203 results about "Abdominal surgery" patented technology

A method for joining and holding closed a wound in bodily tissue, fastening junctions of wounds, tying off wounds, joining a foreign element to tissue, and altering the position of tissue using a barbed suture including sharp pointed ends. Each end of the suture includes barbs on that permit movement in an opposing direction to the barbs on the other end of the suture. This two-way barbed suture is used by the method of the present invention in applications including abdominal surgeries such as a Nissen fundoplication, laparoscopic uses such as stabilizing a bowel structure and performing a closure of a cystostomy, liver to bowel anastomosis, closure of an orifice of a Zenker's Diverticulum, endoscopic uses such as closure of ulcerative lesions or and post-procedural tissue defects, bladder wound closure, valve replacement surgery, device attachment, cosmetic surgery, and blood vessel wound closure.

A system and method for abdominal surgery is disclosed. The system can have one or more end effectors that can be attached to an introducer and / or tray and inserted into the abdomen through a large puncture through the patient's umbilicus. The end effector can have a surgical tool, such as a grasper. The system can have a manipulatable control arm that can be inserted into the abdomen through a small puncture through the patient's body wall. The end effector can be attached to the control arm and simultaneously or concurrently detached from the introducer or tray. The control arm can then manipulate the end effector to perform the surgery.

The invention discloses a robotic surgery micro-device for minimally invasive surgery and relates to a surgery micro-device. The invention aims at solving the problem of the existing robotic surgery of inflexible operation. The robotic surgery micro-device for minimally invasive surgery comprises a quick change joint (1), as well as a micro-device driving mechanism (2), a guide rod (3), a wrist mechanism (4) and an end effector (5), wherein the quick change joint (1), the micro-device driving mechanism (2), the guide rod (3), the wrist mechanism (4) and the end effector (5) are connected in sequence from right to left. The robotic surgery micro-device for minimally invasive surgery disclosed by the invention is especially suitable for being applied in a robot auxiliary system and is controlled by a doctor to clamp, cut and separate nidus in the abdominal cavity of a patient and finish such surgical operations after the operation as sewing and knotting through the end effector by means of the control and drive of the micro-device driving mechanism. The robotic surgery micro-device for minimally invasive surgery disclosed by the invention is applied in abdominal surgeries.

Provided are a hemostatic clip and a hemostatic clip operation apparatus using the same that can rapidly stop bleeding from a bleeding area of a blood vessel when a middle or large diameter blood vessel partially bleeds during an abdominal operation or a surgery using an endoscope. The hemostatic clip operation apparatus includes a handle, a first gripper configured to primarily stop bleeding from a bleeding area of a blood vessel, a second gripper configured to receive the first gripper and symmetrically bend a closed-loop shaped-hemostatic clip to secondarily clip a periphery of the bleeding area stopped by the first gripper, and a gripper driver configured to connect the handle to the first and second grippers to be interlocked with operation of the handle to operate sequential stopping of bleeding and clipping of the first and second grippers.

Improvements in intra-abdominal surgery include a method for removing large chunks of organic or inorganic material from the abdomen through a natural body opening such as the urethra. The technique may be supplemented by laparoscopic procedures.

The invention is applied to the field of communication, and provides a method for navigating an abdominal surgery operation. The method comprises the steps that a first preset algorithm is utilized for automatically extracting mark points from a CT or MR image which is collected before the operation and provided with mark point information so as to obtain mark point set information in pre-operation image space; in the operation process, an image obtaining device is used for obtaining an RGB image and a depth image of an operation area of a patient; the depth image is used for converting two-dimensional mark point coordinate information into three-dimensional coordinates so as to obtain mark point set information of intra-operative physical space; point pair matching operation is carried out on an obtained mark point set of the pre-operation image space and an obtained mark point set of the intra-operative physical space; a conversion result, obtained through registration, of the image space and the physical space is applied to beginning to start the real-time navigation process. The invention further provides a system for navigating the abdominal surgery operation. The method and system for navigating the abdominal surgery operation can improve the navigation precision of the abdominal operation and the safety of the abdominal operation.

Apparatus, systems, and methods for laparoscopic abdominal surgery are disclosed. For example, a system or kit is provided for performing a procedure within a surgical space within a patient's body that includes a plurality of tool heads, and a tool head carrier including features for removably receiving one or more tool heads, the tool head carrier sized for introduction through a trocar or other port into a surgical space. The system or kit may also include a surgical tool including a tool shaft introduceable into the surgical space and including features for securing a tool head to the tool. Optionally, the tool head carrier may include a clip for securing the tool head carrier to an endoscope.

The invention provides an anti-adhesion biological membrane and a preparation method thereof. The anti-adhesion biological membrane is a dry membrane which is formed by SIS (styrene isoprene styrene block copolymer) as a support material, compound hyaluronic acid, functional proteins and anti-inflammotary medicines. The anti-adhesion biological membrane is semi-transparent from light white to faint yellow. The thickness of the anti-adhesion biological membrane is 0.01-0.5mm. Compared with the prior art, the anti-adhesion biological membrane has very good biocompatibility, good physical barrier anti-adhesion effect and the effects of resisting inflammatory, stopping bleeding and promoting fiber degradation. The effects of the anti-adhesion biological membrane are obviously superior to those of existing anti-adhesion biological membrane products. Animal experiments prove that the effective rate of the anti-adhesion biological membrane prepared by the method for preventing the adhesion after abdominal surgery reaches above 90%, the effective rate for preventing the adhesion after pelvic cavity surgery reaches above 80%, and the effective rate for preventing the adhesion after tendon surgery reaches above 70%.

The invention relates to a surgical instrument for treating the disease of belly, especially providing a laparoscope-stitching instrument, which can flexibly stitches in the belly surgery. The invention comprises: a stitching needle (1), a needle stand (2), a main rod (3), a handle (4), a locking nut (5), a rotary rod (6), and suture (7). Wherein, the needle stand (2) is the rotary needle stand on which the stitching needle is mounted; the ends of the rotary needle stand and the rotary rod (6) are in the movable connection of helical bevel tooth; and the rotary rod (6) is mounted in the inner cavity of main rod (3). Compared to present technology, the invention utilizes the structure that the stitching needle is mounted on the rotary needle stand, so the stitching needle can turn around in the range of 270 degrees for supplying the stitching needle to pass in and out the abdominal cavity flexibly, and stitch, knot in full directions of the human body when in the laparoscope surgery. In addition, the suture needed as common ones takes two times to pass in the front and back ends of stitching needle, so it can replace the ferrule technique in present laparoscope and reduce the cost of material.

The present invention is directed to a method for providing an access point for laparoscopic intra-abdominal surgery disconnected from the area of the ultimate intra-abdominal procedure. This method allows for the necessary skin incision(s) for insertion of the laparoscopic equipment to occur in a favorable area, transverse below one or more tissue layers to a secondary insertion point in a favorable area, and for the further insertion of the laparoscopic equipment. Favorable area selection affords the surgeon the ability, for example, to select a region of the patient that may result in a less obvious scar of the cutaneous layer of the abdominal wall for the first incision and optimal location in regards to mechanical stability of the muscular layer of the abdominal wall for the second incision. The invention further includes devices for performing such described method.

The invention relates to a robot operation platform for natural orifice transluminal endoscopic surgery. The operation platform comprises a conveying pipeline, spokes, robot arms and a base, wherein the conveying pipeline is connected with the interior of the base, the spokes comprise an upper spoke and a lower spoke, the upper spoke is connected with the conveying pipeline by a joint of the upper spoke and the conveying pipeline, and is connected with the corresponding robot arm by a robot shoulder joint, the lower spoke is connected with a lower spoke slide passage through a joint of the conveying pipeline, each robot arm consists of a robot arm body, a robot hand, the corresponding robot shoulder joint, a robot wrist joint and a robot horizontal joint, each robot arm is connected with the upper spoke by the corresponding robot shoulder joint, each robot arm is connected with the corresponding robot hand by the corresponding wrist joint, and the middle part of each robot arm is provided with the corresponding robot horizontal joint. The operation platform has the advantages that the problems of instability of operation platform, slit triangle of operation and fewer and simple operation apparatuses of the existing natural orifice transluminal endoscopic robot are solved, and the operation platform is suitable for complicated abdominal surgery.

The invention discloses a signal processing method for a borborygmus signal monitoring system. According to the method, after borborygmus data are quantized into digital signals with sampling rate of Fs by a microphone, the digital signals are treated based on the self-adaptive filtering algorithm and sectioned according to window length, the signal frequency spectrum of each signal section is solved by means of the fast Fourier transform algorithm, the signal frequency spectra are firstly applied to intensity detection, then subjected to correlation-based detection and analysis with a median frequency spectrum model within the frequency band to be tested, and finally sent to a comparator to be compared with a reference value, only the signals with correlation coefficients high enough can be shown in a data window as borborygmus signals and presented by the output result 1, and 0 is output otherwise. On this basis, RIM, IMF and AMT are also provided to be used for evaluating the intestinal tract activity condition of a testee. The method is used for the wearable human body borborygmus signal monitoring system and can be implanted in equipment hardware or a monitoring server in hospital, and the position of a borborygmus of the testee can be marked according to borborygmus signals input into the system, so that technical support is provided for a doctor to offer reasonable postoperative rehabilitation nursing to abdominal surgery patients.

Adhesions and scar formation following a surgical procedure are controlled by providing a human recombinant phage antibody, and introducing the antibody onto or into an area of the body following the procedure to inhibit adhesions, or scar formation. According to one embodiment, the antibody is used to prevent the formation of scar tissue following spinal surgery. This may be carried out by placing the antibody over the dura lining the spinal nerves and spinal cord. Alternatively, the antibody may be used to inhibit adhesions following abdominal surgery, or placed around the great vessels following an anterior approach to the spine or other regions. Importantly, the antibody may be used to inhibit adhesion formation adjacent to areas where growth factors are used to stimulate healing. The invention may further include the step of protecting the growth factors and / or the area of the body where stimulated healing is desired from the antibodies to the growth factors. As a further option, other medications or therapeutic substances may be added to the antibody(ies) to enhance healing or effectiveness.

Devices, systems and methods for abdominal surgery is disclosed. The system can have a scope coupled to an introducer. The system can have one or more end effectors that can be attached to the introducer and inserted into the abdomen through a small puncture through the patient's umbilicus. The end effector can have a surgical tool, such as a grasper. The system can have a manipulatable control arm that can be inserted into the abdomen through a small puncture through the patient's body wall. The end effector can be attached to the control arm and simultaneously or concurrently detached from the introducer or tray. The control arm can then manipulate the end effector to perform the surgery.

The invention relates to the field of minimally invasive abdominal surgery, in particular to an abdominal cavity material obtaining device. The abdominal cavity material obtaining device comprises a cannula, a material obtaining assembly located inside the cannula and a sealing fixing assembly located at the rear end of the cannula. The material obtaining assembly comprises a material obtaining bag, a bracket and a pushing operation rod, wherein a bag opening of the material obtaining bag is provided with a reefing line, the bracket is located inside the material obtaining bag and used for opening the material obtaining bag, the pushing operation rod is used for pushing out the material obtaining bag from the cannula and detachably connected with the bracket, and the rear end of the pushing operation rod penetrates out of the outer end of the cannula. An auxiliary operation hole is formed in the material obtaining bag. The reefing line penetrates out from the rear end of the cannula along an inner cavity of the cannula. The sealing fixing assembly comprises a sealing membrane valve with a sealing layer composed of two sealing membrane flaps. The abdominal cavity material obtaining device is simple and stable in structure, processing is convenient, the surgery operation is convenient, both material containing and smashing are performed inside an abdominal cavity, the observation field is wide through an endoscope, no dead angle exists, and tissue is removed thoroughly. The surgery time is short, and smashing can be performed only by one person.

The invention provides a degradable gasket with anti-bacterial anti-adhesion performance. The degradable gasket is prepared via weaving or knitting of a plurality of bundles of magnesium-based metal wire, or via punching of magnesium-based metal sheets. The magnesium-based metal wire can be made of pure magnesium or a magnesium-based alloy of different elements based on disease characteristics and treatment requirements. The degradable gasket possesses excellent biocompatibility; in vivo degradation and absorption can be realized; degradation speed can be controlled; the degradable gasket is capable of preventing postoperative adhesion and infection, and promoting wound healing, can be used for preventing epidural adhesion after orthopedic surgery laminectomy, adhesion after tendon rupture repairing operation, adhesion after knee surgery, dura adhesion after transcranial surgery, eye socket soft tissue adhesion, intestinal adhesion after abdominal surgery, and intrauterine adhesion, is capable of reducing infection risk of the above surgeries, and possesses significant clinical application value.

Provided is a post-operative pillow garment for therapeutic use by patients recovering from chest or abdominal surgery, particularly heart surgery, and having two detachable members wherein the members include a front member and rear member. The front member and rear member can be attached to one another via adjustable shoulder and torso straps forming a vest-like garment, covering the front and back midsection region of the patient and extending from the cervical area to the navel. The front member includes a soft stuffing or padded material intended to act as a pillow for compression when coughing, sneezing and the like, wherein the rear member may be padded for comfort. The post-operative pillow garment can be worn while sleeping and is reusable. There can be a fastener disposed on the exterior surface of the front member and both the shoulder and torso straps for adjustability thereto.

A use of an umbilical splint for shaping an umbilicus after an abdominal operation is described. The umbilical splint may comprise an insertion portion extending in a longitudinal direction and terminating at an insertion end for insertion into the umbilicus. Furthermore, the insertion portion may comprise a bulbous section near the insertion end. The bulbous section may be operable to apply pressure to a tissue of the umbilicus after the abdominal operation. The insertion portion may have different cross-sectional shapes including circular and oval. Finally, the insertion portion may be configured to engage the umbilicus such that the umbilical splint is retained within the umbilicus.

Provided is a spacer for ionizing radiation therapy, which can be easily disposed in a living body, does not require abdominal surgery for removing the disposed spacer after radiation therapy, and can effectively separate a tissue to be treated from other tissues. The spacer for ionizing radiation therapy includes a fiber assembly obtained by three-dimensionally entangling a fibrous material formed of a biocompatible synthetic polymeric material. Specifically, the spacer has a thickness of 1 mm to 100 mm.

Disclosed is an antimicrobial solution comprising, consisting essentially of or consisting of (a) hypochlorous acid, (b) a divalent cation, (c) phosphate anion, and (d) water, as well as a process for its production. Also disclosed is a method of treating or preventing infection associated with abdominal surgery on a mammal, comprising use of the antimicrobial solution.

The invention provides an abdominal surgery puncture outfit capable of preventing lenses from being polluted. The abdominal surgery puncture outfit comprises a puncture cone, a sealing cap and a puncture sleeve, wherein the puncture cone penetrates through the sealing cap and the puncture sleeve, and the sealing cap is connected with the puncture sleeve. The abdominal surgery puncture outfit is characterized in that a silica gel pad for stopping surgery raffinate and a water absorbing layer for absorbing the surgery raffinate are arranged at the rear end in the puncture sleeve, the silica gel pad and the water absorbing layer are fixed by fixing parts, through holes for the puncture cone to penetrate through are formed in the middles of the silica gel pad and the water absorbing layer, and the periphery of the water absorbing layer is tightly attached to an inner wall of the puncture sleeve. According to the abdominal surgery puncture outfit, a surgery raffinate absorbing function is added, the surgery raffinate is prevented from being taken out of a body, the purposes of cleaning instruments and preventing blood return are achieved, endoscopes or other instruments are prevented from being polluted when penetrating through a channel again, and surgery view is prevented from being affected.

A double-barrel type gasless abdominal single-aperture operating platform used for a laparoscopic surgery consists of a single-aperture channel, a suspension umbrella, a mechanical arm and a fixing pole, wherein the single-aperture channel is connected with the suspension umbrella by joints; the suspension umbrella is suspended on the mechanical arm; and the mechanical arm is arranged on the fixing pole. The single-aperture channel consists of a main pipe and a lengthened pipe, a perforated disk through which surgical equipment can pass is arranged in the middle of the interior of the main pipe of the single-aperture channel, the suspension umbrella consists of a spoke, a push-pull pipe, a needle core and a chain, and the spoke is folded towards the center through the near-end joint, the far-end joint and the middle joint to form the umbrella shape when the push-pull pipe slides downwards. According to the invention, the laparoscopic single-aperture technology and the gasless technology are combined organically, thereby overcoming the defects in the existing surgery adopting the gasless technology that the space is small and the exposure of the surgery field is poor, and simplifying the operation of the laparoscopic single-aperture gasless abdominal surgery, so that the double-barrel type gasless abdominal single-aperture operating platform can be promoted and applied easily.

The invention relates to a disposable puncture outfit which is a laparoscope supporting surgical instrument suitable for establishing a working channel for an abdominal surgery during laparoscopy and surgery. The disposable puncture outfit comprises a puncture sleeve, a valve body, a gas injection valve, a gas injection switch, a one-way sealing valve, a sealing flat gasket, a self-adjusting sealing cap, a locking fixing cover, a guide sealing cap, a semispherical sealing ring, a locking fixing ring, a positioning guide cover and a puncture cone component, wherein a diagonal plane with taper is arranged on the front part of the puncture sleeve; the outer surface of the puncture sleeve is full of granular bulges; and the puncture cone component comprises a puncture knife, a puncture knife handle, a puncture cone head, a puncture cone lower sleeve, a puncture cone upper sleeve, a puncture cone handle, a trigger safety button and a puncture cone handle cover cap.