76results about "Pneumothorax apparatus" patented technology

The invention belongs to the technical field of medical instruments, and particularly relates to a portable pneumothorax catheterization device compact in structure and efficient in operation. The portable pneumothorax catheterization device comprises a puncture mechanism, an auxiliary fixing assembly and an adjusting assembly are arranged on the puncture mechanism, and a drainage tube is detachably connected into the puncture mechanism; the end, away from the puncture mechanism, of the drainage tube is connected with the collection bottle, a one-way valve is arranged at the end of the drainage tube, a through hole and a flowing groove are formed in the end, away from the one-way valve, of the drainage tube, and a thin tube is arranged in the drainage tube and communicated with the air bag. According to the safe and reliable portable pneumothorax catheterization device, a supporting cylinder, a limiting block and a reset spring of the puncture mechanism are linked, a puncture needle can be driven to stretch out for puncture by rotating the supporting cylinder, catheter propelling is synchronously completed, and traditional tedious steps such as puncture and incision are omitted; auxiliary instruments such as scissors and pliers are not needed, the problem that a traditional process is complex is solved, the method is suitable for emergency scenes such as pre-hospital first aid and field rescue, and time is won for rescue.

A smart fluid discharge monitoring device can have a housing; a frame within the housing; a cartridge positioned within an upper shell of the housing, the cartridge having a window, through which a discharge fluid can flow; a door removably attached to the housing, the door delimiting an interior region of the housing below the upper shell; a tube connected to the cartridge; a plurality of tanks removably secured within the interior region, the tanks receiving the discharge fluid from the cartridge. The smart fluid discharge monitoring device can detect one or more optical characteristics of the discharge fluid through the window as the discharge fluid flows through the cartridge. The smart fluid discharge monitoring device can be a smart catheter or a smart chest tube.

The utility model discloses a pneumothorax first-aid device which comprises a bandage A and a bandage B. The bandage A and the bandage B are connected through a fixing piece, the pneumothorax first-aid device further comprises a supporting belt which is fixedly connected between the bandage A and the bandage B. The axial section of the supporting belt is shaped like a Chinese character'hui '. An elliptical tubular space is defined by the bandage A, the supporting belt and the bandage B; the transverse plate is connected to the supporting belt through a moving part, and an elastic pressing plate is installed on the transverse plate; through the arrangement of the movable plate and the movable groove, the elastic pressing plate can slide on the supporting belt, the pressing position of the elastic pressing plate can be conveniently and rapidly adjusted in the binding process, the whole position does not need to be moved, the elastic pressing plate can be rapidly and accurately pressed on dressing or a cotton cushion at the wound of a patient, and the dressing or the cotton cushion is not prone to being damaged. And the first-aid treatment efficiency is further improved.

The invention belongs to the technical field of drainage devices, and particularly relates to a thoracic surgery nursing drainage device which comprises a device body and a PLC arranged on the side wall of the device body, and the upper side wall of the device body is fixedly communicated with an insertion pipe and a handle. When the drainage device is used, the anti-pressure capability and anti-distortion capability of the drainage tube can be improved, so that the situation that the normal working capability of the drainage device is influenced due to improper body position of a patient or compression and distortion of the drainage tube by foreign objects is avoided, and the safety of the drainage device used by the patient is ensured; when the patient uses the drainage device and needs to get up to walk, the height of the drainage device can be automatically detected in the process of lifting the drainage device, and when it is found that the placement position of the drainage device is too high, the patient can be reminded in time, so that the drainage device has enough gravity to lead out hydrops in the thoracic cavity; and the problem that the drainage device is placed too high, so that effusion flows back, and infection is caused is solved.

The utility model relates to the technical field of medical instruments, in particular to a pleuroperitoneal cavity exhaust pressure reducer which comprises a puncture assembly and a pressure reduction assembly, the puncture assembly comprises a puncture cannula and a needle core, the puncture cannula is arranged on the surface of the needle core in a sleeved mode, a through hole is formed in the surface of the right end of the puncture cannula, and the pressure reduction assembly comprises a hose one-way valve and a connecting base. The connecting base is fixedly connected to the left end of the puncture cannula, the number of the through holes is multiple, every four through holes form one group and are divided into three groups, and the three groups of through holes are formed in the surface of the puncture cannula at equal intervals. The puncture assembly is arranged, the needle core and the puncture cannula are punctured into the abdominal cavity of a patient together, then the needle core is rotated to be pulled out of the puncture cannula, the end, in the abdominal cavity, of the puncture cannula is reset and bent, and the bent puncture cannula is matched with the design of the through hole; the drainage decompression device can avoid injury to visceral organs of a patient while conducting drainage decompression, and meanwhile, an assistant is not needed for fixation, and the puncture depth does not need to be adjusted in time.

The utility model provides a pneumothorax deep vein catheterization drainage device capable of being automatically externally connected with a water-sealed bottle, and relates to the technical field of medical equipment, the pneumothorax deep vein catheterization drainage device comprises a drainage tube main body, two ends of the drainage tube main body are respectively connected with an output tube and an input tube; a storage cover is mounted on the outer side of the output pipe; a collecting piece is installed on the side face of the storage cover. A hole is formed in the side face of the collecting piece, and the hole in the side face of the collecting piece is communicated with the inner side of the storage cover; a fixed cover is mounted on the outer side of the input pipe; a detachable binding belt is installed on the side face of the fixing cover, and a force component plate is installed on the outer side of the fixing cover. The multiple supporting rings are distributed on the outer side of the tubular drainage device, the situation that flow of gas or liquid in the pleural cavity is affected by deformation of the drainage device is reduced, it is guaranteed that the guided-out gas or liquid is discharged in time, and the problems that deformation exists when the drainage device is pressed, and flow-out of the gas or liquid in the pleural cavity is affected are solved.

A chest dressing includes an air and fluid impermeable main body having a diverter that is positioned centrally along the bottom surface and a plurality of fluid drains extending outward therefrom. Each of the fluid drains include an opening along a distal end that removes blood and air from the bottom surface of the main body through to the top surface of the main body. The bottom surface including a layer of skin safe adhesive that is positioned between the plurality of fluid drains and along the entire outer periphery of the main body. A removable protective cover is positioned against the adhesive on the bottom surface of the main body, and the main body and protective cover include living hinges to permit the device to fold twice in order to reduce the size of the device by 75% when being stored.

The invention discloses thoracic closed drainage equipment for the pneumology department. The thoracic closed drainage equipment comprises a drainage bottle and a base. The drainage bottle comprises a first containing cavity, a second containing cavity, a third containing cavity, a gas-liquid inlet pipe, a first guide pipe, a second guide pipe, a gas exhaust pipe and a pressure adjusting pipe. The gas-liquid inlet pipe, the first containing cavity, the first guide pipe, the second containing cavity, the second guide pipe, the third containing cavity and the gas exhaust pipe are sequentially connected in the gas flowing direction. An outlet of the first guide pipe extends into the bottom of the second accommodating cavity; an outlet of the pressure regulating pipe is communicated with the external environment, and an air outlet of the pressure regulating pipe extends into the bottom of the third accommodating cavity; the drainage bottle is pivoted to the base. The effects of independently collecting chest drainage liquid in the first containing cavity, treating drainage gas, discharging the drainage gas out of the drainage equipment through the gas discharging pipe and adjusting negative pressure are achieved. Effective extraction of hydrops and pneumatosis in the thoracic cavity of a patient is promoted. Overturning and dumping of the drainage bottle are facilitated, and the treatment process of drainage liquid in the first containing cavity is simplified.

A needle thoracostomy device with a venting device, a deployment device, and a positioning device. The venting device is configured to vent a pleural cavity of a patient. The deployment device is removably attached to the venting device and is configured to perform a needle thoracostomy to attach the venting device to the patient. The deployment device has a release mechanism which, when moved to a released position, allows the deployment device to be separated and lifted away from the venting device. The positioning device is configured to removably engage with at least one of the deployment device and the venting device to correctly position the deployment device and the venting device on the patient for the needle thoracostomy. The positioning device may position the deployment device and the venting device based on anatomical landmarks.

The invention relates to the technical field of medical instruments, in particular to a chest drainage device which comprises a drainage bottle, a drainage tube and a negative pressure mechanism, one end of the drainage tube is inserted into the drainage bottle, the other end of the drainage tube is inserted into the chest of a patient, and the negative pressure mechanism is communicated with an inner cavity of the drainage bottle. The negative pressure mechanism is driven by autonomous respiration of a patient to generate negative pressure suction force on the drainage bottle. According to the scheme, the physiological activity of the human body is converted into negative pressure power through ingenious mechanical conversion, negative pressure equipment, power supply and negative pressure generation through manual pressing of special personnel are not needed, the device can be widely applied to assisting in chest drainage in special environments such as emergency rescue and disasters lacking medical resources, and medical and human resource pressure is reduced.

The utility model discloses a pneumothorax first-aid device which comprises a box body with a built-in power supply, a breathing machine arranged in the box body, an oxygen bottle communicated with the breathing machine and a respirator which is communicated with the oxygen bottle and can extend out of the box body. A box cover with the outer side wall being an inclined face is hinged to the position, corresponding to the breathing machine, of the box body, and the non-hinged end of the box cover is detachably connected with the box body. One side of the box body is movably provided with a positioning plate for directional puncture of the gas needle, the other side of the box body is movably provided with a gas guide cylinder, and the gas needle is embedded and fixed on the positioning plate and is communicated with the gas guide cylinder. The box body internally provided with the breathing machine, the oxygen bottle and the respirator is arranged, the box body is connected with the box cover provided with the inclined face, the posture of a patient can be conveniently adjusted in good time, and the positioning plate is movably arranged so that the acupuncture position can be conveniently adjusted, positioned and guided; and the gas guide cylinder movably arranged along with the box body is convenient to carry and is also suitable for being placed during use, the structure is simple and compact, and the use is convenient.

A needle thoracostomy device with a venting device, a deployment device, and a positioning device. The venting device is configured to vent a pleural cavity of a patient. The deployment device is removably attached to the venting device and is configured to perform a needle thoracostomy to attach the venting device to the patient. The deployment device has a release mechanism which, when moved to a released position, allows the deployment device to be separated and lifted away from the venting device. The positioning device is configured to removably engage with at least one of the deployment device and the venting device to correctly position the deployment device and the venting device on the patient for the needle thoracostomy. The positioning device may position the deployment device and the venting device based on anatomical landmarks.

The present invention belongs to the technical field of medical devices, and in particular relates to an emergency nursing device for open pneumothorax, comprising a first strap and a second strap, wherein the width of the first strap is greater than the width of the second strap. After the present invention seals the wound of an open pneumothorax patient using a sealing disc, the sealing disc can be placed in a negative pressure state, thereby increasing the firmness of the contact between the adsorption sealing disc and the patient's skin. When the patient's body position changes, the sealing disc will also be firmly adsorbed on the skin, so that the air pressure in the patient's chest cavity is always maintained in a stable state. When medical staff perform puncture drainage on the patient's chest cavity, after the tip of the puncture needle passes through the patient's skin and reaches the chest cavity, the tip of the puncture needle can be automatically retracted into the silicone sleeve at the end. Even if the patient's body position changes during the puncture process, the soft silicone sleeve will not cause damage to other organs in the body, thereby reducing the risk of the puncture operation.

The invention relates to the technical field of pneumothorax drainage, and discloses a pneumothorax patient postoperative drainage device which comprises a drainage puncture mechanism, a constant-pressure buffer mechanism is arranged on the surface of the drainage puncture mechanism, a hydraulic conversion mechanism is arranged at one end of the constant-pressure buffer mechanism, and a guide supporting mechanism is arranged on the surface of the hydraulic conversion mechanism. The guiding and supporting mechanism is movably installed on the surface of the drainage puncture mechanism, a safety cut-off structure is arranged in the guiding and supporting mechanism, and a gas washing and backflow preventing mechanism is arranged at the drainage output end of the drainage puncture mechanism. According to the postoperative drainage device for the pneumothorax patient, by arranging the drainage puncture mechanism, the constant-pressure buffering mechanism, the hydraulic conversion mechanism, the guide supporting mechanism, the safety cut-off structure and the air washing and backflow preventing mechanism, buffering can be achieved through cooperation of the constant-pressure buffering mechanism and the hydraulic conversion mechanism in the using process, and the situation that drainage is too fast due to too fast suction is avoided; therefore, the situation of arrhythmia caused by longitudinal septum swing is reduced.

An indwelling pleural catheter system comprises an indwelling catheter device (2) comprising a catheter tube (7) with a fenestrated distal end (7A) configured to reside in the pleural cavity of a subject and a connection hub (10) fluidically coupled to a proximal end (7B) of the catheter tube, a skin anchoring member (3) to anchor the connection hub (10) to the skin of the subject, and optionally a detachable ambulatory suction module (4) configured for detachable attachment to the connection hub (10). The suction module (4) comprises a fluid inlet (19) configured for fluidic coupling to the catheter tube (7) through the connection hub (10) and a fluid outlet (20) configured for detachable fluidic coupling to a pleural fluid drainage system (5) to drain pleural fluid through the detachable ambulatory suction module. The detachable ambulatory suction module is configured to exert a negative pressure in the catheter tube upon detachment of the pleural fluid drainage system from the suction module. Treatment of pleural effusion using the system of the invention is described. An indwelling catheter system for draining fluid from the peritoneal cavity, and methods of treating ascites, is also described.

A high-efficiency pneumothorax needle comprises a valve tube which is internally provided with a gas guide tube; the guide pipe assembly is fixedly connected with the valve pipe, and a cavity channel located on the same straight line with the air guide pipe is formed in the guide pipe assembly; the one-way valve is connected to the side wall of the valve pipe and communicates with the air guide pipe, and one-way exhaust is achieved; and the puncture needle assembly is movably arranged in the cavity in a penetrating mode, when the puncture needle assembly penetrates through the catheter assembly, the puncture needle assembly is used for puncturing a part to be exhausted, and when the puncture needle assembly is contained in the cavity, the tail end of the air guide pipe can be closed, and only one-way valve exhausting is achieved. The thoracic cavity puncture needle is compact and reasonable in structure and convenient to operate, the puncture needle does not need to be pulled out through ingenious cooperation of the sealing part and the puncture needle assembly, meanwhile, the tail end of the air guide pipe can be automatically sealed when the puncture needle is withdrawn, the external environment is effectively isolated, and cleanliness and safety of the interior of the thoracic cavity are protected.

The utility model discloses a detachable chest drainage device. The detachable chest drainage device comprises a chest drainage tube assembly (1), a pneumothorax drainage assembly (2) and a liquid chest drainage assembly (3), wherein a first interface (12) of the chest drainage tube assembly (1) is detachably connected with a third interface (304) of the liquid chest drainage assembly (3); and the second interface (24) of the pneumothorax drainage assembly (2) is detachably connected with the fourth interface (306) of the liquid chest drainage assembly (3). According to the detachable chest drainage device, sterile liquid used in an existing drainage bottle is omitted, the problems of liquid backflow and gas backflow of the drainage bottle can be solved, meanwhile, the weight and the size of an existing closed drainage bottle are reduced, all parts can be assembled and disassembled mutually, different chest drainage requirements are met, and the detachable chest drainage device is convenient to use. Meanwhile, the purposes of portability and portability are achieved.

The invention discloses a pneumothorax first-aid device for thoracic surgery nursing. The pneumothorax first-aid device comprises a puncture penetrating connecting piece, a gas exhaust control piece and a built-in water seal pipe fitting. The invention belongs to the field of medical instruments, and particularly relates to a pneumothorax first-aid device for thoracic surgery nursing. Through innovative integration of modular design, an accurate control structure and a safety protection mechanism, the pain points of traditional pneumothorax first-aid equipment in the aspects of operation convenience, exhaust stability, safety protection and the like are solved, the first-aid efficiency is improved, the operation threshold is lowered, the risk of complications is reduced while the safety of a patient is guaranteed, and the safety of the patient is improved. The limitation that traditional pneumothorax first-aid equipment is single in function, complex in operation and insufficient in safety performance is broken through.

Devices and methods for managing chest drainage include a drainage system with a chest tube having a chest tube drainage lumen and a drainage reservoir in fluid communication with the chest tube drainage lumen. A pump may be in fluid communication with the chest tube drainage lumen and a pressure sensor may be positioned proximal to the chest tube and in communication with the chest tube drainage lumen. A controller may be in communication with the pressure sensor and the pump, wherein the controller is configured to actuate the pump at a first suction level sufficient to drain a fluid from the chest tube drainage lumen. The controller is further configured to actuate the pump at a second suction level which is different from the first suction level such that an absence of attenuation in the second suction level over time is indicative of an obstruction in the chest tube.

The utility model relates to a monitoring device for pneumothorax, which comprises a drainage bottle comprising a bottle body and a bottle cap; the catheter penetrates through the bottle cap and extends to the position near the bottom of the bottle body, and the upper end of the catheter is connected to the drainage tube to drain liquid and / or gas in the thoracic cavity of the patient into the bottle body; the camera is arranged on one side of the drainage bottle to obtain an image; the image processing unit is connected with the camera and is used for receiving the image, processing the image to identify the liquid level in the guide pipe and the liquid level in the bottle body and generating a corresponding liquid level height data signal; and the signal processor is connected with the image processing unit and is used for outputting a height difference value between the liquid level in the guide pipe and the liquid level in the bottle body according to the liquid level height data signal in the guide pipe and the liquid level height data signal in the bottle body. The device can be used for pneumothorax treatment and can assist medical staff in monitoring the pressure in the pleural cavity and the treatment effect.

The invention relates to the technical field of medical instruments, in particular to a portable multi-pipeline thoracic closed drainage tube which comprises a shell, a fixing tube is connected to the interior of the shell, a hose is connected to the outer side of the fixing tube, a hydrops assembly is arranged at the bottom of the shell, and an exhaust assembly is arranged at the top of the shell. Through the arrangement of the hydrops assembly, a special one-way airtight structural component can be adopted to prevent gas from flowing back to the thoracic cavity, the negative pressure of the thoracic cavity and the drainage of pneumatosis in the thoracic cavity can still be maintained after a water-sealed bottle is abandoned, the effects of portability and safety are achieved, and a pneumothorax patient can be prevented from being hospitalized and recuperated home after catheterization; the drainage device can be pulled out in an outpatient service after the illness state is improved, the cost of a patient is reduced, a drainage bag or a water-sealed bottle can be externally connected to the connector for the patient with pleural effusion, the connector is of a threaded structure, and meanwhile a conversion connector component of a drainage tube of a traditional water-sealed bottle structure can be provided.

The invention discloses a chest drainage tube fixing device, relates to the technical field of auxiliary devices, and aims to solve the technical problem that in the prior art, a chest drainage tube is fixed through an adhesive tape and the like, and the chest drainage tube may slip off during cough. The drainage tube fixing device comprises a fixing box, a first fixing part matched with a drainage tube is arranged on the fixing box, the first fixing part comprises a first window formed in the fixing box, the first window is attached to the skin of a patient, the first fixing part further comprises an abutting part matched with the first window, and the abutting part comprises a plurality of pressing pads arranged in the circumferential direction of the first window; each pressure pad is provided with a first part matched with an adhesive tape of the drainage tube and a second part for clamping the drainage tube, the first part and the second part are connected through a first adjusting device, and the first adjusting device can drive the first part to be attached to the adhesive tape when receiving vibration caused by cough of a patient and enables the second part to clamp the drainage tube. The first part, the second part and the like are adopted, so that the stability of the drainage tube during use is improved.

The application discloses a kind of intelligent chest cavity closed drainage bottles and data management systems after thoracic surgery, the system includes drainage bottle main body, drainage bottle main body inside is equipped with effusion collection cavity, water seal cavity and negative pressure regulating cavity.Multi-modal drainage monitoring module includes a plurality of sensors for monitoring the physical properties of drainage fluid;Patient physiological monitoring module includes heart rate variability sensor and pain score input unit.Master control unit receives and analyzes drainage fluid monitoring data and heart rate variability data, determines whether there is a correlation pattern for identifying postoperative active bleeding risk based on a pre-set correlation analysis model, and triggers a graded alarm when the pattern is identified.The application realizes early intelligent identification of active bleeding risk by integrating drainage fluid and patient physiological parameters, while providing functions such as dynamic color calibration, double anti-backflow, and automatic negative pressure adjustment, significantly improving the safety and intelligence level of postoperative drainage monitoring.

The utility model discloses a thoracocentesis needle capable of indicating. The thoracocentesis needle comprises a puncture part, a one-way tube, a gas collection chamber, a cylinder body, a piston, a pulling handle and indicating liquid, the upper end face of the puncture part is in an inclined oval shape, and the lower end of the puncture part is connected with the inlet end of the one-way pipe. The output end of the one-way pipe is communicated with one end of the gas collection chamber; the one-way pipe is used for preventing substances on one side of the output end of the one-way pipe from flowing back; the other end of the gas collecting chamber is communicated with the cylinder body, and the gas collecting chamber is used for accumulating gas and forming large bubbles to enter the cylinder body; the piston is arranged in the cylinder body; the barrel body is wholly transparent, and the internal condition of the barrel body can be seen clearly; the pulling handle is fixedly arranged on the side, away from the puncture part, of the piston. The indicating liquid is arranged in the cylinder body between the one-way pipe and the piston and in the gas collection chamber, and is used for observing bubbles overflowing from the gas collection chamber; the utility model not only has a simple structure and is convenient for judging the accuracy of a puncture position, but also can quickly relieve pneumothorax or hemothorax.

The present disclosure relates to an implantable device for improving the pump function of the heart of a human patient by applying an external force on the heart muscle. The device is provided with a first part having a first surface comprising a ceramic material, and a second part having a second surface comprising a ceramic material.

The invention relates to a minimally invasive pneumothorax drainage tube, and belongs to the technical field of medical instruments, the minimally invasive pneumothorax drainage tube comprises a hollow tube body and a puncture guide core arranged in the hollow tube body, the hollow tube body is provided with a top hole and a side drainage hole, the outer side of the tube wall of the hollow tube body is coated with a fixed air bag, the fixed air bag is connected with a capillary tube, and the capillary tube is connected with a drainage tube. A one-way valve connected with the capillary tube is arranged at the end part of the capillary tube; the fixing air bag is movably arranged on the hollow pipe body and moves in the axis direction of the hollow pipe body, and the first fixing piece is used for fixing the fixing air bag to the hollow pipe body after the fixing air bag moves to the needed position; the capillary tube is wound on the hollow tube body in a spiral shape, an unwinding piece is arranged on the hollow tube body, and the unwinding piece is used for unwinding the capillary tube to be matched with the position of the fixed air bag on the hollow tube body. The drainage tube has the effect of improving the adaptation degree of the drainage tube.

The utility model relates to a water-free water seal dual-purpose chest drainage device which comprises a bottle body, and the interior of the bottle body is divided into an indicating cavity, a pressure regulating cavity and at least one hydrops cavity which are communicated with one another through partition plates. According to the water-seal-free dual-purpose chest drainage device, safe and effective drainage in a water-seal-free state is achieved, the potential risk of pneumothorax caused by water seal liquid loss or backflow in a traditional water seal drainage device is fundamentally solved, the safety of the drainage process is greatly improved, and meanwhile the drainage effect is improved. The device also considers that part of clinical medical staff are still habitual to traditional water seal drainage operation, has a flexible mode switching function, can be conveniently converted into a water seal mode for use, is clear and visible in water column fluctuation, is completely unchanged in other operation procedures, is perfectly compatible with the existing clinical operation habits, and is suitable for popularization and application. Therefore, clinical requirements of different medical staff can be better met, and the medical care device has wider applicability and popularization value.

The present invention relates to an implantable heart help device for assisting the pump function of the heart by exerting an external force on the heart. The device is provided with a first fixating member adapted to be fixate the device to a part of the human body comprising bone, a heart pump device having a surface adapted to contact and exert an external force on the heart, a second fixating member in contact with the heart pump device. The second fixating member is displaceable in relation to the first fixating member for changing the position of the surface of the heart pump device, to allow the surface of the heart pump device to contact and exert the external force on at least two different positions on the heart.

The invention discloses a thoracic surgery drainage monitoring device, and relates to the technical field of medical instruments, the thoracic surgery drainage monitoring device comprises a shell assembly, the shell assembly comprises a drainage shell, a drainage cavity and a connecting groove, the drainage cavity is formed in the drainage shell, a sealing assembly is arranged at the top of the drainage shell, and the sealing assembly comprises a moving rod, a sealing cover and a square cavity; the square cavity is formed in the top of the drainage shell, connecting grooves are formed in the two sides of the square cavity, two moving rods slide in the square cavity, one end of each moving rod is fixedly connected with one side of a sealing cover, and the sealing cover is connected with the corresponding connecting grooves in an inserted mode. According to the system, after drainage liquid reaches a certain value, alarm information is sent to medical staff in time through cooperation of the buoy and the sensor, the medical staff can conveniently conduct treatment work in time, frequent patrol of the medical staff is not needed, the manual patrol frequency is reduced, the workload of the medical staff is relieved, and when the alarm is given out, linkage of the buoy and other components is achieved, so that the work efficiency is improved. The sealing cover closes the through hole, liquid backflow is blocked, and the pollution risk is reduced.

The invention discloses an anti-injury thoracentesis and drainage integrated needle, and belongs to the technical field of medical instruments. The device comprises a needle tube, a positioning patch, a clamping piece, an extension tube, a connecting plug, a holding plate and a liquid discharge tube. A limiting groove is formed in the needle tube, and the clamping piece can be clamped in the limiting groove in a graded mode so as to control the insertion depth of the needle body. The positioning patch is provided with a medical adhesive layer and a through tube, and can be attached to the surface of skin to realize accurate positioning; the connecting plug is connected with a pinching plate and a liquid discharge pipe, and the pinching plate is provided with anti-skid convex particles for operation; a spring buffer mechanism is arranged at the top of the connecting plug, impact force can be absorbed during puncture, and tissue damage is prevented. The needle tube is formed by compounding a novel ultra-soft polymer and metal gallium, sufficient hardness is kept at normal temperature to complete puncture, after the needle body is inserted into the body, due to the influence of the body temperature, the metal gallium is irreversibly softened within about 60 seconds, the needle tip loses rigidity, and secondary scratching is effectively avoided.