35 results about "Plastic operation" patented technology

The invention discloses a plastic surgery auxiliary strategy generation method and system based on a multi-modal medical image, and relates to the technical field of auxiliary strategy generation. After the multi-modal medical image is collected, multilevel organization structure information is extracted, and a facial structure function linkage graph is constructed; identifying a structure coupling region with a correlation influence relationship in the function linkage graph as an intervention region; reversely querying an operation strategy knowledge base based on the intervention area to obtain a candidate operation fragment set; according to the structure conflict relation matrix and the recovery time dependence matrix between the candidate operation segments, constructing an initial operation path diagram; according to aesthetic preference parameters set by a user, generating an aesthetic offset information field, and acting on the initial operation path diagram to form a structural deformation map; and based on the structural deformation map, injecting control constraints, generating a reversible control chart, and outputting a personalized operation execution path. Personalized operation path generation is realized, and dissection safety and aesthetic requirements are considered.

The fat clamp for the eye plastic surgery comprises a first fixing rod, a screw sleeve is rotatably installed between the first fixing rod and a second fixing rod, the bottom end of a screw rod is fixedly connected with a fixing block, and second clamping blocks are rotatably installed at the lower ends of the inner sides of a third fixing rod and a fourth fixing rod. Firstly, an adjusting inserting plate is selected according to the use condition and inserted into a first clamping block or a second clamping block, a replaceable rotating rod is inserted into the upper portion of a lead screw and rotates, and the lead screw rotates in a lead screw sleeve so as to advance and retreat and drives a fixing block to move; the fixing block drives the third fixing rod and the fourth fixing rod to rotate in the first fixing rod and the second fixing rod, so that the first clamping block and the second clamping block get close to each other to clamp and position eye fat, the fat clamping force can be selected according to the use condition, and precise adjustment can be achieved through the lead screw.

The utility model discloses a nose plastic surgery support in the technical field of plastic surgery, which comprises a first support, a second support is arranged on one side of the first support, the second support is detachably connected with the first support, a first connecting block is arranged at the top of the first support, the first connecting block is fixedly connected with the first support, and the second connecting block is fixedly connected with the first support. A first rotating cylinder is arranged on one side of the first connecting block, the first rotating cylinder and the first connecting block are fixedly connected, a first fixing bolt is arranged in the first rotating cylinder, a fixing sleeve is arranged on the surface of the first fixing bolt, a second connecting block is arranged at the top of the second support, and a second rotating cylinder is arranged on one side of the second connecting block; through the arrangement of the first support, the second support, the first connecting block, the first rotating cylinder, the second connecting block, the second rotating cylinder, the fixing sleeve, the first fixing bolt and the second fixing bolt, the function of adjusting the angle of the nose support by the nose plastic support is achieved, and the use convenience of the nose plastic support is improved.

The invention discloses an annular traction device for perineal plastic surgery, and relates to the technical field of medical instruments, the annular traction device comprises a bottom ring, the outer side of the bottom ring is fixedly connected with a fixing cover, the left side and the right side of the fixing cover are both fixedly connected with bandages, the upper side of the bottom ring is provided with a traction unit, the traction unit comprises a fixing ring, and the fixing ring is fixedly connected with the fixing cover. The fixing ring is fixedly connected to the upper side of the bottom ring, a guide block is slidably connected to the outer side of the fixing ring, a position adjusting ring is fixedly connected to the upper side of the guide block, and an opening assembly is arranged on the inner side of the position adjusting ring. According to the annular traction device for the perineal plastic surgery, through cooperation of a bottom ring, a position adjusting ring, a gear ring, a gear, a branch plate, expanding blocks, a lifting ring and an electric push rod, the expanding blocks on the two sides can rapidly expand the perineum conveniently; meanwhile, by means of a stabilizing plate, stabilizing blocks, a first control plate, a lifting rod and a second control plate, the stabilizing blocks on the two sides are unfolded and make contact with the perineum in the perineum opening process, and the stability during opening is further improved.

The present invention relates to the field of image processing technology, and more specifically to a computer-assisted plastic surgery navigation method and system, comprising: acquiring a bone image, obtaining suspected pixels based on a grayscale histogram of the bone image, constructing an edge vector based on the bone edges of the bone image to obtain all center pixels, obtaining the bone thickness and edge angle of each center pixel, calculating the bone thickness abnormality factor parameter of each suspected pixel, combining the grayscale value and the distance of each suspected pixel from the nearest bone edge to obtain all abnormal pixels, obtaining all target pixels based on the grayscale value difference between each abnormal pixel and the surrounding pixels, clustering the target pixels to obtain a number of target clusters, and obtaining suspected bone protuberance abnormal regions after segmentation. The present invention aims to solve the problem of incorrect segmentation caused by placing seed points in low-density bones, thereby improving the accuracy of bone protuberance abnormal region segmentation.

The invention discloses a visible drag hook for mandibular angle plastic surgery, relates to the technical field of drag hooks for mandibular angle plastic surgery, and solves the problems that an existing drag hook only adopts a lamplight illumination mode to light an operation part of a patient, then a blind area exists in the operation part, a doctor who operates a knife cannot observe the position of the blind area through sight, and the operation difficulty is high. The surgical retractor comprises a rod body, a ring body is fixedly mounted at the lower end of the rod body, a pair of handles is fixedly mounted at the lower end of the ring body, and a retractor plate is fixedly mounted at the upper end of the rod body. Through video recording of a pinhole camera, an image of an operation position is presented on an external display, then a good visual field is provided for a doctor, the total length of an extension plate and a retractor plate is adjusted through an adjusting assembly, and hooking and pulling of the side walls of different oral cavities with different lengths are facilitated.

Absorbable implants for breast surgery that conform to the breast parenchyma and surrounding chest wall have been developed. These implants support newly lifted breast parenchyma, and / or a breast implant. The implants have mechanical properties sufficient to support a reconstructed breast, and allow the in-growth of tissue into the implant as it degrades. The implants have a strength retention profile allowing the support of the breast to be transitioned from the implant to regenerated host tissue, without significant loss of support. Three-dimensional implants for use in minimally invasive mastopexy / breast reconstruction procedures are also described, that confer shape to a patient's breast. These implants are self-reinforced, can be temporarily deformed, implanted in a suitably dissected tissue plane, and resume their preformed three-dimensional shape. The implants are preferably made from poly-4-hydroxybutyrate (P4HB) and copolymers thereof. The implants have suture pullout strengths that can resist the mechanical loads exerted on the reconstructed breast.

The invention relates to the field of operation scheme effect prediction, in particular to a method for simulating a rib contour and a method for predicting a rib plastic operation result. A method for simulating a rib contour comprises the following steps: shooting a rib image to obtain a rib shape; a first circle and a second circle are utilized to fit the rib shape, the first circle and the second circle have an intersection point, and the circles can be perfect circles or ellipses; the part of the first circle for fitting the rib shape is used as a first arc section, and the part of the second circle for fitting the rib shape is used as a second arc section; the first arc section and the second arc section jointly form a first contour line simulating a rib contour. The method has the advantages that the rib contour can be accurately simulated, the calculation amount of operation result prediction is reduced, the optimal cutting point and rotation angle can be predicted before an operation, a proper operation scheme is determined, and the optimal operation effect is achieved.

Compositions including a first soft tissue-derived matrix and a second soft tissue-derived matrix are provided, as well as methods of making such compositions. In some embodiments, the composition comprises delipidated, decellularized adipose tissue-derived matrix and delipidated, decellularized fascial tissue-derived matrix, which may be combined in various proportions. Such adipose-fascia matrix compositions provide improved volume retention when implanted into a patient. The composition may further include exogenous cells or other substances, and / or a carrier. The composition is suitable for use in plastic surgery procedures, including reconstructive or cosmetic surgery procedures, as well as procedures for wound treatment and tissue regeneration. The methods for making the compositions may involve separation of first and second soft tissues from one another, followed by performing one or more treatments on the separated soft tissues, then combining the treated soft tissues and, optionally, performing one or more additional treatments on the combined soft tissues.

The invention discloses a facial plastic surgery planning method and system based on multi-modal dynamic expression analysis, relates to the field of facial plastic surgery, and solves the problem that multiple expressions are not coordinated due to the fact that a traditional plastic surgery method adopts data scanned by a single expression to perform surgery. According to the technical scheme, the method is characterized in that a multi-modal dynamic expression data set of a standardized expression sequence based on multiple expressions is adopted, space-time alignment is carried out on the multi-modal dynamic expression data set, and the bone-muscle-soft tissue collaborative movement relation in the multi-expression process is comprehensively captured; a basic three-dimensional anatomical model and a skeleton-muscle-soft tissue linkage biomechanical coordination model are constructed, preoperative operation optimization is performed according to a simulation result of the biomechanical coordination model, double feedback of a doctor and a patient is performed after an operation, and a scientific operation method of data source-modeling mechanism-target planning-postoperative feedback is formed. The technical effects of improving the naturalness and coordination degree of postoperative facial expressions and improving the satisfaction degree of patients are achieved.

This invention provides a patch for penile plastic surgery, belonging to the field of medical plastic surgery device technology, to solve the technical problem of poor conformability of conventional patches in the prior art. The patch is a sheet-like body made of acellular allogeneic dermal material, and the sheet-like body is perforated into a mesh structure by multiple through-units. This design can significantly improve the conformability of the patch, not only allowing the patch to better conform to the shape of the penis, reducing postoperative discomfort, but also promoting postoperative recovery.

The present invention discloses an automatic monitoring method for the movement of a guide wire in plastic surgery with a surgical robot and relates to the field of surgical navigation technology. The method comprises: extracting a surgical path from a preoperative CT image; placing an electromagnetic navigation device in a surgical space; obtaining coordinate values ​​of an experimental model with attached marker points of electromagnetic sensors under a magnetic field and corresponding coordinate values ​​of the image coordinate space, and obtaining a registration transformation matrix; attaching 3 to 5 electromagnetic sensors sequentially to the front end of the guide wire, and positioning the guide wire at the surgical exit point.Acquiring, during the movement of the guide wire to the intervention endpoint and using the electromagnetic navigation device, the positions of the electromagnetic sensors at time t, and obtaining the positions in the image coordinate space based on the registration transformation matrix, and fitting the shape of the leading end of the guide wire and displaying it fused in a reconstructed image; monitoring based on the relative positional relationship between the intervention path and the electromagnetic sensors.

The present disclosure provides a facial alignment tool to project a laser line or multiple lines onto a patient's face to assess symmetry and / or alignment during facial and / or nasal plastic surgery procedures such as rhinoplasty, nasal reconstruction, facial reconstruction, among other cosmetic or functional facial plastic surgery procedures. The facial alignment tool includes a moldable mouth guard specifically fabricated to be received in a patient's mouth, a support plate configured to receive the moldable mouth guard, a flange rigidly attached at its proximal edge to a front of the support plate, a positioning component attached to the distal edge of the flange, a rigid beam rigidly attached at its proximal end to the positioning component such that actuating the positioning component laterally translates the rigid beam, and a light source mounted to a distal end to the rigid beam by an adjustable laser mount configured to allow translation and rotation of the laser light source in the adjustable laser mount. The laser source is mounted such that when a patient has the support plate with the moldable mouth guard in their mouth the light source emits visible light projected onto the patient's face, and adjusting the positioning components moves the rigid beam and the light source attached thereto with respect to the patient's face.

The utility model relates to the field of medical auxiliary instruments, in particular to an instrument for measuring the inclination angle of eyes, which comprises a measuring framework, a ruler, a measuring rod, a handle and a gradienter. During use, the measuring framework is horizontally arranged in front of the eyes through the gradienter, the hinge point of the measuring framework and the measuring rod is aligned with the inner canthus of the eyes, then the measuring rod is shifted through the handle, the measuring rod is aligned with the outer canthus of the eyes, and at the moment, the scale value pointed by the pointer on the handle on the ruler is the inclination angle of the eyes, namely the inclination degree of the eye crack. And after measurement, the handle can be telescopically pressed on the front surface of the scale to fix the measuring rod, so that the measuring rod is prevented from sliding down, and accurate reading and adjustment in the back are facilitated. According to the utility model, the measuring skeleton, the measuring rod, the ruler, the handle and the gradienter are matched with one another, so that accurate data of the gradient of the eye crack can be accurately measured, preoperative preparation is made for plastic surgery, smooth proceeding of the plastic surgery is ensured, and the measuring steps are simple and convenient to use.

The invention provides a bent fat rubbing needle, which is particularly suitable for fat release and suction operation of a region with physiological curvature of a slender bag. The fat rubbing needle body is in the preset bent shape, the bending angle ranges from 10 degrees to 60 degrees, the fat rubbing needle body better fits the natural radian of the neck and the natural radian of the shoulder, and operation smoothness and the comfort level of a patient are improved. A plurality of micropores are formed in the side wall of the needle body and are connected with a negative pressure device to assist in releasing and sucking adipose tissues, so that the operation efficiency is improved. The front end blunt end structure can effectively prevent nerve and blood vessel from being damaged by puncture, and safety is enhanced. The fat rubbing needle is made of medical stainless steel or biocompatible materials, and different use requirements are met. The matched bent liposuction needle is matched with the angle of the liposuction needle to cooperatively complete fat removal. The separating grooves and the clamping grooves are formed in the instrument box, various tools are stored in a classified mode, and the taking efficiency in an operation is improved. The needle is not only suitable for the treatment of the drastic bag, but also can be expanded to be applied to other plastic surgeries needing to be operated along the body curve, and has a wide application prospect.

The invention relates to an operation head lamp with a symmetry measurement function, belongs to the technical field of operation head lamps, and aims to solve the problems that an existing operation head lamp cannot meet the requirement for symmetry measurement in the operation and only depends on the vision and experience of an operator for judgment in facial plastic surgery of spinal surgery and maxillofacial surgery, so that the error influence is caused. In order to solve the problems that in the prior art, functional recovery or appearance of a patient after an operation is affected, the invention provides an operation head lamp with a symmetry measurement function, and the operation head lamp comprises a bridle, an angle adjusting seat, a fixing frame, a head lamp and a self-adaptive shading mechanism. The illumination requirements of precise illumination and deep narrow parts of a human body in an operation can be met, meanwhile, the operation requirement for symmetry measurement of the human body in the operation is met, a doctor can more accurately distinguish tissue details, more reliable illumination support and measurement assistance are provided for various operations, the operation efficiency is conveniently improved, and the operation effect is ensured.

The application discloses a head fixing device for plastic surgery, and relates to the field of plastic surgery, which comprises a main supporting plate, a clamping horizontal groove is symmetrically arranged on the two side edges of the main supporting plate, a side arc-shaped plate is butt-jointed to the two side edges of the main supporting plate, a pulling clamping groove is horizontally arranged on one side edge of the side arc-shaped plate, a pulling block is clamped to the inner side edge of the pulling clamping groove, a bottom supporting sponge is horizontally fixedly bonded to the top surface of the main supporting plate, a gas bag block is fixedly bonded to the top surface of the side arc-shaped plate, a butt-joint block is butt-jointed to one end of the main supporting plate, an extension sponge is fixedly bonded to the top surface of the butt-joint block, an outer shell is screw-connected to one side edge of the butt-joint block, and an extension sleeve rod is arranged on the bottom surface of the butt-joint block. The device has the advantages of simple design structure, simple operation, multi-directional adjustment structure, satisfaction of various angle adjustment processes, assistance to surgery, great improvement of the efficiency of surgery and convenience of surgery.

To provide an immediately usable composition for subcutaneous or intradermal injection, and a method for performing restoration or cosmetic dermatology treatment.SOLUTION: Provided is an immediately usable injectable composition containing polymeric microspheres or fine particles originated from non-animal, hydrogel containing water and cellulose derivative gelatinizer, and polysorbate 80. Further provided is a method for using an immediately usable injectable composition for restoration or formation surgery, cosmetic dermatology, contour formation of a face, contour formation of a body, and gum augmentation.SELECTED DRAWING: None

The utility model relates to the technical field of beauty instruments, and provides an operation assisting device for nose plastic surgery, which comprises a detacher, the detacher comprises a main frame, anti-slip strips, grooves, a connecting rod and a detaching sheet, the anti-slip strips are uniformly fixed on two sides of the main frame, and the grooves are formed in the main frame at one ends of the anti-slip strips. According to the surgical auxiliary device, the protective structure is arranged, when the surgical auxiliary device is stored daily, the protective shell is arranged on the outer side of the connecting rod and the outer side of the stripping piece in a sleeving mode, then the protective shell is moved towards the direction of the main frame, the limiting groove can be arranged on the outer side of the stripping piece in a sleeving mode, and the limiting base and the stripping piece are in interference clamping connection through the limiting groove; the surgical auxiliary device for the nose plastic surgery is simple in structure, convenient to mount and take during use, and capable of protecting the connecting rod and the stripping piece, so that the device has the function of protecting the connecting rod and the stripping piece, and the service life of the surgical auxiliary device for the nose plastic surgery during use is prolonged.

The utility model discloses a pair of forceps special for eye plastic surgery, and belongs to the technical field of medical instruments. A pair of special forceps for eye plastic surgery comprises two first forceps arms and a pin, the middles of the two first forceps arms are hinged through the pin, the front end of a left forceps arm and the front end of a right forceps arm are bent upwards to form a clamping portion, the included angle between the clamping portion and the respective forceps arm body is 120 degrees, a second forceps arm is connected into the tail end of each first forceps arm in an inserted mode, and the tail end of each second forceps arm is connected with a clamping portion. Finger rings are fixed to the tail ends of the two second forceps arms, an adjusting assembly is arranged between the first forceps arm and the second forceps arms, and a pressing assembly is arranged on the side face of the first forceps arm. The second forceps arm can be pulled out of the first forceps arm through the arranged adjusting assembly, the length of the handle rod is increased, the operation efficiency and quality are improved, experience and safety guarantee of doctors and patients are enhanced, the adjusting assembly is pushed and pressed through the arranged pressing assembly, the locking stability of the adjusting assembly is improved, and the operation safety is improved. The device is suitable for different people to use, the overall application range is further widened, and the overall practicability is improved.

The invention relates to the technical field of medical cosmetology instruments, and discloses a pyramid structure-based nasal plastic support system, which comprises a pyramid element module, a three-dimensional truss system, a gradient pore base, a performance parameter unit, a 3D printing parameter setting module, an intelligent adaptation assembly and an intelligent monitoring module, the pyramid primitive module comprises a micro-pyramid structure unit, and a highly integrated and intelligent nose shaping support solution is formed by integrating the pyramid primitive module, a three-dimensional truss system, a gradient pore base, a performance parameter unit, a 3D printing parameter setting module, an intelligent adaptation assembly and an intelligent monitoring module. The accuracy and the individuation degree of the nasal plastic surgery are improved, the safety and the effect of the surgery are greatly enhanced, the structural stability is improved, the situation that the nasal tip skin has the penetration risk due to deflection and single-point supporting when the nasal plastic surgery is subjected to shear force is avoided, and the vascularization rate is increased.

1. Name of the product in this design: Plastic Surgery Knife. 2. Purpose of this design: for use in plastic surgery. 3. The key design feature of this product is its shape. 4. The image or photograph that best illustrates the design's key points: 3D view 1.

The present invention relates to a method, a system, and a computer-readable medium for implementing a customized plastic surgery simulation and, more particularly, to a method, a system, and a computer-readable medium for implementing a customized plastic surgery simulation, wherein an appearance image including respective appearance elements for a user is extracted from a plurality of images obtained by photographing the user, 3D modeling data is generated by applying an SfM algorithm and 3D Gaussian splatting to a plurality of appearance images, a synthesized image is generated by changing position coordinates of one or more representative feature points for each appearance element on the basis of modification information of the appearance element determined according to an input of the user, and the synthesized image is provided to the user.

The utility model provides a little lip hypertrophy plastic surgery simulation device which comprises a left side little lip hypertrophy simulation mechanism, a right side little lip hypertrophy simulation mechanism and a base, a sliding groove is formed in the base, and the bottom of the left side little lip hypertrophy simulation mechanism and the bottom of the right side little lip hypertrophy simulation mechanism can slide in the sliding groove. According to the utility model, the modular structural design is adopted, the model can be detached and replaced, different-degree hypertrophy models can be freely combined, the surgical skills of green doctors are improved, and a safe, real and efficient preoperative training tool is provided for clinicians.

The utility model discloses a stable waterproof sterile earplug for plastic surgery, which relates to the technical field of plastic surgery instruments and comprises an earplug column, and a first waterproof umbrella edge, a second waterproof umbrella edge and a third waterproof umbrella edge are sequentially and fixedly sleeved on the outer side of the earplug column from bottom to top. Sealing convex rings are fixed on the outer sides of the first waterproof umbrella edge, the second waterproof umbrella edge and the third waterproof umbrella edge; the disc is fixed to the top end of the earplug column, an ear hook is fixed to the side wall of the disc, an edge enclosure is fixed to the edge of the bottom of the disc, and a sealing capsule film is fixed to the upper side of the disc. The ear plug can be matched with ears of different sizes and different sizes of left and right ear canals of the same person, can be firmly filled, is high in sealing performance with the inner walls of the ear canals, and can effectively prevent liquid from entering the ear canals.

The utility model relates to the technical field of medical instruments, in particular to a labial labia plastic surgery instrument which comprises a forceps body formed by hinging a first forceps arm and a second forceps arm, each of the first forceps arm and the second forceps arm comprises a forceps handle part and a forceps head part, each forceps handle part is provided with an arc-shaped clamping ring, and the two arc-shaped clamping rings are fixed through a clamping piece. The two arc-shaped clamping rings are clamped and fixed to define a circular traction ring, an arc-shaped clamp block is arranged on the clamp head part, and scales are arranged on the arc-shaped clamp block; the utility model not only can be used for the marking design of the lesser lip to avoid the problems of large error and incomplete symmetry of lines on two sides, but also can be used for the traction of tissues in the operation process to enable the stress of the tissues to be more uniform and avoid the problems of irregular incisions, local depression and the like, and is more time-saving and labor-saving in the operation process.

Absorbable implants can be used to create volume and shape in soft tissue using regenerative tissue. The implant comprises a grid formed from a plurality of unit cells. The unit cells can be coils or springs, skeletal polyhedrons, foams, or structures derived from mesh and fibers. The implant can be coated or filled with cells and tissue, and is preferably coated or filled with an autologous fat graft. The implant is particularly suitable for use in plastic surgery procedures, for example, to regenerate or augment breast tissue after a mastectomy or during a mastopexy procedure, and can provide an alternative to the use of permanent breast implants in these procedures.

The utility model discloses a kind of guide for preventing prosthesis skew, it is related to orthopedic surgery auxiliary instrument technical field.The guide includes handle, handle one end two sides are puncture structure, puncture structure is equipped with guide through-hole, for the through of guide wire.Setting.The total length of guide is 18cm, the diameter range of guide wire that guide through-hole can pass is 0.5mm-1mm.When using, guide wire is connected prosthesis and is set to guide through-hole, guide is inserted into nasal cavity from incision, pulls guide wire and makes prosthesis move to predetermined position along guide direction, avoids prosthesis skew, finally cuts off guide wire, withdraws guide, and guide wire and prosthesis are left in nasal cavity, complete surgery.The utility model improves the precision and stability of nasal prosthesis implant by the cooperation of guide and guide wire, reduces the risk of surgery, and is suitable for rhinoplasty.

1. Name of the product in this design: Surgical scissors for eye plastic surgery. 2. Purpose of this design: As a tool for eye plastic surgery. 3. The key design feature of this product is its shape. 4. The image or photograph that best illustrates the design's key points: 3D view 1.

The invention relates to an implant assembled from skeleton polyhedral unit cells, coiled unit cells or mesh unit cells. The resorbable implants may be used to create volumes and shapes with regenerated tissue in soft tissue. The implant includes a grid formed from a plurality of unit cells. The unit cells may be coils or springs, skeleton polyhedrons, foams, or structures from webs and fibers. The implants may be coated or filled with cells and tissues, and preferably coated or filled with autologous fat grafts. The implants are particularly suitable for plastic surgical procedures, for example, regenerating or enlarging breast tissue after breast resection or in breast fixation procedures, and may provide an alternative to the use of permanent breast implants in these procedures.