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| Number | Title | Issue Date |
| 7066885 | Interstitial fluid collection and constituent measurement An apparatus and method is disclosed for obtaining and measuring constituents in a sample of body fluid. The apparatus includes a member which is sized to penetrate into at least the dermal layer of skin to collect a sample of body fluid located within the dermal la... | 06/27/2006 |
| 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 the oxygen content of the blood of the foetus. Such sensor devices shou... | 03/21/2006 |
| 5963658 | Method and apparatus for detecting an abnormality within a host medium The detection method and apparatus detects abnormalities having a first signal propagation property within a host medium having a second signal propagation property based upon signals which have been reflected, scattered and/or absorbed by the host medium... | 10/05/1999 |
| 5961452 | 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 stiff cable which can be inserted into the uterus past the ... | 10/05/1999 |
| 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 obtains measuring values indicating clear information of ma... | 06/15/1999 |
| 5495850 | Method for the measurement of oxygen concentration levels by the steady-state determination of fluorescence lifetime Methods are described for the in vivo topographic determination of tissue and bodily fluid oxygen concentration or PO2 within an imaged tissue, as well as a method for measuring blood or bodily fluid PO2 with a fiber optic catheter. ... | 03/05/1996 |
| 4913151 | Tool for placement of a monitoring probe in the scalp of a fetus The combination of a rigid, elongated applicator tool (200) and an elongated integral drive rod/probe (202). The drive rod/probe (202) is a rigid cable which includes a monitoring probe (204) with an extending spiral needle (206) at the front end thereof.... | 04/03/1990 |
| 4658825 | Spiral probe for simultaneous electrical and chemical monitoring of a fetus A combined spiral EKG electrode and pH probe for use in monitoring a fetus during labor is described. The combined probe includes a spiral-shaped needle which acts as an EKG electrode and also houses a fiberoptic pH probe. Optical fibers and wires from th... | 04/21/1987 |
