76 results about "Sternum bone" patented technology

Physiological monitoring can be provided through a lightweight wearable monitor that includes two components, a flexible extended wear electrode patch and a reusable monitor recorder that removably snaps into a receptacle on the electrode patch. The wearable monitor sits centrally on the patient's chest along the sternum oriented top-to-bottom. The placement of the wearable monitor in a location at the sternal midline, with its unique narrow “hourglass”-like shape, significantly improves the ability of the wearable monitor to cutaneously sense cardiac electrical potential signals, particularly the P-wave and the QRS interval signals indicating ventricular activity in the ECG waveforms. In particular, the ECG electrodes on the electrode patch are tailored to be positioned axially along the midline of the sternum for capturing action potential propagation in an orientation that corresponds to the aVF lead used in a conventional 12-lead ECG that is used to sense positive or upright P-waves.

The invention discloses a cardiac surgery sternum dilator for preventing rib fracture, which comprises a first distraction arm, a guide plate, a second distraction arm, a distraction plate, a pressure gauge, a brake component and a controller, and is characterized in that the first distraction arm is fixed at one end of the guide plate; the second distraction arm is arranged on the guide plate and can move along the guide plate; guide grooves are formed in the opposite sides of the first distraction arm and the second distraction arm, a distraction plate is inserted into each guide groove, and the distraction plates can move in the length direction and the height direction relative to the guide grooves; the first distraction arm and the second distraction arm are each provided with a pressure gauge in a sliding mode, and the detection ends of the pressure gauges can abut against the corresponding distraction plates. And the brake component is arranged on the second distraction arm. Therefore, the sternum distraction pressure can be detected, braking is carried out when the pressure is too large, and therefore the situation of side injury of rib fracture caused by the too large distraction pressure is avoided, and the discomfort of a patient in the postoperative recovery process is reduced.

The present invention belongs to the technical field of medical correction equipment, and discloses a modular scoliosis orthosis and a control method thereof, which is provided with a pelvic fixing mechanism for fixing the human pelvis through a pressing plate; a three-point pressure mechanism for applying pressure to the human sternum, ribs, clavicle and scapula through a pressing plate device; and an adjustment module for adjusting through a carbon fiber support bar and an aluminum alloy adjustment device. The present invention adopts a carbon fiber skeleton, which has good rigidity and is not easy to deform; at the same time, it utilizes the "three-point force" principle, and by setting a pressure pad and a stretching space, combined with growth mechanism, breathing training and gymnastics and other measures, it exerts anti-rotation, stretching and active correction effects, mainly targeting the three-dimensional pressure and large release space of scoliosis and rotation. The present invention does not need to take a negative plaster cast for the patient, but only needs to measure the patient's body surface parameters, and finally connects them into a complete orthosis. The entire device has a simple structure, is easy to wear, and gradually corrects the spine.

The invention discloses a physiologically-driven standardized intelligent simulation patient system, which comprises an adult simulation patient, a computer, a computer, a computer, a computer, a computer, a computer, a computer and a computer, wherein the adult simulation patient is made of a simulation man-made high polymer material, is environment-friendly and pollution-free, has obvious anatomical marks, touches two nipples, ribs, sternum and xiphoid processes, is flexible in joints, and realizes various operation body positions; wherein the physiological data comprises the heart rate, the blood pressure and the respiratory rate, the data is combined with a built-in physiological model to simulate the physiological state of a patient in real time, a monitor is simulated, real-time physiological data monitoring and feedback are provided, and the vital signs, the heart rate, the blood pressure and the oxyhemoglobin saturation of the simulated patient are displayed; the system has strong physiologically-driven standardized intelligent comprehensive simulation patient, can perform situational teaching according to a real clinical environment, effectively assesses the clinical thinking and personal operation skills of students, can greatly improve the team cooperation spirit of the students, and simulates the real physiological response and clinical scene.

The utility model relates to the field of medical instruments, and discloses an artificial vertebral prosthesis component which comprises a head end thread sleeve and a tail end bolt, an inner thread groove is formed in the inner wall of the head end thread sleeve, the head end thread sleeve is of a hollow structure, the outer wall of the tail end bolt is arranged on the inner wall of the inner thread groove, the outer wall of the tail end bolt is fixedly connected with a steel plate, and the steel plate is fixedly connected with the head end thread sleeve. A transverse plate is fixedly connected to the lower surface of the steel plate, the position of the steel plate is perpendicular to the position of the transverse plate, an open groove is formed in the transverse plate, and two screw containing grooves are formed in the open groove. According to the utility model, when the prosthesis is applied to the upper cervical vertebra, the head end screw head is placed through the inclined groove and the connecting groove to avoid the lower jaw blocking, the tail end screw is vertically placed through the open groove to avoid the lower jaw blocking, and when the prosthesis is applied to the lower cervical vertebra, the prosthesis is rotated by 180 degrees to avoid the blocking of the sternum and the like, so that the screws are smoothly placed and fixed; and the effect of stably mounting the prosthesis at different parts is ensured.

The invention discloses a gradient degradation type personalized absorbable sternum fracture fixing plate and a preparation process, and belongs to the technical field of medical implant materials. Comprising an anatomical adaptive plate body and an integrated locking assembly, the plate body is of a partitioned structure of a middle supporting area and an edge buffering area, a gradient pore array penetrating through the thickness direction is formed in the surface of the plate body, and a hydroxyapatite-collagen composite coating is loaded on the inner wall of a pore; the plate body is made of a composite absorbable material through 3D printing forming and hot pressing post-treatment, and the composite absorbable material comprises, by weight, 60%-70% of polylactic acid-glycolic acid copolymer (PLGA, LA / GA = 75 / 25), 15%-20% of silanized magnesium alloy microwires, 5%-10% of hydroxyapatite nano-particles and 5%-10% of polycaprolactone (PCL). Space-time matching of the degradation rate and the bone healing process is achieved through the partition gradient structure, the magnesium alloy microwires enhance the mechanical property and release active ions to promote osteogenesis, and the method has the advantages of personalized adaptation, gradient degradation, bone regeneration promotion and the like.

The invention relates to the technical field of clinical medical instruments and operation, and discloses a safe and high-success-rate operation method and system for sternum marrow puncture. The invention provides a closed-loop solution based on multi-modal information fusion and intelligent control in order to solve the pain points that traditional sternum paracentesis highly depends on experience of doctors, the complication risk is high and the success rate is unstable. According to the method, a patient personalized three-dimensional model is constructed through images such as preoperative CT or intraoperative ultrasound, risk early warning is conducted through a machine learning model, and an optimal puncture track is generated through a path planning algorithm. The core innovation of the method is as follows: in the puncture process, real-time image navigation and needle point pressure feedback are dynamically combined, and the subjective'falling sense 'is quantified into objective data for the first time so as to accurately control the depth; a set of intelligent safety braking system is integrated, the puncture needle can be automatically locked when it is monitored that thrust is abnormal, and the fatal risk that the heart and great blood vessels are damaged due to too deep puncture is actively avoided.

The present invention discloses a sternal spreader for preventing rib fractures in cardiac surgery, comprising a first spreader arm, a guide plate, a second spreader arm, a spreader plate, a pressure gauge, a brake component and a controller, wherein the first spreader arm is fixed to one end of the guide plate; the second spreader arm is arranged on the guide plate and can move along the guide plate; a guide groove is provided on the opposite side of the first spreader arm and the second spreader arm, and a spreader plate is inserted into each guide groove, and the spreader plate can move relative to the length and height direction of the guide groove; a pressure gauge is slidably provided on the first spreader arm and the second spreader arm, and the detection end of the pressure gauge can abut against the corresponding spreader plate; the brake component is provided on the second spreader arm. In this way, the sternal spreader pressure can be detected and braked when the pressure is too high, thereby avoiding the occurrence of secondary injuries such as rib fractures caused by excessive spreader pressure, thereby reducing the patient's discomfort during postoperative recovery.

An apparatus for cutting open a slaughtered poultry body suspended by the legs and already cut free in the region of the cloaca to form a vent opening includes a supporting apparatus for holding / positioning the poultry body during cutting, a tensioning device with a tensioning means for tensioning abdominal skin of the poultry body, and a separating device having at least one separating knife for making a longitudinal cut in the tensioned abdominal skin between the vent opening the sternum tip. The tensioning means is in the form of a knife carrier, with the separating knife pivotably mounted on the carrier to form a unit. The knife is movable relative to the carrier from a standby position, with the knife completely covered inside the carrier, into a cutting position, with the knife protruding from the carrier, and back. A corresponding method is disclosed.

The utility model discloses a sternum posterior sternum membrane stripping device, belongs to the technical field of medical auxiliary appliances, and solves the problems that the operation can only be performed by an operator, an assistant cannot effectively participate, the sternum is difficult to be completely separated from a great heart vessel gap, and the operation difficulty is increased when the tail part of fingers or forceps is used for performing blunt separation in the prior art. Comprising a scraping head straight section, the rear end of the scraping head straight section is connected with the extension connecting rod, and a scraping head bent section is arranged at the front end of the scraping head straight section. The device is reasonable in design, compact in structure, sufficient in extension length, convenient to operate, capable of completely separating gaps between the sternum and the heart as well as between the sternum and great vessels, capable of effectively reducing risks in the operation process, high in safety, capable of remarkably improving the operation efficiency and success rate and high in practicability.

Physiological monitoring can be provided through a lightweight wearable monitor that includes two components, a flexible extended wear electrode patch and a reusable monitor recorder that removably snaps into a receptacle on the electrode patch. The wearable monitor sits centrally on the patient's chest along the sternum oriented top-to-bottom. The placement of the wearable monitor in a location at the sternal midline, with its unique narrow “hourglass”-like shape, significantly improves the ability of the wearable monitor to cutaneously sense cardiac electrical potential signals, particularly the P-wave and the QRS interval signals indicating ventricular activity in the ECG waveforms. In particular, the ECG electrodes on the electrode patch are tailored to be positioned axially along the midline of the sternum for capturing action potential propagation in an orientation that corresponds to the aVF lead used in a conventional 12-lead ECG that is used to sense positive or upright P-waves.

A main supporter of a pillow has surface contact with and applies pressure on, at least, first and second regions between superior and inferior nuchal lines on an occipital bone of a supine person. The first region ranges from a left end of a portion of a trapezius muscle to a portion of a left sternocleidomastoid muscle; both the portions attach to the occipital bone. The second region ranges from a right end of the portion of the trapezius muscle to a portion of a right sternocleidomastoid muscle attaching to the occipital bone. A sub-supporter of the pillow, which is lower than the main supporter, applies pressure on the head on a superior side of the superior nuchal line. The pillow lacks members under, at least, a region from the first to second cervical vertebrae and a region of the temporal muscle; the members apply pressure on the regions.

Device and method of assisted anatomical localization The invention relates to a method and a device (2) of anatomical localization.The method comprises: obtaining an image (IM1) of a subject (UR2); detecting at least two first anatomical points (PT1) associated with the subject's skull; determining a first value (V1) representing a reference distance (D1) separating the first two anatomical points; detecting two second anatomical points (PT2) associated with the subject's shoulders; locating a sternal midline equidistant from the second anatomical points (PT2), the sternal midline intersecting at a point of intersection a segment defined by the second anatomical points (PT2); and determining coordinates (C1) of at least one target anatomical point (PT3) by calculating second distances (D2x, D2y) of said at least one target anatomical point with respect to the point of intersection, the second distances being determined from the first value (V1). Figure for the abstract: Fig. 1.

Device and method of assisted anatomical localization The invention relates to a method and a device (2) of anatomical localization.The method comprises: obtaining an image (IM1) of a subject (UR2); detecting at least two first anatomical points (PT1) associated with the subject's skull; determining a first value (V1) representing a reference distance (D1) separating the first two anatomical points; detecting two second anatomical points (PT2) associated with the subject's shoulders; locating a sternal midline equidistant from the second anatomical points (PT2), the sternal midline intersecting at a point of intersection a segment defined by the second anatomical points (PT2); and determining coordinates (C1) of at least one target anatomical point (PT3) by calculating second distances (D2x, D2y) of said at least one target anatomical point with respect to the point of intersection, the second distances being determined from the first value (V1). Figure for the abstract: Fig. 1.

Physiological monitoring can be provided through a lightweight wearable monitor that includes two components, a flexible extended wear electrode patch and a reusable monitor recorder that removably snaps into a receptacle on the electrode patch. The wearable monitor sits centrally on the patient's chest along the sternum oriented top-to-bottom. The placement of the wearable monitor in a location at the sternal midline, with its unique narrow “hourglass”-like shape, significantly improves the ability of the wearable monitor to cutaneously sense cardiac electrical potential signals, particularly the P-wave and the QRS interval signals indicating ventricular activity in the ECG waveforms. In particular, the ECG electrodes on the electrode patch are tailored to be positioned axially along the midline of the sternum for capturing action potential propagation in an orientation that corresponds to the aVF lead used in a conventional 12-lead ECG that is used to sense positive or upright P-waves.

The invention discloses an adjustable heart fixing drag hook, and relates to the field of heart drag hooks, the adjustable heart fixing drag hook comprises a universal adjusting assembly, the front end of the universal adjusting assembly is provided with a drag hook assembly, and the rear end of the universal adjusting assembly is provided with a clamping assembly; according to the sternum retractor, the retractor body is stably clamped on the sternum retractor, manual hand holding is completely replaced, the series connection structure of the columnar block and the spherical block is matched with the pull rope locking mechanism, adjustment of the retractor at any angle and depth in the three-dimensional space is achieved, switching from adjustment to the locking state can be easily completed through one rotary knob, and the operation is convenient. After locking, the structure is stable, force conduction is direct and reliable, it is ensured that the traction position cannot deviate due to tissue elasticity or external force, an operator does not need to be distracted to maintain the position of the drag hook, interference with the operation space of an assistant is not needed, all energy can be concentrated on fine surgical operation, physical exhaustion is reduced, and the operation efficiency is improved. And the smoothness and the efficiency of the operation are also obviously improved.

A subcutaneous implantable medical device and method (SIMD) provided. A pulse generator (PG) is configured to be positioned subcutaneously within a lateral region of a chest of a patient. The PG has a housing that includes a PG electrode. The PG has an electronics module. An elongated lead is electrically coupled to the pulse generator. The elongated lead includes a first electrode that is configured to be positioned along a first parasternal region proximate a sternum of the patient and a second electrode that is configured to be positioned at an anterior region of the patient. The first and second electrodes are coupled to be electrically common with one another. The electronics module is configured to provide electrical shocks for antiarrhythmic therapy along at least one shocking vector between the PG electrode and the first and second electrodes.

The invention discloses a bone power suite for orthopedic surgery, which comprises a power main body and a functional head, the functional head comprises one or more of a swing saw assembly, a single condyle reciprocating saw assembly, a sternum reciprocating saw assembly and a bone drill assembly, and the functional head can be detachably butted on the power main body through a plug-in mounting mechanism. According to the bone power kit for the orthopedic surgery, one power main body can be matched with a plurality of functional heads through the inserting mechanism, so that the use cost of the orthopedic surgery can be greatly reduced; in addition, the swing saw assembly is simple in structure, few in part number and easy to assemble, the assembling time of the swing saw assembly can be greatly shortened, and therefore the manufacturing cost of the swing saw assembly can be greatly reduced.

The invention relates to the technical field of medical instruments, and discloses a sternum folding fixator for surgery, which comprises a main body, a male hook plate is arranged at the bottom of one end of the main body, a fixing mechanism is arranged on the main body, the fixing mechanism comprises an elastic plug and a female hook plate, the elastic plug is arranged in the main body, and the female hook plate is arranged in the main body. The female hook plate is connected to the end, away from the male hook plate, of the elastic plug, a sliding mechanism is arranged on the fixing mechanism and comprises a child hook plate, the child hook plate is arranged on the inner side wall, facing the male hook plate, of the female hook plate, one end of the child hook plate is inserted into the elastic plug, and an auxiliary mechanism and a rotating mechanism are arranged in the elastic plug. The auxiliary mechanism is connected with the rotating mechanism, and a shaking mechanism is arranged on the side wall, facing the male hook plate, of the auxiliary hook plate. According to the sternum fixing device, the grasping force and the grasping position can be adjusted according to expansion and contraction of the sternum during breathing of a patient, the situation that the stability during sternum fixing is affected due to local non-fitting between the fixator and the sternum is reduced, and the stability is improved.

The invention discloses a vehicle-mounted unmanned aerial vehicle operation platform for special wounded personnel treatment under a field operation condition. An information system collects, identifies and transmits individual wounded personnel index information, and selects an unmanned aerial vehicle treatment function; the field rescue informatization device is provided with a sternum longitudinal #-shaped combined sensing electrode patch, a left chest sensing and processing device connected with the sternum longitudinal #-shaped combined sensing electrode patch, a jugular arteriovenous organism surface sensing electrode patch and the like. The operation system configures and delivers a treatment article knapsack and a wounded person transporter, two-dimensional code identification cells are arranged as a treatment article placement area and a functional article configuration area, and wounded person treatment information is combined with cell partition plates of the functional article configuration area to adjust treatment article combinations of different cells and functional combinations of different cells of the treatment function configuration area. An operation panel is arranged between the cells of the functional supply configuration area and the treatment supplies on the top surface of the lifting device; the knapsack carries an organ-type assembly bag and is combined with a multi-layer cell metal frame; position information is determined for field operation special individual soldiers, a treatment mode is provided, treatment instruments are delivered, and wounded personnel are carried and delivered.

An intraosseous access device for accessing an intraosseous space of a patient includes a manual driver and a sternum positioner. A handle is connected to an inner penetrator sleeve, and an inner penetrator extends from the inner penetrator sleeve. An outer penetrator sleeve is releasably engaged to the inner penetrator sleeve. A protective cover is slidably connected to the handle. The protective cover is operable to move from an extended position covering the inner penetrator to a retracted position exposing the inner penetrator. The sternum positioner includes a base, a collar extending from a first surface of the base, and the collar is used to fix the intraosseous access device to limit the longitudinal separation of the intraosseous access device from the positioner. The positioner can be removed from the patient while the outer penetrator remains inserted into the intraosseous space of the patient.

The sternum fixing band comprises an adjusting band assembly, one side of the adjusting band assembly is connected with one end of a first clamping plate, the other side of the adjusting band assembly is connected with one end of a second clamping plate, the other end of the first clamping plate is connected with one end of an elastic band, and the other end of the elastic band is connected with the other end of the second clamping plate. The other end of the elastic band is connected with the other end of the second clamping plate; a first shielding plate is detachably arranged at the position, corresponding to the adjusting band assembly, between the first clamping plate and the second clamping plate, and a second shielding plate is detachably arranged at the position, corresponding to the elastic band, between the first clamping plate and the second clamping plate. According to the utility model, the adjusting belt assemblies are arranged on the two clamping plates, so that the tightness is convenient to adjust, and the two clamping plates are convenient to loosen when the two clamping plates are not repeatedly tensioned; the two shielding plates are arranged, so that the wound can be conveniently shielded and cleaned, the back of the patient can be conveniently cleaned, the safety of wound recovery is ensured, and the use comfort of the patient is also improved.

The invention discloses a cardiopulmonary resuscitation device based on pressure sensing and carotid artery detection and a use method. A flexible pressure sensing unit is adopted to accurately monitor the pressure and frequency of pressing in the cardiopulmonary resuscitation process, whether intermittent stopping exists or not, the intermittent stopping duration, the sternum sinking depth, the sternum springback degree and the chest ventilation condition; meanwhile, a carotid artery blood supply detection device is adopted to monitor the blood supply and backflow conditions of the patient, and a control feedback unit carries out visual and voice real-time feedback after comparison and judgment according to a set key index threshold value to guide medical staff to adjust the cardio-pulmonary resuscitation pressing operation; individualized cardio-pulmonary resuscitation core index threshold values and blood supply key index threshold values are provided for different crowds, standardization and blood supply states of cardio-pulmonary resuscitation operation of different crowds are recognized more accurately, linkage of pressing operation, monitoring, control and feedback is achieved, and individualized accurate treatment is achieved.

The utility model discloses a biodegradable sternum fixing device. The biodegradable sternum fixing device comprises a belt body, a tip structure and a fixing clamping head, wherein the tip structure and the fixing clamping head are located at the two ends of the belt body respectively. A plurality of tooth blocks which are uniformly distributed are arranged on the surface of one side of the belt body, and the surface of the other side of the belt body is a smooth surface; the fixed clamping head comprises a shell of a concentric-square-shaped structure and an elastic block arranged on the inner wall of the shell, and the elastic block is correspondingly matched with the tooth block in structure. The two ends of the shell are an inlet end and an outlet end respectively, wherein the tip structure drives the belt body to penetrate in and out through the inlet end and the outlet end. The shell comprises a third release layer, a second release layer and a first release layer which are sequentially stacked from inside to outside, the third release layer comprises bone healing promoting drug molecules and antibacterial drug molecules, and the second release layer comprises wound healing promoting drug molecules and antibacterial drug molecules. The first release layer comprises anti-inflammatory drug molecules and antibacterial drug molecules. The method has the advantages of high practicability, low risk and capability of promoting wound healing of a patient.

The utility model relates to the technical field of simulation dolls, and provides a skeleton connecting structure which comprises a sternum, arm bones, a first mounting sleeve and a second mounting sleeve, the sternum comprises a front chest part and a rear chest part which are detachably connected, the first mounting sleeve is connected to the front chest part, and the second mounting sleeve is connected to the rear chest part; after the front chest part and the rear chest part are connected together, a mounting cavity is formed between the first mounting sleeve and the second mounting sleeve; the arm bone comprises a shoulder joint and a front arm which are connected with each other, the shoulder joint is connected with a first connecting ball, and the first connecting ball is rotatably arranged in the mounting cavity. The simulation doll has the advantage that the parts forming the simulation doll can be detached and replaced conveniently.

This utility model discloses a duckbill-shaped intraoperative suction device, comprising a suction head, a suction tube, and a negative pressure suction device connected in sequence. The suction head is a flat tubular structure with a thickness smaller than its length and width. One end of the suction head along its length is directly or indirectly connected to and communicates with the suction tube, while the other end of the suction head along its length is a closed end or has an end through hole. Multiple through suction holes are also distributed on the suction head. This duckbill-shaped intraoperative suction device replaces the traditional cylindrical suction head with a duckbill-shaped, flat tubular structure. The suction head has a thin and flat shape, making it better suited for patients undergoing reoperation, especially children. It can be inserted behind the sternum in a very small space and increases the area of ​​protection behind the sternum, helping to avoid damage to the heart and major blood vessels behind the sternum during a second thoracotomy.

The invention discloses an external chest cardiac compression device for severe case medical treatment, and relates to the technical field of medical treatment. The reciprocating pressing mechanism comprises a sliding strip slidably connected to the inner wall of the limiting hole, a first motor fixedly connected to the back face of the connecting strip, a fixing shaft fixedly connected to the front face of the connecting strip and a fixedly-connected rack fixedly connected to the front face of the fixing strip, and the front face of the sliding strip is fixedly connected with a movable rack. The bottom of the movable rack is fixedly connected with a fixing rod, and the bottom end of the fixing rod is provided with a buffer pressing component. By arranging the reciprocating pressing mechanism, external chest compression can be automatically and continuously performed, so that the problem that manual compression is difficult to maintain the consistency and stability of the effect is solved, the success rate of cardio-pulmonary resuscitation is favorably improved, and the success rate of the cardio-pulmonary resuscitation is improved. In addition, the buffering assembly can absorb a part of impact force, and sternum fracture of the patient caused by the fact that the pressing force is too large is avoided.

The application discloses a combined device of artificial sternum, artificial clavicle and artificial rib, which comprises an artificial sternum, an artificial clavicle and an artificial rib; the artificial sternum comprises a sternum handle and a sternum body, and the upper edges of the sternum handle are respectively provided with sternum joint concaves; the artificial clavicle is provided with a clavicle joint shaft, the sternum joint concaves are in contact with the clavicle joint shaft, and a sternoclavicular joint is formed; the clavicle joint shaft is provided with a first clavicle connecting hole; the sternum handle is provided with a first sternum connecting hole; the artificial rib comprises a first rib segment, a second rib segment and a third rib segment, and the first rib segment and the third rib segment have the same width along a first direction; the left and right sides of the sternum handle and the sternum body are respectively connected with the first rib segment, and the third rib segment is connected with a normal rib stump on the side away from the artificial sternum. Through the connection between the artificial sternum and the artificial clavicle and the connection between the artificial sternum and the artificial rib, the anatomical form and the biological characteristics of the human body sternum, clavicle and rib can be simulated.