Patents by Inventor Chun-Jen Liao
Chun-Jen Liao has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).
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Publication number: 20140236154Abstract: A bone plate structure adapted to fix a bone in an affected part is provided. The bone plate structure includes first and second bone plates. The first bone plate has a first stacking portion and a first extending portion and is adapted to be moved onto the bone through a wound of the affected part. The second bone plate has a second stacking portion and a second extending portion and is adapted to be moved onto the bone through the wound. When the first and second bone plates are located on the bone, the second bone plate is adapted to be moved relatively to the first bone plate, such that the first and second stacking portions are stacked with each other and the first and second extending portions are expanded relatively. A surgery device and a method for bone plate implant suitable for the bone plate structure is also provided.Type: ApplicationFiled: December 18, 2013Publication date: August 21, 2014Applicant: Industrial Technology Research InstituteInventors: Chun-Jen Liao, Yang-Hwei Tsuang, Chia-Hsien Chen, Huang-Chi Chen
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Patent number: 8784424Abstract: A spinal fixation assembly includes a pedicle rod and pedicle screws which secure the pedicle rod to the spine. Each pedicle screw includes a head configured to receive a portion of the pedicle rod, and a threaded portion extending from a first end of the head and configured to engage a vertebra. The pedicle rod is secured to the head by a fastener. The head includes a breakaway region that defines a location in which at least a first portion of the head can be easily separated from the remainder of the head upon application of sufficient force to the first portion. A minimally invasive method of implanting the spinal fixation assembly is disclosed.Type: GrantFiled: June 16, 2011Date of Patent: July 22, 2014Assignee: Industrial Technology Research InstituteInventors: Yang-Hwei Tsuang, Chun-Jen Liao, Huang-Chien Liang, Shih-Jui Han, Fon-Yih Tsuang, Chang-Jung Chiang
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Patent number: 8778883Abstract: A kit for producing a foamed biocompatible material includes a container configured to sustain a high pressure, and a tissue-repair composition placed in the container. The composition contains a biocompatible material, a liquid carrier, and a gas. The container has an internal pressure of greater than 1 atm and less than 250 atm, and includes a valve and a nozzle for releasing from the nozzle a foam formed of the composition upon opening the valve. Methods of producing and applying the biocompatible material are also disclosed.Type: GrantFiled: November 13, 2009Date of Patent: July 15, 2014Assignees: Industrial Technology Research Institute, National Taiwan University HospitalInventors: Chun-Jen Liao, Sheng-Hong Tseng, Huang-Chien Liang, Yi-Chun Su, Pei-Chi Hsu
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Publication number: 20140163567Abstract: An injection device includes a housing, a plunger, and a heating unit. The plunger is slidably arranged within the housing thereby performing a plunging movement therein. The heating unit is disposed within the housing for generating a heat energy inside the housing such that a filling material inside the housing can be soften and be transformed into a movable filling material with viscosity by absorbing the heat energy from the heating unit.Type: ApplicationFiled: July 18, 2013Publication date: June 12, 2014Inventors: YING-TSO LIN, CHI-FENG CHAN, CHIEH HU, CHUN-JEN LIAO
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Publication number: 20140142521Abstract: One embodiment provides a method for enzymatic treatment, including the steps of forming a closed space on a local tissue area with a device and infusing an enzyme solution into the closed space for enzymatic treatment. The method according to the embodiment is capable of treating the local tissue area with enzymes for enhancing cell proliferation in the treated tissue area and preventing damage of the adjacent normal tissues. A device and kit used for the method are also provided.Type: ApplicationFiled: January 23, 2014Publication date: May 22, 2014Applicant: INDUSTRIAL TECHNOLOGY RESEARCH INSTITUTEInventors: Ching-Chuan JIANG, Chun-Jen LIAO, Wen-Hsiang CHANG, Huang-Chi CHEN, Wei-Ju LIAO, Wen-Hsi WANG
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Patent number: 8673636Abstract: One embodiment provides a method for enzymatic treatment, including the steps of forming a closed space on a local tissue area with a device and infusing an enzyme solution into the closed space for enzymatic treatment. The method according to the embodiment is capable of treating the local tissue area with enzymes for enhancing cell proliferation in the treated tissue area and preventing damage of the adjacent normal tissues. A device and kit used for the method are also provided.Type: GrantFiled: September 13, 2012Date of Patent: March 18, 2014Assignee: Industrial Technology Research InstituteInventors: Ching-Chuan Jiang, Chun-Jen Liao, Wen-Hsiang Chang, Huang-Chi Chen, Wei-Ju Liao, Wen-Hsi Wang
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Publication number: 20140067078Abstract: A bone repairing kit including a drilling device, a pushing device, a clamping member and a hole saw. An end of a tube body of the drilling device is a knife portion. When the tube body rotates with respect to a femur, a bone column is cut by the knife portion and located in the tube body. The pushing device includes a hollow tube and a push bar. The hollow tube is for receiving the tube body. The push bar is for touching and pushing the bone column in the tube body. The clamping member is for clamping the bone column. The hole saw includes a receiving body and cutting knives. The receiving body has a recess for receiving an end of the bone column. The cutting knives surrounding on an inner wall of the recess are for cutting an edge of the end of the bone column.Type: ApplicationFiled: November 6, 2013Publication date: March 6, 2014Applicant: Industrial Technology Research InstituteInventors: Chun-Jen Liao, Ching-Chuan Jiang, Sung-Ching Chen, Pei-Chi Hsu, Shih-Jui Han
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Patent number: 8623641Abstract: In a general aspect, an apparatus for washing biological material is provided which includes an outer sleeve, and an inner sleeve disposed within the outer sleeve. The outer sleeve has an open end for receiving the biological material, and an opposed closed end. The inner sleeve is detachably and slidably positioned within the outer sleeve, and includes a first port for receiving and dispensing washing liquid, a second port defining a liquid flow path between an interior of the inner sleeve and an interior of the outer sleeve, and a filter disposed in the second port. The filter allows passage of washing liquid but not passage of the biological material therethrough. A chamber, formed between the filter and the closed end of the outer sleeve, is configured to permit flow of washing liquid via the filter while retaining the biological material therein.Type: GrantFiled: April 17, 2008Date of Patent: January 7, 2014Assignee: Industrial Technology Research InstituteInventors: Chung-Nun Chen, Chun-Jen Liao, Chin-Yu Lin, Chin-Fu Chen, Yung-chih Wu
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Patent number: 8603092Abstract: A bone repairing kit including a drilling device, a pushing device, a clamping member and a hole saw is provided. An end of a tube body of the drilling device is a knife portion. When the tube body rotates with respect to a femur, a bone column is cut by the knife portion and located in the tube body. The pushing device includes a hollow tube and a push bar. The hollow tube is for receiving the tube body. The push bar is for touching and pushing the bone column in the tube body. The clamping member is for clamping the bone column. The hole saw includes a receiving body and cutting knives. The receiving body has a recess for receiving an end of the bone column. The cutting knives surrounding on an inner wall of the recess are for cutting an edge of the end of the bone column.Type: GrantFiled: July 6, 2010Date of Patent: December 10, 2013Assignee: Industrial Technology Research InstituteInventors: Chun-Jen Liao, Ching-Chuan Jiang, Sung-Ching Chen, Pei-Chi Hsu, Shih-Jui Han
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Patent number: 8562619Abstract: A method for filling a bone defect in a subject in need thereof is disclosed. The method includes heating a bone cement composition at a first temperature where the bone cement composition is fluidic, and delivering an effective amount of the fluidic bone cement composition at a second temperature to the bone defect thereby filling the bone defect and allowing the fluidic bone cement composition to solidify, the second temperature being sufficiently high for maintaining the bone cement composition fluidic without causing thermal necrosis. Also disclosed are systems for carrying out the method.Type: GrantFiled: December 3, 2009Date of Patent: October 22, 2013Assignee: Industrial Technology Research InstituteInventors: Chun-Jen Liao, Yang-Hwei Tsuang, Huang-Chien Liang, Chun-Hung Chen, Fon-Yih Tsuang, Yi-Jie Kuo
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Publication number: 20130236965Abstract: One embodiment provides a method for enzymatic treatment, including the steps of forming a closed space on a local tissue area with a device and infusing an enzyme solution into the closed space for enzymatic treatment. The method according to the embodiment is capable of treating the local tissue area with enzymes for enhancing cell proliferation in the treated tissue area and preventing damage of the adjacent normal tissues. A device and kit used for the method are also provided.Type: ApplicationFiled: September 13, 2012Publication date: September 12, 2013Inventors: Ching-Chuan JIANG, Chun-Jen LIAO, Wen-Hsiang CHANG, Huang-Chi CHEN, Wei-Ju LIAO, Wen-Hsi WANG
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Publication number: 20130172946Abstract: An implant module for dragging a bone fragment toward a bone is provided. The bone fragment has a first through hole, and the bone has a second through hole. The implant module includes a screw and a stud. The screw has a first section fixed to the bone fragment and a second section provided with a first external thread on its outer surface. The stud is provided with a second external thread on its outer surface for being screwed into the second through hole of the bone. An end of the stud has a screw hole for being screwed with the second section of the screw via the first external thread. A method of repairing avulsion fracture by using the implant module is further provided.Type: ApplicationFiled: August 3, 2012Publication date: July 4, 2013Applicant: INDUSTRIAL TECHNOLOGY RESEARCH INSTITUTEInventors: Ching-Chuan Jiang, Chun-Jen Liao, Wen-Hsiang Chang, Shih-Jui Han, Yu-Ming Wang, Ying-Wen Shen
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Publication number: 20130165533Abstract: The disclosure provides a method for crosslinking a colloid, including: (a) providing a colloid solution; (b) adding a crosslinking agent and solid particles to the colloid solution, wherein the amount of solid particles added is enough to convert the colloid solution into a solid mixture, and wherein a crosslinking reaction proceeds in the solid mixture; and (c) removing the solid particles from the solid mixture.Type: ApplicationFiled: September 10, 2012Publication date: June 27, 2013Inventors: Chun-Jen LIAO, Wen-Hsi Wang, Ming-Chia Yang, Wei-Ju Liao
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Patent number: 8435271Abstract: A device for fixing soft tissue. A sleeve is detachably connected to a self-drilling tapping screw, moving and rotating the self-drilling tapping screw. A guide bar is detachably connected to the self-drilling tapping screw and fit in the sleeve. A fixing pin is fit in a washer and connected to the self-drilling tapping screw. The guide bar is detachably fit in the fixing pin. The fixing pin abuts the washer and the self-drilling tapping screw.Type: GrantFiled: September 13, 2011Date of Patent: May 7, 2013Assignee: Industrial Technology Research InstituteInventors: Ching-Chuan Jiang, Shan-Chang Chueh, Ting-Hui Chiu, Chun-Jen Liao, Yi-Hung Lin, Ya-Jen Yu, I-Fan Chiu
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Publication number: 20120323278Abstract: A spinal fixation assembly includes a pedicle rod and pedicle screws which secure the pedicle rod to the spine. Each pedicle screw includes a head configured to receive a portion of the pedicle rod, and a threaded portion extending from a first end of the head and configured to engage a vertebra. The pedicle rod is secured to the head by a fastener. The head includes a breakaway region that defines a location in which at least a first portion of the head can be easily separated from the remainder of the head upon application of sufficient force to the first portion. A minimally invasive method of implanting the spinal fixation assembly is disclosed.Type: ApplicationFiled: June 16, 2011Publication date: December 20, 2012Applicant: Industrial Technology Research InstituteInventors: Yang-Hwei Tsuang, Chun-Jen Liao, Huang-Chien Liang, Shih-Jui Han, Fon-Yih Tsuang, Chang-Jung Chiang
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Publication number: 20120323242Abstract: A bone awl is provided for preparing a bone for implantation with a screw. The awl includes a shaft having a first end and a second end opposed to the first end. A handle is fixed to the first end, and an extension extends from the second end. The extension includes a first cutting portion configured to form a hole in bone and a second cutting portion configured to form an internal screw thread in the bone along the surface of the hole. The awl also includes an axial through passage that extends from the handle to the first cutting portion and is dimensioned to receive a Kirshner pin therein.Type: ApplicationFiled: June 16, 2011Publication date: December 20, 2012Applicant: Industrial Technology Research InstituteInventors: Yang-Hwei Tsuang, Chun-Jen Liao, Huang-Chien Liang, Shih-Jui Han, Fon-Yih Tsuang, Chang-Jung Chiang
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Publication number: 20120323279Abstract: A spinal fixation assembly includes a pedicle rod and pedicle screws which secure the pedicle rod to the spine. Each pedicle screw includes a head configured to receive a portion of the pedicle rod, and a threaded portion extending from a first end of the head and configured to engage a vertebra. The pedicle rod is secured to the head by a fastener. The head includes a breakaway region that defines a location in which at least a first portion of the head can be easily separated from the remainder of the head upon application of sufficient force to the first portion. A minimally invasive method of implanting the spinal fixation assembly is disclosed.Type: ApplicationFiled: June 16, 2011Publication date: December 20, 2012Applicant: Industrial Technology Research InstituteInventors: Yang-Hwei Tsuang, Chun-Jen Liao, Huang-Chien Liang, Shih-Jui Han, Fon-Yih Tsuang, Chang-Jung Chiang
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Publication number: 20120215322Abstract: An artificial dura biomedical device and a brain surgery method utilizing the same are disclosed. The steps includes: fixing an artificial dura to a partial skull; and fixing the partial skull with the artificial dura to a cut hole of a whole skull. The artificial dura biomedical device includes an artificial dura and a connecting element. The connecting element fixes the partial skull with the artificial dura.Type: ApplicationFiled: April 27, 2012Publication date: August 23, 2012Applicant: INDUSTRIAL TECHNOLOGY RESEARCH INSTITUTEInventors: Chun-Jen LIAO, Sheng-Hong TSENG, Huang-Chien LIANG, Chun-Hung CHEN, Yi-Chun SU
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Publication number: 20120004675Abstract: A device for fixing soft tissue. A sleeve is detachably connected to a self-drilling tapping screw, moving and rotating the self-drilling tapping screw. A guide bar is detachably connected to the self-drilling tapping screw and fit in the sleeve. A fixing pin is fit in a washer and connected to the self-drilling tapping screw. The guide bar is detachably fit in the fixing pin. The fixing pin abuts the washer and the self-drilling tapping screw.Type: ApplicationFiled: September 13, 2011Publication date: January 5, 2012Applicant: INDUSTRIAL TECHNOLOGY RESEARCH INSTITUTEInventors: Ching-Chuan JIANG, Shan-Chang CHUEH, Ting-Hui CHIU, Chun-Jen LIAO, Yi-Hung LIN, Ya-Jen YU, I-Fan CHIU
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Patent number: 8062372Abstract: A spinal fusion device abutting and fixed between adjacent vertebrae. The spinal fusion device includes a support frame. The support frame has a plurality of extending bodies, each radially extending from a center of the support frame. A predetermined gap exists between every two adjacent extending bodies, receiving a bone graft.Type: GrantFiled: December 15, 2006Date of Patent: November 22, 2011Assignee: Industrial Technology Research InstituteInventors: Yang-Hwei Tsuang, Jui-Sheng Sun, Chun-Jen Liao, Chen-Chi Tsai, Shan-Chang Chueh, Yi-Hung Lin, Shian-Yih Wang, I-Fan Chiu