21 results about "Urethral dilators" patented technology

The present invention discloses a urethral dilator for urological surgery and a control method thereof, which relates to the technical field of dilators. The urethral dilator comprises a holding cylinder, an expansion mechanism is arranged inside the holding cylinder, the expansion mechanism comprises a telescopic assembly and a water injection assembly, the telescopic assembly comprises a replacement component, the replacement component comprises: a top sphere, an elastic expansion sleeve is arranged on one side surface of the top sphere, the telescopic assembly further comprises: a small motor, the small motor is arranged at the end of the holding cylinder, a threaded rod is arranged on the output end of the small motor, an engaging plate is engaged with the surface of the threaded rod, the water injection assembly comprises: a water inlet plate and a water outlet plate, both the water inlet plate and the water outlet plate are arranged on the inner bottom surface of the holding cylinder. In this solution, by providing the expansion mechanism and by the cooperation of the telescopic assembly, the water injection assembly and the lubrication assembly, high efficiency and comfort of urethral dilation are achieved, which significantly improves the quality of urological surgery and patient experience.

1. The name of this design product: Urethral dilator (01). 2. Purpose of this product design: This product design is used for pet medical treatment and dilation of pet's urethra. 3. The key point of the design of this product lies in its shape. 4. The picture or photo that best illustrates the key points of the design: Design 1 three-dimensional diagram. 5. Designate Design 1 as the base design. 6. The product in this design is a slender object, and its length is omitted. 7. Other situations requiring explanation: The enlarged view of Part A of Design 1 is the enlarged view of Part A in the stereoscopic drawing of Design 1; the enlarged view of Part B of Design 2 is the enlarged view of Part B in the stereoscopic drawing of Design 2; the enlarged view of Part C of Design 3 is the enlarged view of Part C in the stereoscopic drawing of Design 3.

1. The name of the product of this design: expansion bladder of urethral dilator (03). 2. Purpose of the product of this design: The purpose of the overall product is to be used for pet medical treatment and dilation of the pet's urethra, and the local use for which protection is requested is the expansion capsule used to be inserted into the pet's urethra for urethral dilation. 3. The key design features of this design product lie in the shape of the solid line parts in each view. 4. The picture or photo that best illustrates the design points: three-dimensional picture. 5. Other situations that need explanation Other explanations: Each design of this design product requests partial design protection. The solid line part is the part requested for protection, the dotted line part is the part not requested for protection, and the enlarged view of part A is the enlarged view of part A in the three-dimensional diagram.

1. The name of the product of this design: expansion bladder of urethral dilator (02). 2. Purpose of the product of this design: The purpose of the overall product is to be used for pet medical treatment and dilation of the pet's urethra, and the local use for which protection is requested is the expansion capsule used to be inserted into the pet's urethra for urethral dilation. 3. The key design features of this design product lie in the shape of the solid line parts in each view. 4. The picture or photo that best illustrates the design points: three-dimensional picture. 5. Other situations that need explanation Other explanations: Each design of this design product requests partial design protection. The solid line part is the part requested for protection, the dotted line part is the part not requested for protection, and the enlarged view of part A is the enlarged view of part A in the three-dimensional diagram.

The invention provides a radio frequency ablation electrode for female stress urinary incontinence. The radio frequency ablation electrode comprises a radio frequency ablation electrode needle and an electrode needle guider. The radiofrequency ablation electrode needle comprises a needle rod, a bent section and a sub-needle assembly, wherein the bent section is arranged at the far end of the needle rod and is bent relative to the needle rod, so that the bent section can be inserted into the upper end of the urethra; the sub-needle assembly comprises a plurality of sub-needles which can extend from the tip end of the bent section; the guider upper blade and the guider lower blade of the electrode needle guider can be opened, and a channel is formed between the guider upper blade and the guider lower blade, so that the radiofrequency ablation electrode needle is guided to enter the vagina; a urethral dilator positioning and fixing device is arranged at the near end of the guider upper blade, a vertical through hole is formed in the far end of the guider upper blade, and the bent section can pass through the vertical through hole. The urethra ablation catheter can ablate the female urethra, so that the inner diameter of the urethra in the middle section is reduced, and meanwhile, the middle section of the urethra is lifted towards the pubis direction, so that the purpose of treating female stress urinary incontinence is achieved.

The urethral dilator comprises a main body structure and an incision knife, an incision knife guide rail groove is formed in the surface of the main body structure; an embedding body is arranged at the bottom of the incision knife; the embedded body is embedded into the incision knife guide rail groove, and the incision knife can be pushed and pulled in the direction of the incision knife guide rail groove. The urethral dilator is combined with an incision knife, operation is easy, safety is high, the application scene is wide, a doctor can conduct dilation operation conveniently, and when necessary, the dilation operation can be conducted at the same time to conduct internal incision on a narrow part; the urethral dilator main body structure can be a disposable instrument and is low in price, the incision knife is simple in structure, convenient to clean and capable of being repeatedly used, and the use cost is further reduced through combination of the incision knife and the urethral dilator; moreover, a medical worker can enter a guide wire through the guide wire cavity, the urethral dilator enters the cavity catheter under the guidance of the guide wire, and a contrast agent and a lubricant can be injected into the guide wire cavity, so that the success rate of dilation operation is effectively improved; and the stretching length and the length of an incision part can be conveniently identified, so that urethral dilatation and incision operations can be accurately performed.

1. The name of this design product: Urethral Dilator (02). 2. Purpose of this product design: This product design is used for pet medical treatment and dilation of pet's urethra. 3. The key point of the design of this product lies in its shape. 4. The picture or photo that best illustrates the key points of the design: Design 1 three-dimensional diagram. 5. Designate Design 1 as the base design. 6. The product in this design is a slender object, and its length is omitted. 7. Other situations requiring explanation: The enlarged view of Part A of Design 1 is the enlarged view of Part A in the stereoscopic drawing of Design 1; the enlarged view of Part B of Design 2 is the enlarged view of Part B in the stereoscopic drawing of Design 2; the enlarged view of Part C of Design 3 is the enlarged view of Part C in the stereoscopic drawing of Design 3.

The application relates to the field of urethral dilators, and particularly discloses a visual urethral dilator which solves the problems of poor use comfort, easy occurrence of serious urethral false channel complications, inconvenience in uniform urethral dilation and lack of visual function of the prior urethral dilator. The urethral dilator comprises a main pipe rod, an endoscope, a data line, an outer dilating pipe, a water bag layer, a water bag bin, a water storage tray, a water storage bin, a piston, a through hole, a threaded table top, a limiting cylinder, a rotating ring, a circular ring and a connecting column. A driving assembly is arranged on the limiting cylinder. The driving assembly is used for driving the circular ring to move downwards, extruding water in the water storage bin into the water bag bin, and dilating the urethra. A sealing assembly is arranged on the water storage tray. The sealing assembly is used for extruding and sealing or opening the water bag bin in cooperation with the limiting cylinder. A brake assembly is further arranged on the limiting cylinder. The urethral dilator has the visual function, high use comfort, uniform and stable dilation.

1. The name of the design product: urethral dilator (06). 2. The use of the design product: for pet medical and dilate the urethra of pets. 3. The design points of the design product: in shape. 4. The picture or photo that best shows the design points: design 1 perspective view. 5. Design 1 is designated as the basic design. 6. Other circumstances that need to be explained: design 1A part enlarged view is the enlarged view of A part in design 1 perspective view; design 2B part enlarged view is the enlarged view of B part in design 2 perspective view.

1. The name of this design product: expansion bladder of urethral dilator. 2. Purpose of the product of this design: The purpose of the overall product is to be used for pet medical treatment and dilation of the pet's urethra, and the local use for which protection is requested is the expansion capsule used to be inserted into the pet's urethra for urethral dilation. 3. The key design features of this design product lie in the shape of the solid line parts in each design drawing. 4. The picture or photo that best illustrates the key points of the design: Design 1 three-dimensional diagram. 5. Designate Design 1 as the base design. 6. The product in this design is a slender object, and its length is omitted. 7. Other situations that require explanation Other explanations: Each design of this design product requests partial design protection. The solid line part is the part requested for protection, and the dotted line part is the part not requested for protection; the enlarged view of part A of design 1 is the enlarged view of part A in the three-dimensional drawing of design 1; the enlarged view of part B of design 2 is the enlarged view of part B in the three-dimensional drawing of design 2.

1. The name of the design product: urethral dilator (03). 2. The use of the design product: for pet medical and dilate the urethra of pets. 3. The design points of the design product: in shape. 4. The picture or photo that best shows the design points: perspective view. 5. Other circumstances that need to be explained: A enlarged view is the enlarged view of part A in the perspective view.

The invention discloses a high-adaptability urethral dilator for clinical nursing in the urology department, and relates to the technical field of medical instruments. Comprising a movable fixing rod which is movably inserted into one side of a connecting column, and a spiral expansion rod which is wound on the surface of the fixing rod and is subjected to axial tensile stress change of the fixing rod based on the urethra condition of a patient, the adjusting column is rotatably connected to the interior of the fixing rod and is used for adjusting the gas outlet based on the position and depth of the local narrow opening of the urethra; and the rubber columns are elastically arranged on the surface of the spiral expanding and shrinking rod at equal intervals and expand to locally expand the urethra under the thrust of the pushing cylinder. According to the urethral dilator, the spiral dilation rod with the diameter capable of transversely stretching and retracting is arranged, so that the length of the spiral dilation rod is reduced when the spiral dilation rod is subjected to axial tensile stress, and the transverse diameter is increased to dilate the urethra; according to the urethral dilator, the multiple sets of rubber columns capable of expanding under the airflow pressure are arranged, the adjusting columns capable of rotating to open the rubber columns at different positions are matched, and the local position of the urethra can be expanded in a targeted mode.

1. The name of this design product: Urethral Dilator (04). 2. Purpose of this design product: used for pet medical treatment and dilation of pet's urethra. 3. The key point of the design of this product lies in its shape. 4. The picture or photo that best illustrates the design points: three-dimensional picture. 5. Other situations requiring explanation Other explanations: The enlarged view of part A is an enlarged view of part A in the three-dimensional diagram.

The invention relates to the technical field of urethral dilators, and discloses an antibacterial urethral dilator integrated with a super-smooth guide wire guiding and lubricating system. The expansion mechanism is arranged on the handle and used for expanding the urethra, the expansion mechanism comprises a probe, the probe is fixedly connected to the bottom of the handle, the end, away from the handle, of the probe is fixedly connected with a conical head part, and hollow grooves are formed in the inner wall of the probe and the inner wall of the handle. According to the antibacterial urethral dilator integrated with the super-smooth guide wire guiding and lubricating system, the dilation mechanism is arranged, a hollow groove coaxially formed in a handle and the inner wall of a probe is communicated with a side through hole in a conical head piece, and the super-smooth front end of a super-smooth guide wire extends out of a probe path from the side direction and is matched with the scale tail end to monitor the depth in real time; the conical head piece gradually dilates the urethra, integrated coaxial operation of the ultra-smooth guide wire and the probe is achieved, traditional step-by-step displacement and false channel formation are avoided, the urethra stenosis dilation operation is simplified, bleeding and infection risks are remarkably reduced, and the urethra dilator is particularly suitable for tortuous urethra.

1. The name of the design product: urethral dilator (05). 2. The use of the design product: for pet medical and dilate the urethra of pets. 3. The design points of the design product: in shape. 4. The picture or photo that best shows the design points: design 1 perspective view. 5. Design 1 is designated as the basic design. 6. Other circumstances that need to be explained: design 1A part enlarged view is the enlarged view of A part in design 1 perspective view; design 2B part enlarged view is the enlarged view of B part in design 2 perspective view.

The invention provides a clinical prostate expansion device for a urinary system, and relates to the technical field of urinary surgery treatment equipment. Comprising a urethral endoscope and a urethral dilator, the urethral dilator comprises an annular dilation bag and a filling pipe, the annular dilation bag is arranged at the front end of the urethral endoscope, the urethral endoscope is provided with a through hole, a connecting pipe is arranged in the through hole in a sliding connection mode, and the connecting pipe is connected with the filling pipe; the annular expansion bag is made of a transparent material; a lens of the urethra endoscope is provided with a telescopic tube; compared with the prior art, the urethral dilator is simple in structure and convenient to use, medical risks are reduced, and urethral dilation is safer and more reliable.

The invention discloses a flexible disposable urethral dilator capable of being actively bent, and relates to the technical field of medical instruments, the flexible disposable urethral dilator comprises an intubation tube, one end of the intubation tube is fixedly connected with a connecting ring, the other end of the intubation tube is provided with a plurality of buffer flexible petals, and elastic supporting pieces are fixedly connected among the buffer flexible petals; the symmetrical bending mechanisms are arranged in the cannula of the dilator, the adjusting part is arranged on the outer side of the connecting ring, and when the cannula is inserted into the bent section where the urethra goes deep, the adjusting part can be manually operated to drive the bending mechanisms, so that the bending mechanisms are bent, and then the cannula is driven to be bent; the dilator is made to be attached to the curve of the inner wall of the urethra, dynamic adjustment of the shape of the dilator along with urethra dissection is achieved, rigid friction and insufficient adaptation are avoided, friction and extrusion of the dilator to the side wall of the urethra are reduced, rigid extrusion is completely eradicated, the possibility of unnecessary mucosal injury is reduced, and operation safety is improved.

The invention provides a lubrication type urethral dilator, which relates to the technical field of medical apparatus and instruments, and comprises a connection carrying cylinder and a lubrication structure, an inner cavity is formed in the connecting carrying cylinder, a connecting side strip is fixedly connected in the inner cavity, a lubricating structure is arranged in the inner cavity, the lubricating structure comprises a lubricating liquid barrel fixedly connected to the other end of the connecting side strip, and a liquid storage cavity is formed in the lubricating liquid barrel; the electric push cylinder is fixedly installed in the inner cavity, one end of the electric push cylinder is fixedly connected with a telescopic rod, the telescopic rod penetrates through the lubricating liquid barrel and extends into the liquid storage cavity, through the arrangement of the lubricating structure, stable pressure can be applied to the lubricating liquid in the liquid storage cavity, and then the lubricating liquid evenly and continuously seeps from the liquid drainage holes in the guide head; the problems that a traditional dilator is prone to consumption and insufficient in lubrication due to the fact that lubricating liquid is smeared in advance are thoroughly solved, the lubricating effect of the urethral mucosa and the surface of the dilator is guaranteed in the whole process, friction injuries are remarkably reduced, and the comfort of a patient in an operation is improved.

The invention relates to the field of urethral dilators, particularly discloses a visual urethral dilator, and solves the problems that an existing urethral dilator is poor in use comfort, prone to causing serious complications of a urethral false channel, inconvenient to uniformly dilate a urethra and not provided with a visual function. The urethral dilator comprises a main tube rod, an endoscope, a data line, an external dilation tube, a water bag layer, a water bag bin, a water storage disc, a water storage bin, a piston, a through hole, a threaded table top, a limiting cylinder, a rotating ring, a circular ring and a connecting column, a driving assembly is installed on the limiting cylinder, and the driving assembly is used for driving the circular ring to move downwards and squeezing water in the water storage bin into the water bag bin so as to dilate the urethra; a sealing assembly is arranged on the water storage disc, the sealing assembly is used for being matched with the limiting cylinder to extrude and seal or open the water bag bin, and a braking assembly is further arranged on the limiting cylinder. The urethral dilator has a visualization function, and is high in use comfort and uniform and stable in dilation.

The invention provides a visual urethral dilator, which relates to the technical field of urethral dilation and comprises a probe, a visual module and a flushing module, the probe is provided with a positioning channel; the visual module is connected with the flushing module, and the visual module and the flushing module are both installed in the positioning channel; the probe is used for expanding the urethra, and the visual module is used for acquiring image information at the front end of the probe; and the flushing module is used for cleaning the visual module. Urethral dilatation operation can be carried out in a visual scene, the position of a probe is accurately judged, and urethral dilatation safety and efficiency are improved.

The utility model relates to the technical field of urological surgery instrument, a visual urethral dilator, including dilating pipe and control handle, control handle installs on the back end of dilating pipe, dilating pipe has the hollow chamber, is equipped with gas passage, water injection channel, image channel and optical fiber channel in dilating pipe, the outer peripheral wall of dilating pipe is provided with at least one dilating sac body of column shape, is equipped with gas outlet on dilating pipe, and the gas outlet is communicated with dilating sac body, the front end of dilating pipe is equipped with imaging lens, and the back end of control handle is equipped with hand -held display assembly, and imaging lens is connected with hand -held display assembly through the data line in image channel, is equipped with venting interface, water injection interface, image interface and light source signal plug on control handle, venting interface is detachably connected with gas supply component, the utility model can realize the visualization of operation area, can adjust the size of dilating sac body through gas, effectively improves the dilating effect of urethral stenosis.