14results about How to "Shorten surgery time" patented technology

The present application provides a kind of puncture needle positioning guide device, including four translation modules;Under the action of the former stage translation module, the latter stage translation module can move along corresponding direction;First support rod assembly is assembled on the third translation module, and the first support rod assembly includes first support rod and the first connecting assembly that is detachably connected with the first support rod, when being in the connection state, the first connecting assembly can rotate relative to the first support rod;Second support rod assembly is assembled on the fourth translation module, and the second support rod assembly includes second support rod and the second connecting assembly that is detachably connected with the second support rod, when being in the connection state, the second connecting assembly can rotate relative to the second support rod;Positioning guide assembly is detachably assembled at the first and second connecting assemblies, for positioning and guiding puncture needle, and the positioning guide assembly includes steel ball used in cooperation with navigation system.The above-mentioned device can be used in cooperation with navigation system to realize accurate positioning and guiding of puncture needle.

This invention provides an automated screw placement system and an orthopedic surgical robot, comprising: a Kirschner wire, including a wire body and a needle tip, the wire body and the needle tip being fixedly connected, the needle tip including a needle point located at the end of the needle tip; a pedicle screw, including a screw body and a milling assembly; and a power platform, including a wire placement module and a screw placement module. The wire placement module is used to place the Kirschner wire into the patient's spine, and the screw placement module is used to place the pedicle screw into the pedicle of the patient's spine. Through the collaborative design of the wire placement module and the screw placement module, the Kirschner wire positioning and screw implantation process are integrated into the same robotic arm operating platform. With the command control of the robot system, the operation time is significantly shortened, the surgical risk is further reduced, and the entire process from Kirschner wire placement to pedicle screw placement is automated.

The invention discloses a pulmonary nodule real-time positioning method and a pulmonary nodule real-time positioning device based on artificial intelligence multi-modal image fusion technology applied to a sub-pulmonary lobe resection operation, which are applied to the technical field of data processing, a three-dimensional collapsed lung model is generated by acquiring a lung medical image and a three-dimensional model in combination with operation parameters, and features of the three-dimensional collapsed lung model are automatically identified. Endoscope dynamic images are collected in real time in an operation, and the three-dimensional collapse lung model is finely adjusted after image features are extracted, so that the three-dimensional collapse lung model is accurately matched with an actual lung tissue form in the operation. By means of the artificial intelligence multi-mode image fusion technology, the endoscope image and the three-dimensional model are deeply fused, and the lung three-dimensional structure and the accurate pulmonary nodule position under the endoscope view field are presented in real time. By integrating artificial intelligence, computer vision, a collapse algorithm and a multi-modal image fusion technology, a doctor is assisted to clearly identify lung tissue and nodule positions in an operation, the accuracy of the operation is effectively improved, the operation time is shortened, and the operation is safely completed with high quality.

The application provides a blood vessel center line data application method, an electronic device and a storage medium, and the application method comprises the following steps: adopting a preset algorithm to explore center points on a blood vessel center line of a blood vessel region in a medical image, so as to extract the corresponding blood vessel center line; setting an index serial number for each center point on the blood vessel center line according to a first preset rule; determining two target center points on the blood vessel center line according to position information of two rough selection points on the medical image; determining all center points on a center line segment of interest on the blood vessel center line according to the index serial numbers corresponding to the two target center points; and acquiring a blood vessel parameter and / or simulating stent unfolding information of a blood vessel stent according to related data of the center points on the center line segment of interest. The application can help doctors to quantitatively analyze the health status of patients, reduce the risk in operation, shorten the operation time and reduce the physical burden of patients.

This invention relates to the field of interbody fusion device technology, specifically a 3D-printed porous interbody fusion device, comprising a fusion device body, a first filling hole penetrating through the middle of the fusion device body, and a plurality of internal reinforcing ribs evenly distributed circumferentially on the inner wall of the first filling hole. Based on the biomimetic mechanical design concept of the biomedical engineering industry, this interbody fusion device can break through the limitations of traditional fixed-width fusion devices, and can accurately match the anatomical width of the intervertebral space of different patients without the need for manual cutting and modification during surgery. It can fully adapt to the individualized needs of various heights, weights and disease segments, and fundamentally avoid the risks of endplate damage, infection and anchoring structure damage caused by cutting. After implantation, the self-locking component can achieve immediate rigid locking, completely blocking the reverse rebound path of the adjustment block. Combined with the multi-occlusal tooth structure, it forms a stable mechanical anchor, eliminating postoperative micromovement, displacement and slippage problems, and greatly improving the overall stability of the fusion device in the early stage of implantation.

The invention relates to an anti-fogging self-cleaning laparoscope which is characterized in that a transparent glass sheet is fixedly arranged at the outer end of an objective lens at the far end of the laparoscope, and a closed carbon dioxide gas groove is formed in a gap between the transparent glass sheet and the objective lens; an air inlet pipeline is fixed along the inner wall of an outer tube of the laparoscope, a corresponding air inlet hole is formed in the near end of the air inlet pipeline, and the far end of the air inlet pipeline penetrates through the objective lens and extends into the carbon dioxide gas groove; a gas outlet pipeline is fixed along the inner wall of the outer tube of the laparoscope, the far end of the gas outlet pipeline extends into the carbon dioxide gas groove, and the near end of the gas outlet pipeline exhausts gas through a gas exhaust hole; and the air inlet is externally connected with a carbon dioxide air source. The laparoscope solves the technical problems that an existing laparoscope is prone to causing fogging of an objective lens and infection of tissue fluid in a minimally invasive abdominal surgery, consequently, the surgical field is blurred, and surgical operation needs to be interrupted due to the fact that a real-time processing function does not exist.

The invention discloses a biopsy device, which relates to the technical field of medical instruments and comprises a biopsy needle, a driving handle, an energy source, a fluid component and a controller, the energy source is in circuit communication with at least one of the outer needle tube, the cutting tube and the puncture needle tip of the biopsy needle, so that at least one of the outer needle tube, the cutting tube and the puncture needle tip forms an electrode acting on target tissue; the controller can respond to mode selection operation of a user to control working modes of the biopsy device to be switched, and the working modes of the biopsy device comprise a sampling mode, a first ablation mode and a second ablation mode. According to the technical scheme, the problem that an existing biopsy device cannot change the acting range on tissue is solved.

The utility model belongs to the technical field of medical equipment, and particularly relates to an ultrasonic scalpel head and a surgical scalpel. The knife body (10) is columnar; the cutting part (20) is arranged at one end of the knife body (10), and a plurality of spikes (21) which are spirally distributed are arranged on the surface of the cutting part (20); and the suction channel (11) penetrates through the knife body (10) and the cutting part (20) along the length direction of the knife body (10). According to the ultrasonic scalpel head, the spines (21) on the surface of the cutting part (20) vibrate in a high-frequency and small-amplitude mode, so that soft tissue can be broken and cut more quickly, and the operation duration is shortened; and the suction channel (11) is used for collecting and discharging the cut or broken tissues, so that the aim of removing the diseased tissues is fulfilled.

The utility model relates to the technical field of medical instruments, and discloses a precise positioning orthopedic drilling guider which comprises a fixing plate, the rear surface of the fixing plate is fixedly connected with an attaching plate, the upper surface of the fixing plate is provided with a rotating groove, and the inner wall of the rotating groove is fixedly connected with a rotating shaft. The angle of the limiting sleeve can be rapidly adjusted by arranging the adjusting assembly, during drilling, the accuracy of the drilling angle can be improved by limiting the drill bit through the limiting sleeve, a large amount of time is saved compared with the cumbersome process that a doctor manually uses tools such as a protractor to repeatedly compare and adjust the angle in a traditional operation, and the operation efficiency is improved. A doctor can complete preparation work before drilling more quickly, the operation process is more compact and efficient, especially when a plurality of drilling requirements or complex orthopedic operations are processed, the operation duration can be remarkably shortened, and the anesthesia time of a patient and the risks of operation infection and the like are reduced.

A spine internal fixing device with a fusion function comprises a pedicle screw, the pedicle screw comprises a screw body, a screw tail is arranged at the upper end of the screw body, a nut is connected to the screw tail through internal threads, the screw body and the screw tail are of a honeycomb structure simulating cancellous bone, and solid external threads are arranged on the outer surface of the screw body. According to the spinal internal fixation device with the fusion function, a full-assembly simulation cancellous bone honeycomb structure of a pedicle screw rod nut and a matched connecting piece is prepared by adopting a 3D printing technology, and meanwhile, solid structures of key stress parts such as an external thread tip threaded connection surface are reserved so as to guarantee early mechanical fixation strength; after the components are assembled, a continuous bone ingrowth channel is formed, so that the transformation of internal fixation of the spine from temporary mechanical support to permanent osseous fusion is realized, and various intervertebral, intervertebral, posterior lateral and transverse process bone grafting fusion steps in a traditional spine fusion operation can be omitted.

The embodiment of the present specification discloses a device driving control method, a surgical robot and a storage medium. The device driving control method comprises: determining a first calcification removal path according to a preoperative medical image of a target site; obtaining first position data of the device when the device moves in the target site; driving the device to reach a calcification area according to the first position data along the first calcification removal path; and driving the device to remove calcification in the calcification area after reaching the calcification area. The embodiment of the present specification can drive and control the device, thereby reducing the operation time and reducing the operation risk.

The invention discloses a guide-in method of an extended catheter, which comprises the following steps: S1, placing a catheter body in the circumferential direction of an interventional catheter, and enabling a first guide-in part and / or a second guide-in part to abut against the outer circumferential surface of the interventional catheter; s2, applying an acting force towards the direction of the interventional catheter to the catheter body, so that the first guide-in part and the second guide-in part are separated to form an opening through which the interventional catheter can penetrate; the intervention catheter enters the second inner cavity from the opening, and the first guide-in part abuts against the second guide-in part to close the opening; and S3, acting force in the axial direction of the pipe body is applied to the pipe body, so that the pipe body extends into the first inner cavity. The extension catheter can be arranged on the periphery of the interventional catheter in a sleeving mode from the opening in the peripheral side, then the extension catheter is pushed to the guiding catheter in the axial direction of the interventional catheter, the operation duration is shortened, and the operation risk is reduced.

The application provides an adjustable ureteral sheath, which comprises a supporting piece, a Y-shaped main body, a rotating mechanism, a guide sheath tube and an expansion mechanism; the Y-shaped main body comprises a first connecting port and a second connecting port, and the second connecting port is used for connecting a vacuum device; the expansion mechanism comprises an expander seat and an expander tube body, the expander seat is arranged on the first connecting port, and the supporting piece wraps the expander seat; the guide sheath tube wraps the expander tube body; the rotating mechanism comprises a rotating handle, a cam ring and a steel wire, the rotating handle is arranged on the cam ring, one end of the steel wire is arranged on the cam ring, the other end of the steel wire is arranged on the guide sheath tube, and the cam ring is arranged on the supporting piece. Through the rotating mechanism, the ureteral sheath can be adjusted and positioned, a stable channel is established, and an endoscope or a surgical instrument can conveniently enter and exit a lesion position.

The working cannula for the single-port laparoscope comprises a cannula body and further comprises a fixing plate, and the cannula body is movably sleeved with the fixing plate; the number of the shifting sliding seats is two, and the two shifting sliding seats are arranged on the two sides of the fixing plate correspondingly; according to the working cannula for the single-port laparoscope, the working cannula for the single-port laparoscope is different from the prior art, so that when a medical worker punctures a patient, the two shifting sliding seats can be driven by the unfolding and folding assembly to synchronously shift towards the two sides; the fixing plate can be placed at the puncture position of a human body by utilizing the positioning assembly; the angle between the cannula body and the fixing plate can be adjusted and controlled through the measuring assembly, then normal use of the cannula body is guaranteed, the workload of a doctor and the operation duration are reduced, meanwhile, discomfort of a patient is reduced, and the accuracy of the puncture process is guaranteed.