101 results about "Laparoscopy procedure" patented technology

A surgical device is described herein that can be used to fire different types and sizes of disposable loading units. In a preferred embodiment, the device applies parallel rows of surgical fasteners to body tissue and concomitantly forms an incision between the rows of staples during an endoscopic or laparoscopic surgical procedure. The device can be utilized with disposable loading units configured to apply linear rows of staples measuring from about 15 mm in length to about 60 mm in length and can be used to fire disposable loading units containing surgical clips and individual staples.

A surgical tool system including a laparoscopic surgical tool for heating, ablating, sealing, and / or dissecting tissue, a control system for monitoring impedance of the tissue during treatment thereof, and a tactile feedback system integrated onto a handle of the tool that generates relevant feedback from the control system in at least the form of haptic effects to the user. The tactile feedback alerts the tool user of changes in tissue properties, i.e., when the impedance of the tissue indicates that the treatment procedure is complete. In addition, the tactile feedback provided may supply information relating to the operating status of the control system to the user.

Laparoscopic instruments and trocars are provided for performing laparoscopic procedures entirely through the umbilicus. A generally C-shaped trocar provides increased work space between the hands of the surgeon as well as S-shaped laparoscopic instruments placed through the trocar when laparoscopic instrument-trocar units are placed through the umbilicus. In order to facilitate retraction of intra-abdominal structures during a laparoscopic procedure, an angulated needle and thread with either one-or two sharp ends is provided. Alternatively, an inflatable unit having at least one generally C-shaped trocar incorporated within the unit's walls can be placed through the umbilicus following a single incision. Generally S-shaped laparoscopic instruments may be placed through the generally C-shaped trocars to facilitate access to intra-abdominal structures.

Laparoscopic instruments and trocars are provided for performing laparoscopic procedures entirely through the umbilicus. A generally C-shaped trocar provides increased work space between the hands of the surgeon as well as S-shaped laparoscopic instruments placed through the trocar when laparoscopic instrument—trocar units are placed through the umbilicus. In order to facilitate retraction of intra-abdominal structures during a laparoscopic procedure, an angulated needle and thread with either one-or two sharp ends is provided. Alternatively, an inflatable unit having at least one generally C-shaped trocar incorporated within the unit's walls can be placed through the umbilicus following a single incision. Generally S-shaped laparoscopic instruments may be placed through the generally C-shaped trocars to facilitate access to intra-abdominal structures.

Electrosurgical methods and apparatus for treating tissue at a target site of a patient. An electrosurgical instrument includes a shaft, having a shaft distal end and a shaft proximal end, and an electrode assembly disposed at the shaft distal end. The electrode assembly includes at least one active electrode disposed on an electrode support. The instrument is adapted for coupling to a high frequency power supply or electrosurgical generator. Each active electrode is adapted for removing tissue from a target site and / or for localized coagulation of the target tissue. In one embodiment, the instrument is adapted for laparoscopic procedures.

A surgical device is described herein that can be used to fire different types and sizes of disposable loading units. In a preferred embodiment, the device applies parallel rows of surgical fasteners to body tissue and concomitantly forms an incision between the rows of staples during an endoscopic or laparoscopic surgical procedure. The device can be utilized with disposable loading units configured to apply linear rows of staples measuring from about 15 mm in length to about 60 mm in length and can be used to fire disposable loading units containing surgical clips and individual staples.

A surgical training system includes a tracking system for tracking the position of one or more instruments during a training procedure and objectively evaluating trainee performance based upon one or more metrics using the instrument position information. Instrument position information for the training procedure can be compared against instrument position information for an expert group to generate standardized scores. Various training object can provide realistic haptic feedback during the training procedures.

An implantable prosthesis for repairing an anatomical defect, such as a tissue or muscle wall hernia, including an umbilical hernia, and for preventing the occurrence of a hernia at a small opening or weakness in a tissue or muscle wall, such as at a puncture tract opening remaining after completion of a laparoscopic procedure. The prosthesis includes a patch and / or plug having a body portion that is larger than a portion of the opening or weakness so that placement of the body portion against the defect will cover or extend across that portion of the opening or weakness. At least one tether, such as a strap, extends from the patch or plug and may be manipulated by a surgeon to position the patch or plug relative to the repair site and / or to secure the patch or plug relative to the opening or weakness in the tissue or muscle wall. The tether may be configured to extend through the defect and outside a patient's body to allow a surgeon to position and / or manipulate the patch from a location outside the body. An indicator may be provided on the tether as an aid for a surgeon in determining when the patch or plug has been inserted a sufficient distance within the patient. A support member may be arranged in or on the patch or plug to help deploy the patch or plug at the surgical site and / or help inhibit collapse or buckling of the patch or plug. The patch or plug may be configured with a pocket or cavity to facilitate the deployment and / or positioning of the patch or plug over the opening or weakness.

A surgical simulation system is provided. The system includes at least one simulated body organ placed upon the base of an organ tray and at least one covering layer placed over the simulated body organ. At least one of the simulated body organ and covering layer includes electro-conductive gel that is operably severable under application of electrical current to simulate electrosurgery in a training environment. The training environment comprises a top cover connected to and spaced apart from a base to define an internal cavity that is partially obstructed from direct observation by a practitioner. The tray, simulated body organs and covering layer are placed inside the internal cavity for the practice of laparoscopic surgical procedures.

An artificial spinal disc implant system for intervertebral disc replacement (0810) is disclosed which is formed from an upper (0801) and lower (0802) bracket which mate to upper and lower spinal vertebrae via upper (0831) and lower (0832) vertebral contact surfaces on the upper (0801) and lower (0802) brackets. The upper (0801) and lower (0802) brackets are joined together via springs (0811) connected to the upper bracket (0801) which rest in spring guide tracks (0812) on the lower bracket. The springs (0811) are connected to the upper bracket (0801) via the use of spring fasteners (0821, 0822). The upper (0801) and lower (0802) brackets may be installed in sections (0851, 0861, 0871, 0852, 0862, 0872) using laparoscopic surgical techniques and are attached to upper / lower spinal vertebrae respectively via adhesive means applied using injection holes / ports (0841, 0842) in the upper (0801) and lower (0802) brackets respectively.

Methods and systems for accessing an operating cavity when performing endoscopic surgery comprising. The systems and methods include at least one obturator-free cannula unit and a trocar assembly. The trocar assembly includes a single dedicated functional obturator independent of the cannula unit and an endoscopic cannula. The invention also provides a system and methods for providing continuous flow of carbon dioxide during a laparoscopic procedure.

Provided is an instrument for surgery and, more specifically, to an instrument for surgery which can be manually operated in order to be used for laparoscopic surgery or various types of surgery.

A surgical marker and cap are useable to mark tissue in laparoscopic procedures. The surgical marker connects to a rod and can be pushed through a cannula to target tissue that is to be marked. The marker can include a decreased length by moving the location of the ink reservoir from the location in a typical marker to a location in the cap. The marker includes a connector to allow it to be easily connected to a rod that contains a peg. The marker is usable in laparoscopic procedures such as the connection of the leads of a diaphragm pacemaker.

The invention discloses a puncture sheath with a suturing function. The puncture sheath is characterized by comprising a sheath body and a peritoneal stapler which is inserted into the sheath body. A rod-shaped stapler body of the peritoneal stapler is inserted into a laparoscopic surgical wound through the puncture sheath; a suturing needle on the stapler body or a head flap passes through the peritoneum; a suturing thread head is left on the head flap or the stapler body; the thread head is pulled out when the stapler body is pulled out; the wound suturing is achieved. The stretched head flap is capable of positioning the abdominal wall organism tissues and avoiding the suture missing, and avoiding damaging other organs and tissues due to the suturing. The puncture sheath has the advantages of being simple to operate, good in suturing effect, effectively preventing the secondary injury when the wound is sutured, and reducing the incidence of incisional hernia.

A method of performing a laparoscopic hysterectomy treatment or other laparoscopic treatment on a patient, utilizes a transvaginal surgical device that includes a tube having a diameter greater than the patient's cervix, and an annular edge which lies substantially in a plane non-normal to its tubular axis, and a sealing structure capable of sealing the tube during surgery to maintain the pneumoperitoneum. The method includes introducing the device into the patient's vagina so that the annular edge defines a cervico-vaginal junction, and separating the cervix from the vagina at the defined cervico-vaginal junction.

The invention discloses a minimally invasive TNOTES surgical approach kit for gynecology department. The kit is formed by combining a vaginal dilation sealed passage, a sealed operating platform, an anti-leakage protective pad and a conveyor. With the application of the minimally invasive TNOTES surgical approach kit, difficulties on a laparoscopic TNOTES surgical approach sealed operation can be comprehensively solved; and the minimally invasive TNOTES surgical approach kit is convenient to implant and reliable in sealing, and operating apparatuses are flexible.

The invention provides a laparoscopic surgical instrument and a laparoscopic surgery device. The laparoscopic surgical instrument comprises a blood vessel blocking structure and a blood vessel puncture structure, the laparoscopic surgical instrument is clamped to a blood vessel through the blood vessel blocking structure so that the blood vessel near the clamped portion can deform, a puncture assembly is made to move so that the puncture assembly can puncture the blood vessel in the long-axis direction of one section of the deformed blood vessel, and therefore the blood vessel puncture successrate is increased. In addition, the laparoscopic surgery device can combine the laparoscopic surgical instrument with a cooling module and is used for performing cold perfusion operation on the punctured blood vessel in the laparoscopic surgery, and the laparoscopic surgical instrument has the effects of being high in cooling efficiency and uniform in cooling effect.

Provided is an instrument for surgery and, more specifically, to an instrument for surgery which can be manually operated in order to be used for laparoscopic surgery or various types of surgery.

Provided is an instrument for surgery and, more specifically, to an instrument for surgery which can be manually operated in order to be used for laparoscopic surgery or various types of surgery.

A system and method is disclosed for controlling the performance of a pneumatically sealed trocar, wherein the system includes a controller for delivering variable DC voltage to a DC motor, a DC motor operatively connected to the controller for driving a pump operatively connected to a pneumatically sealed trocar, a pump driven by the DC motor for circulating pressurized gas through the pneumatically sealed trocar, and a sensor for sensing pressure and flow parameters between the pump and the pneumatically sealed trocar to provide a feedback control signal to the controller so that the controller can vary the voltage delivered to the DC motor to affect the output pressure and flow of the pump during a laparoscopic surgical procedure.

Provided herein is an injection device that can be used in minimally invasive procedures, such as laparoscopic surgeries, for direct administration of a fluid, such as a therapeutic, to a target tissue or organ.

A device for use in laparoscopic surgery is provided. The device has a sheath, a surgical action mechanism configured to deliver an action and to limit the device to a single use, at least one telescoping section configured to structurally support the surgical action mechanism, a first spacer, and a second spacer. The surgical action mechanism, the telescoping section, the first spacer, and the second spacer are configured to move within the sheath from a pre-action configuration, to an action configuration, and to a return configuration.

This disclosure relates to apparatuses and methods for preventing the onset of surgical complications and improving patient recovery from surgeries such as mastectomies, herniorrhaphy or hernioplasty. The apparatuses and methods using the apparatuses leads to improved outcomes from chest surgeries to treat hemothorax and pneumothorax. and progression of complications following minimally invasive surgery such as laparoscopic surgery. In one example, a leaf-like polyurethane heat-sealed bilayer that surrounds a plurality of wedge-shaped foam strips that join at a collecting foam portion inside a trocar is subjected to negative pressure provided through silicone tubing which is sealed to the perforated collecting foam portion. Such negative pressure applied for a prolonged period during or after closure of the chest or abdomen laparoscopic surgery, helps prevent fluid loss, abscesses, hematomas, seromas and infection, surgical complications which, in turn, enhances patient recovery, and reduces the length of their hospital stay.

The invention provides a uterus manipulator. The uterus manipulator comprises a handle and a tile angle rod, wherein the handle is used for hand holding operation, the tilt angle rod comprises a firstend and a second end which are oppositely arranged, the first end is fixedly connected with the handle, the second end is used for entering a human abdomen, at least part of the tilt angle rod extends along a curve from the second end to the first end, the driving handle can drive the second end to deviate to different angle directions, a fixing hole is formed in the second end, and the fixing hole allows a stitches sutured at one end, away from cervix, of uterus to for fixation and knotting. A uterus fixation method in a laparoscopy surgery comprises the following steps: forming a transversecut in the lower abdomen; using a puncture outfit to enter the abdomen through puncture; penetrating the abdomen with the uterus manipulator; and connecting one end of the uterus with the fixing holethrough the stitches; driving the handle to adjust the uterus direction. The uterus manipulator can realize a tumor-free operation requirement and accurately control the swing direction of the uterus.

An insufflation and smoke evacuation system for use during laparoscopic surgical procedures in an abdominal cavity of a patient is disclosed that includes a pump for circulating pressurized gas within the system, and a dual lumen cannula configured to provide access to the abdominal cavity of a patient, which includes a first lumen communicating with a source of insufflation fluid and a second lumen communicating with the pump.

A method for better isolating and removing a large mass of excised tissue from a female patient's abdominal cavity during a laparoscopic surgery includes the steps of: (1) vaginally inserting a collection bag that includes: (a) a flexible and resilient ring adapted to enable: the ring to be distorted for vaginal insertion, a specified ring open area sized to allow the mass of tissue to pass through it, and the ring to be removed from the patient's abdominal cavity through a laparoscopic-surgery-appropriately-sized incision, (b) a sleeve having a flexible wall and open end that is affixed to the ring and a defined interior volume sized so as to allow the mass of tissue to reside in the sleeve, and (2) utilizing the collection bag to contain the mass of tissue.

The invention relates to a collaborative awareness laparoscopic surgery constant-pressure support system and an implementation method thereof, on the basis of an ultrasonic knife with an attraction function, real-time pressure of an abdominal cavity is automatically aware, the size of an air inlet valve is dynamically adjusted according to a standard set value, dynamic air supply is realized, andabdominal cavity pressure balance in the surgery process is achieved; a historical database is used for calculating and recording the optimal air pressure of patients with different disease types (stomach cancer and colorectal cancer), disease periods, genders, ages, body conditions and weights (BMI) in the actual operation process, the air pressure actually needed by the operation is accurately set, the system has a guiding significance more generally, and doctors with less operation experience are helped to set the reasonable abdominal cavity air pressure; a big data clustering analysis technology is applied to continuously optimize the data, so that a better effect is achieved; influence on the existing operation system is small, and the compatibility and the usability are high; the laparoscopic surgery efficiency and effect can be improved, the pain and postoperative complications of the patient are reduced, and the operation burden of the doctor is relieved.

The invention relates to the field of medical equipment, in particular to a biological tissue specimen taking-out device for laparoscopic surgery. The device comprises a laparoscopic cannula and a ventilation pipeline, the ventilation pipeline is used for picking up a biological tissue specimen cut off by operating forceps on the laparoscopic cannula, and a hoop sleeve is arranged on the outer side wall of one end of the ventilation pipeline. A barb mechanism used for preventing biological tissue from falling off is arranged on the inner wall of the end, close to the hoop sleeve, of the ventilation pipeline, a suction mechanism used for absorbing blood is arranged on the side wall of the end, close to the hoop sleeve, of the ventilation pipeline, and the suction mechanism is in transmission connection with the barb mechanism. According to the biological tissue sample taking-out device for the laparoscopic surgery, large-size biological tissue can be taken out conveniently, the biological tissue is prevented from falling off from the ventilation pipeline, the situation that the falling biological tissue possibly contains tumor cells, and consequently implantation and metastasis of tumors are caused is prevented, the reliability of taking out the biological tissue is improved, and the integrity of the specimen can be kept as much as possible in the specimen taking process.

The stapler of the invention is a surgical stapler / cutter that allows latero-lateral intestinal anastomosis, for both open surgery and laparoscopic surgery, at a distance from the openings used to insert the instrument. The stapler is based on the conventional structure of this type of stapler, and one of the fundamental features thereof is that an interspace (12) that determines a space for inserting the free ends (13, 13′) of the tissues (8, 8′) to be joined, is determined between an articulation shaft (3) of the two jaws (4, 5) of the stapler and the front end at which are disposed forms (6) and vertically movable teeth (9) on which staples (7) are disposed. This prevents the staples for the anastomosis and those for the removal of the pathological area from crossing when the area to be removed is cut. The invention also provides for the inclusion, in the described inter-space (12), of an Infrared Data Association (IrDA) device for testing blood flow that transmits a signal to a luminous signalling device which is visible to the user and which allows the degree of tissue vascularisation to be assessed.

The invention relates to an incision sealing device for a laparoscopic surgery. The device comprises a central master tube, a fixed plate, a sliding plate, telescopic tubes and a plurality of sub-tubes, wherein a piston is arranged in an interlayer cavity of the central master tube; one end of each sub-tube extends into the interlayer cavity of the central master tube to be communicated with the interlayer cavity; the sub-tubes are uniformly scattered along the circumferential direction of the central master tube; the telescopic tubes are arranged in the sub-tubes in a sleeving way; a piston is connected to the end, positioned in the corresponding sub-tube, of each telescopic tube; the fixed plate is arranged on the central master tube in the sleeving way; the sliding plate is arranged on a tube body of the central master tube between the fixed plate and the sub-tubes in the sleeving way. The incision sealing device can be accurately regulated according to the size of an incision, and airbags are arranged at contact parts of the sealing device and skin, and are freely deformed along with a change in a contact surface after being inflated, so that close contact and high sealing performance can be ensured all the time.