photons, a probe to access a single location on the scalp...
6308089 Limited use medical probe  
A limited use medical probe is disclosed. The medical probe includes a memory storage component for maintaining a use value, representing either the number of uses and/or the duration of use of the...
6298253 Method and device for measuring the absorption of radiation in a portion of tissue  
Device and method for measuring the absorption of radiation in a portion of tissue. For monitoring tissue and/or in order to permit medical indications, it is necessary to gather parameters...
6285896 Fetal pulse oximetry sensor  
A sensor provides pulse oximetry measurements from the presenting portion of a fetus. In particular, a spiral probe is designed to attach the sensor to the fetal scalp. In one sensor configuration,...
6201978 Applicator for pulsoxymetric sensor with torque limiter  
The invention relates to an applicator for sensors to be used in medicine, which serves to screw in a sensor in the skin of a living organism, specially in a non-observable area, e.g. the head skin...
6195575 Fetal sensor which self-inflates using capillary force  
A fetal sensor with a biasing mechanism for biasing the sensor against the fetus, with the biasing mechanism being automatically self-inflating and insertable in compressed form. The biasing...
6186945 Elongate fetal probe with expandable means on distal end  
A fetal probe with an elongate body and fetal sensor for insertion above the presenting part of the fetus. An expandable means is on the distal end of the body of the sensor for urging the sensor...
6175751 Apparatus and method for sensing oxygen levels in a fetus  
An apparatus for sensing fetal oxygen levels of a fetus in an uterus. The apparatus includes a tube, a balloon, and as optical sensor. The tube includes an inflation lumen. The inflation lumen has...
6104941 Physiological sensor  
The combination of a pressure control and a catheter including an elongate member, a sensor mounted on the catheter and adapted to be placed in pressure engagement with tissue for sensing signals...
5916155 Fetal sensor with securing balloons remote from optics  
An oximeter sensor with an expandable element for positioning the sensor against the fetus. The expandable element is positioned to be removed from at least one of the emitter and detector so that...
5911690 Use of a pulse oxymetry sensor device  
The invention relates to the use of a pulse oximetry sensor device. Based on standard methods for recording material labor activity during birth, reliable signals may be created so that a midwife...
5865737 Sensor device for measuring the vital parameters of a fetus during birth  
A sensor device for measuring the vital parameters of a fetus during birth. The sensor device includes a sensor having a wire spiral for attaching the sensor to the fetus, and a placement device...
5851179 Pulse oximeter sensor with articulating head  
A fetal pulse oximeter sensor mounted on a sensor head with an articulating design. A lumen on one side of the sensor has a cable or rod therein to either push or pull that side of the sensor with...
5839439 Oximeter sensor with rigid inner housing and pliable overmold  
An oximeter sensor formed with a housing made of a relatively rigid material into which the oximeter electrical components can be mounted is provided. An overmolded material, of lesser rigidity, is...
5823952 Pulse oximeter sensor with differential slip coefficient  
An improved fetal pulse oximeter sensor. The friction provided on the sensor head surface to engage the fetus is higher than the friction on the back side of the sensor head. Thus, any contact with...
5813980 Fetal pulse oximetry sensor with remote securing mechanism  
A fetal pulse oximeter sensor in which a sensor head is held against the fetus by the action of a securing means which is remote from the sensor head. The securing means is sufficiently remote so...
5776058 Pressure-attached presenting part fetal pulse oximetry sensor  
A presenting part fetal pulse oximeter sensor which does not penetrate the fetus' skin, and does not rely on a vacuum for attachment is provided. The fetal sensor of the present invention is held...
5746212 Process and device for measuring vital fetal parameters during labor and delivery  
A process for measuring vital, fetal parameters during parturition. It is essential in this process that the blood pressure of the fetus is discontinuously measured in the arterial system by...
5743263 Pulse Oximeter using a virtual trigger for heart rate synchronization  
The present invention provides an improved method and apparatus for more accurately calculating and measuring vital information such as oxygen saturation and pulse rate when an ECG signal is not...
5743260 Fetal pulse oximetry apparatus and method of use  
An intrauterine pulse oximetry apparatus and method are provided to measure fetal blood oxygen saturation at sites in a preferred region on the fetus. The sensor of the apparatus is attached to a...
5727547 Presenting part fetal oximeter sensor with securing mechanism for providing tension to scalp attachment  
A presenting part fetal pulse oximeter sensor with a securing mechanism for providing tension to a hook or other securing mechanism penetrating the fetal scalp. In one embodiment, a sensor can be...
5687719 Pulse oximeter probe  
To determine the oxygen saturation and other parameters of blood flowing in a fetus positioned in the uterus by detecting the pulsation of the blood in the birthing process from the rupture of the...
5551424 Fetal probe apparatus  
Disclosed is a fetal probe that is insertable through the mother's vagina and cervixes and connectable to a pulse oximeter for monitoring the EKG and oxygen saturation of hemoglobin of a fetus...
5497771 Apparatus for measuring the oxygen saturation of fetuses during childbirth  
An apparatus for measuring the oxygen saturation of fetuses during childbirth, using a probe, assigned to the fetal scalp, with two or four photodiodes operating at different wave lengths and a...
5421329 Pulse oximeter sensor optimized for low saturation  
A pulse oximeter sensor with a light source optimized for low oxygen saturation ranges and for maximizing the immunity to perturbation induced artifact. Preferably, a red and an infrared light...
5419322 Internal apparatus for continuous electrical and oximetric intrapartum monitoring of the fetus  
An internal apparatus for continuous electrical and oximetric intrapartum fetal monitoring includes a base assembly containing a photodetector and a single spiral probe extending from the base...
5411024 Fetal pulse oximetry sensor  
A fetal pulse oximetry sensor device containing a pulse oximetry sensor is disclosed. The device also includes a spiral for fetal attachment. One or both of the light emitting portion and light...
5377673 Intrauterine monitoring device  
An improved fetal monitoring device which incorporates sensors which permit the monitoring of inutero fetal heart rate, oxygen saturation, blood chemistry and eliminates the collection of such...
5247932 Sensor for intrauterine use  
A sensor placement and retention mechanism for use with fetal sensor sites beyond the user's reach are disclosed. The preferred embodiment of this invention is a fetal pulse oximetry sensor having...
5193542 Peripartum oximetric monitoring apparatus  
An oximeter probe is introduced through the vaginal canal and applied to the scalp or other readily accessible part of the fetus while still in utero. The fetal oxygenation is monitored during the...
5154175 Intrauterine fetal EKG-oximetry cable apparatus  
An apparatus including an organization to process signals regarding information to pulse rate and oxygen saturation of arterial blood flow in a fetus. The organization includes guide cable...
5099842 Perinatal pulse oximetry probe  
A fetal pulse oximetry probe has clusters of light-transmissive bumps over the light source and the light detector on the surface of the probe. The probe is usually attached to the fetus' head. The...
5005573 Endotracheal tube with oximetry means  
An endotracheal breathing tube for use in surgical operations is equipped with a light emitting device adjacent its distal end to reside within the patient's trachea during use and with a...
4537197 Disposable fetal oxygen monitor  
Oxygenation within the brain of a child being born is monitored by light, initially transmitted by a bundle of fiber optics in one channel of a catheter held to the baby's scalp by mild suction,...
Matches 1 - 46 out of 46