Patent application number | Description | Published |
20110275930 | SYSTEMS AND METHODS FOR IDENTIFYING AND LOCATING AN IMPLANTED DEVICE - A system for identifying an attribute of an implanted medical device, such as an access port is disclosed. In one embodiment, the identification system comprises a marker included with the implanted medical device, wherein the marker relates to an attribute of the implanted medical device. An external detection device is also included, comprising a signal source that emits an incident electromagnetic signal for impingement on the marker of the implanted medical device, a detector that detects a return signal from the marker resulting from impingement of the incident electromagnetic signal, and a user interface for conveying information relating to the attribute based on detection of the return signal. In the case of an implantable access port, for instance, the described system enables information, such as the ability of the port to withstand power injection of fluids therethrough, to be ascertained even after the port has been subcutaneously implanted within the patient. | 11-10-2011 |
20110282188 | INSERTION GUIDANCE SYSTEM FOR NEEDLES AND MEDICAL COMPONENTS - A guidance system for assisting with the insertion of a needle or other medical component into the body of a patient is disclosed. The guidance system utilizes ultrasound imaging or other suitable imaging technology. In one embodiment, the guidance system comprises an imaging device including a probe for producing an image of an internal body portion target, such as a vessel. One or more sensors are included with the probe. The sensors sense a detectable characteristic related to the needle, such as a magnetic field of a magnet included with the needle. The system includes a processor that uses data relating to the detectable characteristic sensed by the sensors to determine a position and/or orientation of the needle in three spatial dimensions. The system includes a display for depicting the position and/or orientation of the needle together with the image of the target. | 11-17-2011 |
20110295108 | APPARATUS FOR USE WITH NEEDLE INSERTION GUIDANCE SYSTEM - A guidance system for assisting with the insertion of a needle into a patient body is disclosed. The guidance system utilizes ultrasound imaging or other suitable imaging technology. In one embodiment, the guidance system comprises an imaging device including a probe for producing an image of an internal body portion target, such as a vessel. One or more sensors are included with the probe. The sensors sense a detectable characteristic related to the needle, such as a magnetic field of a magnet included with the needle. The system includes a processor that uses data relating to the sensed characteristic to determine a 3-D position of the needle. The system includes a display for depicting the position of the needle. The needle can include a donut-shaped magnet disposed about the needle cannula, or a removable stylet with a magnetic element and a strain gauge for detection of the needle distal tip. | 12-01-2011 |
20140107475 | Apparatus for Use with Needle Insertion Guidance System - A guidance system utilizes ultrasound imaging or other suitable imaging technology. In one embodiment, the guidance system includes an imaging device including a probe for producing an image of an internal body portion target, such as a vessel. One or more sensors may be associated with the probe. The system may include a medical device, such as a needle, separate from the probe, the medical device having a magnetic field associated therewith. The system may include a processor that uses data relating to the magnetic field sensed by the one or more sensors to determine a position and/or orientation of the medical device. The system may also include a display that shows an image of the internal body portion target taken by the ultrasound imaging probe and a depiction of the medical device positioned and/or oriented with respect to the image. | 04-17-2014 |
20140163356 | Insertion Guidance System for Needles and Medical Components - A guidance system for assisting with the insertion of a needle or other medical component into the body of a patient is disclosed. The guidance system utilizes ultrasound imaging or other suitable imaging technology. In one embodiment, the guidance system comprises an imaging device including a probe for producing an image of an internal body portion target, such as a vessel. One or more sensors are included with the probe. The sensors sense a detectable characteristic related to the needle, such as a magnetic field of a magnet included with the needle. The system includes a processor that uses data relating to the detectable characteristic sensed by the sensors to determine a position and/or orientation of the needle in three spatial dimensions. The system includes a display for depicting the position and/or orientation of the needle together with the image of the target. | 06-12-2014 |
20140366914 | Medical Component Scrubbing Device with Detachable Cap - The microbial scrub brush in one embodiment employs an insert that is impregnated with an anti-bacterial disinfectant and that is housed within a housing of alcohol-compatible material and sealed over by a removable lid. The insert is maintained in sterile condition until ready for use. After removal of the lid, the insert is moved over the end of a female luer or other portion of a medical device and rotated in order to clean the exterior surface as well as the interior luminal surface of the device. In one embodiment, the scrub brush integrally includes both a cleansing portion with a cleansing insert to cleanse a part of a medical device and a protection portion with a cover component to cover and protect the cleansed medical device part from subsequent contamination. The cleansing insert includes a plurality of compliant fingers to ensure adequate cleansing of the medical device part. | 12-18-2014 |
Patent application number | Description | Published |
20090154711 | MULTI-PARTY KEY AGREEMENT METHOD USING BILINEAR MAP AND SYSTEM THEREFOR - The present invention provides an efficient method and system in which a plurality of participants share a secret key in a communication environment that is not ensured. According to an embodiment of the invention, each of the participants is assigned with a secret key from a key generation party, generates exchange information, and transmits its own exchange information to the other participant to exchange the exchange information with each other. Each of the participants generates a shared key on the basis of the exchange information and its own secret key. | 06-18-2009 |
20100138399 | METHOD FOR DATA ENCRYPTION AND METHOD FOR DATA SEARCH USING CONJUNCTIVE KEYWORD - The present invention relates to a method for data encryption and a method for data search using a conjunctive keyword and more particularly to, a method for searching data stored in a server by using a conjunctive keyword after storing an index table for the conjunctive keyword and encrypted data in the server. According to an embodiment of the present invention, since keywords and relevant data do not need to be searched one by one by performing a conjunctive keyword search by using a linked tree structure modifying a linked list, it is possible to perform a rapid and efficient conjunctive keyword search. | 06-03-2010 |
20100153403 | METHOD FOR DATA ENCRYPTION AND METHOD FOR CONJUNCTIVE KEYWORD SEARCH OF ENCRYPTED DATA - A server provides the user's desired data without the server knowing the contents or keywords of data by using a method of searching the desired data without decrypting the encrypted data, such that the privacy for the important data of the user can be secured. Also, the present invention shortens the operation time when searching the encrypted data, such that it can prevent the degradation in efficiency due to excess operation involved in the previous existing methods based on the pairing operation. | 06-17-2010 |
Patent application number | Description | Published |
20120158734 | DATA MANAGEMENT SYSTEM AND METHOD - A data management apparatus includes an index generation unit configured to subdivide an entire interval of data into bucket intervals, allocate indices for the respective bucket intervals, transform the bucket intervals having the allocated indices into bucket intervals of specific lengths, and generate bucket-based indices for pieces of data included in the bucket intervals of the specific lengths. The data management apparatus further includes a data management unit configured to transmit the encrypted data and the bucket-based indices to a server-side data management apparatus in order to store the encrypted data, transmit a user query to the server-side data management apparatus in order to search for a desired encrypted data, and decrypt encrypted data corresponding to the user query from the server-side data management apparatus. The user query includes the index of first bucket interval and the index of second bucket interval neighboring to the first bucket interval. | 06-21-2012 |
20120163586 | ORDER-PRESERVING ENCRYPTION AND DECRYPTION APPARATUS AND METHOD THEREOF - An order-preserving encryption apparatus includes an initializer for setting a total space of a ciphertext with respect to a total space of a plaintext by considering security of the ciphertext, and setting a secret key for encryption and a pseudo-random number generator for generation of a pivot. Further, the order-preserving encryption apparatus includes a pivot generator for applying the secret key to the established pseudo-random number generator to generate a pivot for the plaintext to be encrypted. Further, the order-preserving encryption apparatus includes a ciphertext generator for generating information about size of a bit constituting the ciphertext by comparing the generated pivot and the plaintext; and a plaintext adjusting unit for adjusting a magnitude of the total plaintext space and a magnitude of the plaintext according to the ciphertext. | 06-28-2012 |
20130055393 | METHOD AND APPARATUS FOR ENHANCING PRIVACY OF CONTACT INFORMATION IN PROFILE - A mobility technology for strengthening safety for an invasion of privacy caused by leakage of contact information is provided. A privacy protection system may include an acquisition attempt detecting unit to detect an external communication terminal that attempts to acquire contact information included in the profile, and an access controller to provide the detected external communication terminal with a right to use the contact information, and to determine whether the contact information is to be provided. | 02-28-2013 |
20130091360 | LIGHTWEIGHT GROUP SIGNATURE SYSTEM AND METHOD WITH SHORT SIGNATURE - A lightweight group signature system and method with short signatures according to the exemplary embodiments of the present invention can provide security characteristics similar to group signature mechanisms providing the existing known controllable linkability but can make a revocation method simple by outputting a short signature and providing excellent operation efficiency at the time of signature generation, signature verification, and revocation on smart terminals, and can be widely applied to various anonymity-based application environments, making by making operation efficiency excellent at the time of signature generation and verification and outputting very short signature lengths. | 04-11-2013 |
20130148803 | MULTI-USER SEARCHABLE ENCRYPTION SYSTEM AND METHOD WITH INDEX VALIDATION AND TRACING - A multi-user searchable encryption system includes a key generation center to issue a private secret key to a user and trace information regarding a user who has generated an index, and a user terminal device to generate an index for searching for a database using the private secret key. The multi-user searchable encryption system includes a database (DB) server that verifies the index generated by the user terminal device and searches for corresponding data to the verified index. | 06-13-2013 |
20140245019 | APPARATUS FOR GENERATING PRIVACY-PROTECTING DOCUMENT AUTHENTICATION INFORMATION AND METHOD OF PERFORMING PRIVACY-PROTECTING DOCUMENT AUTHENTICATION USING THE SAME - Disclosed herein are an apparatus for generating the privacy-protecting document authentication information and a method of performing privacy-protecting document authentication. The apparatus for generating the privacy-protecting document authentication information includes an electronic signature information generation unit, a multi-dimensional code generation unit, and a multi-dimensional code output unit. The electronic signature information generation unit generates electronic signature information for the content of an input document. The multi-dimensional code generation unit generates a multi-dimensional code corresponding to the generated electronic signature information. The multi-dimensional code output unit outputs the generated multi-dimensional code onto the document. | 08-28-2014 |
20140270159 | SYSTEM AND METHOD FOR PROVIDING COMPRESSED ENCRYPTION AND DECRYPTION IN HOMOMORPHIC ENCRYPTION BASED ON INTEGERS - The present invention relates to a technique which provides a function of compressed encryption large pieces of plaintext information in a single ciphertext in order to improve a space efficiency of the encryption data which occupies most of a storage space to design an efficient SHE technique which is a base of the FHE technique design. More specifically, the present invention relates to a technique which is designed to improve a structure in which only one bit is encrypted/decrypted in the technique of the prior art to encrypt/decrypt multiple bit information to improve the space efficiency for storing a ciphertext. | 09-18-2014 |
Patent application number | Description | Published |
20090309901 | ELECTRONIC PICTURE FRAME AND IMAGE DISPLAY METHOD THEREOF - An electronic picture frame and an image display method thereof are provided. In the electronic picture frame, a plurality of images are arranged and displayed on one side of a screen, and among the plurality of images, an image at a particular position is enlarged and displayed. Alternatively, a screen is divided into a plurality of sub-screens, so images stored in each of a plurality of storage areas can be displayed on a respective sub-screen. Accordingly, the images stored in the plurality of storage areas can be displayed on the electronic picture frame in diverse forms. | 12-17-2009 |
20140040816 | ELECTRONIC PICTURE FRAME AND IMAGE DISPLAY METHOD THEREOF - An electronic picture frame and an image display method thereof are provided. In the electronic picture frame, a plurality of images are arranged and displayed on one side of a screen, and among the plurality of images, an image at a particular position is enlarged and displayed. Alternatively, a screen is divided into a plurality of sub-screens, so images stored in each of a plurality of storage areas can be displayed on a respective sub-screen. Accordingly, the images stored in the plurality of storage areas can be displayed on the electronic picture frame in diverse forms. | 02-06-2014 |