Patent application number | Description | Published |
20130023826 | INDWELLING NEEDLE ASSEMBLY - An indwelling needle assembly includes a hollow outer needle, an outer needle hub fixed to a proximal portion of the outer needle, and an inner needle inserted in the outer needle. An inner needle hub is fixed to a proximal portion of the inner needle. A pressing member is connected to the outer needle hub, wherein the pressing member presses a portion of the outer needle between a proximal end and a distal end during a puncturing operation. The needlepoint of the inner needle and a distal portion of the outer needle, while in an assembled state, puncture a blood vessel in a process of placing the outer needle indwelling in a blood vessel. | 01-24-2013 |
20130116651 | CATHETER AND METHOD - The presently disclosed subject matter relates to a catheter and method. The catheter can be configured as a guiding catheter with a flexible shaft section, a hub disposed at a proximal portion of the shaft section, and a strain relief section that surrounds a predetermined proximal-side range of the shaft section. A distal end of the strain relief section can be moved along an axial direction of the shaft section at least toward the side where the hub is located. | 05-09-2013 |
20130116725 | METHOD TO STOP BLEEDING AT A PUNCTURE SITE OF AN ARTERY OF A PATIENT'S WRIST - A method to stop bleeding at a puncture site of an artery on a wrist of a patient comprises wrapping a flexible band of a hemostatic device around the wrist of the patient, wherein the hemostatic device also includes a curved plate, a balloon and a marker used to position the balloon at the puncture site, and wherein the flexible band, the curved plate and the balloon are substantially transparent. The wrapping of the flexible band around the wrist of the patient involves wrapping the flexible band around the wrist of the patient while the balloon is in an uninflated state. The wrapping can also take place while an introducer sheath is in place at the puncture site. The method also involves using the marker to position balloon relative to the puncture site such that the balloon overlies the puncture site, introducing a fluid into the balloon and inflating the balloon, and maintaining inflation of the balloon and compression against the puncture site. | 05-09-2013 |
20130150807 | STRAIN RELIEF AND CATHETER WITH STRAIN RELIEF - Disclosed herein is a strain relief having a plurality of enclosing parts arranged in an axial direction and enclosing a longitudinal axis of the strain relief. A space portion can be formed between adjacent enclosing parts so that the strain relief is freely bendable. In the strain relief, the adjacent enclosing parts are interconnected, and one or both of opposed surfaces of the adjacent enclosing parts can be provided with a projection that projects in a direction substantially parallel with the longitudinal axis. | 06-13-2013 |
20130150850 | PFO CLOSING DEVICE - A PFO closing device includes: a clamper including a stick portion provided at a distal portion of a catheter for sticking to a foramen ovale valve and a sandwich member for sandwiching a biological tissue composed of the foramen ovale valve and an atrial septum secundum in cooperation with the stick portion; a cautery device including at least one electrode portion to be inserted into the foramen ovale between the foramen ovale valve and the atrial septum secundum; and an electric energy supply unit for supplying electric energy to the electrode portion, wherein the electrode portion is inserted into the foramen ovale and at the same time, the foramen ovale valve and the atrial septum secundum are sandwiched by the clamper, electric energy is supplied from the electric energy supply unit to the electrode portion and the foramen ovale valve and the atrial septum secundum are mutually fused. | 06-13-2013 |
20130157305 | METHOD AND SYSTEM FOR EVALUATION OF GRAFTS - A method and system for evaluating the competence for transplantation of a graft sample containing cells capable of multinucleation are provided. In one form, the method includes determining multinucleating ability as an indicator representing the capacity for multinucleation of the cells capable of multinucleation. | 06-20-2013 |
20130178894 | HEMOSTATIC DEVICE - A hemostatic device includes a flexible band adapted to be wrapped around a patient's limb at a site on the limb where bleeding is to be stopped, a portion for securing the band in a wrapped state to the limb, a curved plate which is made of a material more rigid than the band and at least a portion of which is curved toward the inner peripheral side thereof, a main balloon which is provided on the inner peripheral side of the curved plate and which inflates when a fluid is introduced therein, and a pressing member which is provided between the curved plate and the main balloon so that at least a portion thereof overlaps with the balloon and which is adapted for pressing against the balloon. The device provides an excellent hemostatic effect and prevents numbness and poor circulation in areas peripheral to the site of attachment. | 07-11-2013 |
20130184805 | INTRODUCER SHEATH, PLACEMENT DEVICE FOR BLOOD VESSEL TREATMENT INSTRUMENT, AND METHOD FOR SHORTENING INTRODUCER SHEATH - A placement device for a blood vessel treatment instrument has an introducer sheath functioning as an outer tube, and also has an inner tube. The introducer sheath has a flexible tube-shaped sheath body and a hub into which the base end of the sheath body is inserted. The hub takes-up the base end of the sheath body into the hub by way of take-up shafts while slitting the base end of the sheath body by cutting blades, and thus the length of extension of the sheath body from the hub can be shortened. | 07-18-2013 |
20130190690 | BALLOON AND BALLOON CATHETER - A balloon including a laminated film of at least two layers including a polyamide elastomer layer and a polyamide layer wherein the polyamide elastomer layer is formed at the inner side of the polyamide layer and a molecular weight distribution of the polymers as a whole of the balloon (weight-average molecular weight M | 07-25-2013 |
20130192167 | SILICONE RUBBER COMPOSITION - A means for restraining hardening of silicone rubber is provided. In one form, a silicone rubber composition is provided that contains an antioxidant dispersed therein. In addition, a method for preparing the silicone rubber composition is provided that includes: a step of mixing a silicone rubber precursor and the antioxidant and curing the obtained mixture; or a step of wetting the silicone rubber with a liquid antioxidant. A method of manufacturing a medical device is also provided, including: a step of incorporating into a medical device the silicone rubber composition obtained in the preparation method outlined above; a step of seal packaging the obtained medical device; and a step of irradiating the seal-packaged medical device with radiation. | 08-01-2013 |
20130197482 | FIXING DEVICE AND CATHETER SET - A catheter set includes a catheter and a fixing device. The fixing device includes a tubular member which is formed in such a way as to increase or decrease in diameter under axial extension or compression. A first projection and a second projection are provided at both ends of the tubular member. A movable tubular body is disposed around the tubular member between the first projection and the second projection. A distal part is coupled to the tubular member by a support member. The distal part is disposed distally of the tubular member and is configured to at least contact a proximal portion of a tubular device for medical use through which the catheter runs. | 08-01-2013 |
20130197547 | DEVICE FOR CLOSING LUMINAL CAVITY AND METHOD THEREFOR - A luminal cavity closing device can include a flexible linear shaft, a clamping mechanism which is provided at a distal portion of the shaft and has at least two arms, and a detachment mechanism configured to enable detachment of the clamping mechanism from the shaft. The arms of the clamping mechanism can be configured so as to be insertable into hollow tubular structures located adjacent to and on both sides of a luminal cavity present in a hollow tubular structure bifurcation area. The clamping mechanism operates between an expanded state wherein the interval of the arms is enlarged to a contracted state wherein the interval of the arms is contracted. | 08-01-2013 |
20130197570 | DEVICE FOR CLOSING LUMINAL CAVITY AND METHOD THEREFOR - A luminal cavity closing device can include a flexible shaft, a lid member, and a detachment mechanism. The flexible shaft extends in an axial direction. The lid member which is attached to a distal end of the shaft, can be rotated according to a torque transmitted from the shaft. Thus, a lock section can be thrust into a periphery of an opening of a luminal cavity formed in a living body lumen, to thereby lock the lid member to the periphery. The detachment mechanism can be configured to detachably attach the lid member to the shaft. The torque can be transmitted to the lid member, and the shaft can be detached from the lid member by the detachment mechanism while the lid member is locked to the periphery of the opening of the luminal cavity. | 08-01-2013 |
Patent application number | Description | Published |
20130023977 | STENT DELIVERY SYSTEM AND MANUFACTURING METHOD FOR THE SAME - A stent delivery system, and associated manufacturing method, are such that the outer diameter of the distal portion of the stent delivery system is relatively small. The stent delivery system includes a hollow shaft portion, an inflatable balloon disposed on the outer periphery of a distal portion of the shaft portion, and a stent disposed on the outer periphery of the balloon and having struts expanded by inflation of the balloon. The balloon has a ridge portion with which the stent is engaged. The ridge portion is sandwiched in a space between the struts, and a top portion of the ridge portion has a concave portion recessed toward the axis of the shaft portion | 01-24-2013 |
20130030380 | MEDICAL APPLIANCE HAVING A SLIDABLE COATING LAYER AND SYRINGE - A medical appliance having a slidable coating layer that moves in contact with an inner surface of a medical member or that of a lumen and has the slidable coating layer formed at a part thereof which contacts the medical member or the lumen. The slidable coating layer is formed of a composition which does not contain solid fine particles and contains a silicone-based resin which is a product of an addition reaction between silicone having a vinyl group and silicone having a hydrogen group bonded to a silicon atom. | 01-31-2013 |
20130078144 | LIQUID COLLECTION CONTAINER AND EXTRACORPOREAL CIRCUIT - A liquid collection bag is used as a part of an extracorporeal circuit and is connected via a tube to a storage container containing a priming solution. The collection container collects the priming solution from the storage container by a pressure differential between the pressure inside the collection container and the pressure inside the storage container. The liquid collection container is a flexible bag body having a partition part dividing the inside of the bag body into a first space and a second space. In addition, a communication part communicates the first space with the second space. | 03-28-2013 |
20130079630 | IMAGING APPARATUS FOR DIAGNOSIS - An imaging apparatus for diagnosis includes a display unit for displaying a plurality of generated cross-sectional images sequentially in chronological order, first and second operation members which are arranged on an operation panel and which are for appending a bookmark to the cross-sectional image, and a control unit for appending a bookmark to a cross-sectional image during display in response to a user operation toward at least one of the first and second operation members during the display of the cross-sectional image by the display unit, wherein the first operation member is provided on the right side seen from the center portion in the right and left direction with respect to a user in a case in which the user directly-faces the operation panel, and the second operation member is provided on the left side seen from the center portion of the operation panel. | 03-28-2013 |
20130079631 | MOTOR DRIVE APPARATUS AND IMAGING APPARATUS FOR DIAGNOSIS - A motor drive apparatus including a scanner unit, a scanner moving unit, and a detection unit for detecting that the scanner unit has reached a position apart by a predetermined distance from the forward end position of the scanner unit in case of axially operating or moving the scanner unit toward the forward direction, wherein in case of operating the scanner unit axially toward the forward direction, the scanner moving unit carries out speed control based on a first speed set value until the detection by the detection unit achieves a detection, and after the detection by the detection unit, the scanner moving unit carries out the speed control based on a second speed set value smaller than the first speed set value. | 03-28-2013 |
20130091686 | GUIDE WIRE - A guide wire includes a first wire disposed on the distal side of the guide wire and a second wire disposed on the proximal side. The second wire has an elastic modulus larger than the first wire. The first wire is joined to the second wire at a welded portion by welding. A coil is disposed on the distal side of the first wire. A cover layer is formed on the outer peripheral surface of the wire member in such a manner as to cover at least the welded portion. The cover layer is made from a material capable of reducing the friction of the cover layer, for example, a fluorocarbon resin or a hydrophilic material, to thereby improve the sliding performance of the guide wire. Such a guide wire is excellent in operationality and kink resistance. | 04-18-2013 |
20130095226 | METHOD FOR PRODUCING MEDICAL DEVICE - A method for firmly fixing a hydrophilic polymer on a polyamide surface involves applying a solution containing a phenolic compound to a base material of which at least a part of the surface is a polyamide, and coating the base material with a hydrophilic polymer after applying the solution. | 04-18-2013 |
20130116622 | MEDICAL DEVICE - A medical device includes a catheter having an opening formed in a side portion of the catheter, an infusion tubing extending within the catheter along an axial direction of the catheter; an infusion needle disposed at a distal portion of the infusion tubing, a connecting part which bendably connects the infusion needle to the distal portion of the infusion tubing, and a bending unit by which the infusion needle located inside the catheter so as to face the opening is bent at the connecting part at essentially a right angle with respect to the distal portion of the infusion tubing. | 05-09-2013 |
20130116721 | Medical Device - A medical device configured to provide a space, allowing a medical instrument to move, in an area of the brain in which the medical instrument is otherwise difficult to move. The medical device includes a catheter provided with an expandable member, wherein the expandable member is expanded to provide a space in which at least a part of a second medical instrument is insertable and movable. | 05-09-2013 |
20130123740 | CLAMP AND BLOOD BAG SYSTEM - A clamp for a blood bag system includes a protrusion section which presses a tube, a locking section having a first engagement section and a second engagement section that form therebetween an engagement groove in which the protrusion section is positioned and by which engagement can be made, a first engagement release section which releases an engaged state between the first engagement section and the protrusion section; and a second engagement release section which releases an engaged state between the second engagement section and the protrusion section. | 05-16-2013 |
20130138034 | METHOD OF APPLYING A LIQUID OR POWDER IN A BODY CAVITY IN A LIVING BODY - A method of applying a liquid or powder in a body cavity of a living body involves positioning the distal portion of an applicator in the living body, wherein the applicator includes an outer tube and a nozzle having an elongated nozzle main body and a nozzle head at the distal end side of the nozzle main body. The method also includes relatively moving the outer tube and the nozzle so a curved section of the nozzle main body moves proximally relative to the outer tube and enters the outer lube to adjust the direction in which the nozzle is facing, conveying the liquid/powder through the nozzle main body and to the nozzle head, expelling the liquid or the powder from the nozzle head toward a surface in the body cavity, and discharging gas in the body cavity into the longitudinally extending gap and to outside the body cavity. | 05-30-2013 |
20130150866 | METHOD OF PERFORMING A SURGICAL PROCEDURE - A method of performing a surgical procedure on an affected region in a body cavity includes steps of introducing the distal end, and first and second bendable joints, of a rod-shaped member into the body cavity having the affected region, engaging a body portion in the body cavity, other than the affected region, with the manipulating element, manipulating the body portion other than the affected region using the manipulating element, so as to increase a spacing around the affected region in the body cavity, and bending at least one of said first and second joints so as to increase a spacing between the rod-shaped member and the affected region in the body cavity. | 06-13-2013 |
20130172921 | METHOD FOR TREATMENT OF EMPHYSEMA - The present invention provides a method for treatment of emphysema, including: (a) a step of inserting and placing first through-hole forming means in emphysematous lung area, forming a first through-hole in the emphysematous lung area by puncture, and, after contact of the first through-hole forming means with pleura, detaching the pleura from the lung area to form a detachment space; (b) a step of inserting and placing second through-hole forming means in normal lung area, and forming a second through-hole in the lung area by puncture; and (c) a step of causing the first through-hole and the second through-hole to communicate with each other through the detachment space formed in the step (a). | 07-04-2013 |
20130178828 | DEVICE FOR MEDICAL TREATMENT - A medical treatment device enables an injection needle to accurately puncture brain tissue at a prescribed position and a drug solution to be injected into brain tissue, while avoiding damage to the brain tissue as the injection needle is handled. The use of the medical treatment device involves inflating a first balloon located on the outside of a catheter, directing a distal portion of a puncture needle, which is located inside the catheter, to outside the catheter through an opening in the catheter, after which the first balloon is deflated and a second balloon is inflated, and moving the catheter towards the brain tissue located on the opening side so that the injection needle projecting from the opening punctures the brain region. | 07-11-2013 |
20130197451 | SYRINGE FOR PREFILLED SYRINGE - An object of the present invention is to provide a syringe for prefilled syringe in which the adsorption of a low-molecular medical agent or a protein for a long term is precluded. In accordance with the present invention, the above-described object is achieved by a syringe for prefilled syringe including: a plunger in which a gasket is attached to a top; and a syringe barrel in which the plunger is slidably accommodated, wherein the surface of the gasket and the inner wall of the syringe barrel are subjected to surface modification with a polymer containing zwitterion. | 08-01-2013 |
20130197454 | CATHETER - The catheter includes a hollow shaft, at least one adhering portion provided on an outer surface of the shaft, and plural protrusions arranged on the adhering portion. The protrusions are configured to increase a contact surface area to show adhesive strength due to a Van der Waals force. | 08-01-2013 |
20130197619 | INDWELLING DEVICE DELIVERY SYSTEM - An indwelling device delivery system including a hollow shaft, a dilatable balloon mounted on a circumference of a distal part of the shaft, and an indwelling device mounted on a circumference of the balloon and expanded by dilatation of the balloon. The balloon has a plurality of protrusions for adhering to the indwelling device and the protrusions are constructed so as to elicit adhesion force based on physical adhesion due to van der Waals force by means of creating more surface area. | 08-01-2013 |
20130202686 | LIPOSOME COMPOSITION AND PROCESS FOR PRODUCTION THEREOF - A liposome composition into which a drug can be introduced in a high encapsulation amount, which has sustained release properties to such an extent that an effective concentration can be maintained at a clinically satisfactory level, and which is suitable for subcutaneous administration or the like. The liposome composition includes: a first liposome which has an outer membrane composed of a multilayered lipid bilayer; and a plurality of second liposomes which are accommodated in a first liposome inner region defined by the outer membrane and each of which has an outer membrane composed of a lipid bilayer. The lipid bilayer of the second liposomes can be multilayered. The liposome composition has second liposome inner regions each defined by the outer membrane of each of the second liposomes. An ion gradient is formed at least between each of the second liposome inner regions and the outside of the first liposome. | 08-08-2013 |