159 results about "Surgical safety" patented technology

A method for providing a pre-surgical warning for use on a body of a patient having an involved body segment and a plurality of uninvolved body segments includes providing associated first, second, third and fourth visually perceptible indicia, disposing the first, second, third and fourth upon first, second, third and fourth carriers, respectively, determining the involved body segment and at least one uninvolved body segment, removing the first, second, third and fourth indicia from the first, second and third carriers, disposing the first and second indicia in the vicinity of the determined involved body segment and in the vicinity of the determined at least one uninvolved body segment, respectively, to provide a labeled involved body segment and a labeled uninvolved body segment and disposing the third and fourth indicia at at least one location remote from the patient to indicate that the first and second indicia are disposed upon the patient.

The invention relates to a multifunctional perfusion and suction platform and a using method. The perfusion and suction platform at least comprises a perfusion device and a main control unit and further comprises a pipe pressure sensor for measuring pressure in a perfusion fluid channel of the perfusion device, a cavity pressure sensor for measuring pressure of an inner cavity and an alarming device; the pipe pressure sensor, the cavity pressure sensor and the alarming device are all connected with the main control unit, limit reference values of the pipe pressure sensor and the cavity pressure sensor are preset in the main control unit, and on the condition that the pressure measured by the pipe pressure sensor or the pressure measured by the cavity pressure sensor exceeds the corresponding limit reference value, the alarming device is started. The structure has the advantages that the pipe pressure and the cavity pressure are monitored simultaneously, double insurance is formed, a doctor can know a failure through the alarming device and make a right judgment at first time according to the pressure measured by the other sensor even if one of the sensors fails, and therefore the operation safety is greatly improved.

A surgical safety apparatus for use in connection with an energizable surgical device minimizes inadvertent activation of a surgical tool when the oxygen or flammable gas level is too high. An activation circuit is connected with an energy source and with a hand piece of the tool. A sensor measures the oxygen or flammable gas near the tool and can operate in a first state to disconnect the energy source from the hand piece. In a second state the source of energy is connected to the hand piece. The sensing element is connected to the activation circuit. The sensing element signals the activation circuit to convert the activation circuit from the first state to the second state provided the oxygen or flammable gas level is safe.

A safety device and procedure for use in correlating a patient and an intended surgical procedure uses a micro-chip programmed with specific information about the patient and the surgery. Part of the information lists an authorized person that may remove the micro-chip. The micro-chip is attached to the patient at the anatomical location of the intended surgery. The chip is scanned to retrieve the information before surgery and if the patient and the surgery are correlated, a printout is placed in the patient's chart. The authorized person removes the chip and surgery proceeds.

The invention provides a method for manufacturing personalized orthopedic positioning guide plates. The method includes designing the personalized orthopedic positioning guide plates according to three-dimensional models of areas of interest of patients and then manufacturing the personalized orthopedic positioning guide plates by the aid of 3D (three-dimensional) printing technologies. The method has the advantages that doctors can carry out bone cutting operation under the guidance of straight slots of the orthopedic positioning guide plates and can carry out orthopedic operation under the guidance of positioning holes of the orthopedic positioning guide plates, accordingly, the surgical difficulty can be lowered owing to the orthopedic positioning guide plates, and the surgical safety can be improved.

A multi-dimensional surgical safety countermeasure system and method for using automated checklists to provide information to surgical staff in a surgical procedure. The system and method involve using checklists and receiving commands through the prompts of the checklists to update the information displayed on the display to guide the performance of a medical procedure.

The invention discloses treatment equipment for medical cryoplasty. The treatment equipment comprises a refrigeration device for providing a cold source, a liquid storage tank, a conveying pump and aheat exchanger, wherein the liquid storage tank is used for storing a liquid treatment working medium with a freezing point lower than a threshold value; the conveying pump is used for pumping the working medium in the liquid storage tank to a treatment working medium cycle; the heat exchanger is used for carrying out heat exchange to replace the cooling capacity of a cold source to the treatmentworking medium, so as to provide the treatment working medium cooled to treatment temprature to the cryoplasty, wherein the treatment working medium flowing out from the cryoplasty in the treatment working medium cycle can reflow back to the liquid storage tank. Compared with the prior art, the treatment equipment provided by the scheme provides the heat exchange cooling capacity to the liquid treatment working medium through a refrigeration cold source and a formation mechanism of the treatment cooling capacity is changed, so that the surgical safety and economical performance can be comprehensively improved.

The invention relates to a powerful anti-disengaging hemostatic clip. The powerful anti-disengaging hemostatic clip comprises a first clip arm and a second clip arm connected with the first clip arm. The first clip arm and the second clip arm have matched arc-shaped structures, a buckling structure is arranged between the first clip arm and the second clip arm, and the first clip arm and the second clip arm can be tightly buckled together. An elastic deformation body arching towards one side of the second clip arm is arranged on the folding face of the first clip arm, the two ends of the elastic deformation body are integrally connected with the first clip arm, and a hollowed-out part is formed between the elastic deformation body and the first clip arm. The elastic deformation body is additionally arranged, the portion between the first clip and the second clip arm has effective elastic deformation capacity, the hollowed-out part between the elastic deformation body and the first clip arm is a deformation region of the elastic deformation body, tight clamping force to the pipeline structure is most directly and effectively improved, ligation and hemostasis effects are guaranteed, and the surgical safety is improved.

The invention relates to a surgical location and navigation device attached to C-arm X ray machine. The surgical location and navigation device comprises a laser location drive device, a wireless remote controller and an image digitalized frame, wherein the laser location drive device, the wireless remote controller and the image digitalized frame are wirelessly interconnected; the laser location drive device comprises an upper plane motion mechanism, a lower plane motion mechanism, an upper plane marking plate, a lower plane marking plate, a laser emitting device and a drive device control circuit, the upper plane marking plate is parallel with the lower plane marking plate, the upper plane motion mechanism is connected with the upper plane marking plate and the lower plane motion mechanism is connected with the lower plane marking plate. Compared with the prior art, the surgical location and navigation device disclosed by the invention has the advantages that 1. the structural design is reasonable, the location and calibration are convenient and the operation is simple; and 2. the device has good application effect and can automatically, rapidly and accurately locate the foreign matters or pathological tissues within a human body, thus improving surgical safety and accuracy and simultaneously reducing radiation exposure and surgical trauma.

The invention belongs to the technical field of medical appliances and relates to three-vane fan-shaped forceps with a passage for a minimally invasive surgical operation. The forceps comprise a curvature knob, an opening and closing knob, a tubular forceps rod, a flaky forceps rod, a tubular forceps rod and a three-blade forceps head, wherein the curvature knob is arranged on a handle and used for controlling the curvature of a rod; the opening and closing knob is used for controlling the opening and closing of the three-blade forceps; and the tubular forceps rod, the flaky forceps rod, the tubular forceps rod and the three-blade forceps head are connected in turn. The forceps are characterized in that: the flaky forceps rod is bent in a semi-arc shape and the middle of the flaky forceps rod is provided with an appliance passage. The forceps have the advantages that: after the three-vane fan-shaped forceps with the passage are inserted into a puncture outfit (a puncture passage), other surgical appliances can enter a surgical site through the appliance passage of the flaky forceps. The opening and closing knob is rotated, so that the three-vane forceps head stretches; and the curvature adjusting knob is rotated, so that the field of operation is exposed better. Two different appliances enter one passage, so that the belly wall wound of a patient is minished and the surgical operation of a doctor is facilitated. Operation is simple and convenient and surgical safety is enhanced. The forceps can be applied to a single-hole laparoscope and a multi-hole laparoscope.

The invention discloses a method for achieving surgical safety check and operation surgical risk evaluation information management on a PDA, which comprises the following steps: a, establishing a PDA special data file of important information in a surgical safety checklist and a surgical risk evaluation table; b, storing the data file into the PDA to obtain PDA storage application information; c, selecting the surgical safety checklist recommended by the WHO or the surgical safety checklist in an evaluation guide for hospital managements required by the Ministry of Health on a PDA screen, and making a choice on items of the selected surgical safety checklist one by one; d, selecting the surgical risk evaluation table on the PDA screen, and making a choice on the items of the selected surgical risk evaluation table one by one; and e, generating a surgical safety checklist with each sub item conclusion and a surgical risk evaluation table with an evaluation mark result by the PDA. The method has the advantages of effectively reducing physician-patient disputes, greatly reducing the operative mortality, and greatly reducing serious surgical complications.

A surgical safety scalpel comprising a blade, fixed at one end to an extended nose on a handle, covered with a sheath longitudinally slidably and inseparably mounted on said handle, said sheath comprising an elongated housing comprising an upper surface, a lower surface and two side surfaces connecting the upper and lower surfaces together, an aperture through said lower surface and a handle with a first button mounted on surface of said handle and aligned opposite to the said first button a second button wherein the said aperture on the sheath engages with the first button and second button in the blocking position of covering the said blade and wherein a base of the said sheath engages with a third button near the proximal end of tail of the said handle preventing the said sheath to slide of the handle when the sheath is in ready position and wherein the said second button also engages the said sheath from sliding over the said blade its exposed state and during use.

The invention relates to the technical field of parallel robots, in particular to a bi-plane parallel mechanism capable of achieving plane two-dimensional positioning and spatial two-dimensional orientation. The bi-plane parallel mechanism aims to solve the problems that an existing medical robot for minimally-invasive spine surgery is low in precision, poor in reliability and low in surgical safety due to the complex structure, the large size and high operating difficulty, and is used for completing positioning and orientation of a tail-end instrument of a medical robot for minimally-invasive spine surgery. The bi-plane parallel mechanism is composed of an upper plane driving mechanism, a lower plane driving mechanism and the tail-end instrument. The two plane mechanisms are connected with the tail-end instrument through U pairs, and the upper plane U pair can slide along the axis of the instrument. Each plane driving mechanism is formed by sequentially connecting four rods through connecting shafts or fixing shafts. The bi-plane parallel mechanism is also suitable for completing plane two-dimensional positioning and spatial two-dimensional orientation for other tools.

The technical scheme of the invention discloses a valve crossing device which comprises a valve crossing device main body and a valve crossing device rod. The valve crossing device main body is of a hollow three-dimensional structure; the valve crossing device rod is connected with the valve crossing device main body. According to the valve crossing device provided by the technical scheme of the invention, an excellent auxiliary effect is achieved when a guide wire reversely crosses the valve, the surgical operation time is greatly shortened, a chordae tendineae mesh is difficultly penetrated, the complication occurrence probability is greatly reduced, the surgical safety and treatment effect are greatly improved, and the valve crossing device has a high application value.

The invention relates to an automatic needle-feeding mechanism of a medical robot, which mainly comprises a support arm mechanism (1), a puncturing mechanism (2) and a puncture needle device clamping mechanism (3). The support arm mechanism (1) comprises a first end cover (11), a second end cover (12) and a box body (13), and a first transmission gear (14) and a second transmission gear (15) are arranged in the box body (13); an extending end of a rotating table (22) of the puncturing mechanism (2) is provided with a first bevel gear (23) and a second bevel gear (24) for engagement, the first bevel gear (25) and the second bevel gear (24) are integrated and are engaged for transmission; and the puncture needle device clamping mechanism (3) comprises a clamping box body (31), a rack (32), clamping teeth (33) and a chassis (34). The automatic needle-feeding mechanism of the invention has a simple structure, the surgical automation can be fully achieved, and the surgical safety and reliability can be realized. Moreover, the automatic needle-feeding mechanism is simple and easy to use, maintain and repair.

The invention provides an intraoperative mobile C-arm X-ray machine positioning auxiliary device, comprising: a C-shaped arm, which is arranged on a bracket, and the C-shaped arm can rotate and slide along the bracket; an image receiving intensifier, which is arranged on the bracket One end of the C-shaped arm; emitting X-ray tube, which is arranged on the other end of the C-shaped arm, and above the image receiving intensifier; 4 laser generators, which are equidistantly arranged on the emitting On the circumference of the X-ray tube, the connecting lines of the four laser generators are in the shape of a "ten", the power of the laser generators is less than 5mmw, and the wavelength is 650nm. The intraoperative mobile C-arm X-ray machine positioning auxiliary device provided by the present invention has a simple structure and low cost, enables doctors to quickly and accurately determine the shooting range during the operation, has high precision and good stability, significantly reduces the number of fluoroscopy times, and improves operation safety. Sex, shorten operation time, reduce radiation exposure caused by repeated fluoroscopy, reduce tissue trauma and complications, and reduce radiation damage to patients and medical staff.

The invention relates to an external skeletal fixation orthopedic frame, which comprises a near end ring, a far end ring, a connecting sheet and a taylor rod, wherein each of the near end ring and the far end ring is a metal ring with round holes; the round holes are uniformly distributed in the ring; the connecting sheet is fastened on the round holes of the near end ring or the far end ring; the taylor rod comprises a stud, a sleeve and a universal joint; the stud is telescopically arranged in the sleeve through screw threads; the elongation or the shortening of a connecting rod is realized through helical transmission of the stud; the lower end of the sleeve is hinged to the connecting sheet or the far end ring through the universal joint; the upper end of the stud is hinged to the connecting sheet or the near end ring through the universal joint. The external skeletal fixation orthopedic frame is improved and designed on the Taylor frame technology; the external skeletal fixation orthopedic frame which can improve the surgical safety and the flexibility and provides a larger skeletal orthopedic space is provided.

An embodiment of the invention discloses an endoscopic surgery glasses-free 3D image display system and method, wherein the system comprises an endoscopic subsystem, a shunt and at least one glasses-free 3D image display subsystem; the endoscopic subsystem is connected with all glasses-free 3D image display subsystems through the shunt and is used for taking an image of a surgical subject; the image of the surgical subject is transmitted to each glasses-free 3D image display subsystem through the shunt; the at least one glasses-free 3D image display subsystem is used for generating a glasses-free 3D image via the received images of the surgical subject, and displaying the glasses-free 3D image to at least one surgeon in different areas around an operating table. The problems are solved that glasses devices need to be put on when traditional polarizing 3D systems are in use, and multiple surgeons engaging in surgery cannot view at different angles; therefore, surgical burden of the surgeons is relieved; multiple surgeons can view the 3D image of a surgical subject, so that surgical safety is improved.

The invention provides an intelligent surgery decision system orienting a percutaneous surgery robot and an application method thereof. The system comprises a target human tissue extraction module which is used for performing three-dimensional modeling of the tissues and the organs in the target percutaneous area according to ultrasonic detection of the target percutaneous area on the target humanbody and extracting the target human organ based on the established model; a percutaneous needle pose module which is used for acquiring the position information and the pose information of the percutaneous needle under the current pose of the percutaneous surgery robot based on the motor code value of the percutaneous surgery robot and the operation platform mechanical parameters; and a prediction and decision module which is used for estimating the probability of success of the next percutaneous performance of the current percutaneous pose and the percutaneous pose of the maximum probability of success of one time of percutaneous performance based on the target human organ, the position information and the pose information of the percutaneous needle and the percutaneous success database. Real-time decision and monitoring of the percutaneous surgery process can be performed and planning and advising and decision and early warning can be performed so as to enhance the surgical safety.

The invention discloses a variable-structure glaucoma miniature shunt device which is characterized in that the shunt device is a shape-memory long component, the inside of the shunt device is in theshape of a hollow tube, comprises a head, a body and a tail and can be used as a fluid channel, the head is designed into a first main circulation opening in the design of an external expansion open tube, the outer diameter of a head port is 0.5-0.7mm, the port serves as an inflow opening, the body comprises a fixing part, a sub-flow channel and a second main circulation channel, and the tail is an extending channel. By the aid of the technical scheme, large injury and slow recovery of a traditional surgery are alleviated, secondary operation risks in a minimally invasive surgery are reduced,the problems of implantation misplacement, shifting, obstruction and the like are avoided, surgical safety is improved, and postoperative infection risks are reduced.

The invention provides an operation process management system and a perioperative period standardization work process, belongs to the technical field of a medical system and solves problems of uncomprehensive operation information management and non-tacit nurse and doctor cooperation in a medical mechanism in the prior art. The system comprises a host machine and multiple user terminals, and the host machine comprises a processor and a network database, and the user terminals comprise a browser and an information input module, and the network database records relevant information. The system is advantaged in that customized demands of an operation doctor can be satisfied, preparation before operation is fully made, tacit cooperation with the doctor is realized, the operation time of patients is shortened, anaesthesia medicine is reduced, operation safety is improved, material resources, medicine resources and time resources are saved, excellent service for the patients is finally realized, young nurses are facilitated to rapidly and smoothly grow, and a nurse team is stabilized.

A system and method of training, and the equipment with which to effectively decrease the chance of surgical error, and, when an error does occur, to recognize the problem and fix it is disclosed. The application of crew management techniques combined with the surgical safety computers, safe screens and drop down emergency checklist menus provides the surgical team with the tools and an understanding of their use to increase the safety afforded the surgical patient.

A surgical safety apparatus for use in connection with an energizable surgical device minimizes inadvertent activation of a surgical tool when the oxygen level is too high. An activation circuit is connected with an energy source and with a hand piece of the tool. A sensor measures the oxygen near the tool and can operate in a first state to disconnect the energy source from the handpiece. In a second state the source of energy is connected to the handpiece. The sensing element is connected to the activation circuit. The sensing element signals the activation circuit to convert the activation circuit from the first state to the second state provided the oxygen level is safe.

The invention discloses a 3D (three-dimensional) printing artificial cervical disc prosthesis which comprises a prosthesis upper end plate, a prosthesis lower end plate and a prosthesis nucleus pulposus. The prosthesis nucleus pulposus is arranged between the prosthesis upper end plate and the prosthesis lower end plate, the prosthesis upper end plate, the prosthesis lower end plate and the prosthesis nucleus pulposus are connected in a mutually matched manner, a first microporous surface is arranged on the upper surface of the prosthesis upper end plate, first inverted teeth are distributed on the first microporous surface, a second microporous surface is arranged on the lower surface of the prosthesis lower end plate, and second inverted teeth are distributed on the second microporous surface. The prosthesis nucleus pulposus comprises an elliptical base. The prosthesis has the advantages that the prosthesis is designed by reverse technology, design is completely bionic design, three-dimensional anatomic forms of the prosthesis end plates are completely fitted with those of vertebral end plates, grinding of the upper end plate and the lower end plate is almost omitted when the prosthesis is implanted, and completeness of the vertebral end plates is retained. The prosthesis can be rapidly manufactured by 3D printing technology, an implanting process can be simplified in practical application, surgical time is shortened, and surgical safety is improved.

The invention relates to the technical field of thermometers and discloses a surgical safety thermometer, comprising a safety cover and a thermometer body. A touch panel is fixed to the thermometer body. A rack is slidably connected inside the safety cover and is provided with a first wedged groove; the rack is abutted to a first wedge through the first wedged groove; a sector gear is rotationallyconnected inside the safety cover and is coaxially connected with a ratchet wheel, a pawl is slidably connected inside the safety cover, an ejector rod is abutted to the top end of the thermometer body, a fixing block is fixed to the bottom of the thermometer body and is provided with a second wedged groove, a second wedge is slidably connected inside the safety cover and is fitted with a first magnet, an electromagnet is fixed to the safety cover, and a startup mechanism is arranged in the safety cover. Compared with the prior art, the surgical safety thermometer has the advantages that thesafety cover protects the thermometer to ensure that a temperature bulb easily contacts the skin of the patient; the sector gear drives the rack to impact on the touch panel, medical personnel has noneed for shaking the thermometer body with great effort, and thermometer breaking is avoided.

A decoupling four-degree-of-freedom telecentric mechanism for celiac minimally invasive surgery comprises a rack, an end effector, a first moving branched chain and a second moving branched chain. The rack is provided with a first support and a second support, the first moving branched chain is connected between the first support and a first end of the end effector, and the second moving branched chain is connected between the second support and a second end of the end effector; through active movement of the first moving branched chain, passive movement of the second moving branched chain and autorotation movement of the end effector, three-rotation one-movement four-degree-of-freedom movement of the end effector around a rotating center far away, and three rotation degrees of freedom are controlled through single drivers respectively, so that the telecentric mechanism has decoupling movement characteristics. The telecentric mechanism can realize decoupling four-degree-of-freedom movement around the rotating center far away, and a driving motor is close to a base and away from the end effector, so that lighter mass and smaller movement inertia of the end effector of a celiac minimally invasive surgery robot are realized, and surgical safety is improved.

The invention belongs to the field of medical instruments and particularly relates to a percutaneous transhepatic puncture choledochoscope which comprises a puncture choledochoscope body and a sheath. The puncture choledochoscope body comprises a needle-like rigid operating end, an operating part, a light source connector, an image output end, and a drainage passage, wherein the needle-like rigid operating end, the operating part, the light source connector and the image output end are mutually communicated, and the drainage passage is used for drainage. The sheath comprises a rigid sheath end, a water inlet passage and a water outlet passage. The rigid sheath end is disposed outside the needle-like rigid operating end. The front end of the needle-like rigid operating end is provided with an optical lens and a fiber-optic output end. The percutaneous transhepatic puncture choledochoscope has the advantage of the puncture needle that the puncture needle can puncture skin and tissue to enter a human body and the advantage that the endoscope provides doctors with inside images, a doctor directly watches a monitor to operate with no need of aimless operation relying on experiences and judgments when puncturing with the percutaneous transhepatic puncture choledochoscope, and surgical safety is improved.

The invention relates to the field of medical appliances, and discloses a femoral nail embedding reductor. According to the femoral nail embedding reductor, an intramedullary guidance device is arranged at a fracture near end; a lifting rod is arranged at a fracture remote end; intramedullary guidance is performed at the fracture near end; lifting reduction is performed through two lifting pins in sagittal view and coronal view at the fracture remote end; fracture three-dimensional reduction is performed through femora intramedullary guidance; the fracture near and remote ends can be accurately repositioned and temporarily fixed through simple fluoroscopy; and the femoral nail embedding reductor is convenient for intramedullary guide pins to be embedded and has high safety and accuracy. The femoral nail embedding reductor can be matched with the existing intramedullary nails for clinical use, and is simple to operate. Scales are formed on the lifting rod, the required lifting distance can be more accurately fixed during operation, and the femoral nail embedding reductor is accurate for reduction. The femoral nail embedding reductor breaks the traditional occlusion manual reduction, reduces the damage to the biological environment at the fracture ends, greatly enhances the operation safety, reduces operation complications, and can obviously reduce X-ray fluoroscopy amount and protect doctors and patients.