65 results about "Surgery.cardiothoracic" patented technology

The invention provides a cardiothoracic surgery risk early warning method and system based on artificial intelligence, and belongs to the technical field of cardiothoracic surgery. The system comprises a data input module used for collecting basic information and reports of patients, real-time monitoring signals of surgical equipment, medical image data and physiological index data of the patients and generating time-aligned standardized data streams; the feature processing module is used for receiving the standardized data stream and generating a fusion feature vector based on a unified time axis; and the risk prediction and early warning module is used for calculating complication risk probability values by applying a dual-channel neural network pre-training model in combination with the physiological indexes of the patient and the fusion features, integrating the complication risk probability values into a real-time risk probability table, and triggering early warning by comparing a risk threshold table. According to the method, the timeliness and prediction accuracy of cardiothoracic operation complication recognition are remarkably improved through real-time standardized alignment of the multi-source medical data, independent prediction of complication risks through the two-channel neural network and real-time updating and early warning of the dynamic probability table.

The invention relates to the technical field of medical instruments, and discloses a cardiothoracic surgery anti-blocking nursing drainage device which comprises a thoracic closed drainage bottle body, a liquid collection cavity, a water seal cavity and a negative pressure adjusting cavity, the liquid collection cavity, the water seal cavity and the negative pressure adjusting cavity are arranged in the thoracic closed drainage bottle body, and a first communication opening is formed in the top of the interior of the liquid collection cavity. The hydrops drained from the chest is collected through the hydrops collecting cavity, when the hydrops in the hydrops collecting cavity accumulates too much hydrops, the hydrops are in contact with the water level sensor, and after the water level sensor senses that the water level of the hydrops rises, the water level sensor transmits a signal to the first electric telescopic rod, so that the output end of the first electric telescopic rod shrinks to drive the first sealing plate to move upwards; meanwhile, the sealing strip is in contact with the edge of the second communication opening, so that the sealing performance of the second communication opening is better; the situation that when a large amount of effusion is accumulated in the effusion collecting cavity and a worker does not treat the effusion in time, the effusion easily overflows into the water seal cavity through the second communication opening, and consequently the pressure in the chest is increased, and breathing is difficult is avoided.

The invention belongs to the technical field of cardiothoracic surgery, and particularly relates to a cardiothoracic surgery clinical closed drainage device which comprises a drainage bottle and a drainage tube and further comprises an installation part and a tube clamping part, a spring is connected between the installation part and the tube clamping part, and an insertion tube communicated with the drainage bottle is arranged on the installation part. One end of the drainage tube is connected with the cannula in an inserted mode, and the tube clamping piece wraps the outer wall of the drainage tube. When the extension position of the drainage tube is pulled, the stability of connection between the drainage tube and the intubation tube is guaranteed through the tension of the spring, the tube clamping piece can move properly to avoid the situation that the contact position of the drainage tube and the tube clamping piece is excessively bent to affect drainage operation, and the long-time drainage use effect and the adaptability to external environment changes are improved.

The invention relates to the technical field of medical instruments, in particular to a tanning intelligent electronic chest strap used after a cardiothoracic surgery based on artificial intelligence, and a method comprises the following steps: based on a tanning intelligent electronic material, a sensor is embedded in the chest strap, and a sensor array detects biological data such as electrocardio, heartbeat, respiration and body temperature of a patient in real time; the embedded sensor array collects the biological signals in real time, and transmits the signals of the sensor sequence to the AI intelligent analysis platform through the Bluetooth device. The intelligent chest support has the advantages of high quality, comprehensive monitoring and intelligent adjustment, the tanning electronic material, namely the intelligent material with high flexibility, high air permeability and biodegradation resistance, is adopted, the comfort and safety of long-time wearing are ensured, the material has the self-adaptive adjustment characteristic, dynamic adjustment can be performed according to the postoperative recovery condition of a patient, the optimal chest support is ensured, and the intelligent chest support is suitable for popularization and application. The wearing comfort is improved, skin allergy and compression injury are reduced, the biocompatibility is enhanced, and the intelligent monitoring device is suitable for being worn after long-term postoperative rehabilitation and intelligently monitoring various vital sign changes after the operation.

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 invention discloses a drainage device for cardiothoracic surgery, and belongs to the technical field of medical instruments. Comprising a drainage device body, the drainage device body comprises a drainage tube, the portion, close to the chest wall, of the drainage tube is sleeved with a fixing assembly, the fixing assembly comprises a pasting plate, the pasting plate is provided with a first notch extending from the middle to one side face, and a rotating base is arranged in the middle of the pasting plate; one end of the rotating seat is fixed to the pasting plate, a spherical groove is formed in the other end of the rotating seat, a second notch extending outwards from the middle is formed in the rotating seat, a hollow ball head is arranged in the spherical groove, the ball head is connected into the spherical groove in a universal mode, a third notch is formed in the outer wall of the ball head, and the third notch is communicated with the second notch. A lower connecting pipe is arranged on the portion, located outside the rotating seat, of the ball head, and a first external thread is arranged on the outer wall of the lower connecting pipe. The technical scheme is used for improving the connection stability of the drainage tube and the thoracic cavity.

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 is applicable to the technical field of medical auxiliary equipment, and provides a movable and foldable drainage bottle moving device for cardiothoracic surgery, which comprises an upper device frame with an open bottom end. According to the movable and foldable drainage bottle moving device for the cardiothoracic surgery department, two supporting mechanisms and two telescopic rod mechanisms are arranged, a main body structure of the device is composed of an upper device frame, a lower device frame and a telescopic sleeve, the upper device frame, the lower device frame and the telescopic sleeve are connected with one another to form a foldable frame body, and during actual use, a drainage bottle can be placed in the device; then the two telescopic rod mechanisms are lifted upwards, at the moment, a pulling grip of the device can be held to drive the device to move, in the process, a drainage bottle in the device can be kept in a stable state and does not incline, and therefore the sealing effect of the device is guaranteed; the hand of the patient cannot bear large force, the hand of the patient can be prevented from bearing too large pressure, and fatigue is avoided.

A device for use during cardiothoracic surgery around the heart of a patient. The device includes an angled drainage tube including a first portion having a plurality of drainage orifices and a second portion which is angled relative to the first portion. A flexible drainage tube extends from the angled tube and is in fluid communication therewith. A pair of pacing electrodes are disposed on a single aspect of the first portion of the angled drainage tube. The pacing electrodes are adapted to be in contact with the heart muscle for intrinsic rhythm sensing and pacing capability thereof. At least one electrical wire is connected to the pacing electrodes and extends along a portion of the angled drainage tube. The at least one electrical wire is connectable to a pacing box via a cable for powering and controlling the pacing electrodes.

1. The name of the design product: cardiothoracic surgery electrode. 2. The use of the design product: cutting and coagulating human tissue in cardiothoracic surgery. 3. The design features of the design product: in shape. 4. The picture or photo that best indicates the design features: perspective view.

The invention relates to the technical field of health monitoring, in particular to a cardiothoracic surgery postoperative multi-device collaborative management system and method based on the Internet of Things. The system comprises a data monitoring module, a priority alarm module, a central processing module and a noise evaluation module. Real-time data of various medical devices are collected, abnormity in the data is recognized through threshold comparison, comprehensiveness of the data is ensured, alarms in target data are classified and broadcasted through the priority alarm module according to preset priorities, emergency situations are ensured to be processed preferentially, a large amount of data are processed through the central processing module, and the data processing efficiency is improved. According to the method, the correlation is identified, false alarms in the associated data are identified and eliminated, high-accuracy target data are obtained, the false alarms are effectively reduced, unnecessary interference is avoided, the system credibility is improved, the alarm modes are adaptively switched through the noise evaluation module according to the environmental noise, the alarm effectiveness is improved, and secondary false alarms caused by the noise are reduced.

1. Name of the Design Product: Medical Monitor. 2. Use of the Design Product: Medical monitor for cardiothoracic surgery. 3. Design Key Points of the Design Product: Lies in the shape. 4. Picture or Photograph that Best Illustrates the Design Key Points: Perspective View 1.

The utility model discloses an anti-blocking easily-fixed drainage device for cardiothoracic surgery, and relates to the technical field of medical auxiliary equipment. The device comprises a collecting bottle, a processing bottle is arranged at the bottom of the collecting bottle, and one side of the top of the collecting bottle is communicated with a flow guide pipe; a liquid discharging assembly is arranged at the bottom of the collecting bottle and comprises a spring rod. According to the utility model, the communicated liquid discharge pipe is arranged at the bottom of the collection bottle, so that the collected body fluid can be effectively discharged into the treatment bottle, and when the body fluid in the treatment bottle reaches a preset volume, a user can operate the inclined block by moving the pull rod, so that the limiting relationship between the inclined block and the limiting block is relieved; by means of the design, the treatment bottle can be conveniently taken out so that body fluid can be conveniently discharged, after discharging is completed, the limiting block at the top of the treatment bottle can be inserted into the inclined block again, and therefore the limiting state is restored, and the device can continue to effectively collect the body fluid.

The postoperative cardiopulmonary exercise device comprises an installation base, a fixed base is fixedly installed on the outer surface of one end of the installation base, a storage box is rotatably installed at the end, away from the fixed base, of the installation base, and a rotating mechanism is arranged in the fixed base. The training intensity is increased and reduced through the rotating mechanism. According to the postoperative cardiopulmonary exercise device for the cardiothoracic surgery department, when a patient exercises, a rotating handle can be held and rotated, a second gear is driven to rotate, a rotating ring meshed with the second gear is made to rotate, friction force between the rotating ring and a friction plate is adjusted in cooperation with a rotating screw rod, and when the patient needs to increase the arm exercise force, the rotating handle can be pulled out and inserted into a first gear, so that the rotating handle is pulled out and inserted into the first gear; through the tooth ratio difference between the first gear and the second gear, the rotating speed of the rotating ring is slowed down, the number of rotating turns of the rotating handle is increased, the exercise strength of the patient is improved, the exercise strength of the patient is conveniently adjusted, and the patient is prevented from being injured.

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 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 invention discloses a child cardiothoracic surgery cardiac minimally invasive surgery postoperative rehabilitation training device, and relates to the technical field of postoperative rehabilitation training equipment.The child cardiothoracic surgery cardiac minimally invasive surgery postoperative rehabilitation training device comprises a rehabilitation training table, a gantry moving frame is fixedly connected to the surface of the top end of one side of the rehabilitation training table, and a sliding limiting adjusting groove is formed in the top end of one side of the gantry moving frame; a sliding limiting rail is fixedly mounted in one side of the sliding limiting adjusting groove, and a sliding adjusting disc is slidably connected to the surface of one side of the sliding limiting rail. The using position of the connecting arm can be adjusted by moving the sliding adjusting disc on the sliding limiting rail. The stretching training machine is used for achieving stretching training, a patient holds a stretching training handle by hand, a linkage transmission roller is driven to operate through a stretching steel wire, and therefore weight bearing training is conducted on a weight box. Different numbers of counterweight plates can be loaded in the counterweight box to adjust the overall weight, and the counterweight plates are fixedly connected with the bolts of the counterweight limiting mounting rods through the limiting bolt mounting holes.

The utility model belongs to the technical field of cardiothoracic surgery, and particularly relates to a fixing chest strap for thoracic surgery, which comprises a front clamping plate, a back clamping plate, a back clamping plate and a back clamping plate, the rear back plate is used for being placed on the back of a patient and connected with the front clamping plate; the tightening mechanism is mounted on the front side surface of the front clamping plate; the pressurizing mechanism is arranged on one side, in contact with a patient, of the front splint; the bandage is connected between the front clamping plate and the rear back plate and connected with the human body in a binding mode, the air bags are inflated by inflating air into the air bags, meanwhile, the pressure on the thoracic cavity of a patient can be increased, the multiple sets of air bags are arranged, air of different volumes can be inflated into the air bags according to the actual use condition, and therefore the air bags can be used more conveniently. Therefore, the pressure of the device on each part of the thoracic cavity of the patient can be controlled to be different, and the use effect is better.

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 belongs to the technical field of atomization treatment equipment, and particularly relates to an expectoration assisting device for cardiothoracic surgery nursing, which comprises an atomizer and a mask, the air outlet end of an air pump in the atomizer is connected with an air outlet pipe joint, and the other end of the air outlet pipe joint is fixed on the outer wall of one side of the atomizer in a penetrating manner; the mask is connected with the air outlet pipe connector through a hose and a medicine cup, a liquid medicine concentration collecting module is fixed to the bottom of the mask, an air flow collecting module is fixed in the air outlet pipe connector, a central processing unit is fixed in the atomizer, and an air flow adjusting mechanism is arranged on the air outlet pipe connector. The liquid medicine concentration collecting module, the air flow collecting module and the air flow adjusting mechanism are arranged, the inspiration amount of a patient during atomization and the air inlet amount of the atomizer can be dynamically detected, and real-time adjustment is conducted according to data detected in real time. Therefore, the problem of liquid medicine waste or insufficient inhalation can be effectively avoided, and the atomization treatment effect is improved.

The invention relates to the field of medical equipment, in particular to lung respiratory training equipment for cardiothoracic surgery, which comprises a breathing mask, the breathing mask is communicated with an auxiliary module, and the auxiliary module is composed of a monitoring unit, an adjusting unit and a controller; the monitoring unit comprises a shell, the shell is provided with an opening communicated with the breathing mask, a barrel is installed in the shell, a spiral airflow channel is connected to the outside of the barrel, an air pressure sensor and a flow sensor are installed in the airflow channel, and the air pressure sensor and the flow sensor are both in signal connection with the controller; the adjusting unit comprises an adjusting ball and a plurality of blocking plates, pressure sensors and adjusting assemblies are installed on the blocking plates, the controller analyzes breathing air pressure and flow data collected by the air pressure sensor and the flow sensor in real time, and the controller adjusts the resistance of the adjusting assemblies according to the analysis result. The device is used for assisting a cardiothoracic surgery postoperative patient in scientific and effective lung respiratory training, and lung function recovery is promoted.

A device for use during cardiothoracic surgery around the heart of a patient. The device includes an angled drainage tube including a first portion having a plurality of drainage orifices and a second portion which is angled relative to the first portion. A flexible drainage tube extends from the angled tube and is in fluid communication therewith. A pair of pacing electrodes are disposed on a single aspect of the first portion of the angled drainage tube. The pacing electrodes are adapted to be in contact with the heart muscle for intrinsic rhythm sensing and pacing capability thereof. At least one electrical wire is connected to the pacing electrodes and extends along a portion of the angled drainage tube. The at least one electrical wire is connectable to a pacing box via a cable for powering and controlling the pacing electrodes.

The invention relates to the field of medical equipment, in particular to a nursing bed for cardiothoracic surgery rehabilitation and a patient rollover assisting method. The nursing bed comprises a bed frame body and a bed board body, the bed board body is composed of a plurality of bed board strips connected through connecting belts, and a lifting mechanism and a locking mechanism are arranged between the bed frame and the bed board. The lifting mechanism is used for pulling the bed battens upwards, and the locking mechanism is used for temporarily fixing the bed battens. In addition, a plurality of frame battens with trapezoidal sections are arranged below the bed frame body, and the bed battens are also designed into trapezoidal sections. The contact surfaces of the bed battens and the frame battens are provided with the ventilation grooves and the balls, so that comfort is improved, and friction is reduced. The lifting mechanism comprises a lifting box and a lifting cable, and precise control is achieved through a walking rod and a walking drive. When the patient turns on one side, the bed battens at the fulcrum positions are fixed through the locking mechanisms, the heights of other bed battens are adjusted through the lifting mechanisms, and stable turning on one side of the patient is achieved. And the rollover safety, comfort and convenience of the patient are improved.

The present application relates to the technical field of medical physiological data processing, in particular to a kind of cardiac surgery ICU prognosis support system and method assisted by electronic medical record.The method determines category representative point after initial classification based on physiological data, i.e., the number of categories to be classified is determined using the relatively rough results obtained by initial classification.Furthermore, the initial postoperative abnormality difference between patient sample points and category representative points is corrected based on the initial classification results, and the final classification results of each sample point are determined using the corrected postoperative abnormality difference.The present application can make the corrected postoperative abnormality difference obtained finally more accurately represent the distance between sample points and category representative points, and then determine accurate classification results, which is convenient for medical staff to provide postoperative prognosis support for patients.

Antibodies specific to human contactin2 (CNTN2), and imaging and / or diagnostic reagents and compositions visualizing the CCS cells, 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.

The invention belongs to the technical field of urine collection bags, and particularly discloses a cardiology department postoperative bacteria breeding prevention clinical urine collection bag which comprises a bag body, a connecting pipe is arranged at the top of the bag body, a main pipe is arranged on the side, located in the bag body, of the connecting pipe in a communicating mode, and a branch pipe is arranged on the main pipe in a communicating mode. A three-way electromagnetic valve is arranged at the joint of the main pipe and the branch pipe, a collecting box is arranged at the end, away from the main pipe, of the branch pipe in a communicating mode, a urine collecting mechanism is arranged in the collecting box, a pressing plate is triggered to move through the weight of urine, a pushing piece is driven to make a sliding plate move, and intermittent quantitative feeding of the antibacterial agent is achieved; urine in the urine storage box is accurately sterilized, the urine is effectively prevented from breeding bacteria, the risk that the bacteria retrograde to the bladder and the kidney along a urinary catheter to cause urinary tract infection is completely eradicated from the source, the use safety of a patient after an operation is greatly guaranteed, and the occurrence probability of postoperative infection complications of the cardiology department is reduced.

The utility model provides a cardiothoracic surgery nursing thoracic cavity pipeline fixing support which comprises a clamping frame, locking screws are in threaded connection with the interiors of the two ends of one side of the clamping frame, a clamping plate is fixedly installed at one end of each locking screw, and a rotating seat is fixedly installed at one end of the top of the clamping frame; and one end of the first adjusting rod is arranged on the inner side face of the rotating seat. According to the thoracic cavity pipeline fixing support for cardiothoracic surgery nursing, the clamping frame, the rotating base, the first adjusting rod, the second adjusting rod, the supporting frame, the arc-shaped frame and other structures are matched with one another, and when the thoracic cavity pipeline fixing support is used, the height of the first adjusting rod, the height of the second adjusting rod and the height of the supporting frame can be adjusted; the angle of the supporting frame is adjusted, so that the arc-shaped frame is located on the body of the patient, the pipeline is suspended and limited, and the situation that the wound of the patient is torn and the patient feels uncomfortable due to traction force generated by drooping of the pipeline and displacement of the patient is avoided.

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.

The invention belongs to the technical field of breathing exercise devices, and discloses a cardiothoracic surgery breathing exercise nursing device which comprises a base, the base is provided with an inspiration cylinder and an expiration cylinder, and one-way valves are connected between a breathing mask and the inspiration cylinder and between the breathing mask and the expiration cylinder; springs are connected into the expiration cylinder and the inspiration cylinder, the free ends of the springs are fixedly connected with push plates, and adjusting assemblies are arranged in the expiration cylinder and the inspiration cylinder. The base is provided with a prompting piece and a power source assembly, the power source assembly is provided with a control switch in the axial direction of the sliding rod, the expiration cylinder or the inspiration cylinder is slidably connected with the sliding rod, and the free end of the sliding rod is connected with a pressing block. Expiration training is conducted through the expiration cylinder, inspiration training is conducted through the inspiration cylinder, and the training efficiency is high; the exercise intensity is adjusted through the adjusting assembly, so that the rehabilitation exercise requirement of the patient is met; the prompting piece and the sliding rod are matched with each other, so that the exercise strength can be displayed, and the exercise interestingness can be increased.