34results about How to "Reduce the risk of medical malpractice" patented technology

The invention discloses a continuous positive pressure venous indwelling needle comprising a catheter component, a needle tube component and an infusion liquid connector component. The catheter component comprises a tee catheter holder and a catheter. The needle tube component comprises a needle holder tube. The infusion liquid connector component is a needleless infusion connector. The tee catheter holder is connected with the needleless infusion connector through a long catheter, and a flow-limiting clamp used for limiting flow speed of liquid medicine in the long catheter is fitted outside the long catheter. The long catheter is provided with a pressure liquid storage part. When the pressure liquid storage part contains the liquid medicine, a pressure source of the pressure liquid storage part enables the long catheter and the catheter to admit flows under positive pressure. The continuous positive pressure venous indwelling needle has the outstanding advantages that the pressure liquid storage part of the long catheter enables the long catheter and the catheter to admit the flows under positive pressure, thrombosis is prevented effectively, and the risk of medical accidents is reduced greatly.

The invention discloses a filter and an infusion apparatus used for infusion apparatus fine filtration. The filter used for infusion apparatus fine filtration comprises a filter base, a filter cover and a filter membrane which is clamped between the filter base and the filter cover. The filter base and the filter membrane form an exhaust cavity, a liquid collecting cavity is formed by the filter cover and the filter cover on the lower portion of the exhaust cavity, and a liquid inlet passage which is communicated with the exhaust cavity and a liquid outlet passage which is communicated with the liquid collecting cavity are formed in the filter cover. An exhaust passage which is communicated with the exhaust cavity is formed in the side face of the filter base, liquid which is located in the exhaust cavity is filtered through the filter membrane and enters the liquid collecting cavity, and filtered air is discharged from the infusion apparatus through the exhaust passage. The filter infusion apparatus used for infusion apparatus fine filtration can effectively discharge air in the liquid, avoids that the air is infused with the liquid into a human man blood vessel, reduces risks of medical negligence and is compact in structure, convenient to use and high in safety performance in using process.

The invention provides a simple and convenient thoracentesis apparatus. The apparatus comprises an outer sleeve, a puncture needle, and a two-way pushing part, wherein the inside of the outer sleeve is provided with a needle entrance channel, a liquid holding space and a pressure extraction space which are mutually independent, the puncture needle is arranged in the needle entrance channel in a slide manner, the inside of the needle entrance channel is provided with an anesthesia channel and a liquid extraction channel which are mutually independent, the anesthesia channel communicates with the liquid holding space, the liquid extraction channel communicates with the pressure extraction space, the two-way pushing part comprises a pushing block, a plug-pushing rod, a needle-pushing rod, a pressure extraction rod and a reverse part, the plug-pushing rod is connected with the pushing block and one end of the plug-pushing rod is located in the liquid holding space, the needle-pushing rod is connected with the pushing block and extends into the needle entrance channel and is connected with the puncture needle, the pressure extraction rod passes through the wall body of the outer sleevein a slide manner and one end of the pressure extraction rod is located in the pressure extraction space, the reverse part is installed on the outer sleeve and is located between the needle-pushing rod and the pressure extraction rod, and the reverse part is connected with the needle-pushing rod and the pressure extraction rod. The apparatus can simplify the steps of performing thoracentesis. Theinvention also provides a using method of the simple and convenient thoracentesis apparatus.

The invention provides an ultrasonic device and a method for abnormality detection and recovery of the ultrasonic device. The ultrasonic device comprises a probe, an input circuit, an output circuit and two connected DSPs. The input circuit and the output circuit are connected with the probe respectively. All DSPs are connected with a display control device, the input circuit and the output circuit. The method comprises the steps that any one of the DSPs sends detection signals to the other DSP periodically and replies when receiving detection signals sent by the other DSP; when the DSP confirms that replied signals of the other DSP are not received for many times continuously, a reset signal is sent to the other DSP; after the reset signal is sent out, the DSP continues to send detection signals, and if reply signals of the other DSP still are not received within a set time period, it is determined that the other DSP is abnormal. According to the ultrasonic device and the method for abnormality detection and recovery of the ultrasonic device, reliability and stability of a hardware system of the ultrasonic device are improved.

The invention discloses a holmium laser lithotripsy monitoring system, which comprises a target detection module, and is characterized in that the target detection module comprises a display unit andan endoscopic probe for positioning calculi in a patient; a recoil rate sensing module is used for sensing the running or vibration frequency of the stones in the holmium laser lithotripsy process; aflow monitoring module is used for detecting the real-time flow of the crushed stone particles subjected to holmium laser crushing discharged out of the body through the urethra; before laser emission, the laser emission end of the optical fiber is confirmed through an endoscopic probe in the target detection module, the laser emission end is aligned with the position of the calculus, the accuracyis improved, and the risk of medical accidents is reduced. The recoil rate sensing module is used for detecting the vibration frequency of the stone and controlling the running frequency of the stone; the flow monitoring module is used for detecting the real-time flow of crushed broken stone particles discharged out of the body through the urethra, so that broken stones in the body are accuratelyand completely discharged.

The invention relates to an adjustable minimally invasive skin cutting knife. The skin cutting knife comprises a handle and a blade connected to the handle. The handle is provided with a groove and a through hole communicated with the groove; the groove is internally provided with an abdicating slot; the handle is internally provided with an installation hole; and the transverse installation hole transversely penetrates the abdicating slot. The blade is sleeved with a stopper ring; a tooth bar is arranged on one side of the stopper ring; all the tooth openings of the tooth bar are inwardly arranged; the tooth bar is arranged in the groove and the through hole; the transverse installation hole is internally provided with a rotating shaft; an adjusting gear engaged with the tooth bar is connected to the rotating shaft in a sleeving manner; and the adjusting gear is arranged in the abdicating slot. According to the invention, the movable stopper ring is added to the blade of a conventional operating knife, the stopper ring is adjusted as needed before the operation, the stopper ring is located on the blade, and the knife cutting depth during the operation can be effectively restricted through the stopper ring, so that the accuracy of the operation is improved, the working efficiency is improved, and the risk of medical accidents caused due to a condition that the operating knife cutting depth is excessive or insufficient is reduced.

The invention relates to the technical field of medical monitoring systems, in particular to a negative pressure suction system. The negative pressure suction system comprises a suction device, a storage device, a monitoring device and a calculation module, wherein the suction device is used for sucking mixed liquid generated in an operation; the storage device is used for storing the mixed liquid sucked by the suction device; the monitoring device is used for monitoring the volume of the mixed liquid in the storage device, and the device is also used for measuring the intraoperative Hb value of the mixed liquid and used for collecting the weight of blood immersion gauze of blood-carrying gauze during the operation; the calculation module is used for obtaining the preoperative Hb value and calculating the suction bleeding amount according to the volume, the intraoperative Hb value and the preoperative Hb value, and the calculation module is also used for obtaining the weight of dry gauze and calculating the infiltration bleeding amount according to the weight of the dry gauze, the weight of the blood immersion gauze and the preset unit blood immersion amount and superposing the suction bleeding amount and the infiltration bleeding amount to generate the intraoperative bleeding amount. According to the negative pressure suction system, the accuracy of pre-estimating the bleeding amount in the operation can be improved.

The present invention discloses a medical treatment equipment expenditure managing method, which includes a medical treatment equipment and a medical treatment equipment control device which is arranged on the medical treatment equipment, a bar code identifier is arranged on the medical treatment equipment control device; a bar code printer matching with the bar code identifier is connected to a computer on each charge place of the hospital. The present invention can save a great mass of fund for equipping computer special for the management equipment for the hospital. The bar code can be printed out directly to open the controlled medical treatment equipment even the inner network of the hospital breaks off when in use, and the examination of the suffer cannot be interrupted due to the break of the network. After the bar code identifier is arranged on the medical treatment equipment managing system of the hospital, the operator need not to input a long string of numbers repeatedly again. So that the present invention not only can save a great deal of time and a lot of trivial operations for the operator, but also can improve the work efficiency greatly.

The invention discloses a method and a device for monitoring a maternal uterine contraction activity. The method includes the steps that a uterine muscle contraction mechanical pressure signal and a uterine muscle electrical signal of a maternal womb are obtained in real time; the obtained uterine muscle contraction mechanical pressure signal is processed to obtain a uterine mechanical pressure value; the obtained uterine muscle electrical signal is processed to obtain a uterine electrical pressure value; and according to the obtained uterine mechanical pressure value and the uterine electrical pressure value, a uterine contraction pressure curve is drawn. By obtaining the uterine contraction pressure signal and the uterine muscle electrical signal of pregnant women in real time, the uterine mechanical pressure value and the uterine electrical pressure value are calculated respectively, and then the two pressure values are compared to draw the uterine contraction pressure curve; and due to the fact that the two pressure values respectively reflect uterine muscle contraction intensity and uterine muscle electrical activity intensity, medical personnel can intuitively see the true state of uterine muscle contraction to guide the medical personnel to correctly make corresponding disposal measures, and the risk of medical negligence is lowered.

The invention is applicable to the technical field of medical equipment and discloses a backboard structure of a modular operation table top. The backboard structure comprises an upper backboard and a lower backboard which are connected through self-locking hook structures, each self-locking hook structure comprises a locking hook and a slider-crank component used for driving the locking hook, each slider-crank component comprises a locking slider, a connecting rod and a handle, each locking hook is rotationally connected to the upper backboard, each locking slider arranged in a sliding mode can drive the corresponding locking hook to rotate, and one end of each connecting rod is rotationally connected to the corresponding locking slider while the other end thereof is rotationally connected to the handle; the lower backboard is connected with lock bars matched with the locking hooks. The backboard structure of the modular operation table top can effectively prevent the table top from shaking and is good for ensuring operational accuracy, reliability of the operation table can be improved, and occurrence risk of medical malpractice in the use process of medical staff is lowered.

The invention discloses a table-board assembly of an operating table and the operating table. The table-board assembly of the operating table comprises a first table board and a second table board which are connected through hook structures, wherein a self-locking structure is further arranged between the first table board and the second table board, and comprises a self-locking slider and an unlocking mechanism, the self-locking slider is in sliding connection to the first table board, the front end of the self-locking slider is provided with a first self-locking face, the second table board is provided with a second self-locking face attaching to the first self-locking face, and the first table board is connected with a self-locking drive part for driving the self-locking slider and enabling the first self-locking face to push against the second self-locking face. The operating table comprises stand columns and the table-board assembly of the operating table. According to the table-board assembly of the operating table and the operating table, after the first table board and the second table board are mounted, no gaps are generated after the first table board and the second table board are stressed in any direction, so that the swing of the table boards of the operating table is effectively prevented, further, the operation accuracy is guaranteed, and the risk of medical accidents occurring during the process that a medical worker uses the operating table is reduced.

The invention discloses a detection device for determining a bone marrow microcirculation environment of a patient after hematopoietic stem cell transplantation. The detection device includes a shell;the right side of the shell is fixedly connected with a positioning seat; the front surface of the positioning seat is fixedly connected with a fixed handle; the front surface of the fixed handle ismovably connected with a movable handle; a reset spring is movably connected between the fixed handle and the movable handle; the left end of the movable handle is movably connected with a push block;the left side of the shell is fixedly connected with a limiting seat; the front surface of the limiting seat is movably connected with an ejector block; a limiting elastic piece is movably connectedto the lower portion of the ejector block. According to the detection device for determining the bone marrow microcirculation environment of the patient after hematopoietic stem cell transplantation,through the cooperative use of a stroke ruler and a stroke scale, the movement stroke of the puncture needle push rod can be indicated, so that the accuracy of the puncture depth of a puncture needleis ensured, the safety and the accuracy during operation are improved, the safety of a patient is ensured, and meanwhile, the surgical risk is reduced.

The invention discloses a device for bone marrow puncture of a patient after hematopoietic stem cell transplantation and a puncture method. The device comprises a housing, a positioning seat is fixedly connected to the right side of the housing, a fixed handle is fixedly connected to the front surface of the positioning seat, a movable handle is movably connected to the front surface of the fixedhandle, a reset spring is movably connected between the fixed handle and the movable handle, a push block is movably connected to the left end of the movable handle, a limited seat is fixedly connected to the left side of the housing, the front surface of the limited seat is movably connected with a top block, the lower part of the top block is movably connected with a limited elastic sheet, and can be matched by a stroke scale and stroke scales, the movement stroke of the puncture needle push rod can be instructed to ensure the penetration depth accuracy of a puncture needle, safety and accuracy during operation can be improved, and patient safety is ensured while reducing the risk of a surgery.

The invention discloses a tibia transverse bone moving and osteotomy device and a moving method thereof. The tibia transverse bone moving and osteotomy device comprises a base, wherein a vertical plate is fixedly connected to the top surface of the base; an electric push rod I is mounted on the side wall of the vertical plate; a connecting block is fixedly connected to the other end of the electric push rod I; a cavity I is formed in the connecting block; an electric push rod II is mounted on the bottom surface of the cavity I; a moving block I is fixedly connected to the other end of the electric push rod II; a sliding block is fixedly connected to the side wall of the moving block I; the other end of the sliding block is in sliding sleeve connection with the side wall of the cavity I; and a connecting rod is fixedly connected to the other side of the moving block I. According to the tibia transverse bone moving and osteotomy device disclosed by the invention, the tibia can be transversely moved, manual operation of medical staff is not needed, the time and labor are saved, the situation that the adjacent nerve structure is damaged by cutting off the tibia is avoided, and the riskof medical accidents is reduced; and besides, the position can be accurately cut, the phenomenon that osteotomy is insufficient or excessive in the osteotomy process is avoided, secondary operation of patients is not liable to occur, and unnecessary medical cost is avoided.

The invention relates to medical auxiliary equipment. The invention aims to provide a severed finger replantation and free skin flap postoperative blood supply observation contrast ruler which is convenient to use and high in accuracy. The severed finger replantation and free skin flap postoperative blood supply observation contrast ruler comprises a ruler body; a name column, a reflux contrast column, a tension contrast column and a color contrast column are arranged on the ruler body. Color contrast grids with colors of black, purple, grey purple, slight purple, normal red, grey, slight white and white in sequence are arranged in the color contrast column in the transverse direction. The two ends of each color comparison grid are provided with fourth characters in the shapes of color:V and A respectively. The contrast ruler is convenient for a medical staff to use, abandons a traditional experience-based observation mode, unifies evaluation standards, reduces errors, is simple in structure and convenient to disinfect, and meets hospital infection requirements.

The invention provides an electric anastomat capable of recording operation times through color change of an indicator lamp, the electric anastomat comprises a counting switch triggering mechanism, the counting switch triggering mechanism comprises a striking motor, a striking gear, a striking rack and a counting switch, the striking motor is meshed with the striking gear in a tooth form, the striking gear is meshed with the striking rack in a gear-rack mode, the striking rack is in contact fit with the counting switch, and the counting switch is triggered through the striking rack. The counting and indicator light color changing module is additionally arranged according to the reciprocating motion of the striking component in the percussion / retreating process, the module can record the percussion / retreating times of the electric anastomat, and thus when the service life of the electric anastomat is close to the service life, the indicator light can change the color to remind an operator, the good cutting and suturing effect is guaranteed, and the risk of medical negligence is reduced.

The invention discloses a filter and an infusion apparatus used for infusion apparatus fine filtration. The filter used for infusion apparatus fine filtration comprises a filter base, a filter cover and a filter membrane which is clamped between the filter base and the filter cover. The filter base and the filter membrane form an exhaust cavity, a liquid collecting cavity is formed by the filter cover and the filter cover on the lower portion of the exhaust cavity, and a liquid inlet passage which is communicated with the exhaust cavity and a liquid outlet passage which is communicated with the liquid collecting cavity are formed in the filter cover. An exhaust passage which is communicated with the exhaust cavity is formed in the side face of the filter base, liquid which is located in the exhaust cavity is filtered through the filter membrane and enters the liquid collecting cavity, and filtered air is discharged from the infusion apparatus through the exhaust passage. The filter infusion apparatus used for infusion apparatus fine filtration can effectively discharge air in the liquid, avoids that the air is infused with the liquid into a human man blood vessel, reduces risks of medical negligence and is compact in structure, convenient to use and high in safety performance in using process.

The invention discloses a pipeline in-vivo fixing device and a using method thereof. The device comprises an outer pipe and an inner pipe, the inner pipe is sleeved with the outer pipe, the front endof the inner pipe and the front end of the outer pipe are connected with a plurality of foldable elastic frameworks, when the distance between the front end of the inner pipe and the front end of theouter pipe is the longest, the foldable elastic frameworks are tightly attached to the inner pipe; when the front end of the inner pipe is close to the front end of the outer pipe, the foldable elastic frameworks are unfolded outwards to form a lantern shape; a hollow elastic fixing disc is arranged outside the foldable elastic frameworks. Through the structural design, the operation is simpler and more convenient, and the pain of a patient is relieved; the lantern-shaped hollow elastic fixing disc is opened through the foldable elastic frameworks, water filling and air filling are not needed,the structure is firm and durable, and the risk of medical accidents is reduced.

The invention discloses a respiratory tract cleaning device. The device comprise a cleaning device main body and a cleaning probe main body, the right side of the cleaning device main body is connected with the cleaning probe main body through a connecting pipe, the outer wall of the cleaning probe main body is sleeved with a rectangular box, the front side of the rectangular box is inserted witha cylinder, the rear side of the cylinder is clamped with an inserting rod, the outer wall of the inserting rod is sleeved with a spring, the rear side of the inner cavity of the rectangular box is connected with a screw rod through a bearing in the left and right directions, and the outer wall of the screw rod is provided with an expansion structure. By pulling the cylinder to the front side, thespring can be stretched, the inserting rod can be separated from the inner cavity of the a clamping groove, the rectangular box can be conveniently disassembled, time and labor are saved, the deviceis convenient for sterilization treatment and for multiple uses, the mouth can be supported by a retractable structure, the mouth of a patient can be prevented from closing in the cleaning process, mouth closing results in damage to the device, the risk of medical accidents can be reduced at the same time, and a bracket can be adjusted according to patients of different ages so as to make the patients more comfortable.

The invention discloses a self-adaptive rigidity-adjustable endoscope system. The system comprises a rigidity-adjustable endoscope and a driving device. The endoscope is connected with a monitor and equipped with a sensing device used for collecting information. The sensing device is connected with a back-end processing system with a database. A rigidity adjusting control part is arranged betweenthe back-end processing system and the driving device and used for transmitting adjusting information in two directions. The self-adaptive rigidity-adjustable endoscope system can collect and monitorstate information of the endoscope in a real-time manner, which is convenient for observation and diagnosis. The rigidity adjusting control part is used for sending a regulation and control instruction and reporting back and performing conditions in order to correct a regulation and control instruction. Self-adaptive closed-loop control of the rigidity of the endoscope is achieved. The self-adaptive rigidity-adjustable endoscope system is convenient to adjust and highly operable and helps relieve the discomfort of a patient. Self-adaptive process evaluation is adopted and a correction factor is generated. In combination with the actual application, regulation and control parameters are continuously optimized. The next self-adaptive control quality is optimized, which further improves maneuverability of the endoscope system and enhances the experience feeling of the patient.