54 results about "Thoracic Surgical Procedure" patented technology

The invention provides a real-time three-dimensional imaging system in a thoracic surgery, and relates to the field of thoracic surgery auxiliary equipment, and the system comprises a multi-modal image collection module which is used for collecting multi-source data of tissues and organs in a thoracic cavity; the data core processor is used for processing and fusing the multi-source data collected by the multi-mode image acquisition module; the three-dimensional reconstruction module is used for generating a dynamically updated submillimeter-level precision three-dimensional model according to the processed and fused multi-source data and marking a dangerous structure and a safety boundary; and the augmented reality navigation module is used for superposing the three-dimensional model on an operation visual field through a holographic head-mounted display, and realizing real-time three-dimensional visual navigation in combination with instrument tracking and a multi-stage early warning mechanism. According to the invention, radiation-free and high-precision real-time three-dimensional visual navigation can be provided, and the precision and safety in the thoracic surgery can be ensured.

The invention discloses a multi-modal data fusion-based intelligent management system for a thoracic surgery monitoring unit, belongs to the technical field of medical information and artificial intelligence, and aims to solve the limitation of an existing thoracic surgery monitoring system in the aspects of multi-modal data fusion, heterogeneous data semantic alignment and intelligent deep analysis and prediction decision. The system is characterized by comprising a multi-modal data acquisition unit, a heterogeneous data fusion and semantic alignment module, an intelligent analysis and prediction decision module, a man-machine interaction and visual presentation module and a secure storage and management module. By the adoption of the technical scheme, comprehensive multi-modal data fusion, high real-time performance, deep intelligent analysis and prospective prediction can be achieved, intelligent decision support, resource optimization, continuous learning and self-adaptive optimization are provided, and the intelligent level and patient management efficiency of the thoracic surgery intensive care unit are remarkably improved.

The invention discloses a thoracoscope-assisted intelligent navigation system and method for thoracic surgery, and the method comprises the steps: recording the respiratory capacity of a patient and shooting a focus image in a breathing state, precisely calculating the position change amplitude and range of a focus in a breathing process, and drawing a dynamic graph for visual presentation; selecting an electromagnetic navigation system positioning method and performing preoperative planning according to lesion characteristics and positions, and adopting a transbronchial or transthoracic navigation positioning technology; wherein different anatomical regions of a human body are divided according to the focus position and the anatomical structure, a navigation path algorithm is planned for each anatomical region, parameters of the electromagnetic navigation system are adjusted according to the characteristics of tissues passed by the navigation path, and final positioning is confirmed; the television is combined with the thoracoscope to assist the thoracoscope, so that the focus is accurately marked and cut off; according to the method, the safety and success rate of the operation are improved, operation wounds are reduced, better treatment effect and experience are brought to patients, and the method conforms to the development trend of precision and intelligence of the medical technology.

The invention belongs to the technical field of lung function nursing, and discloses a nursing device for improving lung function after thoracic surgery, comprising: a back plate, two sides of the lower end of the back plate are respectively provided with an air filter box and a waste liquid inbox; an outlet of the air filter box is connected with a breathing mask through a hose; a mouthpiece is fixedly arranged on the breathing mask; a suction pump is arranged on the waste liquid inbox, the input end of the suction pump is communicated with a sputum suction pipe, and the sputum suction pipe is in sliding connection with the breathing mask; elastic ropes are fixedly arranged on the two sides of the lower end of the back plate, handles are fixedly arranged at the outer ends of the elastic ropes, and a monitoring mechanism is fixedly arranged on the back plate. The device can be conveniently used when a patient lies in bed, the device can be fixed to the back through the shoulder buckle belt and the waist buckle belt, the patient can hold the handles with two hands to stretch the elastic rope to conduct chest expanding training, the comprehensive evaluation module comprehensively evaluates the physical condition and the lung function condition of the patient, the drainage monitoring module monitors the drainage condition, and the risk prediction module conducts risk prediction.

The invention discloses a psychological state recognition method and system based on physiological signals, and relates to the technical field of intelligent preoperative evaluation and planning of thoracic surgery, and the method comprises the steps: S1, collecting multi-modal physiological signals, and forming an original signal set; s2, performing parallel preprocessing on the original signal set to generate a denoised time sequence signal; s3, dynamically generating a modal weight coefficient based on the quality parameters, and performing weighted fusion on the multi-modal time sequence signals by using the weight coefficient; and S4, inputting the fused feature vector into a personalized recognition model, and outputting psychological state probability distribution through an adaptive feature mapping layer in the model. And S5, according to the user feedback signal or the distribution offset of the continuous monitoring data, triggering online parameter updating of the personalized recognition model, and generating a recognition model after incremental optimization. According to the psychological state recognition method and system based on the physiological signals, the problem that psychological state recognition is inaccurate due to large individual difference, strong environmental interference and weak dynamic adaptability can be solved.

The invention discloses a sensitive information safety protection method and system, and relates to the technical field of intelligent preoperative evaluation and planning of thoracic surgery, and the method comprises the steps: S1, receiving an environment sensing signal which comprises an access subject attribute, a target data attribute and an operation environment parameter; s2, generating a dynamic strategy signal and a dynamic strategy signal based on the environment sensing signal; s3, sending the dynamic strategy signal to an execution engine, and triggering the engine to generate an execution signal containing a field-level mask instruction or a record-level permission instruction; s4, performing real-time processing on the target data according to the execution signal, and generating an output signal containing a part of visible fields or a permission limited operation interface; and S5, binding the environment sensing signal and the dynamic strategy signal as an auditing traceability signal and storing the auditing traceability signal. According to the sensitive information security protection method and system, the problem of excessive protection or insufficient defense of sensitive information in a dynamic use scene due to a static protection strategy can be solved.

The invention discloses an artificial intelligence-based automatic cleaning and disinfection system for thoracic surgery operating instruments in the technical field of medical disinfection equipment. The artificial intelligence-based automatic cleaning and disinfection system comprises a classification box, a cleaning module, a disinfection module, a collection module and a control module, a sub-packaging assembly is arranged in the classification box, and the sub-packaging assembly is used for sub-packaging various surgical instruments according to different attributes; the cleaning module is used for cleaning the surgical instruments subpackaged by the subpackaging assembly; the disinfection module is used for disinfecting the surgical instruments; the acquisition module is used for identifying attributes of the surgical instruments in the classification box; the control module is used for controlling operation of the subpackaging assembly based on the recognition result of the collection module, judging cleaning parameters and disinfection parameters needed by the surgical instruments in the recognition result and controlling operation of the cleaning module and the disinfection module. According to the scheme, cleaning and disinfection parameters are intelligently identified and automatically adjusted, so that each instrument can be cleaned and disinfected most suitable for the characteristics of the instrument, and the cleaning and disinfection quality is effectively guaranteed.

The invention discloses a thoracic surgery anesthesia respirator which comprises a respirator body, a monitor is installed on the respirator body, an air conveying piece is arranged in the respirator body, and the air conveying piece is connected with a mask through an air suction pipeline; a hollow column is installed in the mask, a through groove is formed in the outer side of the hollow column and communicates with the air suction pipeline, an annular groove is formed in the bottom of the mask, a second air bag is arranged in the annular groove, and the second air bag communicates with the first air bag. According to the anesthesia respirator for the thoracic surgery operation, the mask is connected with the face in an attached mode through the second air bag, the attaching degree can be adjusted in a self-adaptive mode according to the facial contour of a patient, gas leakage is effectively prevented, and the accuracy and efficiency of anesthetic gas and oxygen conveying are guaranteed; the gas uniformly enters the respiratory tract of the patient, so that the patient can breathe more smoothly and naturally, and the discomfort of the patient caused by unstable gas supply is reduced.

The invention relates to the technical field of medical instruments, in particular to a thoracoscope for thoracic surgery, which comprises a thoracoscope body sleeve and a thoracoscope tube, the thoracoscope body sleeve is fixedly connected with the thoracoscope tube, and a working opening is formed in one end, far away from the thoracoscope body sleeve, of the thoracoscope tube; a working assembly is arranged on the inner side of the endoscope tube and located at the end away from the endoscope body sleeve in a sliding mode, and a driving mechanism for controlling the working assembly to linearly move in the length direction of the endoscope tube is arranged in the endoscope body sleeve. By the adoption of the technical scheme, the working assembly at the end of the endoscope tube can be protected, a camera is prevented from being polluted before an operation or in the process of being inserted into the thoracic cavity of a patient, the camera shooting effect is prevented from being affected, and the operation efficiency is improved to a certain degree.

The utility model belongs to the technical field of medical instruments, and particularly relates to a thoracic surgery auxiliary expansion device which comprises a base mechanism, a supporting mechanism is installed above the base mechanism, a connecting mechanism is installed at the top end of the supporting mechanism, and an expansion mechanism is installed on one side of the connecting mechanism. The base mechanism comprises a bottom plate seat, a positioning supporting rod is connected to the outer side of the bottom plate seat in a threaded meshing and penetrating mode, and supporting legs are connected to the lower end of the positioning supporting rod. The supporting mechanism comprises a first supporting rod fixedly installed on the bottom plate seat, and a second supporting rod is arranged on the inner side of the first supporting rod. According to the rib expanding device, the expanding mechanism is supported through the base mechanism and the supporting mechanism, and when the expanding mechanism expands ribs of a patient, the expanding mechanism can expand the ribs of the patient; the dilation mechanism can be supported through the base mechanism and the supporting mechanism, the dilation mechanism is prevented from toppling over, manual supporting and positioning of the dilation mechanism can be replaced, and therefore the labor intensity of medical staff is reduced.

1. Name of the product in this design: Suction tube (thoracic surgery). 2. Intended use of this design: for medical devices. 3. The key design feature of this product is its shape. 4. The image or photograph that best illustrates the design's key points: 3D view 1.

The utility model relates to the technical field of positioning devices, in particular to a thoracic surgery positioning device. According to the technical scheme, the device comprises a positioning frame, a moving plate is slidably mounted in the positioning frame, a placement table used for placement of puncture needles is arranged on the moving plate, the device further comprises a lifting device, the lifting device comprises a plurality of sets of fixing boxes, moving parts are slidably mounted in the fixing boxes, the positioning frame is fixedly mounted at the tops of the moving parts, and the moving parts are fixedly mounted on the positioning frame. A fixing assembly used for fixing the positioning frame to the two sides of a sickbed is arranged on one side of the lifting device. Through the fixing box, the control rod, the first bevel gear, the second bevel gear, the screw rod, the sliding frame, the rectangular block, the fixing base, the clamping groove, the clamping block and the L-shaped groove, the two functions of fixing the positioning frame to the two sides of a sickbed and adjusting the vertical height of the positioning frame can be achieved only by moving and rotating the handle, and the use process of placing the positioning frame is reduced; operation is simple, and use is convenient.

The present invention belongs to the field of medical device technology, and specifically relates to a puncture guide device for thoracic surgery, comprising a mounting base, a push portion provided inside the mounting base, and the push portion can slide inside the mounting base; a mounting portion provided inside the push portion, and the mounting portion is driven by the push portion to extend and slide inside the mounting base; an extractor provided inside the mounting portion, and the extractor can be conveniently fixed and installed through the mounting portion; at the same time, the extractor can also be pulled by the push portion, so that the extractor extracts the material at the puncture site; a guide portion is provided at one end of the mounting base, and the interior of the guide portion cooperates with the extraction end of the extractor. The invention allows the extractor to be conveniently disassembled and installed on the device, and the positioning function of the device helps the operator complete the positioning of the patient's thoracic surgical puncture, and then the extractor is driven by the device to perform the extraction operation in the patient's body, without the need for other personnel to assist.

The utility model discloses an integrated multi-group thoracic surgery pathological specimen container, and particularly relates to the technical field of pathological specimens, which comprises a box body, a connecting component is arranged outside the box body, the box body is connected with a box cover through the connecting component, a storage component is arranged inside the box body, a positioning component is arranged outside the box body, and the positioning component is connected with the box cover through the connecting component. Pathological specimens are placed in the box body according to labels, the box cover covers the box body, the box cover drives the auxiliary fixing blocks to enable the fixing rods to rotate in the fixing grooves, so that the box cover smoothly moves, the box cover drives the connecting blocks to enable the buckles to make contact with the lower portions of the positioning blocks, and the buckles and the clamping grooves are fixed in a matched mode; formalin stationary liquid is injected into the storage grids through the one-way valves, the transfer safety of the pathological tissue is guaranteed, the device is reasonable in design, the label is clear, simple, convenient, rapid and safe, the device is a low-cost specimen storage container, instrument nurses are prevented from mistaking pathological specimens in an operation, and the transfer safety of the pathological tissue is guaranteed.

The present application belongs to the technical field of medical devices, and particularly relates to an endoscopic hemostasis device for thoracic surgery, which comprises a whole assembly, the whole assembly comprises a holding assembly, one side of the holding assembly movably sleeved with an outer tube assembly; a hemostasis assembly is assembled at one end of the outer tube assembly away from the holding assembly, the hemostasis assembly comprises a clamping assembly, the clamping assembly is assembled with a bifurcated assembly, the bifurcated assembly is fixedly connected with a regulating assembly, and the regulating assembly is connected at one side of the holding assembly away from the outer tube assembly. The present application can closely observe the wound position, clamp and hemostasis the wound, and regulate the shape and position of the clamping assembly according to the shape and position of the wound of the patient, so as to adapt to wounds of different shapes and positions, and select whether to extend the clamping assembly according to the needs of the operation, and automatically form an open state after the clamping assembly is extended, thereby reducing the operation difficulty.

The application belongs to the technical field of medical devices, and particularly relates to a rib fracture repairing device for thoracic surgery, which comprises a main body, pneumatic flexible clamping jaws installed at the four corners of the bottom surface of the main body, contact pieces arranged on the bottom surface of the main body and the pneumatic flexible clamping jaws, a locking mechanism arranged on the main body, a connecting piece arranged on the side surface of the main body, and an adjusting mechanism arranged on the main body and used for controlling the state of the pneumatic flexible clamping jaws. The adjusting mechanism comprises a gas conveying part arranged on the main body and used for injecting air into the pneumatic flexible clamping jaws, a blocking part arranged at the lower end of the gas conveying part and used for controlling the one-way flow of the air flow, and a reinforcing part arranged on the main body and used for fixing the blocking part. The rib fracture repairing device can automatically adjust the pressure applied to the ribs according to different stages of patient rehabilitation.

The invention discloses a sternum retractor for cardiothoracic surgery, which comprises two retraction mechanisms, and each retraction mechanism comprises a traction structure and an adjusting arm assembly; a traditional traction plate is replaced with the square pipe, the square pipe is composed of the two side traction plates and the main traction plate, the horizontal positions of the two side traction plates can be changed to adapt to different traction modes, the downward positions of the side traction plates and the main traction plate can be adjusted to adapt to different muscle thicknesses, and besides horizontal movement traction, the traction plate can be used for traction of different muscle thicknesses. The traction strip plate can rotate to adjust the angle, traction modes of different angles are further adapted, and the traction requirements of most operations can be met without replacing the traction plate; the traction structures are carried through the adjusting arm assemblies, movement of the two traction structures is achieved, a guide rail does not need to be arranged between the two traction structures, in this way, the body surface position of a patient cannot be shielded, and surgical operation of a doctor cannot be affected.

The present invention provides an inner membrane tube bronchial catheter. The head of the main ventilation tube is equipped with a main ventilation port and a lateral ventilation port, while the tail is provided with two ventilator interfaces. One of the two ventilation ports can be selectively connected to either ventilator interface, thereby forming a membrane ventilation lumen. A front sealing cuff and a rear sealing cuff are respectively arranged at the anterior and posterior sides of the lateral ventilation port, and they are each connected to an inflation tube and an inflation valve. During thoracic surgery, the front sealing cuff is inserted into one bronchial orifice, while the rear sealing cuff remains within the main airway, with the lateral ventilation port oriented toward the opposite bronchial orifice; by inflating or deflating the membranous ventilation tube, lung isolation can be easily achieved, thereby minimizing the catheter's outer diameter, reducing intubation-related injury, and providing a larger ventilation chamber with lower airway resistance when ventilating either lung. Moreover, suctioning and bronchoscopic examination are made more convenient. After the surgery, the front sealing cuff can be deflated and retracted into the main airway, thereby converting the device into a single-lumen endotracheal tube. The catheter has a simple design, is cost-effective, has a low complication rate, and holds significant potential for clinical application.

The utility model discloses a thoracic surgery nursing bed, which relates to the technical field of medical instruments and comprises a bed frame, jacking support legs and breast boards, a three-section folding bed board is mounted on the bed frame, the breast boards are mounted at the edges of the upper surface of the bed frame, the jacking support legs are mounted at four corners of the lower surface of the bed frame, and the jacking support legs are mutually connected through a bottom connecting frame; a rehabilitation unit is installed on the side wall of the bed frame, a connecting plate is installed on the bottom connecting frame, an air pump is installed on the connecting plate, and the air pump is communicated with the jacking supporting legs. According to the nursing bed for the thoracic surgery, a patient who receives the thoracic surgery can increase the vital capacity, improve blood circulation, reduce the formation risk of deep vein thrombosis of lower limbs and promote functional recovery of gastrointestinal tracts and wound healing through early rehabilitation exercise, and the comfort level of the patient can be improved in the nursing process; and secondary injury to wounds of patients is avoided.

The present invention discloses a thoracic surgery rehabilitation nursing bed, which belongs to the technical field of medical equipment. The key points of its technical solution include a support frame and a bed board body. Two evenly and symmetrically distributed shock-absorbing driving parts are fixedly connected to the left and right sides of the lower end face of the support frame. An infrared magnetic therapy plate is arranged above the bed board body. Mounting parts are arranged on the front and back sides of the infrared magnetic therapy plate. The rear end faces of the two mounting parts are fixedly connected to a servo motor. The output end of the servo motor is fixedly connected to a driving shaft. The middle part of the infrared magnetic therapy plate is fixedly connected to the outer side wall of the driving shaft. Starting the servo motor and the driving cylinder further facilitates the adjustment of the angle and height of the infrared magnetic therapy plate. At the same time, the driving cylinder is slidably connected to the support frame, which facilitates the left and right movement of the infrared magnetic therapy plate and the adjustment of the position of the infrared magnetic therapy plate. The quality of treatment by the infrared magnetic therapy plate is improved, and the infrared magnetic therapy plate is convenient to store when not in use.

A method comprising: a step of receiving, at a computer system, patient data for a patient, wherein the patient requires thoracic surgery; a step of generating, via a processor of the computer system, a three-dimensional (3D) computer-rendered inflated thoracic model of the patient using the patient data, the 3D computer-rendered inflated model corresponding to at least one lung of the patient in an inflated state; a step of placing, via the processor, a cutting line on the 3D computer-rendered inflated thoracic model, the cutting line representing where a surgeon should cut the patient during the thoracic surgery, resulting in a marked, inflated 3D thoracic model; a step of modifying, via the processor, the marked, inflated 3D thoracic model to account for deflation of the at least one lung of the patient, resulting in a marked, non-deflated 3D thoracic model; and a step of displaying, via a display device, the non-deflated 3D thoracic model.

The invention discloses a thoracic surgery drainage tube with fixing and extruding functions, and belongs to the technical field of drainage tubes. A thoracic surgery drainage tube with fixing and extruding functions comprises a drainage tube body, the lower end of the drainage tube body is fixedly connected into a hydrops bottle, the hydrops bottle is fixedly connected to a fixing frame, an extruding frame is fixedly connected to the fixing frame, a rotating rod is rotationally installed on the extruding frame, and an extruding head is fixedly connected to the outer side of the rotating rod. According to the drainage tube, the drainage tube is squeezed by rotating the squeezing head forwards and backwards, so that drainage is smoother, when the drainage tube is pulled downwards, the movable pulley moves upwards, the contact position of the upper end of the drainage tube and a wound is prevented from being pulled, the drainage tube and the wound are connected more fixedly, and the lead screw rotates forwards and backwards, so that the drainage tube is more stable. The liquid in the liquid accumulation bottle is convenient to absorb and discharge, so that the negative pressure environment in the liquid accumulation bottle is kept, the drainage tube is not influenced by discharged gas during drainage, and the drainage is smoother.

This utility model provides a cardiothoracic surgical irrigation device, relating to the field of medical device technology, comprising: a main frame assembly; an external fixing component installed on one side of the main frame assembly, and an extension component installed on the main frame assembly near the external fixing component. The external fixing component is directly installed on one side of the main frame assembly, allowing for easy hand-holding and easy locking into position. The extension component, located near the external fixing component, has three sets of external connecting components, facilitating the use of various media. The main frame assembly can control the sprayed media, and its positioning component can fix the opening size, facilitating various desired effects. This solves the problem that existing surgical procedures, due to the different locations of the affected area and the different irrigation media used, cannot achieve the use of any irrigation media, leading to complex surgical procedures and abnormalities.

The invention discloses a real-time image enhancement and fusion system in thoracic surgery, and belongs to the technical field of medical image processing. The system comprises an image acquisition module, a real-time enhancement unit, a multi-modal fusion unit, a data interaction unit, a display control unit and a storage unit. The image acquisition module is used for acquiring intraoperative endoscope and ultrasonic images and preoperative CT / MRI data; the real-time enhancement unit adopts an attention mechanism improved U-Net model to realize image real-time denoising and enhancement; the multi-modal fusion unit realizes accurate fusion through a dynamic registration algorithm (in combination with respiratory movement data); the data interaction unit guarantees low-delay transmission; the display unit supports three-dimensional image interactive display; the storage unit stores data in real time. The problems of low image definition, inaccurate fusion and poor real-time performance in the existing operation are solved, the key anatomical structure recognition precision can be improved by 30% or above, the operation time is shortened by 10%-15%, the complication occurrence rate is reduced by 50% or above, and the method is suitable for thoracic surgery operations such as lung lobe resection and esophageal cancer radical treatment and has remarkable clinical value.

The invention relates to the technical field of medical instruments, in particular to an intelligent thoracic surgery auxiliary device which comprises a fixing frame, a mechanical arm is arranged on the fixing frame, the mechanical arm is electrically connected with a control system and comprises a front arm, a rear arm and a wrist, the wrist comprises a wrist body and a wrist support, and driving equipment used for driving the wrist support to axially rotate is arranged in the wrist support. An adjusting assembly and a lighting assembly are arranged in the wrist support, and a retractor is arranged on the outer wall of the wrist support; the adjusting assembly comprises a driving mechanism and a ball screw mechanism, a nut seat of the ball screw mechanism is fixedly connected with a first connecting rod, and the other end of the first connecting rod is fixedly connected with the movable end of the retractor; the lighting assembly comprises a lamp holder and a lighting lamp, and the lamp holder is coaxially and fixedly connected with an output shaft for controlling the wrist support to axially rotate. According to the invention, the retraction function and the self-adaptive illumination are integrated and intelligently linked at the wrist part of the mechanical arm, and the real-time analysis of the tissue thickness and the respiratory rate based on pressure sensing is introduced, so that the illumination angle is dynamically adjusted.

The invention belongs to the technical field of medical instruments, and particularly relates to an endoscopic hemostasis device for thoracic surgery, which comprises an integral assembly, the integral assembly comprises a holding assembly, and one side of the holding assembly is movably sleeved with an outer tube assembly; the hemostasis assembly is assembled at the end, away from the holding assembly, of the interior of the outer tube assembly, the hemostasis assembly comprises a clamping assembly, the clamping assembly is provided with a forking assembly, the forking assembly is fixedly connected with a regulation and control assembly, and the regulation and control assembly is connected to the side, away from the outer tube assembly, of the holding assembly. According to the device, the wound position can be checked in a close range, the wound is clamped for hemostasis, meanwhile, the shape and the position of the clamping assembly can be adjusted and controlled according to the shape and the position of the wound of a patient, so that the device adapts to wounds of different shapes and positions, and whether the clamping assembly stretches out or not is selected according to operation requirements; and after the clamping assembly extends out, the clamping assembly is automatically opened, so that the operation difficulty is reduced.

The utility model relates to the field of thoracic surgery operation equipment, in particular to a non-destructive artery vessel clamp for thoracic surgery operation, which comprises a first clamp main body and a second clamp main body, U-shaped pressing plates are arranged at the upper ends of the first clamp main body and the second clamp main body, mounting grooves are formed in the U-shaped pressing plates, elastic blocks are fixedly mounted in the mounting grooves, and the elastic blocks are fixedly connected with the first clamp main body and the second clamp main body. A tooth pressing plate is fixedly mounted on the elastic block, and a tooth pressing piece is arranged on the tooth pressing plate; according to the artery vessel forceps, the pressing plate of the artery vessel forceps is of the U-shaped structure, a blood vessel crevasse is arranged on the inner side of the U-shaped pressing plate, blood vessels on the two sides of the crevasse are clamped for hemostasis at the same time, the blood vessel crevasse can be conveniently leaked out in cooperation with the hollowed-out position in the middle of the U-shaped pressing plate, and the blood vessel crevasse is sewn while the blood vessel crevasse is clamped for hemostasis; and the use convenience of the artery vessel forceps for the thoracic surgery is improved.

The utility model relates to a thoracic surgery fixing device which comprises a first fixing plate, a second fixing plate and a third fixing plate. A plurality of elastic bands; the multiple length and tightness adjusting assemblies are arranged in the multiple mounting grooves correspondingly, the length and tightness adjusting assemblies are used for adjusting the length and tightness of the elastic band, and each length and tightness adjusting assembly comprises an adjusting piece; the adjusting piece comprises a fixing shell, and the fixing shell is fixed in the mounting groove. The helical tooth wheel disc is rotated through the adjusting button, so that the winding rod is driven to wind or unwind the elastic band, the unwound and wound elastic band is limited under automatic limiting of the first spring and the locking plate, the length of the elastic band can be adjusted according to the figure of a patient, the distance between the first fixing plate and the second fixing plate can be changed, and the patient can conveniently take up or pay off the elastic band. And after the elasticity of the elastic band is reduced, the elastic band can be adjusted to be normally used, the elastic band does not need to be frequently replaced, and the replacement frequency of the elastic band is reduced.

The utility model relates to the technical field of medical auxiliary instruments, and provides an adjustable chest opener for thoracic surgery, which comprises a support frame and two mounting seats, the two trapezoidal grooves are formed in the surfaces of the opposite sides of the two mounting seats, and bolts are embedded into the inner walls of the two trapezoidal grooves in a threaded mode; the device further comprises two movable plates. During use, when a medical worker rotates a bolt in a trapezoidal groove, a movable plate on the surface of a supporting frame and a mounting seat are mounted on the surface of an operating bed, then a threaded rod I in a long groove is rotated to drive a cross rod on the outer surface of the threaded rod I to adjust the height, and the height of the operating bed is adjusted by adjusting the position of the cross rod; therefore, when thoracotomy is carried out on different patients, the device is adjusted to the corresponding height, the applicability of the device is improved, meanwhile, the whole device is installed on the surface of the supporting frame, force applied to ribs of the patients is reduced, and harm to the patients is reduced.

The invention discloses an adjustable chest opener for thoracic surgery, which is characterized in that a telescopic support frame is fixedly mounted on a moving seat, one end of a frame plate is inserted and fixed on the telescopic support frame, the other end of the frame plate is connected with the chest opener, the chest opener comprises a telescopic half frame, and a sliding groove is formed in the inner side of a front side rod of the telescopic half frame; the rear side rod is provided with a through groove corresponding to the sliding groove, one end of the left positioning rod is in sliding connection with the sliding groove, the other end of the left positioning rod penetrates through the through groove and extends outwards, one end of the right positioning rod is fixed to the end of the sliding groove, the other end of the right positioning rod penetrates through the through groove and extends outwards, and one end of the spiral positioning rod penetrates through the left positioning rod and then is inserted into the right positioning rod. The left positioning rod and the right positioning rod are each provided with two opening frames. According to the adjustable chest opener for the thoracic surgery, the position of the opening frame can be accurately adjusted, the adjustable chest opener can adapt to patients of different individuals in combination with the use of the universal head assembly, the sight of a doctor cannot be blocked during operation, and the adjustable chest opener is more convenient to use during the surgery.