13 results about "Surgery.cardiothoracic" patented technology

The invention discloses a cardiothoracic surgery puncture outfit stable in puncture force, and belongs to the technical field of medical puncture equipment.The cardiothoracic surgery puncture outfit stable in puncture force comprises an outer tube assembly, a puncture assembly is installed in the outer tube assembly, and a connecting mechanism is installed at one end of the outer tube assembly; one end of the connecting mechanism is provided with a grasping forceps assembly, and the other end of the connecting mechanism is provided with an endoscope assembly. By designing the connecting mechanism, the grasping forceps assembly and the endoscope assembly, the grasping forceps assembly and the endoscope assembly can be quickly exchanged in the use process, and the medical instrument can be replaced through the operation of a single medical worker without the assistance of an assistant, so that the medical instrument is prevented from falling off in the process of transferring the medical instrument, the number of surgical steps is reduced, and the surgical efficiency is improved. Therefore, the puncture operation efficiency is improved.

The utility model discloses a minimally invasive incision protection device for cardiothoracic surgery, which belongs to the technical field of cardiothoracic surgery postoperative recovery, and comprises a silica gel ring which is pasted on the surface of skin and is used for fixing drug delivery cotton, and a protection shell which forms a closed space with the surface of the skin to protect an incision is arranged at the top of the silica gel ring. An air cavity communicated with the closed space is formed in the top of the protective shell; cooling liquid is arranged in the cooling cavity, the cooling cavity is arranged in a circumferential array, a cooling pipe is arranged in the cooling cavity, an air inlet and an air outlet of the cooling pipe are communicated with the air cavity and the closed space respectively, and the air outlet of the cooling pipe is located at the bottom of the closed space and faces the medicine feeding cotton. By means of the protective shell, the cooling pipe, the air cavity and the cooling cavity, ventilation and heat dissipation can be conducted on an incision, skin surface ulceration caused by non-ventilation at the incision is effectively avoided, and meanwhile bacteria in the external environment can be effectively prevented from infecting a wound in an internal circulation ventilation mode.

The application discloses a drainage device for cardiothoracic surgery and belongs to the technical field of medical devices. The drainage device comprises a drainage device main body, the drainage device main body comprises a drainage tube, a fixing assembly is arranged on the part of the drainage tube close to the chest wall in a sleeving mode, the fixing assembly comprises a sticking plate, the sticking plate is provided with a first notch extending from the middle part to one side surface, the middle part of the sticking plate is provided with a rotating seat, one end of the rotating seat is fixed to the sticking plate, the other end of the rotating seat is provided with a spherical groove, the rotating seat is provided with a second notch extending outward from the middle part, the spherical groove is provided with a hollow ball head, the ball head is connected to the spherical groove in a universal mode, the outer wall of the ball head is provided with a third notch, the part of the ball head outside the rotating seat is provided with a lower connecting pipe, and the outer wall of the lower connecting pipe is provided with a first outer thread. The technical scheme is used to improve the connection stability of the drainage tube and the thoracic cavity.

The utility model relates to the field of medical instruments, in particular to a cardiothoracic surgery breathing exercise device. Comprising an air blowing cylinder, a sealing ring, a balloon, a sliding frame, a fixing ring, a fixing block, an elastic piece, a guide rod and an inclined block. The right end of the air blowing cylinder is provided with two sealing rings, the right side of the air blowing cylinder is sleeved with a balloon, the right end of the air blowing cylinder is slidably provided with a sliding frame, the right end of the air blowing cylinder is provided with a fixing ring, the inner side of the sliding frame is provided with a groove matched with the fixing ring, the inner side of the sliding frame is evenly provided with four guide rods, and the four guide rods are slidably connected with four fixing blocks respectively; the outer side of the guide rod is sleeved with an elastic piece. The balloon is arranged on the right side of the air blowing cylinder in a sleeving mode, airtight packaging is achieved at the opening through the double sealing rings, and it is guaranteed that no air leakage phenomenon exists in the air blowing process; the sliding frame is moved rightwards to be separated from the fixing ring, the fixing block is driven by the elastic piece to move, finally, the right side end face of the fixing block tightly presses the opening edge of the balloon, and the balloon is firmly fixed to the air blowing cylinder.

The present application relates to the technical field of cardiothoracic surgery, in particular to a cardiothoracic nursing chest tube fixing support, which comprises a base clamp, the base clamp comprises a clamp block, a screw rod is threadedly connected through the surface of the clamp block, one end of the screw rod close to the inner wall of the clamp block is rotationally connected with a resisting plate, the surface of the base clamp is provided with a rotating device, the rotating device adjusts the horizontal angle of the drainage tube inserted into the chest cavity of the patient, so as to better ensure the adaptive use of the drainage tube, and the side of the rotating device is provided with a lifting device, the drainage tube can be better used, the height angle of the drainage tube assembly is more adaptive to the position of the drainage tube inserted into the chest cavity of the patient while ensuring the fixed position of the drainage tube, the drainage tube is not easy to pull the chest cavity wound of the patient to cause secondary injury, the patient is better treated and protected, and the safety and functionality of the drainage tube use are improved.

The invention relates to a multifunctional auxiliary puncture device for cardiothoracic surgery, and belongs to the technical field of medical instruments. In order to achieve automatic disinfection, improve the puncture accuracy and improve the surgical effect, the auxiliary puncture device comprises a fixing assembly, a moving cylinder, a positioning assembly and a disinfection cylinder, the fixing assembly comprises a fixing cylinder, an operation groove is formed in the fixing cylinder, and guide rails are arranged on the two sides of the operation groove; the moving cylinder is in sliding connection with the guide rail and can slide in the extending direction of the guide rail, an inner cavity of the moving cylinder communicates with the operation groove, and an opening is formed in the cylinder wall so that an operation area, located in the cylinder wall, of the operation groove can be exposed; the positioning assembly comprises a positioning cylinder and a first rotating shaft, the positioning cylinder is arranged in an inner cavity of the moving cylinder through the first rotating shaft, and the first rotating shaft is rotationally connected with the positioning cylinder; the disinfection cylinder is arranged in the inner cavity of the movable cylinder and is configured to reciprocate in the operation area. The auxiliary puncture device can achieve automatic disinfection and angle adjustment of the puncture needle, puncture accuracy is improved, and the operation effect is improved.

Antibodies which bind selectively to cardiac conduction system (CCS) cells, imaging and / or diagnostic reagents and compositions visualizing the CCS cells and therapeutic products and compositions comprising one or more of the antibodies. Methods for delivering therapeutic agents to the CCS cells. The disclosure further provides methods for visualizing the CCS cells in vivo in real time, including in a subject undergoing a cardiothoracic surgery or other cardiac intervention. Compositions and methods for isolation, purification, analyses and / or transplantation of the CCS cells, including pluripotent stem cell (hiPSC)-derived or human embryonic stem cell (hESC)-derived CCS cells.

The utility model relates to the technical field of breathing exercise devices for cardiothoracic surgery nursing, in particular to a breathing exercise device for cardiothoracic surgery nursing, which is convenient to use and comprises a breathing exercise device body, a ventilation hose is arranged at the top end of the breathing exercise device body, and a fixed mask is arranged at the top end of the ventilation hose. A bent blowing head is arranged at the bottom of the fixed mask, a saliva blocking film is arranged in the middle of the bent blowing head, the bottom end of the bent blowing head is matched with the ventilation hose, and a tooth fixing biting groove is formed in the front portion of the bent blowing head.

The invention provides a method for identifying a subject suitable for receiving a lung transplant, the method comprising: subjecting a sample to mass spectrometry analysis (in the negative ion mode or positive ion mode; preferably in the positive ion mode) and generating a mass spectrum output; wherein said sample is an isolated sample obtained from a subject that is a candidate for receiving a lung transplant; detecting one or more peak set in said mass spectrum output; wherein the presence of said one or more peak set indicates that the subject is not a suitable candidate for receiving a lung transplant; or wherein the absence of said one or more peak set indicates that the subject is a suitable candidate for receiving a lung transplant. The invention relies on the detection of peak sets specific to the membrane of pathogens, in particular mycobacteria.

This invention discloses a pneumothorax emergency device for cardiothoracic surgery, relating to the field of medical device technology. It includes a piston cylinder with a piston plate slidably connected inside. A puncture tube is engaged and connected to the lower end of the piston cylinder. An adjustment assembly is provided on the lower side of the piston cylinder. The adjustment assembly includes a first sleeve fixedly connected to the outer surface of the lower end of the piston cylinder, a second sleeve threadedly connected to the inner surface of the first sleeve, a contact plate fixedly connected to the outer surface of the lower end of the second sleeve, and a scale fixedly connected to the outer surface of the upper end of the contact plate. By setting up the adjustment assembly, the puncture depth of the puncture tube can be adjusted according to the patient's body size, which not only improves the operational accuracy of the pneumothorax emergency device during use but also effectively reduces the probability of lung damage caused by the puncture tube, thereby effectively improving the safety and reliability of pneumothorax emergency care.

The application discloses a kind of thoracic cardiovascular surgery vessel holders, belong to blood vessel clamping technical field, by support base component, multi-axis support component and clamping component composition, support base component uses double vacuum pump to be matched with double structure adsorption head, can be closely adsorbed in medical plane, provide stable base;Multi-axis support component includes seven-axis linkage structure and self-locking joint, can realize all-around angle and height adjustment, the sixth rotating shaft is telescopic rod, and depth fine adjustment can be completed in cooperation with assembly seat, and automatically lock position after adjustment;Clamping component is clamped by screw rod screw thread transmission and lever structure, and is matched with elastic clamp pad and gyro wheel, and clamping force is accurately controllable, and screw thread self-locking can be durable pressure retention;The device does not need to be continuously hand-held, can avoid blood vessel injury, adapts multiple blood vessel operation scene, effectively improves the safety and operating efficiency of thoracic cardiovascular surgery.

The present application belongs to the technical field of medical teaching instruments, and particularly relates to a surgical simulation device for thoracic surgery teaching, which comprises a mounting base, an adjusting portion arranged on the upper portion of the mounting base, and a simulation portion arranged in the adjusting portion. The adjusting portion can adjust the simulation portion to be inclined in the horizontal direction, and can also provide guidance and support during the removal of the simulation portion. The simulation portion comprises a docking seat, a shell, an organ bag and a gravity roller. The docking seat is fixedly connected with a sliding portion in the adjusting portion, the shell is fixedly connected with a rotating portion of the adjusting portion, and the gravity roller is arranged in the docking seat. The present application can simulate the gravity displacement of organs through the gravity roller, improve the authenticity of teaching, realize automatic posture switching through a movable groove, ensure stable removal, realize the integration of angle adjustment and removal guidance through an integrated adjusting portion, and has compact structure and convenient operation.

This utility model belongs to the field of medical device technology and discloses a tunneling knife for cardiothoracic surgery. It includes a knife body and blade tips and a handle respectively disposed at both ends of the knife body, with the blade tips being conical or bullet-shaped. This utility model has a simple structure, is easy to operate, can precisely control the size and shape of the incision, and results in a small surgical wound, making it highly practical. This utility model also includes a tunnel tube sleeved on the knife body. The tunnel tube sleeved on the knife body allows the tunnel tube to be inserted into the puncture tunnel during the puncture process. After the puncture is completed, there is no need to insert the tunnel tube separately after the puncture, which greatly improves surgical efficiency.