128 results about "Thoracic Surgical Procedure" patented technology

The present invention provides a system and a method for distending a body tissue cavity of a subject by continuous flow irrigation such that minimal or negligible fluid turbulence is present inside the cavity, such that any desired cavity pressure can be created and maintained for any desired outflow rate. The present invention also provides a method for accurately determining the rate of fluid loss, into the subject's body system, during any endoscopic procedure without utilizing any deficit weight or fluid volume calculation or flow rate sensor. The system and the methods of the present invention described above can be used in any endoscopic procedure requiring continuous flow irrigation few examples of such endoscopic procedures being hysteroscopic surgery, arthroscopic surgery, trans uretheral surgery, endoscopic surgery of the brain and endoscopic surgery of the spine.

The present invention provides a system and a method for distending a body tissue cavity of a subject by continuous flow irrigation by using two positive displacement pumps, such as peristaltic pumps, one pump on the inflow side and another pump on the outflow side, such that the amplitude of the pressure pulsations created by a the said positive displacement pumps inside the tissue cavity is substantially dampened to almost negligible levels. The present invention also provides a method of reducing the frequency of the said pressure pulsations. The present invention also provides a method for accurately determining the rate of fluid loss, into the subject's body system, during any endoscopic procedure without utilizing any deficit weight or fluid volume calculation, the same being accomplished by using two fluid flow rate sensors. The present invention also provides a system of creating and maintaining any desired pressure in a body tissue cavity for any desired cavity outflow rate. The system and the methods of the present invention described above can be used in any endoscopic procedure requiring continuous flow irrigation few examples of such endoscopic procedures being hysteroscopic surgery, arthroscopic surgery, trans uretheral surgery, endoscopic surgery of the brain and endoscopic surgery of the spine.

The present invention provides a system and a method for distending a body tissue cavity of a subject by continuous flow irrigation by using a dynamic pump, such as a centrifugal pump, on the inflow side and a positive displacement pump, such as a peristaltic pump, on the outflow side, such that the amplitude of the pressure pulsations created by a the said outflow positive displacement pump inside the said tissue cavity is substantially dampened to almost negligible levels. The present invention also provides a method for accurately determining the rate of fluid loss, into the subject's body system, during any endoscopic procedure without utilizing any deficit weight or fluid volume calculation, the same being accomplished by using two fluid flow rate sensors. The present invention also provides a system of creating and maintaining any desired pressure in a body tissue cavity for any desired cavity outflow rate. The system and the methods of the present invention described above can be used in any endoscopic procedure requiring continuous flow irrigation few examples of such endoscopic procedures being hysteroscopic surgery, arthroscopic surgery, trans uretheral surgery, endoscopic surgery of the brain and endoscopic surgery of the spine.

A surgical retractor is configured to provide surgical access in thoracic surgery, for example through an intercostal incision. The surgical retractor includes at least one inflated or inflatable member to cushion the ribs and surrounding tissue from injury or trauma. In one embodiment, the inflatable member is configured as an inflatable ring with a concave outer surface for engaging and spreading apart two adjacent ribs when the ring is inflated. In another embodiment, the inflatable ring can be combined with a substantially rigid inner ring for supporting and rigidifying the retractor. In yet another embodiment, a plurality of substantially rigid retractor blades is mounted on a spreading track or the like. One or more inflatable members or an inflatable ring are used to cushion the tissue from the rigid retractor blades.

The present disclosure relates to methods and devices for stanching the effusion of blood from the exposed ends of the sternal halves of an incised sternum during cardiac and/or thoracic surgical procedures. According to an aspect, there is provided a device for stanching the effusion of blood from an exposed sternal half of a sternum formed during a sternotomy. The device includes an end wall having a size and a dimension to at least partially cover the exposed end of a sternal half. The device may include an upper wall; a lower wall spaced from the upper wall; and an end wall interconnecting the upper and lower walls. The upper wall, the lower wall and end wall bound a space while the upper wall and the lower wall define an opening through which an exposed end of a sternal half is receivable into the space of the device.

The invention relates to a dilatation apparatus, in particular to a thoracic surgical dilatation apparatus, comprising a dilatation mechanism, a dilatation angle adjusting component, a position adjusting mechanism, a positioning rack component and a mounting seat component. The dilatation mechanism is connected to the dealation angle adjusting component that is connected to the position adjustingmechanism; both the position adjusting mechanism and the positioning rack component are connected to the mounting seat component; the positioning rack component is connected to the position adjustingmechanism. The thoracic surgical dilatation apparatus can provide effective dilatation and fixation for a wound of a patients; the angle of the wound dilatation angle and dilatation degree can be adjusted by controlling the dilatation angle adjusting component; the specific position and height of the dilatation mechanism can be adjusted through the position adjusting mechanism, so that the apparatus is convenient for different patients to use; after adjusting, the apparatus can be fixed via the positioning rack component, and the positioning rack component can drive the mounting seat componentto be fixedly clamped to a sickbed.

The invention discloses a flusher for thoracic surgery. The flusher comprises a negative pressure apparatus, the right port of the negative pressure apparatus is connected with a collection box through a collection tube, a first controller is arranged at the left end of the lower side face of the negative pressure apparatus, a fluid inlet of the negative pressure apparatus is provided with an extension tube, and the side face of the port of the extension tube is provided with a convex shaft which is sleeved with a shaft sleeve. The flusher for thoracic surgery is provided with a booster pump and the negative pressure apparatus, so that flushing and body fluid suction are realized at the same time, working efficiency is increased, and valuable time for surgery is saved; by the aid of the arranged collection tube and collection box, unified and scientific treatment of surgery effusion is realized; a movable bar arranged can enable a suction nozzle to be effectively attached to the surface to be cleaned under natural conditions, so that effusion is sucked more conveniently; antiskid stripes arranged on a securing plate enable the securing plate to fit hands better, so that the securing plate is less prone to getting loose; a medicine inlet tube is convenient for temporary blending of cleaning fluid; the flusher is simple, effective, convenient, practical and time saving.

A surgical port for use during a thoracic surgery includes a first port element and a second port element. The first port element includes a first sidewall and a first flange that is positioned adjacent a proximal portion of the first sidewall. The first flange extends in a laterally outward direction. The second port element includes a second sidewall and a second flange that is positioned adjacent a distal portion of the second sidewall. The second flange extends in a laterally outward direction. The first port element is configured to securely couple to the second port element and each of the first and second sidewalls defines a passageway to allow a surgical instrument to pass therethrough.

The invention discloses novel flushing and suction apparatus for a thoracic surgery. The novel flushing and suction apparatus comprises a base, a flushing and suction cylinder, a water tank, a collection box, a water suction pipe, and a water flushing pipe, wherein an inner cavity of the flushing and suction cylinder is connected with a piston in a slide manner, the piston is driven to lift by anelectric cylinder, a top plate of the flushing and suction cylinder is fixedly connected with a water inlet pipe and a water outlet pipe in a left and right symmetry manner, and a bottom plate of theflushing and suction cylinder is fixedly connected with a water discharge pipe and a water pump pipe in a left and right symmetry manner. The beneficial effect of the novel flushing and suction apparatus is as follows: when the apparatus is used, the electric cylinder drives the piston to reciprocate up and down, when the piston rises, an effusion is sucked through the water suction pipe, and thewater flushing pipe performs flushing, and when the piston descends, the effusion is discharged through the water discharge pipe, and water is supplied through the water inlet pipe. Through the apparatus, the synchronous carrying-out of flushing and water-pumping is realized, the flushing and suction time of a surgical site during the thoracic surgery is greatly accelerated, and thereby the surgery process is accelerated.

The invention discloses a clinical operation positioning device used in a general surgery department and relates to the field of medical instruments. Aiming at the problems that in conventional thoracic surgery department operation, the expansion precision is uncontrollable, the positioning is not accurate, the working intensity is high, and the working efficiency is low as an operation wound needs to be tracked and expanded by a medical operator manually, the invention discloses a scheme that the device comprises a bed, wherein U-shaped moving bases which are transversely arranged are mountedon both the left edge and the right edge of one end of the bed in a sliding manner, the two U-shaped moving bases slide in the length direction of the bed, guide blocks are fixedly mounted on inner side walls of the tops of the U-shaped moving bases, vertical support rods are rotationally connected with upper sides of the U-shaped moving bases, angle adjusting devices are arranged between the support rods and the U-shaped moving bases. By adopting the device, traction positions, precision and angles of hooks upon an operation wound can be adjusted according to practical situations, the deviceis applicable to traction and positioning of wounds in different positions of chests of different patients, the working intensity of medical operators is alleviated, in addition, the device is simpleto operate and high in working efficiency.

The invention relates to a rehabilitation nursing bed for chest surgery and belongs to the technical field of medical instruments. According to the technical scheme, the rehabilitation nursing bed for chest surgery comprises a rehabilitation nursing bed body for chest surgery, a back supporting pad is arranged on the rehabilitation nursing bed body for chest surgery and provided with anti-skid strips, a neck supporting pillow is arranged on the right side of the back supporting pad and provided with a strip-shaped hollowed-out groove, side thoracic cavity supporting fenders are arranged on the front side and the rear side of the back supporting pad, and rotary knob grooves are formed in the front sides of the side thoracic cavity supporting fenders. The rehabilitation nursing bed for chest surgery has the advantages that functions are complete, and use is convenient; when postoperative rehabilitation nursing is carried out on a patient of the chest surgery, the rehabilitation nursing bed is capable of saving time and labor, scientific, convenient to use, safe, efficient, effective, complete in function, comfortable and capable of relieving the working difficulty of medical staff.

The invention discloses an expander for cardiothoracic surgery and a prompting method. The expander comprises a supporting frame, sliding blocks, a connecting block, a gear and a first expansion handle. Connecting plates are mounted on the outer wall of the lower end of the supporting frame; chutes are formed in the outer walls of the opposite sides of the two connecting plates. The sliding blockis installed in the chute. A supporting plate is mounted on the outer wall of one end, penetrating through the chute, of the sliding block; racks distributed in parallel at equal intervals are arranged at the upper end of the supporting plate. A bearing is embedded in the connecting plate; a rotating shaft is installed in the bearing; a gear is installed on the outer wall of the side, penetratingthrough the bearing, of the rotating shaft; the gear is engaged with the rack; a connecting block is installed on the outer wall of one side of the connecting plate; and a limiting rod is installed inthe connecting block. By arranging the gear, the limiting rod and a spring, the effect of adjusting the wound expansion distance is achieved, the wound expansion stability is guaranteed, the situation that the observation sight of medical staff is blocked and judgment of the medical staff is affected is avoided, and the equipment practicability is improved.

The invention relates to a surgical instrument used in thoracic surgery, in particular to a rib opening closer, and belongs to the technical field of medical instruments. According to the technical scheme, the rib opening closer comprises an installing plate, a fixed opening arm arranged on the installing plate, and a movable opening arm arranged on the installing plate; a detachable fixed opening extension arm is arranged on the fixed opening arm, and a detachable movable opening extension arm is arranged on the movable opening arm; a rotatable fixed extension arm rib pulling hook is arranged on the fixed opening extension arm, and a rotatable movable extension arm rib pulling hook is arranged on the movable opening extension arm. The rib opening closer is compact in structure, capable of opening and closing ribs in the thoracic surgery, displaying the stress state of the ribs, and improving the surgical efficiency, wide in application range, safe and reliable.

The present teaching relates to surgical procedure assistance. In one example, a first volume of air inside a lung is obtained based on a first image of the lung captured prior to a surgical procedure. The lung has a first shape on the first image. A second volume of air deflated from the lung is determined based on a second image of the lung captured during the surgical procedure. A second shape of the lung is estimated based on the first shape of the lung and the first air volume inside the lung and second volume of air deflated from the lung. A surgical plan is updated based on the estimated second shape of the lung.

The invention relates to the technical field of medical apparatuses and instruments and discloses an operation assisting device used in the department of cerebral surgery. The operation assisting device comprises an operation bed, wherein sliding grooves are formed in two sides of the operation bed, arm brackets, lung baffles and lighting and dredging tubes are arranged in the sliding grooves respectively, each sliding groove comprises an upper sliding groove and a lower sliding groove, L-shaped baffles are arranged on the outer side of the upper sliding groove and the outer side of the lower sliding groove, multiple openings are formed in the upper sliding groove, and an open baffle is hinged to an opening position. The lower sliding groove is provided with multiple grooves, bases are arranged at the bottoms of the arm brackets, the lung baffles and the lighting and dredging tubes, pulleys are arranged on the bases, are arranged in the sliding grooves and slide along the sliding grooves, and the pulleys can be fastened in the grooves. The arm brackets of the operation assisting device used in the department of cerebral surgery support upper arms in the operation process of a doctor to ensure that a thoracic operation is smoothly performed, and accordingly the labor intensity of medical workers is greatly reduced.

The invention discloses a multifunctional water bed. The multifunctional water bed comprises a sleeve bag, a water tank, a heater, a water pump, a nozzle group, a controller, a motor and a temperature probe, wherein the sleeve bag is longitudinally separated into a left sleeve bag and a right sleeve bag; the temperature probe comprises a water temperature probe and a body temperature probe; a water discharging hole of the water tank is connected with the heater through a filter; the heater is connected with an inlet of the water pump; the controller is connected with the motor and the heater; the motor is connected with the water pump; the controller is connected with the water temperature probe and the body temperature probe respectively. With the adoption of the multifunctional water bed, a function that a patient can turn over automatically is realized; meanwhile, an automatic back percussion function from bottom to top and from inside to outside of a patient after a thoracic surgery and pulmonary infection is also realized, so that the labor intensity of nurses is greatly alleviated; meanwhile, the multifunctional water bed is a cooling water bed for a patient with high fever and is a heat-conducting treatment water bed, and has an adjunctive treatment effect on the patient.

The invention discloses a ventilation device for a thoracic surgery department operating room. The ventilation device comprises a ventilation pipe; the top of the ventilation pipe is in threaded connection with a top cover; an intake hopper is welded at the top of the top cover; an output end of the intake hopper penetrates in the top cover, and communicates with the top end of the ventilation pipe; two sets of insertion grooves are symmetrically mounted at the two ends of the ventilation pipe; insertion plates are slidingly connected into the insertion grooves; baffle plates are welded on onesides of the tops of the insertion plates; during mounting, the insertion plates are only needed to outwards poke; brackets are ejected above the insertion plates; then, under the effect of return springs, the insertion plates inwards slide; then, the brackets are placed at the upper ends of the insertion plates to achieve easiness in mounting and dismounting; first filter net plates and second filter net plates are paved above the brackets in sequence for improving the internal cleanness of the ventilation pipe; and activated carbon absorbing layers are provided for absorbing peculiar smellin air, so that the air quality is improved.

The invention discloses a special reflecting mirror for a thoracic surgery operation. The special reflecting mirror comprises a supporting frame, wherein the upper end of the supporting frame is rotationally connected with a rotary plate through a joint pin; two electric telescopic rods are arranged on one side of the lower surface of the rotary plate; a supporting plate is arranged between telescopic ends of the two electric telescopic rods; a gear motor is arranged on the upper surface of the supporting plate, an output shaft of the gear motor penetrates through the supporting plate and extends to the lower end of the supporting plate; the electric telescopic rods can drive the reflecting mirror to move up and down, so that the reflecting mirror is more convenient to adjust and can be driven to rotate through the gear motor, the angle of the reflecting mirror can be adjusted more conveniently, and conditions reflected in the reflecting mirror can be shot through a camera, so that a doctor can observe the conditions more conveniently. The special reflecting mirror for the thoracic surgery operation is simple in structure and convenient to operate and can reflect blind angles in the thoracic cavity of a patient and allow the doctor to observe the conditions in the thoracic cavity clearly through a display.