27 results about "Sternum/Sternal" patented technology

The present application proposes a sternum internal fixator made of a shape memory alloy, comprising: a fixing plate (1) which has a sheet shape extending in a first direction (W) and a second direction (L) which are perpendicular to each other, is bent toward the inner surface side thereof in the first direction (W) within a body temperature range, and is used for fitting a sternum; a plurality of embracing arms (3) which extend from the two ends of the fixing plate in the first direction, are bent towards the inner surface side in an arc shape within the body temperature range, and are used for embracing the sternum between adjacent ribs; the fixing arms (2) extend from the two ends, in the second direction (L), of the fixing plate respectively, each fixing arm comprises a first section (21) and a second section (22), in the body temperature range, the first sections extend continuously with the fixing plate (1), and the second sections are connected with the first sections and bent by more than 90 degrees relative to the first sections.

This invention relates to the field of medical device technology and discloses a surgical sternal closure fixator, comprising a main body, a male hook plate at one end of the main body, and a fixing mechanism on the main body. The fixing mechanism includes a flexible plug and a female hook plate. The flexible plug is located inside the main body, and the female hook plate is connected to the end of the flexible plug away from the male hook plate. The fixing mechanism includes a sliding mechanism, which includes a female hook plate located on the inner wall of the female hook plate facing the male hook plate, with one end of the female hook plate inserted into the flexible plug. The flexible plug contains an auxiliary mechanism and a rotating mechanism, the auxiliary mechanism being connected to the rotating mechanism. A wobbling mechanism is provided on the side wall of the female hook plate facing the male hook plate. This invention can adjust the gripping force and gripping position according to the expansion and contraction of the sternum during the patient's breathing, reducing local misfitting between the fixator and the sternum, which affects the stability of sternal fixation and improving stability.

A pectus bar assembly can include a first pectus bar and a second pectus bar engageable with a sternum. The pectus bar assembly can also include a first bar link connectable to the first pectus bar and translatable along the first pectus bar and can include a second bar link connectable to the second pectus bar and translatable along the second pectus bar. The pectus bar assembly can also include a bridge defining a longitudinal axis. The bridge can be connectable to the first bar link and the second bar link. The first bar link and the second bar link can be independently translatable along the bridge, and the first bar link and the second bar link can be independently rotatable about the longitudinal axis of the bridge.

The present application relates to the field of medical devices, in particular to a combined artificial sternum support for pectus carinatum correction. It comprises a first correction plate, a second correction plate and a third correction plate connected by assembly. When it is necessary to be taken out, it can be changed into a shape convenient for taking out, avoiding turning it over and reducing the difficulty of taking out. The second correction plate comprises a plurality of unit plates, the unit plates, the first correction plate and the third correction plate are connected by connecting steel wires, the first correction plate and the second correction plate are provided with a tight line device capable of tightening the connecting steel wires, the connecting steel wires are relaxed when the support is placed and taken out, the support is in a movable chain structure, and the placement and taking out are very convenient. At the same time, the tightness of the connecting steel wires is adjusted by the tight line device, a new correction method of stepwise reduction is adopted during correction, the connecting steel wires are tightened by one gradient every interval, the arching radius of the support is gradually increased, and great damage to the sternum and intercostal muscles caused by one-time lifting of the sternum is avoided.

This invention relates to a sternal retractor for internal mammary artery sampling, comprising two paddles for retracting the sternum and an adjustable clamping mechanism. The clamping mechanism includes an expansion mechanism for fixing the expansion mechanism in a suitable position on the operating table. The two paddles are mounted on the expansion mechanism, which retracts the sternum by driving the two paddles apart. The expansion mechanism also includes an upward lifting mechanism, which simultaneously pulls the two paddles upward during the retraction process. This sternal retractor for internal mammary artery sampling achieves horizontal retraction of the sternum while simultaneously lifting it upward using the paddles, effectively increasing the wound size and maneuverability within the wound. This helps achieve better retraction with less force applied horizontally to the sternum, reducing the risk of sternal damage.

In some examples, a tool for, e.g., creating a sub-sternal tunnel in a patient or other use, is described. The tool may include a handle and a tunneling shaft coupled to the handle. The tunneling shaft extends from a proximal end to a distal end, and at least a portion of the tunneling shaft extends in a curved orientation between the first end to the distal end. The distal end of the tunneling shaft includes a cutting tool having a sharp edge. The cutting tool is moveable from a recessed position in which the sharp edge of the cutting tool is recessed into the distal end of the tunneling shaft to a deployed position in which the sharp edge of the cutting tool extends beyond the distal end of the tunneling shaft in the deployed position, e.g., to cut pericardium, scar tissue, and / or connective tissue with the sharp edge.

The utility model relates to the technical field of surgical auxiliary instruments, and discloses an adjustable left atrium retractor which comprises a handle and a quick fixing structure, and the quick fixing structure is arranged on the lower side of the handle and used for being fixedly connected with a sternum retractor; the universal supporting rod comprises a movable joint and a moldable iron wire; the universal supporting rod is arranged at the front end of the handle and is fixed through the moldable iron wire and the movable joint after being bent and deformed; the blade is connected with the front end of the universal supporting rod through the multidirectional rotating joint; and the antifouling soft sleeve wraps and is arranged on the rod body of the universal supporting rod. Compared with the prior art, the sternum retractor fixing device has the advantages that the sternum retractor fixing device is fixed to a sternum retractor through the fast fixing structure, other hands are not needed for holding, manpower waste is reduced, the operation space is increased, and operation is more convenient; the universal supporting rod can be bent, deformed and fixed in the state, and is more convenient and easy to use; meanwhile, the types of the blades can be replaced according to needs, and the functionality is more and stronger.

This invention relates to a method, apparatus, and medium for rapid sorting of poultry meat percentage based on X-ray imaging. The method includes: Step S1: acquiring X-ray images of the poultry to be tested; Step S2: identifying the sternal region and skin boundary based on the X-ray image; Step S3: drawing a normal at the sternal apex, obtaining the intersection of the normal at the sternal apex and the skin boundary as the first surface point, and obtaining the initial bone-skin distance based on the distance from the sternal apex to the first surface point; Step S4: obtaining the angle between the X-ray machine's visual axis direction and the normal direction of the first surface point as the consistency difference angle, obtaining the sternal integrity ratio and sternal principal axis attitude angle based on the sternal region, and correcting the initial bone-skin distance based on the consistency difference angle, sternal integrity ratio, and sternal principal axis attitude angle to obtain the corrected bone-skin distance; Step S5: obtaining the meat percentage grading result based on the corrected bone-skin distance. Compared with the prior art, this invention can achieve poultry meat percentage sorting based on X-ray imaging.

The invention relates to the field of medical instruments, in particular to a combined type artificial sternum support for funnel chest orthopedic. The orthopedic plate comprises a first orthopedic plate body, a second orthopedic plate body and a third orthopedic plate body which are connected in an assembled mode, the orthopedic plate can be changed into a shape convenient to take out when needing to be taken out, overturning of the orthopedic plate is avoided, and the taking-out difficulty is reduced; the second orthopedic plate comprises a plurality of unit plates, the unit plates, the first orthopedic plate and the third orthopedic plate are connected in series through connecting steel wires, the first orthopedic plate and the second orthopedic plate are provided with wire tightening devices capable of tightening the connecting steel wires, when the support is placed in and taken out, the connecting steel wires are loosened, the support is of a movable chain type structure, and the support is very convenient to place in and take out; meanwhile, the tensioning degree of the connecting steel wire is adjusted through the wire tightening device, a novel orthopedic mode of stepped resetting is adopted during orthopedic, and the connecting steel wire is tightened by a gradient at intervals, so that the arching radian of the stent is gradually increased, and the situation that the sternum is jacked up in place at a time, so that the sternum and intercostal muscle are greatly damaged is avoided.

The invention relates to the technical field of medical instruments, in particular to a double-cavity trachea cannula positioning device based on an electromagnetic technology, which comprises a trachea positioning module, a data acquisition module, a data processing module and a dynamic simulation module, the data processing module is used for receiving the electromagnetic signal acquired by the data acquisition module and analyzing the relative position of the electromagnetic sensor in the positioning electromagnetic field based on the electromagnetic signal; the processing module is used for receiving the body surface image of the patient acquired by the data acquisition module, identifying the position of the ring-shaped cartilage, the position of the sternum angle, the position of the left clavicle and the position of the right clavicle of the patient according to the body surface image of the patient based on an image processing technology, marking the position of the lower edge of the ring-shaped cartilage as a trachea starting projection point and marking the position of the lower edge of the sternum angle as a trachea ending projection point; body surface trachea projection is formed; through the design that the electromagnetic sensor is combined with the data processing module, the double-cavity trachea cannula can be positioned, meanwhile, the ventilation space is prevented from being occupied, and the ventilation effect of the double-cavity trachea cannula is guaranteed.

The application discloses a sternal retractor, comprising two groups of symmetrically arranged opening mechanisms, each group of opening mechanisms comprising a sleeve, a transmission mechanism and two opening plates, wherein the inside of the sleeve is formed with a cavity, one end of the cavity is provided with an opening communicating with the outside; the two opening plates are arranged on the outer wall of the sleeve and can move along the axial direction of the sleeve; the transmission mechanism comprises a transmission main body and two first driving ends, wherein the transmission main body is arranged in the cavity, the two first driving ends are respectively slidably connected to the outer wall of the sleeve, the two first driving ends are connected with the transmission main body, the two first driving ends are respectively connected with the corresponding opening plates, and the transmission main body is configured to drive the two first driving ends to drive the two opening plates to move towards each other or away from each other. The sternal retractor can not only guarantee the requirement of exposing the surgical visual field to the maximum extent, but also can avoid the accidental risk caused by suddenly changing the direction of the retractor during the operation, thereby providing safer and more reliable medical services for clinical patients.

1. The name of the design product: sternal plate (distraction type I). 2. The use of the design product: for sternal approximation fixation. 3. The design points of the design product: in shape. 4. The picture or photo that best shows the design points: perspective view.

1. Name of the product in this design: Sternum plate (spreading type II). 2. Purpose of this design: For sternal closure and fixation. 3. The key design feature of this product is its shape. 4. The image or photograph that best illustrates the design's key points: a 3D model.

The utility model discloses a crossed biodegradable sternum fixing device which comprises a fixing block, a first binding belt and a second binding belt. The first binding belt and the second binding belt are combined and fixed to the two adjacent side edges of the fixing block respectively. The first binding belt and the second binding belt have the same structure, one side surface comprises a plurality of tooth blocks, and the other side is a smooth surface; the fixing block comprises a first channel, a second channel and a latch structure located between the first channel and the second channel, the first channel extends in the first direction, and the second channel extends in the second direction; the latch structure comprises a partition plate, first latches formed by protruding the partition plate towards the interior of the first channel, and second latches formed by protruding the partition plate towards the interior of the second channel. The first binding belt is arranged in the first channel in a penetrating mode after winding the sternum, the second binding belt is arranged in the second channel in a penetrating mode after winding the sternum, an X-shaped binding structure is formed, the sternum is fixed in multiple directions, and the mechanical strength needed by transverse and longitudinal fixation of the sternum can be guaranteed.

A sternal tie assembly having a pair of hook-shaped needles, a length of sternal tie extending from a proximal end of each of the needles, and a pair of posterior plugs, each of the posterior plugs being slidably mounted on the tie and tethered, via suture material, to the proximal end of a respective one of the needles. A method of use of the sternal tie assembly includes creation of a hole or channel in sternum, manubrium, rib, rib cartilage, intercostal muscle, or other tissue, drawing a portion of the tie and the suture material through the channel formed in the tissue by the needle, severing the needle from the tie and suture material, continuing to advance the suture material until a post of each of the posterior plugs is pulled into the respective channel in the tissue, or at least until a head of the plug is disposed against the channel in the tissue, then threading an anterior plug onto each exposed end of the sternal tie, securing the anterior plugs into respective anterior openings in the tissue, then crossing and twisting the sternal tie ends together until the tissue ends are closed together.

The utility model discloses a chicken breast corrector which comprises a fixing part and a correcting plate, the fixing part comprises a plurality of first adjusting pieces and second adjusting pieces, and the first adjusting pieces and the second adjusting pieces are matched with each other to form uneven pressure to change the plane state of the correcting plate, so that the correcting plate is in a concave-convex state to adapt to the convex shape of the sternum; compared with an existing chicken breast corrector, the chicken breast corrector has the advantages that adaptive adjustment can be conducted according to the convex shape of the sternum of a chicken breast, specifically, the second adjusting piece serves as a middle fulcrum, the first adjusting pieces on the two sides apply pressure to the correcting plate, the correcting plate is made to be in a concave-convex state from a plane state, and therefore the correcting plate adapts to the convex shape of the sternum.

An implantable electrical apparatus including a lead configured to be disposed in an anterior mediastinum of a patient. The lead includes at least one sensor configured to sense a bio-signal within the anterior mediastinum. The implantable electrical apparatus includes an electrical device disposed on an anterior side of a sternum of the patient. The electrical device is coupled to the lead via at least one opening defined in the sternum. The electrical device is configured to receive, from the lead, data associated with the bio-signal and at least one of determine a health status of the patient or generate energy associated with cardiac treatment for delivery via the lead.

A pectus bar assembly may include a first pectus bar and a second pectus bar that are engageable with the sternum. The pectus bar assembly may also include a first bar link that is connectable to and movable along the first pectus bar, and a second bar link that is connectable to and movable along the second pectus bar. The pectus bar assembly may also include a bridge defining a longitudinal axis. The bridge may be connectable to the first bar link and the second bar link. The first and second bar links may be independently movable along the bridge, and the first and second bar links may be independently rotatable around the longitudinal axis of the bridge.

A girth for equine sports includes an outside, and an inside intended to rest against a horse's body. A pressure-relieving pad is arranged in the region in which the girth is intended to extend over the sternum of the horse. The pad includes a cushioning material that protrudes further inwards beyond the inside of the girth and a channel of reduced pad thickness. The cushioning material is thicker on either side of the channel, and the channel is intended to extend in front of the sternum while the cushioning material on either side of the sternum is intended to rest against the horse's body.

A sternal elevator apparatus is disclosed. The sternal elevator may include a panel, a support beam traversing the panel, and a post coupled to a proximal end of the panel. The apparatus may also include an indicator handle coupled to the sternal elevator, an actuator drive pivotably coupled to the indicator handle, and a housing movably coupled to the actuator drive. The sternal elevator apparatus may have an actuator drive incorporating a linear rack. The housing further may include a cylindrical gear where the cylindrical gear is engaged with the linear rack.

A sternal implant for implant into a body is provided. The implant includes an outer frame forming a structurally rigid portion. The outer frame includes a plurality of openings configured to accommodate sutures for affixing the outer frame to the body. The implant includes a central structure connected within the outer frame. The central structure includes a in the form of a layer having a construction including multiple channels. The filling portion is configured to allow for fluid drainage and tissue ingrowth of tissue generated by the body.

This utility model discloses an anti-slip bra, relating to the field of women's underwear. The bra body includes a cup portion and an anti-slip band. Each end of the anti-slip band is connected to a cup portion, covering the inner edge of the cup portion and forming a connection. The two cup portions are detachably connected. The cup portion includes a cup support, a side edge, and a lower edge. The anti-slip band includes two underbands that extend upwards to cover and connect to one of the cup portions. The underbands and cup portions form a connecting surface on the inner sides of the lower edge and side edge. An anti-slip silicone strip is provided on the upper inner side of the cup support. An adjustable interlocking hook-and-eye closure is provided at one adjacent end of the two cup portions. This utility model, by setting an anti-slip band and an anti-slip silicone strip inside the cup support, forms a closed, annular anti-slip path, improving the problem of shifting caused by human movement in existing bras. The adjustable interlocking hook-and-eye closure at the adjacent ends of the two cups prevents compression of the sternum or gaps, and is compatible with different breast shapes such as outward expansion or gathering.

A sternal closure device includes an insertion member, a receiver member and a joint locking mechanism. The joint locking mechanism includes a dual pawl assembly and a dual ratchet assembly. The dual pawl assembly includes a pair of pawl arms that include heads with outward facing teeth. The dual ratchet assembly includes a pair of ratchet arms with inward facing teeth that are configured for an intermeshed engagement with the teeth on the corresponding pawl arms. Alignment tabs on the ratchet arms are captured within guide channels on the receiver member. The configuration and number of the teeth contribute to the strength of the device. The locking mechanism contributes to efficiency, speed, and strength of the closure.