1
Chao Chen, E Richard Skula: Articulating endometrial ablation device. Ethicon, Verne E Kreger, May 23, 2000: US06066132 (415 worldwide citation)

An intrauterine ablation device having a catheter, a handle, and a distensible bladder. The catheter contains a joint such that the catheter may be articulated to facilitate access into the uterus.


2
Jorn Lehe, Chao Chen Chen, Brian H Luscombe: Ethicon, Verne E Kreger Jr, August 14, 2001: US06273852 (413 worldwide citation)

A is a surgical instrument and method for treating female urinary stress incontinence. The instrument includes a curved needle-like element defining in part a curved shaft having a distal end and a proximal end. The diameter of the needle decreases from the proximal end to the distal end, and the ne ...


3
Chao Chen, Emil Richard Skula, Donald W Regula: Scissorlike electrosurgical cutting instrument. Ethicon, Scully Scott Murphy & Presser, August 15, 2000: US06102909 (288 worldwide citation)

Open surgery and endoscopic versions of an electrosurgical cutting instrument incorporating a unique cutting arrangement for opening and closing the cutting edge parallel to an anvil surface resulting in a simultaneous cutting of a linear section of tissue, large vessels, or a group of vessels. Simu ...


4
Chao Chen, Emil Richard Skula, Donald W Regula: Scissorlike electrosurgical cutting instrument. Ethicon, Scully Scott Murphy & Presser, March 19, 2002: US06358249 (220 worldwide citation)

Open surgery and endoscopic versions of an electrosurgical cutting instrument incorporating a unique cutting arrangement for opening and closing the cutting edge parallel to an anvil surface resulting in a simultaneous cutting of a linear section of tissue, large vessels, or a group of vessels. Simu ...


5
Chao Chen, Emil Richard Skula, Donald W Regula: Electrosurgical cutting instrument. Ethicon, Scully Scott Murphy & Presser, April 2, 2002: US06364879 (183 worldwide citation)

Open surgery and endoscopic versions of an electrosurgical cutting instrument incorporating a unique cutting arrangement for opening and closing the cutting edge parallel to an anvil surface resulting in a simultaneous cutting of a linear section of tissue, large vessels, or a group of vessels. Simu ...


6
Jeng Feng Wu, Wen Chao Chen, Cheng Yuan Tang: Method for producing image with depth by using 2D images. Industrial Technology Research Institute, Jianq Chyun IP Office, May 15, 2012: US08180145 (127 worldwide citation)

A method for producing an image with depth by using 2D image includes obtaining a set of internal parameters of a camera. The camera takes at least a first and a second 2D images with a small shift. The first 2D image has N depths, and N≧2. Several sets of external parameters of the camera correspon ...


7
Chao Chen, Ralph Spengler: Endoscopic ligating device. Ethicon, September 8, 1992: US05144961 (119 worldwide citation)

Endoscopic ligating device having a surgical needle; a tube; and a filamentary strand attached at its distal end to the surgical needle, and slidably engaged at its proximal end about the tube with a partially tightened knot.


8
Chao Chen, Emil Richard Skula, Donald W Regula: Electrosurgical cutting instrument. Ethicon, Scully Scott Murphy & Presser, March 26, 2002: US06361534 (119 worldwide citation)

Open surgery and endoscopic versions of an electrosurgical cutting instrument incorporating a unique cutting arrangement for opening and closing the cutting edge parallel to an anvil surface resulting in a simultaneous cutting of a linear section of tissue, large vessels, or a group of vessels. Simu ...


9
Gene W Kammerer, Bruno Bufalini, Royce Frederick, Chao Chen: Tube knot applicator. Ethicon, Emil Richard Skula, June 23, 1998: US05769862 (115 worldwide citation)

A tube knot applicator for use in endosurgical procedures. The tube knot applicator has an elongated tube member having a distal end and a proximal end, as well as an axial passage therethrough. The tube member has slits for partially collapsing the distal end of the tube as well as a removable plug ...


10
Richard C Kindberg, Chao Chen, Lyn Freeman, Constance E Roshdy, Alastair W Hunter: Surgical device for enclosing an internal organ. Ethicon, Matthew S Goodwin, September 1, 1992: US05143082 (102 worldwide citation)

A medical device for enclosing an internal bodily organ or tissue during surgery comprising a filamentary strand with noose and free end portions, the free end portion enclosed within a cannula; a surgical bag with an opening, the bag attached to the noose portion at the open end of the bag; and a m ...