2145results about How to "Easy to insert" patented technology

There is disclosed medical apparatus of the type for use in surgery such as transanal endoscopic microsurgery, as well as methods of providing access to, inspecting and enabling surgery within a body passage. In one embodiment of the invention, medical apparatus in the form of a rectal expander (10) is disclosed, the expander (10) being adapted for location at least partly within a body passage such as the rectum (12) of a patient (14), the expander (10) having a leading end (18) and an access area in the form of an opening (20) for access from the expander (10) into the rectum (12), at least part of the opening (20) being spaced from the leading end (18), and the expander (10) being controllably movable between collapse and expansion positions, for expanding the rectum (12).

Sinusitis and other disorders of the ear, nose and throat are diagnosed and/or treated using minimally invasive approaches with flexible or rigid instruments. Various methods and devices are used for remodeling or changing the shape, size or configuration of a sinus ostium or duct or other anatomical structure in the ear, nose or throat; implanting a device, cells or tissues; removing matter from the ear, nose or throat; delivering diagnostic or therapeutic substances or performing other diagnostic or therapeutic procedures. Introducing devices (e.g., guide catheters, tubes, guidewires, elongate probes, other elongate members) may be used to facilitate insertion of working devices (e.g. catheters e.g. balloon catheters, guidewires, tissue cutting or remodeling devices, devices for implanting elements like stents, electrosurgical devices, energy emitting devices, devices for delivering diagnostic or therapeutic agents, substance delivery implants, scopes etc.) into the paranasal sinuses or other structures in the ear, nose or throat.

The “first apparatus” disclosed is an ergonomic, removably-attachable biometric user authentication module, attachable onto a wristwatch band (or other surface) directly proximate to a user. This first apparatus includes (1) an attaching subsystem (e.g., bendable tabs, Velcro™ straps, etc.); and (2) a biometric authentication subsystem module. The first apparatus attaches onto any convenient “target” surface, but wristwatch bands are ideal for many users. The invention method, is a secure wireless protocol for communicating “successful biometric authentication” messages from the first apparatus, to a verification transceiver/reader (a “second apparatus”) which grants or denies user(s) access to transaction(s) and/or controlled resource(s), facilities, etc. The transceiver/reader is an “access governance” device that ensures only authorized users can access controlled (e.g., financial, physical, logical, etc.) resources. The system of the invention combines these first and second apparatuses and this method, plus includes embedded software for granting user access to controlled resources.

An expandable intervertebral device including a body extending generally along a longitudinal axis and including at least two branch portions coupled together adjacent an end portion of the body. The device further includes an expansion member positioned between the at least two branch portions with at least a portion of the expansion member arranged at an angular orientation relative to the longitudinal axis whereby a change in the angular orientation relative to the longitudinal axis urges the at least two branch portions apart to expand the body.

An insertion assisting tool for an endoscope into which an insertion section of the endoscope is inserted from a base end portion side, comprising: a fluid sealing device which seals a space between a base end part of the insertion assisting tool and the endoscope insertion section, the space being formed while the insertion section of the endoscope is inserted into the base end portion side.

The present invention is directed to a device for securing a spinal rod to a fixation device such as a pedicle screw or a lamina hook. The device disclosed herein includes a head portion configured to receive a spinal rod, a locking cap configured to engage the head portion and the spinal rod upon rotation of the locking cap relative to the head portion to secure the position of the head portion and the locking cap relative to the spinal rod, and a fastener portion extending from the head portion and configured to engage the spine. The fastener portion of the device can be in the form of a screw, hook or clamp, or any other configuration known in the art.

The invention discloses a disposable automatic safety circular anastomat, which relates to a circular anastomat provided with an automatic safety device. The invention belongs to a surgical operation instrument, and is particularly suitable for end-to-end, end-to-side and side-to-side cutting, sealing and stump cut anastomosis in alimentary tract operation of the esophagus, the stomach, the intestinal tract and the like. The disposable automatic safety circular anastomat comprises a nail butting seat component, a nail compartment component, an aluminum bended pipe, a bended push rod component, a movable handle component, a regulation screw nut component, an automatic safety device and a fixed handle component, wherein the bended push rod component comprises a bended push rod, a guide shaft, a connecting sheet, a lead screw, a regulation block, a regulation screw and a press sheet, the bended push rod component is sheathed and arranged in the aluminum bended pipe, the nail compartment component comprises a nail compartment sleeve, a nail compartment, a nail pushing sheet and an annular cutter, the nail butting seat assembly comprises a nail butting seat, a jump ring pipe, a jump ring and a nail butting seat cover, and the automatic safety device comprises a safety positioning plate, a safety positioning plate reset spring, a safety positioning plate reset spring pin, an indication block, an indication block transmission plate, an indication block transmission reset spring and an indication block transmission plate positioning pin.

Described is a delivery system for minimally invasive delivery of a self-expandable stent to a body lumen, and particularly delivery of a prosthetic valve to the right ventricular outflow tract. Also described is a method of loading a stent onto such a delivery system, and a method of delivering a self-expandable stent to a desired anatomic site.

A method and device for inserting an implant of synthetic material or healthy bone or cartilage into a bone or cartilage defect of unknown depth. The device includes an inner shaft within a hollow outer shaft. One end of the inner shaft of the device is suitable for inserting into the bone or cartilage defect in order to determine the depth, while the other end of the outer shaft is suitable for holding an implant. The implant is cut to fit the defect. The device is partially transparent or translucent to allow visualizing of the implant and defect. The delivery device can be bent or curved to allow the device to be introduced to a defect at different angles and positions. The methods and devices are suitable for delivery of implants to defects having complex shapes.

A protection shell for portable audio device comprises a carry and a cover. The topside of the carry is open, and the bottom has a slot for passing wires of the visual/audio device. The carry is pivotally moveably connected with the bottom of the cover. When the cover and the carry closing, they can be locked by their locking elements, and the cover and the carry can form a protecting shell for a portable audio device. The protection shell is no need to open while using the visual/audio devices or transferring data with others. Thereby, the protection shell is suitable for protecting portable visual/audio device.

Methods and apparatus are provided for repairing or replacing a defective cardiac valve including an anchor having a double helix configured to engage the cardiac valve leaflets of a diseased or defective cardiac valve, and a replacement valve body disposed in an expandable stent configured to be disposed within the anchor so that the anchor limits expansion of the expandable stent. The expandable stent of the replacement valve body may be self-expanding or mechanically expanded, e.g., using a balloon catheter or catheter-based mandrel and the valve body may be formed of animal tissue or a synthetic fabric.

An endoscopic stapler comprises a first jaw and a second jaw. The first jaw includes structure for retaining a plurality of staples. The first jaw and second jaw are mounted to permit pivotal movement of the first and second jaws relative to one another. The endoscopic stapler also comprises at least one clamp member for clamping tissue and pulling the tissue into a position between the first jaw and the second jaw to facilitate inserting at least one staple of the plurality of staples into the tissue. A first handle is operably coupled with the first jaw such that movement of the first handle effects delivery of the at least one staple of the plurality of staples to the tissue. A second handle is operably coupled with the second jaw and the at least one clamp member such that movement of the second handle effects movement of the second jaw and movement of the at least one clamp member.

This invention is directed to an instrument that passes a suture through the annulus fibrosus or other soft tissue and that can be used in a minimally invasive manner.

An implant and sleeve combination for at least partial insertion into a bone and/or cartilage. The implant includes a lower portion and the sleeve includes a cavity designed to at least partially receive the lower portion of the implant.

A wooden post protective sleeve including a collar having an open upper end, a closed lower end, and a surrounding side wall. The open upper end is dimensioned for receiving the lower end of the wooden post therein. The surrounding side wall has a plurality of apertures therethrough downwardly of the open upper end. The apertures are dimensioned for receiving wood screws therethrough for engaging the lower end of the wooden post. The closed lower end has a plurality of drainage apertures therethrough. The drainage apertures include a central aperture and four peripheral apertures. The collar is fabricated of plastic.

A one-piece hemostasis valve located within a longitudinally extended housing, with the valve comprising an extended sealing neck having a passageway therethrough, communicating with a sealing chamber having opposing sealing exit lips and preferably support shoulders on the outside of the valve adjacent to the sealing neck to provide support for the valve. The passageway of the extended sealing neck contains narrowed and broadened portions to prevent blood loss when receiving a guidewire and catheter inserted through the passageway of the sealing neck.

The present invention relates to an expandable prosthetic implant device for engagement between vertebrae generally comprising an inner member, outer member, gear member and a locking assembly positioned coaxial with respect to each other such that the inner and outer members are moveable relative to each other along an axis. The gear member is axially fixed to the outer member and freely rotatable with respect to the outer member and the gear member threadedly engages a threaded portion of the inner member to translate inner member along the axis. The implant is configured to engage the vertebrae in a predetermined alignment and the gear member includes gear teeth exposed to the exterior and configured to be accessible by a tool member at a plurality of angular positions around the perimeter of the implant device.

A surgical access apparatus includes an access member defining a longitudinal axis and having a longitudinal passageway for reception and passage of a surgical object and an access housing mountable to the access member. The access housing includes a diaphragm mounted thereto. The diaphragm is adapted for rotational movement about the longitudinal axis relative to the access housing. The diaphragm defines at least one internal pocket and has a seal assembly disposed within the internal pocket. The seal assembly has an interface seal member adapted for establishing a fluid tight seal about the surgical object. The seal assembly is adapted for selective movement within the pocket about multiple axes in response to manipulation of the surgical object.

An IV catheter introducer having a retractable needle holder and a tubular plunger that are held by a detent structure in a preferred positional relationship prior to and during insertion of the catheter. Following insertion, the plunger is pushed past the detent structure, permitting a compressed spring to force the needle holder upwardly into the plunger. A vented end cap in the plunger permits rapid venting of air displaced during retraction of the needle holder. The needle holder includes a flash chamber that is easily viewable through a clear plastic housing. Wings are provided on the housing to facililate one-handed operation of the device. A method for assembling the subject catheter introducer is also disclosed.

There are disclosed various embodiments of surgical tacks for use in surgical procedures. The tacks generally include a head and a barrel portion extending distally from the head. Preferably the head and the barrel portion define a throughbore for receipt of a drive instrument. A thread on the head is provided to engage threads in the installation tool. A tissue thread is provided on the barrel, portion to engage tissue. Distal and proximal surfaces of the tissue thread may be oriented at various angles relative to the barrel portion. There is also disclosed an insertion instrument to insert one or more tacks as well as a method of use. There is further disclosed a model device for use in explaining the operation of the instrument.

A spinal implant including porous and solid portions is disclosed. The implant includes porous portions on upper and lower surfaces and in an interior thereof. Methods of manufacturing and implanting such implants are also disclosed.

Radio frequency identification (RFID)-equipped communication components are disclosed. The communication components can include fiber optic components, such as fiber optic connectors and fiber optic adapters as examples. An RFID-equipped circuit is provided in the communication components to communicate information. In order that the electrical circuit be provided in the communication component without altering the communication component connection type, the circuit may be disposed in at least one recessed area of the communication component housing. In this manner, the communication component maintains its connection type such that it is compatible with a complementary communication component connection type for backwards compatibility while also being RFID-equipped. The circuit may also be provided in a substrate containing one or more electrical contacts coupled to the circuit such that a wired coupling is established with one or more electrical contacts provided in another communication component when connected.

A pulmonary secretion clearing ventilation catheter and related airway management system is disclosed. The ventilation catheter has a double lumen portion which each lumen of the double lumen portion operably secured to an airway management system so that inspiratory fluid (air/oxygen mixtures, with or without added water vapor) is delivered to the distal end of the ventilation catheter through one of the two lumens and expired inspiratory fluid, pulmonary secretions, and pulmonary fluids are removed from the patent through the other lumen. The expiratory fluid pathway preferably includes a secretion collection system for removing the pulmonary secretions and the like from the pathway, thereby improving operation and safety of the system. An improved inflatable cuff is also disclosed that permits a slight air leakage in the pneumatic seal between the patient's lungs and the environment, thereby facilitating removal of pulmonary secretions from the patient's lungs.

The present invention relates to an apparatus and a method for recognizing a subcutaneous vein pattern. More particularly, the present invention is directed to an apparatus for recognizing a subcutaneous vein pattern comprising: a light illuminator having an NIR (near infrared light) emitting device; an image acquisitor having a lens and an image sensor which converts light reflected from subcutaneous vein into an image signal; a microprocessor which adjusts an illuminating intensity of the light illuminator and a light receiving sensitivity of the image acquisitor according to an illuminance estimated from the image signal; and a displayer which display image signals received from the microprocessor.

The invention features methods of making devices, or “platens”, having a high-density array of through-holes, as well as methods of cleaning and refurbishing the surfaces of the platens. The invention further features methods of making high-density arrays of chemical, biochemical, and biological compounds, having many advantages over conventional, lower-density arrays. The invention includes methods by which many physical, chemical or biological transformations can be implemented in serial or in parallel within each addressable through-hole of the devices. Additionally, the invention includes methods of analyzing the contents of the array, including assaying of physical properties of the samples.

A tablet case with a cover, the tablet case comprising a housing having three upstanding walls, at least one of the three upstanding walls having a flange, the housing being adapted to receive and retain a tablet. The tablet case further comprises a cover having a substantially rectangular foldable planar member and an elongated member which extends from the cover into an indentation on the inside of the housing. A section of the elongated member is secured to the indentation to form a substantially planar surface arranged to abut the rear wall of a tablet. First and second magnetic means are provided on the housing and cover respectively to allow the cover to be folded into a stand and secured to the housing or to allow the cover to simply shield a tablet screen.

A surgical construct having a flexible strand with a middle region and at least two opposing tail regions that are spliced to form a single tail. The middle region has a first diameter and the opposing tail regions have a second diameter, which is smaller than the first diameter. The tail regions may have similar or different diameters. Because of the thin spliced tail regions, the suturing construct of the present invention can be easily inserted into suture/tape passing and retrieving instruments and passed through soft tissue (such as a rotator cuff). Once the suturing construct has been passed through tissue, the splice may be cut to allow the suture/tape to have again individual tails.

A power supply interface device of power supply equipment with the left and right limiting function comprises a socket device (9) and a plug device (8). The plug device (8) is inserted into a cavity of the socket device (9), and the tail end of the plug device (8) is provided with a joint recess (82) which is joint with a joint projection (92) in the cavity to realize electrical connection. The socket device (9) is provided with an end wall (91), a transverse sidewall (99) and a seat (98) opposite to the end wall (91) to form the cavity; the plug device (8) is provided with a positioning projection (81) which is joint with the outer side of the end wall (91), the cavity is internally provided with a guiding sleeve (7) which is fixedly connected with the inner side of the end wall (91) and the seat (98), and the guiding sleeve (7) is provided with two guiding slits which extend in the transverse direction and opposite to each other in the diameter direction.

A user-customizable case is provided for at least partially covering a portable electronic device. The case may include first and second panels and a retainer for holding an insert bearing an indicia. The panels may be elastically connected to facilitate receiving many different sizes and shapes of portable electronic devices. The retainer may removably attach to the case to facilitate exchanging the inserts for customizing the device, insignia, or the like. The case may be included in a kit, along with at least one insert and a retainer. Related methods are also disclosed.

The invention provides a preparation method of a graphene-silver nano particle composite material. A specific preparation process comprises the following steps of: preparing solution of silver ammonia at certain concentration from the solution of silver nitrate and aqueous solution of dilute ammonia, adding the prepared solution of silver-ammonia into the solution of graphene oxide which is subjected to ultrasonic processing, preheating the solution at a certain temperature for a certain time; adding an appropriate amount of glucose into the mixed solution of graphene oxide and silver ammonia, and reacting the mixed solution at the set temperature for a certain time with stirring; performing suction-filtration on a reaction product by using deionized water for many times, and then drying the product to obtain the graphene-silver nano particle composite material. The method is simple, convenient, easy, environment-friendly and efficient; and silver nano particles in the prepared composite material are distributed narrowly, have a uniform particle size (about 25 nm), can be better inserted into graphene slices and can effectively prevent aggregation of the graphene.