25 results about "Pelvic organs" patented technology

The invention relates to medical therapeutic and prophylactic low-frequency magnetic pulse devices for providing therapeutic and general stimulation (massage) of tissues by means of electromagnetic induction, specifically for magnetic stimulation of the pelvic floor and pelvic organs. The technical result consists in increasing the reliability of a device for magnetic stimulation of the pelvic floor and pelvic organs. The technical result is achieved by means of a magnetic therapy chair, comprising a body in the form of a chair with a seat, and a magnetic field inductor, wherein the magnetic field inductor is located under the seat and the body of the chair is mounted on a frame, to which an assembly for the movement of the inductor is rigidly attached, said assembly comprising guides along which move carriages that set the magnetic field inductor in motion with the aid of a transmission which converts the motion of the motor into translational motion of the inductor along the guides.

The application discloses a positioning method of uterine cardinal ligament and sacral ligament and a pelvic floor finite element evolution model construction method, and belongs to the field of two-dimensional digital modeling and biomechanics research. According to the pelvic floor anatomy structure, the starting point and the ending point of the cardinal ligament and the sacral ligament in the two-dimensional finite element model are determined, and a distributed nonlinear hyperelastic spring group is proposed to simulate the suspension mechanical properties of the cardinal ligament and the sacral ligament. An organ tissue proportional damage simulation method and a proportional damage expression are proposed, the nonlinear material stress-strain curve of the pelvic floor organ tissue is multiplied by a proportional damage factor to simulate the mechanical properties of the pelvic floor organ damage. A concentrated load application method and a concentrated force-displacement expression of the initial shape feature are proposed to simulate the initial genital cleft and the uterine-vaginal angle. The evolution model can intuitively show the mechanical changes and shape feature change trends of the pelvic floor from the initial injury to the severe prolapse, and provides a basis for the reconstruction surgery design of the pelvic organ prolapse.

The application discloses an artificial fascia which is a composite material with a five-layer structure and is composed of fat stem cell-loaded amniotic membrane, PRP gel and polyurethane film; the five-layer structure material is in sequence of fat stem cell-loaded amniotic membrane, PRP gel, polyurethane film, PRP gel and fat stem cell-loaded amniotic membrane; the fat stem cell-loaded amniotic membrane is acellular amniotic membrane paved with fat stem cells and is prepared by the following method: inoculating fat stem cells on the acellular amniotic membrane and growing for 7-14 days to obtain the fat stem cell-loaded amniotic membrane. The application further discloses a preparation method of the artificial fascia and application of the artificial fascia in preparation of a biological patch for treating hernia or in preparation of a mesh for treating pelvic organ prolapse. The artificial fascia has high tensile strength, good tissue compatibility, good immune function and degradability, is a biological composite material with excellent performance, can be used for treating hernia and pelvic organ prolapse and has great application potential.

This invention discloses an automatic identification method for pelvic organ prolapse based on deep learning and the PCL line, comprising: S1: acquiring and preprocessing medical images of the pelvic floor region, and simultaneously annotating the bladder, uterus, rectum, and bony anatomical structures to construct a training dataset; S2: constructing and training a multi-objective deep learning segmentation model based on the training data to achieve automatic segmentation of the bladder, uterus, rectum, pubic symphysis, and the two vertebrae from the coccyx; S3: extracting the lowest edge point of the segmented pubic symphysis region and the highest edge point of the two vertebrae from the coccyx region to construct a set of bony key points; S4: connecting the bony key points to automatically generate the pelvic floor reference line (PCL line); S5: analyzing the spatial positional relationship of the bladder, uterus, and rectum relative to the PCL line to obtain the downward displacement feature information of the pelvic organs; S6: automatically determining the degree of pelvic organ prolapse based on the spatial positional relationship. This invention achieves automated identification of the degree of pelvic organ prolapse, reduces subjective errors caused by manual measurement, and improves the consistency, accuracy, and efficiency of the assessment.

The present application relates to a urethral mesh for female urinary incontinence and moderate pelvic organ prolapse, which comprises a middle support sheet, a first wing sheet and a second wing sheet; a first preset mesh fixing line and a second preset mesh fixing line are arranged on the front side of the middle support sheet; a third preset mesh fixing line and a fourth preset mesh fixing line are arranged on the back side of the middle support sheet; a fifth middle mark traction line is arranged between the first preset mesh fixing line and the second preset mesh fixing line; and a sixth middle mark traction line is arranged between the third preset mesh fixing line and the fourth preset mesh fixing line. The advantages are that the urethral tip can be provided with support strength to prevent the anterior pelvic organ from bulging; meanwhile, the bladder neck and the posterior urethral segment are reconstructed, and the middle urethral support is strengthened, which is particularly suitable for patients with larger urethral activity, wider vaginal split, recurrent cases and shorter anterior vaginal wall, so as to reduce the operation difficulty and the incidence of complications, and can become a new type of medical instrument with wide application prospect.

In accordance with embodiments of the present disclosure, a flexible and non-absorbent vaginal insert device shaped to be held securely in place in a vagina when inserted, so as to improve symptoms associated with pelvic organ prolapse or urinary incontinence or both, is provided. The device is designed to be relatively easy to insert and remove. An applicator may be used to aid with insertion. The vaginal insert device comprises an upper portion, having a cone-shaped body, having a circular transverse cross-section throughout its length, having a wall with an interior side and an exterior side, an upper open end, a lower end, and a hollow interior, wherein the upper open end of the upper portion is the innermost portion of the device during insertion, and wherein the wall of the upper portion can be squeezed to make the upper portion more compact for easier insertion of the device, and wherein after insertion the wall expands back to its original shape. The device further comprises an exterior rim surrounding and protruding from the exterior side of the wall and being adjacent to the upper open end, and a plurality of ridges surrounding and protruding from the exterior side of the wall, and a removal portion extending from said lower end of said upper portion to assist in removal of the device. The device can also comprise one or more ventilation openings.

The utility model relates to a uterine prolapse teaching model, which comprises a pelvic organ model, the pelvic organ model comprises a vagina anterior wall, a vagina posterior wall and a uterus, the pelvic organ model is equally divided into a first model and a second model along the vertical direction, and the first model and the second model can rotate relatively. The vagina front wall and the vagina rear wall are located on the sides, close to each other, of the first model and the second model respectively, the first model and the second model are arranged in a closed mode in the initial state, and the uterus is located in a channel formed by the vagina front wall and the vagina rear wall and can move along the channel. The vagina front wall and the vagina rear wall are both provided with scale marks used for displaying uterine prolapse scale division. The uterine prolapse teaching mold not only can clearly demonstrate different prolapse graduations of the uterus and ensure the teaching quality, but also is convenient to store when not in use.

The invention relates to the technical field of cell therapy, and particularly discloses a repairable fibroblast preparation for treating pelvic organ prolapse. The active ingredients of the preparation are fibroblasts which highly express HAS1, POLR3G and DDR2 at the same time and do not express alpha-smooth muscle actin, and the preparation is compatible with pharmaceutic adjuvants such as normal saline, human serum albumin and dimethyl sulfoxide. The dosage form of the composition comprises an injection and a gel containing a hyaluronic acid matrix. The preparation method comprises the following steps: performing enzymolysis treatment to obtain primary cells, promoting repair phenotypic differentiation through estrogen induction, purifying target cells by adopting a fluorescence labeling flow sorting technology, and performing amplification in a serum-free culture medium to prepare a final preparation. According to the preparation, through the synergistic effect of fibroblasts and pericytes and the perivascular positioning characteristic, targeted repair of pelvic floor supporting tissue can be achieved; according to the preparation method, the cell phenotype stability and the preparation reproducibility are ensured by optimizing process parameters and quality control standards.

A device and method for use in transvaginal procedures involving the suturing in place of a permanent suture anchored to the obturator membranes at the posterior vaginal wall. An introducer assembly includes a hollow sheath and an introducer having a screw tip. The hollow sheath includes a knob with an anchor compartment. The introducer is selectively secured, axially and radially, relative to the sheath. A suture line is threaded along a channel of the introducer and through anchor holes of an anchor stored in the anchor compartment. After removal of the introducer from the sheath, a latch covering the anchor compartment is opened and the suture is pulled to draw the anchor out of the compartment, and through the sheath. The anchor may then be secured to an obturator membrane.

The invention belongs to the technical field of biological detection, and particularly relates to application of a biomarker in preparation of a pelvic organ prolapse early diagnosis product. And the biomarker is one or more of 25 proteins such as ELN (Extreme Leukemia Nucleic Acid), COL6A2 (Colorful Leukemia 6A2), ENTPD1 (Enhanced Nitrate Transcriptase Dehydrogenase 1), AOC3 ( ROC analysis results show that the five proteins can be used as a biomarker group, the prediction accuracy is as high as 97.8%, and technical reference is provided for diagnosis of POP.

The present disclosure relates to a devices and methods for use in surgery. In particular, the present disclosure is directed to devices and methods for the treatment of pelvic organ prolapse conditions, and in particular for the treatment of uterine prolapse.

A pelvic organ group module for CT-guidable puncture injection via a posterior fornix of a vagina and a manufacturing method therefor, and a female pelvis model. The pelvic organ group module is a module made of silicone gel and comprising a pelvic organ cavity. The pelvic organ cavity contains a bladder (a) and a urinary tract connected to the bladder (a), a uterus (b) and a vagina connected to the uterus (b), and a rectal segment (c) in a female pelvis. The pelvic organ group module further comprises a separable puncture replacement block. The puncture replacement block is a replacement block composed of a lower half cavity wall of the vagina from a vaginal orifice to a posterior fornix of the vagina and an upper half cavity wall of a rectal wall adjacent to a lower half cavity of the vagina. An injection cavity for hydrogel is further reserved in the puncture replacement block, and the position of the injection cavity for hydrogel is a position between the posterior fornix of the vagina and the rectal wall. The reliability and safety of a CT-guided puncture procedure for injection of medical hydrogel via the posterior fornix of the vagina can be improved.

Provided herein is a magnetic resonance imaging (MRI) system for the screening of pelvic organ prolapse (POP), comprising: (a) a housing comprising a surface for contact with a subject; and (b) a radio frequency receive (RF RX) coil network; wherein the RF RX coil network is configured to enable imaging in a region of interest, wherein the region of interest is external to the surface of the housing by a distance ranging from about 80 mm to about 120 mm.

The utility model provides a flat-lying Kegel exercise auxiliary device. The flat-lying Kegel exercise auxiliary device comprises a base frame, a bearing assembly and a lifting assembly. The base frame comprises a mounting plate and a supporting rod which is fixedly connected with the mounting plate and used for supporting the mounting plate; the bearing assembly is located above the mounting plate and used for bearing a human body. The lifting assembly is arranged on the mounting plate and comprises a lifting mechanism connected with the bearing assembly and a driving mechanism for driving the lifting mechanism to do lifting motion. When the lying type Kegel exercise auxiliary device is used, the buttocks are supported on the bearing assembly, the driving mechanism is controlled to drive the lifting mechanism to do lifting motion, the lifting mechanism further drives the bearing assembly to do lifting motion, and then the bearing assembly supports the waist or the buttocks of a patient to do lifting motion. According to the device, the patient can be helped to do more standard Kegel training, so that the postoperative training reaches the standard, and the effects of relieving stress urinary incontinence, pelvic organ bulging and the like are achieved.

The invention discloses a combined suspension patch for treating pelvic organ prolapse, and belongs to the field of medical instruments. The combined suspension patch comprises a suspension part and a patch part, a tongue piece is arranged in the middle of the suspension part, suspension belts are arranged on the two sides of the tongue piece respectively, and puncture pieces are connected to the ends of the suspension belts; the patch part is provided with a sheet-shaped main body, and one side of the sheet-shaped main body is provided with two ring sleeves which are arranged at an interval; the end parts of the suspension belts can penetrate through the ring sleeves on the corresponding sides; and in a combined state, the tongue piece is positioned between the two ring sleeves and is opposite to the sheet-shaped main body. Through flexible combined use or independent use of the suspension part and the patch part, almost all pelvic organ prolapse defects are covered, and tedious patch style selection and cutting operation are not needed clinically; a tongue piece and a patch of the suspension part are matched, so that cooperative support can be realized from the front and back directions; in addition, surgical operation is more convenient, suspension supporting is stable and reliable, the structural design is simple, and manufacturing is convenient.

A transvaginal lift device that includes a speculum having an upper vane and a lower vane. The upper and lower vanes are each elongate with a front end and a rear end. Further, the upper and lower vanes are attached at the rear end such that the two vanes move between a closed position and an open position. Specifically, the upper vane has an opening / window configured to allow prolapsed tissue to protrude through the opening / window into an interior portion of the speculum. A suturing instrument includes a needle cannula and a suture. The suturing instrument is attached to the speculum. Furthermore, the suturing instrument is configured to place the suture in the prolapsed tissue protruding through the opening / window.

The invention relates to the technical field of decision support, in particular to a pelvic organ prolapse disease preoperative doctor-patient joint decision evaluation system based on artificial intelligence, which comprises an initial inquiry acquisition module, a communication behavior and expression evaluation module, a cognition test module, a patient feature analysis module and a decision communication module. According to the method, through structural induction of multi-dimensional health data, subjective feeling and psychological states of patients are meticulously quantified, interaction features and knowledge understanding short boards in the communication process are actively mined, label type feature affiliation is automatically generated, and self-adaptive information matching for individual characteristics and risk features is achieved; the method cooperatively promotes efficient fusion of willingness, cognition and schemes between doctors and patients, enhances participation and continuous tracking ability of the whole diagnosis and treatment process, optimizes pertinence of joint decision, strengthens dynamic information feedback, accurately recognizes weak links and specific appeals, supports high-level data closed-loop and behavior tracking, and further promotes scientific decision and improves patient experience.

A system for diagnosing and quantifying an organ prolapse includes a first manometry catheter configured for insertion within a first organ of the pelvic floor. The first manometry catheter includes an inflatable balloon configured to support a series of first sensors disposed along a length thereof and operably coupled to an image display for displaying a first image thereon relating to the first organ. One or more additional manometry catheters are configured for insertion within one or more respective additional organs. The additional manometry catheters include inflatable balloons configured to support corresponding additional sensors along a length thereof. The additional sensors are operably coupled to the image display for displaying one or more additional images thereon relating to the one or more additional organs. The first image and the one or more additional images being simultaneously displayed on the image display for diagnostic and quantification purposes.

The utility model relates to the technical field of gynecologic examination, in particular to an examination device for gynecologic examination of uterine prolapse patients, which comprises a holding handle and a fixing shaft, the holding handle is positioned at the lower end of the examination device, an adjusting component is sleeved outside the holding handle, the top end of the holding handle is fixedly connected with a lower blade, and the lower blade is fixedly connected with the fixing shaft. When the vaginal prolapse detector is used, the included angle between the upper blade and the lower blade is 10 degrees, the opening angle of the upper blade and the lower blade of the detector can be adjusted by pushing the sliding sleeve according to different prolapse degrees and vaginal widths, the lower blade is provided with scales, and the vaginal prolapse detector can be used for accurately measuring the prolapse degrees of the vaginal wall, the vaginal top end and the cervix uteri. After the inspector is taken out, the vulva can be measured through the scale surface, the length of the vaginal fissure, the length of the perineum body and the total length of the vagina can be accurately measured, the difference caused by the fact that an inspector estimates numerical values through visual inspection clinically at present is reduced, and therefore pelvic organ prolapse indexing is accurately carried out, and a follow-up treatment scheme is guided.

The utility model discloses a pelvic organ prolapse teaching model, which is used for being matched with a pelvic organ model to carry out pelvic organ prolapse reduction teaching and comprises a pelvic model, and a sacral nodule ligament model, a sacrospinous ligament model, a uterus sacral ligament model and a uterus round ligament model are arranged in the pelvic model from bottom to top. The uterus sacral ligament model and the uterus round ligament model are oppositely arranged, and an organ lifting area is formed between the two; the device further comprises a simulated biological bridle, the simulated biological bridle is of a flexible knitted structure, the simulated biological bridle comprises a rectangular body part, and the four corners of the body part extend outwards to form connecting bands. The uterus sacral ligament model and the uterus round ligament model are both in a loose state, and the uterus sacral ligament model and the uterus round ligament model which are in the loose state cannot lift a pelvic organ to form pelvic organ prolapse. The pelvic organ prolapse reduction training device is used for pelvic organ prolapse reduction operation training, and abundant operation management and theoretical knowledge is accumulated before clinical operation.

The invention relates to the technical field of medical image recognition, and discloses a gynecological ultrasonic image recognition system based on deep learning. According to the system, space and frequency domain synchronous decomposition is performed on an original ultrasonic image sequence through an image acquisition and decomposition module, so that a multi-channel decomposition sub-image is obtained, and richer feature representation is provided for subsequent analysis. The reference map matching module is used for matching a standard reference map according to patient information, and after the standard reference map is calibrated by the feature alignment module, the deep semantic features are extracted by the feature extraction module together with the decomposed sub-maps. And the anomaly analysis module calculates the deviation between the features, generates a preliminary anomaly confidence map, performs spatial superposition and correlation analysis on the preliminary anomaly confidence map and a pre-stored pelvic organ anatomical map, and finally outputs a fine anomaly probability map with clear anatomical attribution. According to the scheme, the utilization efficiency of image deep features can be improved, and the anomaly detection result has direct clinical anatomy directivity.

The invention relates to the technical field of medical artificial intelligence, and provides a pelvic floor organ prolapse recurrence risk dynamic assessment method, which comprises the following steps: step 1, diagnosis and treatment data acquisition, structured modeling and baseline risk estimation; 2, time sequence feature engineering and recurrence early warning index extraction; 3, performing dynamic risk modeling and probability prediction; and 4, layered early warning response and personalized intervention are carried out. According to the method, the improved CRF-LSTM hierarchical model is combined with the operation history characteristics and the dynamic time sequence indexes, so that the problem that a static model cannot sense long-term dependence and individual differences is solved, and dynamic accurate evaluation is realized. According to the method, the incidence relation between operation history and time sequence characteristics is coded in a modeling layer and a CRF layer, long-term time dependence characteristics are learned in an LSTM layer, meanwhile, a time-to-event loss function is introduced to enhance the sensitivity to survival time, finally, a dynamic risk sequence evolved along with follow-up visit time is output, and upgrading from static snapshot type evaluation to dynamic continuous monitoring is achieved.

In some aspects, the present invention provides surgical procedures that comprise applying compositions into and / or onto tissue, including supporting tissues (e.g., ligaments, connective tissue, muscles, etc.) for pelvic organs, among other tissues. In other aspects, the present disclosure pertains to compositions that are useful for performing such procedures. In still other aspects, the present disclosure pertains to kits that are useful for performing such procedures.

The invention belongs to the technical field of nerve regulation and control, and particularly relates to a percutaneous electrical nerve regulation and control system and method for pudendum nerve regulation and pelvic symptom treatment, and the system comprises a flexible skin patch module and a stimulation host; the stimulation host generates biphase symmetric pulse waves and transmits the biphase symmetric pulse waves to the flexible skin patch module, and the output current intensity is in a range higher than an individual sensory threshold value of a user but lower than an individual motion threshold value of the user, so that A beta sensory nerve fibers of perineum subcutaneous tissues are activated. Through the design of each module of the system, non-invasive electrical stimulation with specific parameters is realized, A beta sensory nerve fibers in a perineum region are selectively activated, different from muscle contraction caused by direct stimulation of motor nerves in the prior art, functional remodeling of a central nervous system can be initiated, and the perineum can be effectively stimulated. Therefore, long-acting and physiologic regulation of pelvic organ functions is realized.

The application discloses a prolapse evaluation method and system based on magnetic resonance imaging combined with a pelvic floor ultrasound, and the method comprises the following steps: training a reference line model based on a first training data set, wherein the reference line model is used for standardizing a horizontal reference line of MRI and / or pelvic floor ultrasound; pre-training an evaluation model based on a second training data set; acquiring pelvic MRI data and / or pelvic floor ultrasound data of an object to be evaluated, so as to determine a corresponding standardized horizontal reference line of the object, and extract a corresponding pelvic floor prolapse tissue organ morphological structure and prolapse landmark point; performing data matching and displacement calculation based on the standardized horizontal reference line and the prolapse landmark point, and generating a magnetic resonance and / or ultrasound evaluation result of pelvic organ prolapse; and the method has the beneficial effects that the whole scheme is automatically completed, and is free from manual operation, and the evaluation results of different examiners and time points are highly consistent.