Abstract: Embodiments described herein may be related to apparatuses, processes, systems, and/or techniques for using x-rays to alter or observe circuits within a semiconductor device before, during or after a test of the semiconductor device. Other embodiments may be described and/or claimed.

Abstract: Disclosed are microbeads for cell culture and a method of monitoring cell culture using the same. More particularly, each of the microbeads for cell culture according to an embodiment of the present invention include a core and a surface modification layer formed on a surface of the core. By using the method of monitoring cell culture with the microbeads for cell culture according to an embodiment of the present invention, cell culture may be carried out in highly scaled-up dimension and easily monitored.

Abstract: Disclosed are microbeads for cell culture and a method of monitoring cell culture using the same. More particularly, each of the microbeads for cell culture according to an embodiment of the present invention include a core and a surface modification layer formed on a surface of the core. By using the method of monitoring cell culture with the microbeads for cell culture according to an embodiment of the present invention, cell culture may be carried out in highly scaled-up dimension and easily monitored.

Abstract: The present invention relates to a fibrocartilage preparation method and fibrocartilage prepared by the method.

Abstract: Disclosed is a method of constructing a cell sheet using only cells without a support. More particularly, a method of manufacturing a multi-layered cell sheet without a separate lamination step and a cell sheet manufactured by the method are disclosed.

Abstract: The present invention relates to transparent disc-shaped microparticles having polydopamine-modified surfaces and cell culture using the same. When the disc-shaped microparticles coated with polydopamine according to the present invention are used in cell culture, cell adhesive properties are improved and an inverted microscope may be employed to observe cells, which are major advantages when compared to conventional spherical microcarriers.

Abstract: A body fat measurement apparatus, according to the present invention, comprises: an electrode unit which has a plurality of electrodes and can be worn around the body of the subject to be measured; a first measurement unit which is for obtaining a three-dimensional image of the subject's body part to be measured; a second measurement unit which is for measuring the impedance by means of injecting a current into the electrodes; and a control unit which is for restoring the conductivity and permittivity images of the subject by means of the three-dimensional image and the impedance value and thus separately calculating the amount of subcutaneous fat and visceral fat. According to the present invention, measurement accuracy of the subcutaneous fat and visceral fat can be improved even at a low cost.

Abstract: Disclosed are an image monitoring apparatus and method for displaying a lung ventilation impedance image and a lung perfusion impedance image based on impedance data measured at a thorax of a subject, and a reference image based on a biometric signal, in which impedance data based on voltage measured at the thorax of the subject is separated into lung ventilation impedance data and lung perfusion impedance data, and dynamic bloodstream change data in a heart and blood vessels by electrical impedance tomography (EIT); and a lung ventilation impedance image, a lung perfusion impedance image, and a heart and blood vessel impedance image, which are obtained by the separation, and a reference image based on a biometric signal sensed at a part of the subject targeted to be examined are displayed according to a pathological condition of the subject.

Abstract: The present invention relates to a sleep apnea monitoring system for monitoring the sleeping state of a user by means of impedance tomographic image information about the properties of biological tissue and biological signals of the user's body parts to be monitored. The present invention can be manufactured into a very simple portable device and thus enables monitoring during natural sleep at home. Therefore, the present invention enables utilization of obtained information during a sleeping state for diagnosis of and therapeutic plans for sleep apnea.

Abstract: The present invention relates to transparent disc-shaped microparticles having polydopamine-modified surfaces and cell culture using the same. When the disc-shaped microparticles coated with polydopamine according to the present invention are used in cell culture, cell adhesive properties are improved and an inverted microscope may be employed to observe cells, which are major advantages when compared to conventional spherical microcarriers.

Abstract: Disclosed are an image monitoring apparatus and method for displaying a lung ventilation impedance image and a lung perfusion impedance image based on impedance data measured at a thorax of a subject, and a reference image based on a biometric signal, in which impedance data based on voltage measured at the thorax of the subject is separated into lung ventilation impedance data and lung perfusion impedance data, and dynamic bloodstream change data in a heart and blood vessels by electrical impedance tomography (EIT); and a lung ventilation impedance image, a lung perfusion impedance image, and a heart and blood vessel impedance image, which are obtained by the separation, and a reference image based on a biometric signal sensed at a part of the subject targeted to be examined are displayed according to a pathological condition of the subject.

Abstract: Disclosed are an apparatus and method for measuring sleep apnea based on images according to impedance data from an upper airway and a thorax of a subject, in which electrical impedance tomography (EIT) using electrodes attached to an upper airway and a thorax is used to generate an image of air distribution inside a lung according to opening and construction of an upper airway to diagnose at least one of among obstructive apnea, central apnea and complex apnea, thereby coming up with a treatment plan.

Abstract: Disclosed are a method and apparatus for a pulmonary function test, in which a pulmonary function is diagnosed based on vital capacity according to a breathing parameter of a subject and a thorax image according to impedance data, in which a conventional spirometer and electrical impedance tomography (EIT) are used together to collectively process and analyze a global variable obtained at a mouth of a subject and a local variable obtained from an image of an interior of a lung, thereby proposing spirotomometry.

Abstract: Disclosed is a fabric electrode belt for measuring a biometric signal. The fabric electrode belt for measuring a biometric signal according to an embodiment of the disclosure includes: a belt body unit including a stretchable material, and provided with electrodes to be in contact with a subject to be examined; and a circuit unit coupled to the belt body unit and configured to receive an electric signal based on impedance of a subject to be examined, measured by the electrodes, the circuit unit being disposed between the belt body units.

Abstract: Disclosed are microbeads for cell culture and a method of monitoring cell culture using the same. More particularly, each of the microbeads for cell culture according to an embodiment of the present invention include a core and a surface modification layer formed on a surface of the core. By using the method of monitoring cell culture with the microbeads for cell culture according to an embodiment of the present invention, cell culture may be carried out in highly scaled-up dimension and easily monitored.

Abstract: The present invention relates to a sleep apnea monitoring system for monitoring the sleeping state of a user by means of impedance tomographic image information about the properties of biological tissue and biological signals of the user's body parts to be monitored. The present invention can be manufactured into a very simple portable device and thus enables monitoring during natural sleep at home. Therefore, the present invention enables utilization of obtained information during a sleeping state for diagnosis of and therapeutic plans for sleep apnea.

Abstract: A body fat measurement apparatus, according to the present invention, comprises: an electrode unit which has a plurality of electrodes and can be worn around the body of the subject to be measured; a first measurement unit which is for obtaining a three-dimensional image of the subject's body part to be measured; a second measurement unit which is for measuring the impedance by means of injecting a current into the electrodes; and a control unit which is for restoring the conductivity and permittivity images of the subject by means of the three-dimensional image and the impedance value and thus separately calculating the amount of subcutaneous fat and visceral fat. According to the present invention, measurement accuracy of the subcutaneous fat and visceral fat can be improved even at a low cost.

Abstract: The present invention relates to a device for imaging and diagnosing the condition of obstruction of the upper airway, which can image the condition of a change in the upper airway of an OSAS patient occurring during natural sleep by using EIT and can extract information required for diagnosis. The device for imaging and diagnosing the condition of obstruction of the upper airway by using EIT according to the present invention does not require high costs, enables repeated examination to be conducted without the risk of exposure to radioactive rays, and enables examination to be performed over a prolonged period of time in an actual natural sleep state, thereby accurately diagnosing the condition of obstruction of the upper airway.