192 results about "Prostate gland" patented technology

The invention discloses a prostate ablation operation needle insertion position construction method and a navigation system, and the method employs a three-dimensional model constructed by an MRI image, and determines the position of a needle insertion point and the number of inserted needles according to the ratio of the longitudinal axis distance between cystamen and verufugu to the diameter of a cylinder of single ablation needle ablation. If the upper and lower diameters of the prostate lateral lobes of the horizontal section corresponding to a single needle insertion point are smaller than 4cm, one needle is inserted into the horizontal plane; if the upper diameter and the lower diameter are greater than or equal to 4cm, entering two stitches; if the maximum diameter of the prostate lateral lobe at a certain longitudinal axis position in the horizontal direction is larger than 1 cm, a needle inserting point is additionally added, and if the length of the part protruding to the middle lobe of the bladder is larger than 1 cm, the needle inserting point is additionally added. The needle inserting point is utilized to enter a surgical navigation system, and the operation is accurately carried out in a unified mode under the guidance of the navigation system. A good treatment effect can be achieved when the hot steam ablation needle is punctured into a hyperplastic prostate near the urethra through the needle insertion point for ablation, the needle insertion point is constructed on the coronal section to ensure the ablation range, and the surgical risk is reduced.

The utility model discloses a prostate steam ablation system. The system includes an introducer sheath for transurethral access into the body of a patient, a handle coupled to the introducer sheath, a vapor generator disposed in the handle and configured to generate condensable vapor, the steam conveying needle is communicated with the steam generator and is arranged in the guide tube sheath in a sliding manner; the micro servo electric cylinder is attached to the steam conveying needle and is used for driving the steam conveying needle; and guide tube sheath scales are engraved on the outer wall of the guide tube sheath along the length direction of the guide tube sheath. According to the prostate steam ablation system, the guide tube sheath scales are additionally arranged on the outer wall of the guide tube sheath, so that the surgical operation of a doctor can be greatly facilitated, reference is provided for the spacing distance of puncture needles, the defect that the doctor performs operation completely depending on experience is overcome, and the application prospect is good.

The invention provides a prostate stent which comprises a stent body and a pull rope, the stent body is made of shape memory alloy and comprises at least three supporting ridges extending in the longitudinal direction, and the far ends of every two adjacent supporting ridges are connected through a far side connecting part; the near ends of every two adjacent supporting edges are connected through a near side connecting part. The far end of each pull rope is independently connected with one near side connecting part, the near ends of all the pull ropes are gathered at the far end of the same traction rope, and the support body is folded through the pull ropes.

Minimally invasive treatment methods for benign prostatic hyperplasia (BPH) tissue are disclosed. A system includes a sustained release solid formulation comprising a cytostatic or cytotoxic drug, and an applicator or delivery system for local delivery of a composition comprising the sustained release solid formulation to the prostate.

A vapor delivery system and method is provided that is adapted for treating prostate tissue. The vapor delivery system includes a vapor delivery needle configured to deliver condensable vapor energy to tissue. In one method, the vapor delivery system is advanced transurethrally into the patient to access the prostate tissue. The vapor delivery system is properly positioned by measuring and advancing the system based on a field-of-view of an endoscope or camera disposed within the system.

This application relates to solabegron zwitterion useful for the treatment of lower urinary tract symptoms such as, for example, overactive bladder and prostate disorders. Additionally, this application relates to pharmaceutical compositions and methods of treatment utilizing the solabegron zwitterion for treating lower urinary tract symptoms. This application also relates to methods of preparing solabegron hydrochloride from the solabegron zwitterion.

A prostate therapy system is provided that may include any of a number of features. One feature of the prostate therapy system is that it can access a prostate lobe transurethrally. Another feature of the prostate therapy system is that it can deliver condensable vapor into the prostate to ablate the prostate tissue. Methods associated with use of the prostate therapy system are also covered.

Apparatus and methods are described for dilating a portion of a urethra surrounded by an enlarged prostate. The apparatus includes dilation device, and a delivery device including a balloon. The delivery device is configured to deliver the dilation device and the balloon to the portion of the urethra, while the dilation device is disposed in a helical configuration on the delivery device. Upon the balloon and the dilation device being disposed at the portion of the urethra, the delivery device is configured to expand the balloon, thereby expanding the portion of the urethra, and to cause the dilation device to radially expand from the helical configuration to an arc configuration. Subsequently, the delivery device is configured to implant the dilation device, from outside the balloon, into tissue of the prostate surrounding the portion of the urethra, while the portion of the urethra is expanded by the balloon.

Minimally invasive treatment methods for benign prostatic hyperplasia (BPH) tissue are disclosed. A system includes a sustained release solid formulation comprising a cytostatic or cytotoxic drug, and an applicator or delivery system for local delivery of a composition comprising the sustained release solid formulation to the prostate.

A vapor delivery system is provided that may include any of a number of features. One feature of the vapor delivery system is that it can apply condensable vapor energy to tissue, such as targeted tissue within a prostate, to shrink, damage, or denature the targeted tissue. In some embodiments, the vapor delivery system can include safety features including prostate capsule detection, needle alignment, deployment, and tracking, and treatment tracking. Mechanisms and methods for safe and effective treatment of prostate tissues are described herein.

The utility model discloses a prostate puncture ultrasonic probe fixing and adjusting device, which relates to the field of adjusting devices and comprises a probe rotating and fixing mechanism used for mounting an ultrasonic probe and a multi-axis fine adjustment mechanism connected with the probe rotating and fixing mechanism and used for adjusting the ultrasonic probe. The multi-axis fine adjustment mechanism comprises an axial adjustment assembly, a ball head adjustment assembly and a fixing mechanism installation assembly, and the axial adjustment assembly comprises a Z-axis adjustment component and an X-axis and Y-axis adjustment component installed on the Z-axis adjustment component. By arranging the multi-axis fine adjustment mechanism and the probe rotating and fixing mechanism, the existing structure is optimized, the probe rotating and fixing mechanism uses a probe locking nut to firmly press a probe and the probe rotating and fixing mechanism together, and the problems that in original installation, a screw needs to be screwed manually for fixation, and the loosening risk exists are solved. And the part without sharp protrusion does not scratch a patient during use.

The utility model discloses a disposable prostate puncture sampling device, which relates to the technical field of medical instruments, and comprises a sleeve, the front end of the sleeve is fixedly connected with a sampling rod, the rear end of the sleeve is fixedly connected with a positioning sleeve, and the rear side of the sleeve is provided with a puncture sampling assembly. The front side of the outer wall of the puncture sampling assembly penetrates into the sleeve, a connecting plate is arranged on the rear side of the outer wall of the puncture sampling assembly, pull rings are fixedly connected to the left side and the right side of the front end of the connecting plate respectively, a fixing ring is fixedly connected to the rear side of the outer wall of the sleeve, and a positioning bolt is arranged at the top of the fixing ring. According to the utility model, the sampling needle is arranged in the sampling rod, the air bag ball is pressed and clenched, and when the sampling rod is inserted into the anus of a patient, the sampling needle is pushed forwards to the front end of the sampling rod, so that the sharp end of the sampling needle is far away from the body surface of the patient and other tissues far away from the prostate in the body; and sampling can be carried out by loosening the air bag ball.

The present invention is related to a device and a system for voiding dysfunction diagnosis. By detecting a vibration signal generated by the urine from a patient who suffers from urinary dysfunction, the present invention could efficiently and accurately detect and monitor the condition of the patient. The present invention can be introduced to actual clinical applications achieving continuous monitoring urination status for the patient for home care. The present invention could also provide urinary medication efficiency or urinary status of the patient before or after prostate surgery.

A vapor delivery system and method is provided that is adapted for treating prostate tissue. The vapor delivery system includes a vapor delivery needle configured to deliver condensable vapor energy to tissue. In one method, the vapor delivery system is advanced transurethrally into the patient to access the prostate tissue. The vapor delivery system is properly positioned by measuring and advancing the system based on a field-of-view of an endoscope or camera disposed within the system.

The application is a urethral catheter with conductive structure, which comprises a flexible catheter, the flexible catheter enters the human bladder through the urethra, the outer surface of the flexible catheter is partially provided with a conductive structure, the conductive structure is arranged at the prostate part of the outer distal end of the flexible catheter to assist freezing and electric ablation, the flexible catheter is internally provided with a liquid guide channel and a liquid guide opening is arranged at the distal end of the flexible catheter, the urethral catheter has a temperature protection effect, a temperature protection channel is divided into a liquid inlet channel and a liquid outlet channel by an inner sleeve and an outer sleeve, a surface electrode on the outer wall of the inner sleeve is connected to the circuit of a host, and the conductive structure only conducts electricity and does not have an electrochemical reaction. The application is used for cooperating to complete electric effect or electric ablation diagnosis and treatment effect and freezing, radio frequency and microwave and other thermal ablation, can avoid cold and hot damage or electric damage to the urethra or the prostate, has a temperature adjusting function and a simple structure and is easy to adjust and control.

The present disclosure relates to a gastrointestinal delivery device of a chitosan dressing, where the delivery device is capable of stop bleeding, in particular in connection with TURP procedures. The delivery device may be used in all gastrointestinal bleeding applications and can be used with a biocompatible, foldable, thin profile, chitosan dressing. Various aspects of the device and its uses are provided herein.

A system for controlled neuromodulation procedures is disclosed. A system for controlled micro ablation procedures is disclosed. Systems and methods for imaging, monitoring, stimulating, and / or ablating neurological structures coupled to one or more organs of the lower urinary tract (LUT) are disclosed. Such processes may be used to alter the hormonal secretions from one or more organs, to modulate the growth of an organ, alter the growth rate or rate of perineural invasion of a tumor, or the like. In particular such processes may be used to slow, halt and / or reverse the growth of a prostate gland or a prostate tumor.

1. Name of the product in this design: Prostate Massager. 2. Purpose of this design: A massager for massaging the prostate. 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.

A system for controlled neuromodulation procedures is disclosed. A system for controlled micro ablation procedures is disclosed. Systems and methods for imaging, monitoring, stimulating, and / or ablating neurological structures coupled to one or more organs of the lower urinary tract (LUT) are disclosed. Such processes may be used to alter the hormonal secretions from one or more organs, to modulate the growth of an organ, alter the growth rate or rate of perineural invasion of a tumor, or the like. In particular such processes may be used to slow, halt and / or reverse the growth of a prostate gland or a prostate tumor.

In some embodiments, the present invention provides a device wherein the device comprises a muscle stimulator configured to be attached to perineal skin surfaces and other skin surfaces of a subject who wishes enhanced orgasm wherein the muscle stimulator comprises electrodes configured to be attached to the perineal skin surfaces and other skin surfaces of a subject who wishes enhanced orgasm. The electrodes are configured to percutaneously send electrical or magnetic impacts to globular cavernous muscles and / or seminal vesicles and / or prostate of a subject, wherein the percutaneously sent impacts are configured to enhance and / or prolong male orgasm.

The invention provides an ablation device and a prostate tissue ablation system.The ablation tissue comprises a head electrode assembly, a needle electrode assembly and a handle assembly, the head electrode assembly comprises a head end main body and an outer tube which are connected with each other, the head end main body is arranged at the far end of the outer tube, a head electrode is arranged at the far end of the head end main body, and the needle electrode assembly is arranged on the outer tube. A needle electrode channel is arranged in the outer tube, the needle electrode assembly is contained in the needle electrode channel, the needle electrode assembly comprises at least one needle electrode, and the needle electrode assembly extends out of the side face of the ablation device based on operation on the handle assembly. According to the embodiment of the invention, the interventional operation of entering the urethra through a natural orifice and operating under a visual working condition and adopting an irreversible electroporation steep pulse electric field with tissue selectivity can be realized, so that the operation efficiency and the operation safety and effectiveness are greatly improved.

A medical water jet scalpel system is provided with an insertion part and a handle part connected to the near end of the insertion part, and the medical water jet scalpel system comprises a water jet scalpel assembly, a laser assembly and a suction control assembly. The water jet assembly comprises a water jet channel penetrating through the insertion part and the handle part and is configured to output jet flow; the laser assembly comprises a laser channel penetrating through the insertion part and the handle part and is configured to output laser energy; the aspiration control assembly includes an aspiration channel through the insertion portion and the handle portion configured to aspirate fluid. According to the medical water jet scalpel instrument, the water jet scalpel technology and the laser technology are combined, prostate tissue excision can be carried out under the condition of no thermal damage, and meanwhile hemostasis is achieved; in addition, the medical water jet scalpel instrument can complete the whole operation at the same time, surgical instruments do not need to be replaced midway, operation is easy, and the learning curve is short.

A method and a system for navigation and / or control support for transurethral prostate resection, the method including: analyzing endoscopic images provided by a resectoscope and / or additional sensory data from within the resectoscope during TURP for one or more of several options, and at least one of: automatically disabling HF current to the resection electrode under several different outcomes of the analyzing, and outputting visual and / or acoustic information to an operator performing the TURP. The information including at least one of: a visual indication of an anatomical landmark inside and / or outside of the endoscopic image, a visual indication of a distance of the resection electrode to an anatomical landmark, and a visual or acoustic warning signal when the resection electrode comes closer than a predetermined allowable distance to one or more of the bladder neck, the verumontanum and the internal and / or external sphincter muscles.

1. The name of the design product: hot steam treatment equipment. 2. The use of the design product: used with the prostate hot steam treatment instrument to relieve symptoms and obstruction related to benign prostatic hyperplasia (BPH). 3. The design points of the design product: in shape. 4. The picture or photo that best indicates the design points: perspective view 1.

The utility model discloses an in-vitro prostate pathological tissue positioning identification and sampling device, which relates to the technical field of medical instruments and comprises a support component, a positioning guide component and a plurality of positioning needles. The support assembly comprises a supporting plate and a positioning column, and the positioning column is used for penetrating through the urethra of the prostate to fix the prostate; the positioning and guiding assembly is installed on the support assembly, and scales used for positioning the tumor position in the prostate body are arranged on the positioning and guiding assembly; and the plurality of positioning needles are used for positioning and identifying focuses in the prostate body. Through the arrangement, the preoperative mpMRI image of a patient and a 3D reconstructed digital model can be used as input, and the position of a tumor in a gland can be accurately positioned again under the condition that the prostate tissue is in vitro through the assistance of the in-vitro prostate pathological tissue positioning identifier and the sampling device; therefore, the target tumor tissue can be quickly and accurately taken out from the in-vitro prostate.

The present disclosure is directed to a method of treating overactive bladder symptoms in men with benign prostatic hyperplasia comprising orally administering to a subject in need thereof an amount of from about 60 mg to about 90 mg (e.g., about 75 mg) of vibegron per day.

The disclosure relates to apparatus and methods for managing a shape of a junction between a bladder and urethra, for example, to promote urinary continence after a prostatectomy.

The invention discloses a heat dissipation gel for a prostate protection cushion and a preparation method thereof in the technical field of heat dissipation gels, and the heat dissipation gel comprises the following components in parts by weight: 3-5 parts of nano-silver boron nitride, 14-16 parts of poly (1, 4-butanediol adipate), 22-26 parts of isophorone diisocyanate, 10-16 parts of toluene, 3-mercapto-1, 4-butanediol adipate, 2-6 parts of 3-mercapto-1, 4-butanediol adipate, 2-6 parts of 3-mercapto-1, 4-butanediol adipate, 2-6 parts of 3-mercapto-1, 4-butanediol 2 to 3 parts of 1, 2-propylene glycol, 4 to 6 parts of perfluorohexyl ethanol and 1.2 to 1.6 parts of 1, 4-butanediol. The heat dissipation effect is improved by preparing a high-heat-conductivity modified boron nitride-polyurethane material, and meanwhile, the material is subjected to surface hydrophobic modification, so that the moisture absorption of the cushion is reduced, the perspiration ability is improved, the retention of sweat in the cushion is reduced, the air permeability is improved, and the service life of the cushion is prolonged. A disulfide bond is further introduced to form a normal-temperature dynamic repairing structure, so that the self-repairing performance of the seat cushion is improved, and the rebound effect is achieved.

The present disclosure provides for fixed-dose combination formulations comprising flavoxate or a pharmaceutically acceptable salt thereof and at least one β3-adrenergic receptor agonist, along with methods of making and using the same to treat symptoms associated with prostate, bladder, urinary tract, and pelvic conditions.

The invention provides an application of an aromatase gene CYP19A1 methylation level in evaluation of benign prostatic hyperplasia progress degree. The traditional Chinese medicine composition is used for treating benign prostatic hyperplasia patients from early progression; whether methylation and demethylation occur in CpG islands in promoter regions of aromatase genes CYP19A1 in prostate tissues of bladder cancer patients and elderly benign prostatic hyperplasia patients who are age-matched and subjected to radical bladder resection and prostatic resection are detected and analyzed, and whether methylation and demethylation occur in the CpG islands in the promoter regions of the aromatase genes CYP19A1 in the prostate tissues or not is judged; according to the present invention, the CYP19A1 gene methylation level is low and the CYP19A1 gene demethylation level is high in the prostate tissue of the early stage progression BPH patient, and the aromatase expression of the coding protein of the CYP19A1 gene is up-regulated, such that the aromatase gene CYP19A1 methylation change is related to the benign prostatic hyperplasia progress, and the new thought is provided for the risk stratification of the benign prostatic hyperplasia disease;