12 results about "Surgical puncture" patented technology

The application provides a transjugular intrahepatic portosystemic shunt (TIPS) operation simulation training device, and relates to the technical field of operation simulation training, which comprises a shell, an outer pipe fixedly embedded in the shell, a fixed sheet fixedly installed on the inner wall of the shell, an adjusting bottom plate, a storage bottom slope and a bottom connecting disc fixedly installed on one side of the outer surface of the shell, an anti-collision groove formed in one side of the outer surface of the shell, a recorder fixedly installed on one side of the outer surface of the fixed sheet, a through hole formed in one side of the shell close to the adjusting bottom plate, and a fixed side row, a supporting side row, a supporting row and a first motor fixedly installed on the top of the outer surface of the adjusting bottom plate. The application simulates the movable state of the puncture tube in the cavity by cooperation of the strip-shaped groove, the spring, the pressing switch, the recorder and the through hole, improves the puncture simulation difficulty, improves the effect of TIPS operation puncture training, records the state during puncture, and facilitates subsequent targeted puncture training.

The invention relates to the technical field of hepatobiliary surgery puncture devices, and provides a hepatobiliary surgery puncture device capable of achieving rapid positioning, the hepatobiliary surgery puncture device comprises a puncture auxiliary base, the outer wall of the puncture auxiliary base is fixedly connected with a positioning mechanism, and the outer wall of the puncture auxiliary base is fixedly provided with a positioning buckle; the positioning mechanism comprises a first sleeve fixedly installed on the outer wall of the puncture auxiliary base, the outer wall of the first sleeve is movably connected with an adjusting knob, the outer wall of the adjusting knob is fixedly connected with a rotating shaft, the outer wall of the rotating shaft is fixedly connected with a second winding roller, and the outer wall of the second winding roller is fixedly connected with a positioning bandage. And the outer wall of the rotating shaft is fixedly connected with a ratchet wheel. By rotating an adjusting knob, a second winding roller is driven to rotate, and a positioning bandage is wound, so that the positioning bandage is tightened, the effect of conveniently and rapidly installing and positioning the puncture auxiliary base according to the body type difference of patients is achieved, and thus a puncture needle can more stably perform liver and gall puncture.

The invention relates to the technical field of puncture positioning, in particular to a transforaminal endoscopic surgery puncture positioning device which comprises a placement module, the placement module comprises an operation table and a plurality of mounting rails, a plurality of connecting frames are arranged on the mounting rails, a plurality of limiting frames are slidably arranged on the mounting rails, and a plurality of supporting mechanisms are arranged at the bottom of the operation table. The operation table is provided with a limiting mechanism, and a first positioning mechanism is arranged at the bottom of the operation table and comprises a positioning frame and a first magnet piece. According to the device, a guide pipe is fixedly connected through a first limiting ball, the position of a T-shaped plate on an operation table can be adjusted according to the puncture position and angle, under the action of a first magnet piece, the T-shaped plate can be prevented from moving freely on the operation table as much as possible, and a puncture tool can penetrate through the first limiting ball and the interior of the guide pipe; and the T-shaped plate and the guide tube can play a certain auxiliary fixing role on the puncture tool, so that the operation burden of a doctor can be reduced, the fatigue of the hand can be reduced, and the puncture operation can be smoothly carried out.

The invention discloses an abdominal cavity operation puncture outfit which comprises a puncture outfit body and further comprises two arc-shaped fixing plates, and the two arc-shaped fixing plates are symmetrically distributed on the two sides of the puncture outfit body. The pedal is treaded by feet, air in the arc-shaped groove is extracted through the air extraction assembly, so that the arc-shaped fixing plates suck the abdominal skin of a patient, the abdominal skin of the patient can be driven to move upwards to cater to the puncture outfit body by pulling the handle with the hand, and meanwhile an operator presses the pressing plate and drives the two arc-shaped fixing plates to deflect and open through the auxiliary assembly. Meanwhile, a puncture opening of the patient is dragged and exposed, so that puncture operation of an operator is facilitated, meanwhile, the linkage assembly is used for driving the two arc-shaped plates to be closed to form a guide channel to guide the puncture outfit body, and then the puncture precision is improved; therefore, the distance between the abdominal skin and the viscera of the patient is increased, the puncture risk is reduced, and meanwhile the operation pressure of medical staff is reduced.

The invention provides a gastrointestinal surgery abdominal cavity operation puncture device, and relates to the field of abdominal cavity puncture operations. The gastrointestinal surgery abdominal cavity operation puncture device comprises two device blocks, cavities are formed in the middles of the front ends and the rear ends of the two device blocks, adjusting assemblies are fixedly arranged in the four cavities, and elastic bands are fixedly arranged at the upper ends of the four adjusting assemblies in pairs. A puncture plate is fixedly arranged in the middles of the upper end faces of the two device blocks, a through hole is formed in the middle of the upper end face of the puncture plate, electric guide rails are fixedly arranged on the two sides of the through hole, buffer assemblies are fixedly arranged at the lower ends of the two electric guide rails, and pull belts are fixedly arranged between the two electric guide rails. A movable sleeve is fixedly arranged between the two pull belts, and sliding assemblies are fixedly arranged on the upper portions of the two sides of the movable sleeve. By means of the puncture device, puncture treatment is more stable when a patient is subjected to puncture treatment, and the puncture position of the puncture device can be conveniently adjusted.

The present application relates to the technical fields of abdominal operation puncture, in particular to a kind of abdominal operation puncture device, including sleeve assembly and puncture assembly, the sleeve assembly includes outer sleeve, air inlet shell and air inlet pipe, the air inlet shell is communicated with outer sleeve top end, one end of the air inlet pipe is communicated with air inlet shell;The puncture assembly includes puncture needle tube, miniature camera and puncture needle stable push-in assembly, the puncture needle tube is slidably penetrated through air inlet shell and outer sleeve, and the end of puncture needle tube far from outer sleeve is puncture end, the puncture needle tube is made of transparent material;When the present application is used, puncture assembly and sleeve assembly can be stably punctured respectively, can avoid the phenomenon that tissue damage, bleeding, liver injury and postoperative complication occur due to the resistance or too small during puncture, further guarantee subsequent operation stable.

This invention relates to the field of organ visualization adjustment technology, specifically to an organ suspension device for minimally invasive laparoscopic surgery. The device includes a suspension assembly and a support assembly. The suspension assembly extends through the top of the support assembly, and the bottom of the support assembly is attached to the operating table. The top of the support assembly is adjustable, while the bottom of the suspension assembly extends into the abdominal cavity. The suspension assembly includes a catheter mechanism and an adjustment mechanism mounted on top of the catheter mechanism. The catheter mechanism has multiple channels. The advantages of this invention are the use of a slender catheter mechanism with an outer diameter adapted to the size of the minimally invasive surgical puncture port, allowing direct insertion into the abdominal cavity through a single puncture port without enlarging the incision or adding additional puncture ports, thus preserving the core advantages of minimally invasive surgery: small incision and minimal trauma. Compared to traditional visualization adjustments that require tissue traction, this reduces tissue damage, effectively decreasing postoperative pain, bleeding, and other complications, and shortening the recovery period.

The invention provides a vertebral compression fracture preoperative diagnosis and treatment method and device based on Sudoku division. The method comprises the steps that a spine preoperative prone position thin-scanning CT image is obtained; inputting the spine preoperative prone position thin-scanning CT image containing the fractured centrum into the trained osteoporotic centrum compression fracture recognition model to obtain the recognized fractured centrum; planning vertebral pedicle bony puncture surface path parameters and 3D guide plate parameters of the fractured vertebral body based on Sudoku division; and printing and generating the 3D guide plate based on the planned 3D guide plate parameters. According to the application, the osteoporotic centrum compression fracture recognition model is used for recognition, and the puncture approach path is planned through the pedicle bony puncture surface through sudoku division, so that the angle and the direction of the puncture needle are planned in the pedicle puncture safety area, and related complications of operation puncture in an operation are avoided.

The utility model relates to the technical field of medical instruments, and provides a single-hole multi-channel surgical puncture outfit which comprises a rigid tube and a flexible tube which are sequentially connected from near to far, the rigid tube is used for being inserted into the anus, and the rigid tube and the flexible tube are coaxially arranged and communicated. A first connecting structure is arranged on the outer wall of the far end of the rigid pipe, the far end of the flexible pipe is turned outwards and curled towards the near position, the turned-outwards flexible pipe can be fixedly connected with the rigid pipe in a sealed mode through the first connecting structure, and a gap is formed between the turned-outwards flexible pipe and the rigid pipe to form an annular air bag; an inflation hole is formed in the position, corresponding to the annular air bag, of the rigid pipe and can be communicated with the air bag, the inflation hole is communicated with the first end of an inflation pipe, and the second end of the inflation pipe is used for being communicated with an air source. The shape is simple, and industrial manufacturing and production are facilitated.

The invention discloses an arthroscope puncture instrument for the orthopedics department. The arthroscope puncture instrument for the orthopedics department comprises a supporting plate, and a supporting and fixing mechanism is arranged above the supporting plate; the supporting and fixing mechanism comprises a popliteal space base plate, a shank base plate and a thigh base plate, the sides, close to each other, of the shank base plate and the thigh base plate are connected with the popliteal space base plate, and the other sides of the shank base plate and the thigh base plate are connected with the supporting plate; bandages are mounted on the shank base plate and the thigh base plate. According to the arthroscope puncture instrument for the orthopedics department, the supporting frame with the position capable of being transversely adjusted is arranged on the arc-shaped frame, the supporting block with the position capable of being longitudinally adjusted is installed on the supporting frame, and the supporting pipe capable of being deflected for use is installed on the supporting block, so that the three-dimensional space position of the arthroscope puncture instrument penetrating into the supporting pipe can be adjusted; and the device can deflect by a certain angle and can be better adapted to the change of an operation puncture angle for use.

The invention discloses a puncture drainage tube fixing device for the cardiothoracic surgery department, and belongs to the technical field of medical instruments.The drainage tube fixing device comprises a mechanical arm, a clamping assembly is arranged on the mechanical arm, the clamping assembly can clamp and fix a drainage tube, and any one or two joints of the mechanical arm are provided with force buffering assemblies; the transmission mode of force on the mechanical arm is changed; when the pulling force borne by the drainage tube does not exceed a first threshold value, the mechanical arm is changed from a bent shape to a straight shape; when the change rate of the pulling force borne by the drainage tube exceeds a first threshold value and the pulling force is lower than a second threshold value, the force buffering assembly changes the transmission mode of the mechanical arm force; when the pulling force borne by the drainage tube exceeds a second threshold value, the clamping assembly cancels clamping and fixing of the drainage tube, and the drainage tube can slide relative to the clamping assembly. According to the invention, the mode conversion from passive rigid fixing to active intelligent buffering is realized, and different types of traction are intelligently distinguished and coped with through a three-level response mechanism, so that the safety and the comfort are greatly improved.

This utility model discloses a one-way valve for a surgical puncture device, relating to the field of medical equipment technology. It includes an air outlet pipe, with an air inlet pipe connected internally via an air inlet mechanism. The air outlet pipe has an air inlet mechanism inside. A filter mechanism is located at the right end of the air inlet pipe. The filter mechanism includes a connecting pipe fixedly connected to the right end of the air inlet pipe. The inner side wall of the connecting pipe has symmetrically formed L-shaped grooves on its right side, and a hemispherical groove on the right side of the L-shaped grooves. A filter pipe is connected internally to the connecting pipe, and connecting blocks are symmetrically fixedly connected to the outer side wall of the filter pipe. This one-way valve for the surgical puncture device, utilizing the filter pipe, filters the incoming gas, preventing impurities from entering the patient's body, improving safety, avoiding infection, and allowing for easy disassembly and replacement as needed, avoiding the need for additional filtering devices and improving the device's practicality.