CN111329433A - Take neural scope of self-purification function - Google Patents
Take neural scope of self-purification function Download PDFInfo
- Publication number
- CN111329433A CN111329433A CN202010150297.5A CN202010150297A CN111329433A CN 111329433 A CN111329433 A CN 111329433A CN 202010150297 A CN202010150297 A CN 202010150297A CN 111329433 A CN111329433 A CN 111329433A
- Authority
- CN
- China
- Prior art keywords
- tube
- flushing
- neuroendoscope
- negative pressure
- pressure suction
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Images
Classifications
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B1/00—Instruments for performing medical examinations of the interior of cavities or tubes of the body by visual or photographical inspection, e.g. endoscopes; Illuminating arrangements therefor
- A61B1/12—Instruments for performing medical examinations of the interior of cavities or tubes of the body by visual or photographical inspection, e.g. endoscopes; Illuminating arrangements therefor with cooling or rinsing arrangements
- A61B1/126—Instruments for performing medical examinations of the interior of cavities or tubes of the body by visual or photographical inspection, e.g. endoscopes; Illuminating arrangements therefor with cooling or rinsing arrangements provided with means for cleaning in-use
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B1/00—Instruments for performing medical examinations of the interior of cavities or tubes of the body by visual or photographical inspection, e.g. endoscopes; Illuminating arrangements therefor
- A61B1/00131—Accessories for endoscopes
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B1/00—Instruments for performing medical examinations of the interior of cavities or tubes of the body by visual or photographical inspection, e.g. endoscopes; Illuminating arrangements therefor
- A61B1/012—Instruments for performing medical examinations of the interior of cavities or tubes of the body by visual or photographical inspection, e.g. endoscopes; Illuminating arrangements therefor characterised by internal passages or accessories therefor
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B1/00—Instruments for performing medical examinations of the interior of cavities or tubes of the body by visual or photographical inspection, e.g. endoscopes; Illuminating arrangements therefor
- A61B1/313—Instruments for performing medical examinations of the interior of cavities or tubes of the body by visual or photographical inspection, e.g. endoscopes; Illuminating arrangements therefor for introducing through surgical openings, e.g. laparoscopes
Landscapes
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Surgery (AREA)
- Biomedical Technology (AREA)
- Medical Informatics (AREA)
- Optics & Photonics (AREA)
- Pathology (AREA)
- Radiology & Medical Imaging (AREA)
- Biophysics (AREA)
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Heart & Thoracic Surgery (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Molecular Biology (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Endoscopes (AREA)
- Instruments For Viewing The Inside Of Hollow Bodies (AREA)
Abstract
A neuroendoscope with a self-cleaning function comprises a neuroendoscope tube and a flushing device arranged outside the neuroendoscope tube; the device is characterized in that the back end of the neuroendoscopy tube is provided with a base, and the base is provided with an interface for connecting a flushing device; the flushing device comprises a flushing pipe for flushing the lens and a negative pressure suction pipe for sucking water drops in front of the flushed lens, and the flushing pipe and the negative pressure suction pipe are detachably connected with the neural endoscope pipe through a connecting structure; the front ends of the flushing pipe and the negative pressure suction pipe are provided with plugging plates with through holes which are respectively used for flushing the lens and sucking water drops in front of the lens so as to realize the self-cleaning function in the operation process. When the washing tube and/or the negative pressure suction tube cannot be used continuously, medical staff can pull the washing tube and the negative pressure suction tube out of a body by withdrawing the washing tube and the negative pressure suction tube, and then push the new washing tube and the new negative pressure suction tube to the original positions, so that the operation time is effectively shortened, the pain of a patient is relieved, and the cost is saved.
Description
Technical Field
The invention belongs to the technical field of medical instruments, and particularly relates to a nerve endoscope with a self-cleaning function.
Background
With the development of neurosurgery from naked eye neurosurgery to microneurosurgery and minimally invasive neurosurgery, neuroendoscopy is one of the main technologies of minimally invasive neurosurgery, is rapidly developed in over 10 years, is widely applied to operations such as pituitary adenoma, cerebral hemorrhage, hydrocephalus and the like, changes the conditions of long treatment time and poor operation effect of the traditional neurosurgery, and has the advantages of less operation trauma, clear visual field and thorough hemostasis in endoscopic operation, so as to achieve the purposes of improving the survival quality of patients, shortening the hospitalization period and reducing the medical expense.
With the wider application of the medical endoscopic surgery, how to improve the efficiency and the safety of the medical endoscopic surgery is a problem to be continuously solved. In the medical endoscope operation process of neurosurgery, because the scope camera lens receives blood, tissue fluid, the flush fluid that comes from the art field very easily, perhaps along the pollution of blood, flush fluid that medical scope surface left to cause the operation field of vision to be vague, can not accurately discern pathological change and normal structure, lead to having to take out the scope repeatedly and scrub the camera lens, thereby cause the operation security problem, reduce operation efficiency. Therefore, to present neural scope in the use front end lens be easily by substance such as blood, interstitial fluid and flush fluid cover to influence the problem of front end lens definition degree, provide a neural scope of area from clean function, have the function of effectively siphoning away the water droplet that forms before the camera lens when washing simultaneously.
The invention provides a neural endoscope with a self-cleaning function, aiming at the problem that the definition degree of a front-end lens is influenced because the front-end lens is easily covered by substances such as blood, interstitial fluid, flushing fluid and the like in the using process of the neural endoscope in the prior art, and meanwhile, the neural endoscope has the function of effectively absorbing water drops formed in front of the lens during flushing.
Disclosure of Invention
The invention provides a neural endoscope with a self-cleaning function, aiming at solving the problem that the definition degree of a front-end lens is influenced because the front-end lens is easily covered by substances such as blood, interstitial fluid, flushing fluid and the like in the use process of the neural endoscope in the prior art, and also aiming at effectively sucking away water drops formed in front of the lens in flushing.
A neuroendoscope with a self-cleaning function comprises a neuroendoscope tube and a flushing device arranged outside the neuroendoscope tube; the neuroendoscope is characterized in that a base is arranged at the rear end of the neuroendoscope tube, and an interface for connecting a flushing device is arranged on the base; the flushing device comprises a flushing pipe for flushing the lens and a negative pressure suction pipe for sucking water drops in front of the flushed lens, and the flushing pipe and the negative pressure suction pipe are detachably connected with the neuroendoscope pipe through a connecting structure; the front ends of the flushing pipe and the negative pressure suction pipe are provided with plugging plates with through holes which are respectively used for flushing the lens and sucking water drops in front of the lens so as to realize the self-cleaning function in the operation process. When the washing tube and/or the negative pressure suction tube are blocked and the like, the medical staff can not be used continuously, the medical staff can pull the washing tube and the negative pressure suction tube out of the body by withdrawing the washing tube and the negative pressure suction tube, and then push the new washing tube and the new negative pressure suction tube into the original positions, so that the operation time is effectively reduced, the pain of a patient is relieved, the cost is saved, and the washing tube and the negative pressure suction tube are environment-friendly.
Further, the interface comprises a flushing pipe interface and a negative pressure suction pipe interface, the size of the flushing pipe interface is larger than the outer diameter of the flushing pipe, and the size of the negative pressure suction pipe interface is larger than the outer diameter of the negative pressure suction pipe; this arrangement allows for insertion and withdrawal of the flushing device.
Furthermore, long bulges are arranged on one sides of the flushing pipe and the negative pressure suction pipe close to the neuroendoscope pipe, and the long bulges are fixedly connected with the flushing pipe and the negative pressure suction pipe; in addition, both sides of the neuroendoscopy tube are provided with long grooves matched with the long bulges in size, and the long grooves penetrate through the neuroendoscopy tube and the base and are connected with the interface; through this kind of mode will set up microscler arch on irrigation tube and vacuum aspiration tube and aim at microscler groove part to stretch into or take out from the interface, thereby make things convenient for medical personnel's clinical operation, and can effectively guarantee the steadiness between irrigation tube and vacuum aspiration tube and the neural endoscope pipe during the use.
Furthermore, the front ends of the flushing pipe and the negative pressure suction pipe are arranged to be of a diagonal plane structure, and one side close to the neuroendoscopy tube is a lower part; the arrangement can ensure the effectiveness of the flushing pipe for flushing the lens and the negative pressure suction pipe for sucking water drops.
Or semicircular bulges used for preventing the flushing pipe and the negative pressure suction pipe from sliding are arranged on two sides of the front end of the neuroendoscope pipe, and the semicircular bulges are fixedly connected with the neuroendoscope pipe; and square grooves matched with the sizes of the semicircular bulges are correspondingly arranged on one sides of the front ends of the flushing pipe and the negative pressure suction pipe close to the neuroendoscopy tube respectively, and the square grooves do not penetrate through the flushing pipe and the negative pressure suction pipe. During the use, with semi-circular protruding embedding square groove is inside, realize washing pipe and the effective fixed of vacuum aspiration pipe.
Furthermore, the front ends of the flushing pipe and the negative pressure suction pipe are provided with square nozzles used for aligning with the endoscope lens, and the square nozzles are respectively provided with the through holes.
Furthermore, the through holes are uniformly distributed at the front ends of the flushing pipe and/or the negative pressure suction pipe in a linear or circumferential manner; the arrangement is favorable for realizing the omnibearing cleaning of the lens of the endoscope.
Furthermore, 4-8 through holes are arranged on the flushing pipe, and 6 through holes are preferably arranged on the flushing pipe.
Furthermore, 2-4 through holes, preferably 3 through holes are arranged in the negative pressure suction tube, and the inner diameter of the negative pressure suction tube is larger than that of the through hole in the flushing tube; the arrangement can effectively prevent the negative pressure suction tube from being blocked when liquid is sucked.
Furthermore, the included angle between the flushing tube and the negative pressure suction tube and the lens of the neuroendoscope tube is set to be 30 degrees or 70 degrees, namely the flushing tube and the negative pressure suction tube are opposite to the front side of the lens of the endoscope, and the lens is favorably flushed.
Furthermore, the rear end of the flushing pipe is provided with an adjusting button for controlling the flow velocity inside the flushing pipe, and medical personnel can control the flow velocity of the cleaning fluid in the flushing pipe through the adjusting button to ensure that the lens is clear.
Or a washing tube containing a first washing cavity is arranged at the periphery of the neuroendoscopy tube, and the length of the front end of the washing tube extends out of the neuroendoscopy tube; a drainage tube for draining cleaning liquid is arranged at the rear end of the flushing tube, and the drainage tube is integrally connected with the flushing tube; the problem that the pipe diameter of an endoscope cleaning device is thick in the prior art can be effectively solved through the arrangement.
Furthermore, the drainage tube comprises a speed-limiting section and a drainage section, wherein the speed-limiting section is positioned in the base, the drainage section is positioned at the rear end of the base, and the outer diameters of the speed-limiting section and the drainage section are consistent with those of the flushing tube; cleaning fluid passes through the drainage section and the speed-limiting section in sequence and then enters the first washing cavity, so that the function of cleaning the lens is realized; the arrangement is convenient for clinical operation of medical staff.
Furthermore, the speed-limiting section comprises a second flushing cavity at the periphery and a solid column body in the middle, the second flushing cavity corresponds to the first flushing cavity in position and is consistent in size, and the outer diameter of the solid column body is consistent with the inner diameter of the second flushing cavity; the arrangement can ensure the flow speed of the cleaning liquid for washing the lens.
Furthermore, the drainage section is of a hollow structure, and the inner diameter size of the drainage section is consistent with the outer diameter of the second flushing cavity; in addition, in order to prevent the excessive volume of the cleaning liquid entering the second flushing cavity, a baffle plate with holes is arranged in the drainage section.
Furthermore, the outer diameter of the baffle plate with holes is consistent with the inner diameter of the drainage section of the drainage tube, and the holes on the baffle plate with holes are uniformly arranged in a circumferential shape; this arrangement helps control the flow rate of the cleaning liquid.
Further, the number of the baffle plates with holes is 2-4, preferably 3.
Furthermore, a negative pressure joint is arranged at the rear end of the negative pressure suction tube, a flushing joint is arranged at the rear end of the flushing tube, and the flushing tube is connected with corresponding external medical equipment through the negative pressure joint and the flushing joint.
Furthermore, a connecting line is arranged at the rear ends of the flushing pipe and the negative pressure suction pipe, so that the flushing pipe and the negative pressure suction pipe are matched for use, and cross contamination is prevented.
Further, the neuroendoscope tube, the flushing tube and the negative pressure suction tube are made of stainless steel materials.
Compared with the prior art, the technical scheme of the invention can effectively overcome the problem that the front end lens is easily covered by blood, tissue fluid, flushing fluid and other substances in the use process of the neuroendoscope in the prior art, so that the definition degree of the front end lens is influenced, and meanwhile, water drops formed in front of the lens during flushing can be timely and effectively sucked away, so that the lens can be constantly kept clear.
Drawings
FIG. 1 is a schematic view of an overall structure of a neuroendoscope with self-cleaning function according to an embodiment of the present invention;
FIG. 2 is a schematic view of the overall structure of a washing tube and a negative pressure suction tube of a neuroendoscope with self-cleaning function according to an embodiment of the present invention;
FIG. 3 is a schematic view of a partially enlarged front end structure of an embodiment of the neuroendoscope with self-cleaning function according to the present invention;
FIG. 4 is a schematic diagram of a rear-end partially enlarged structure of an embodiment of the neuroendoscope with self-cleaning function according to the present invention;
FIG. 5 is a schematic view of the overall structure of a second embodiment of the neuroendoscope with self-cleaning function according to the present invention;
FIG. 6 is a schematic view of a partially enlarged front end structure of a neuroendoscope with self-cleaning function according to an embodiment of the present invention;
FIG. 7 is a schematic diagram of a second rear-end partially enlarged structure of the neuroendoscope with self-cleaning function according to the embodiment of the present invention;
FIG. 8 is a schematic view of the overall structure of a third embodiment of the neuroendoscope with self-cleaning function according to the present invention;
FIG. 9 is a schematic view of a partially enlarged structure of the front end of a neuroendoscope with self-cleaning function according to an embodiment of the present invention;
FIG. 10 is a sectional view of a partially enlarged structure of the front end of a neuroendoscope with self-cleaning function according to an embodiment of the present invention;
FIG. 11 is a sectional view of a partially enlarged structure of the rear end of a neuroendoscope with self-cleaning function according to an embodiment of the present invention;
FIG. 12 is a partial cross-sectional view of the drainage segment at the back end of a neuroendoscope with self-cleaning function according to an embodiment of the present invention;
in the figure, 1, a neuroendoscope tube; 11. a base; 12. flushing the pipe interface; 13. a negative pressure suction tube interface; 14. a long groove; 15. a semicircular bulge; 2. a flush tube; 21. an elongated projection; 22. a square groove; 23. a square nozzle; 24. an adjustment button; 25. a first flush chamber; 26. a drainage tube; 261. a speed limit section; 262. a second flushing lumen; 263. a solid cylinder; 264. a drainage section; 265. a baffle plate with holes; 27. flushing the joint; 3. a negative pressure suction tube; 31. a negative pressure joint; 32. a connecting wire; 4. a plugging plate; 41. and a through hole.
Detailed Description
Embodiment 1A neuroendoscope with self-cleaning function
A neuroendoscope with a self-cleaning function comprises a neuroendoscope tube 1 and a flushing device arranged outside the neuroendoscope tube 1; the neuroendoscope is characterized in that the back end of the neuroendoscope tube 1 is provided with a base 11, and the base 11 is provided with a connector for connecting a flushing device; the flushing device comprises a flushing pipe 2 for flushing the lens and a negative pressure suction pipe 3 for sucking and flushing water drops in front of the lens, and the flushing pipe 2 and the negative pressure suction pipe 3 are detachably connected with the neuroendoscope pipe 1 through a connecting structure; the front ends of the flushing pipe 2 and the negative pressure suction pipe 3 are provided with a plugging plate 4 with a through hole 41, which are respectively used for flushing a lens and sucking water drops in front of the lens so as to realize a self-cleaning function in the operation process. When the device is used, when the flushing pipe 2 and/or the negative pressure suction pipe 3 are blocked and the like and can not be used continuously, medical workers pull the flushing pipe 2 and the negative pressure suction pipe 3 out of the body by withdrawing the flushing pipe and the negative pressure suction pipe, and then push the new flushing pipe 2 and the new negative pressure suction pipe 3 to the original positions, so that the operation time is effectively reduced, the pain of a patient is relieved, the cost is saved, and the device is environment-friendly.
The interface comprises a flushing pipe interface 12 and a negative pressure suction pipe interface 13, the size of the flushing pipe interface 12 is larger than the outer diameter of the flushing pipe 2, and the size of the negative pressure suction pipe interface 13 is larger than the outer diameter of the negative pressure suction pipe 3; this arrangement allows for insertion and withdrawal of the flushing device.
One sides of the washing tube 2 and the negative pressure suction tube 3 close to the neuroendoscope tube 1 are provided with long bulges 21, and the long bulges 21 are fixedly connected with the washing tube 2 and the negative pressure suction tube 3; in addition, both sides of the neuroendoscopy tube 1 are provided with long grooves 14 with the size matched with the long bulges 21, and the long grooves 14 penetrate through the neuroendoscopy tube 1 and the base 11 and are connected with the interface; through this kind of mode will set up microscler arch 21 on irrigation tube 2 and vacuum aspiration tube 3 and aim at microscler recess 14 position to stretch into or take out from the interface, thereby make things convenient for medical personnel's clinical operation, and can effectively guarantee the steadiness between irrigation tube 2 and vacuum aspiration tube 3 and neural endoscope pipe 1 during the use.
The front ends of the washing tube 2 and the negative pressure suction tube 3 are arranged in a diagonal plane structure, and one side close to the neuroendoscope tube 1 is a lower part; the arrangement can ensure the effectiveness of the flushing pipe 2 for flushing the lens and the negative pressure suction pipe 3 for sucking water drops.
The through holes 41 are uniformly distributed at the front ends of the flushing pipe 2 and/or the negative pressure suction pipe 3 in a linear or circumferential manner; the arrangement is favorable for realizing the omnibearing cleaning of the lens of the endoscope.
4-8 through holes 41 are arranged on the flushing pipe 2, and 6 through holes are preferably arranged on the flushing pipe.
2-4 through holes 41 of the negative pressure suction tube 3 are arranged, preferably 3 through holes are arranged, and the inner diameter of the through holes 41 is larger than that of the flushing tube 2; this arrangement can effectively prevent the occurrence of clogging of the negative pressure suction tube 3 when sucking liquid.
The included angle between the washing tube 2 and the negative pressure suction tube 3 and the lens of the neuroendoscope tube 1 is set to be 30 degrees or 70 degrees, namely the washing tube 2 and the negative pressure suction tube 3 are opposite to the front of the endoscope lens, and the washing of the lens is facilitated.
The rear end of the flushing pipe 2 is provided with an adjusting button 24 for controlling the flow rate inside the flushing pipe 2, and medical staff can control the flow rate of cleaning liquid in the flushing pipe 2 through the adjusting button 24 to ensure that the lens is clear.
The back end of the negative pressure suction tube 3 is provided with a negative pressure joint 31, the back end of the flushing tube 2 is provided with a flushing joint 27, and the flushing joint 27 is connected with corresponding external medical equipment through the negative pressure joint 31.
A connecting line 32 is arranged at the rear ends of the flushing pipe 2 and the negative pressure suction pipe 3, so that the flushing pipe 2 and the negative pressure suction pipe 3 are matched for use, and cross contamination is prevented.
The neuroendoscope tube 1, the flushing tube 2 and the negative pressure suction tube 3 are made of stainless steel materials.
Embodiment 2A neuroendoscope with self-cleaning function
A neuroendoscope with a self-cleaning function comprises a neuroendoscope tube 1 and a flushing device arranged outside the neuroendoscope tube 1; the neuroendoscope is characterized in that the back end of the neuroendoscope tube 1 is provided with a base 11, and the base 11 is provided with a connector for connecting a flushing device; the flushing device comprises a flushing pipe 2 for flushing the lens and a negative pressure suction pipe 3 for sucking and flushing water drops in front of the lens, and the flushing pipe 2 and the negative pressure suction pipe 3 are detachably connected with the neuroendoscope pipe 1 through a connecting structure; the front ends of the flushing pipe 2 and the negative pressure suction pipe 3 are provided with a plugging plate 4 with a through hole 41, which are respectively used for flushing a lens and sucking water drops in front of the lens so as to realize a self-cleaning function in the operation process. When the device is used, when the flushing pipe 2 and/or the negative pressure suction pipe 3 are blocked and the like and can not be used continuously, medical workers pull the flushing pipe 2 and the negative pressure suction pipe 3 out of the body by withdrawing the flushing pipe and the negative pressure suction pipe, and then push the new flushing pipe 2 and the new negative pressure suction pipe 3 to the original positions, so that the operation time is effectively reduced, the pain of a patient is relieved, the cost is saved, and the device is environment-friendly.
The interface comprises a flushing pipe interface 12 and a negative pressure suction pipe interface 13, the size of the flushing pipe interface 12 is larger than the outer diameter of the flushing pipe 2, and the size of the negative pressure suction pipe interface 13 is larger than the outer diameter of the negative pressure suction pipe 3; this arrangement allows for insertion and withdrawal of the flushing device.
Or, semicircular bulges 15 for preventing the washing tube 2 and the negative pressure suction tube 3 from sliding are arranged on two sides of the front end of the neuroendoscope tube 1, and the semicircular bulges 15 are fixedly connected with the neuroendoscope tube 1; and square grooves 22 matched with the semicircular bulges 15 in size are correspondingly arranged on one sides of the front ends of the flushing pipe 2 and the negative pressure suction pipe 3 close to the neuroendoscopy tube 1 respectively, and the square grooves 22 do not penetrate through the flushing pipe 2 and the negative pressure suction pipe 3. When the negative pressure suction device is used, the semicircular bulge 15 is embedded into the square groove 22, so that the flushing pipe 2 and the negative pressure suction pipe 3 are effectively fixed.
The front ends of the flushing pipe 2 and the negative pressure suction pipe 3 are provided with square nozzles 23 used for aligning with the endoscope lens, and the square nozzles 23 are respectively provided with the through holes 41.
The through holes 41 are uniformly distributed at the front ends of the flushing pipe 2 and/or the negative pressure suction pipe 3 in a linear or circumferential manner; the arrangement is favorable for realizing the omnibearing cleaning of the lens of the endoscope.
4-8 through holes 41 are arranged on the flushing pipe 2, and 6 through holes are preferably arranged on the flushing pipe.
2-4 through holes 41 of the negative pressure suction tube 3 are arranged, preferably 3 through holes are arranged, and the inner diameter of the through holes 41 is larger than that of the flushing tube 2; this arrangement can effectively prevent the occurrence of clogging of the negative pressure suction tube 3 when sucking liquid.
The included angle between the washing tube 2 and the negative pressure suction tube 3 and the lens of the neuroendoscope tube 1 is set to be 30 degrees or 70 degrees, namely the washing tube 2 and the negative pressure suction tube 3 are opposite to the front of the endoscope lens, and the washing of the lens is facilitated.
The rear end of the flushing pipe 2 is provided with an adjusting button 24 for controlling the flow rate inside the flushing pipe 2, and medical staff can control the flow rate of cleaning liquid in the flushing pipe 2 through the adjusting button 24 to ensure that the lens is clear.
The back end of the negative pressure suction tube 3 is provided with a negative pressure joint 31, the back end of the flushing tube 2 is provided with a flushing joint 27, and the flushing joint 27 is connected with corresponding external medical equipment through the negative pressure joint 31.
A connecting line 32 is arranged at the rear ends of the flushing pipe 2 and the negative pressure suction pipe 3, so that the flushing pipe 2 and the negative pressure suction pipe 3 are matched for use, and cross contamination is prevented.
The neuroendoscope tube 1, the flushing tube 2 and the negative pressure suction tube 3 are made of stainless steel materials.
Embodiment 3A neuroendoscope with self-cleaning function
A neuroendoscope with a self-cleaning function comprises a neuroendoscope tube 1 and a flushing device arranged outside the neuroendoscope tube 1; the neuroendoscope is characterized in that the back end of the neuroendoscope tube 1 is provided with a base 11, and the base 11 is provided with a connector for connecting a flushing device; the flushing device comprises a flushing pipe 2 for flushing the lens and a negative pressure suction pipe 3 for sucking and flushing water drops in front of the lens, and the flushing pipe 2 and the negative pressure suction pipe 3 are detachably connected with the neuroendoscope pipe 1 through a connecting structure; the front ends of the flushing pipe 2 and the negative pressure suction pipe 3 are provided with a plugging plate 4 with a through hole 41, which are respectively used for flushing a lens and sucking water drops in front of the lens so as to realize a self-cleaning function in the operation process. When the device is used, when the flushing pipe 2 and/or the negative pressure suction pipe 3 are blocked and the like and can not be used continuously, medical workers pull the flushing pipe 2 and the negative pressure suction pipe 3 out of the body by withdrawing the flushing pipe and the negative pressure suction pipe, and then push the new flushing pipe 2 and the new negative pressure suction pipe 3 to the original positions, so that the operation time is effectively reduced, the pain of a patient is relieved, the cost is saved, and the device is environment-friendly.
The interface comprises a flushing pipe interface 12 and a negative pressure suction pipe interface 13, the size of the flushing pipe interface 12 is larger than the outer diameter of the flushing pipe 2, and the size of the negative pressure suction pipe interface 13 is larger than the outer diameter of the negative pressure suction pipe 3; this arrangement allows for insertion and withdrawal of the flushing device.
The through holes 41 are uniformly distributed at the front ends of the flushing pipe 2 and/or the negative pressure suction pipe 3 in a linear or circumferential manner; the arrangement is favorable for realizing the omnibearing cleaning of the lens of the endoscope.
4-8 through holes 41 are arranged on the flushing pipe 2, and 6 through holes are preferably arranged on the flushing pipe.
2-4 through holes 41 of the negative pressure suction tube 3 are arranged, preferably 3 through holes are arranged, and the inner diameter of the through holes 41 is larger than that of the flushing tube 2; this arrangement can effectively prevent the occurrence of clogging of the negative pressure suction tube 3 when sucking liquid.
The included angle between the washing tube 2 and the negative pressure suction tube 3 and the lens of the neuroendoscope tube 1 is set to be 30 degrees or 70 degrees, namely the washing tube 2 and the negative pressure suction tube 3 are opposite to the front of the endoscope lens, and the washing of the lens is facilitated.
The rear end of the flushing pipe 2 is provided with an adjusting button 24 for controlling the flow rate inside the flushing pipe 2, and medical staff can control the flow rate of cleaning liquid in the flushing pipe 2 through the adjusting button 24 to ensure that the lens is clear.
Or, the periphery of the neuroendoscopy tube 1 is provided with a washing tube 2 containing a first washing cavity 25, and the front end of the washing tube 2 extends out of the neuroendoscopy tube 1; a drainage tube 26 for draining cleaning liquid is arranged at the rear end of the flushing tube 2, and the drainage tube 26 is integrally connected with the flushing tube 2; the problem that the pipe diameter of an endoscope cleaning device is thick in the prior art can be effectively solved through the arrangement.
The drainage tube 26 comprises a speed-limiting section 261 positioned in the base 11 and a drainage section 264 positioned at the rear end of the base 11, and the outside diameter sizes of the speed-limiting section 261 and the drainage section 264 are consistent with that of the flushing tube 2; cleaning fluid passes through the drainage section 264 and the speed-limiting section 261 in sequence and then enters the first washing cavity 25, so that the function of cleaning the lens is realized; the arrangement is convenient for clinical operation of medical staff.
The speed-limiting section 261 comprises a second flushing cavity 262 at the periphery and a solid cylinder 263 at the middle, the second flushing cavity 262 corresponds to the first flushing cavity 25 in position and size, and the outer diameter size of the solid cylinder 263 is consistent with the inner diameter size of the second flushing cavity 262; the arrangement can ensure the flow speed of the cleaning liquid for washing the lens.
The drainage section 264 is a hollow structure, and the inner diameter of the drainage section is consistent with the outer diameter of the second flushing cavity 262; in addition, in order to prevent the excessive volume of the cleaning liquid entering the second flushing chamber 262, a baffle 265 with holes is arranged inside the flow guiding section 264.
The outer diameter of the baffle 265 with holes is consistent with the inner diameter of the drainage section 264 of the drainage tube 26, and the holes on the baffle 265 with holes are uniformly arranged in a circumferential shape; this arrangement helps control the flow rate of the cleaning liquid.
The perforated baffles 265 are provided in a number of 2-4, preferably 3.
The back end of the negative pressure suction tube 3 is provided with a negative pressure joint 31, the back end of the flushing tube 2 is provided with a flushing joint 27, and the flushing joint 27 is connected with corresponding external medical equipment through the negative pressure joint 31.
A connecting line 32 is arranged at the rear ends of the flushing pipe 2 and the negative pressure suction pipe 3, so that the flushing pipe 2 and the negative pressure suction pipe 3 are matched for use, and cross contamination is prevented.
The neuroendoscope tube 1, the flushing tube 2 and the negative pressure suction tube 3 are made of stainless steel materials.
Embodiment 4A neuroendoscope with self-cleaning function
A neuroendoscope with a self-cleaning function comprises a neuroendoscope tube 1 and a flushing device arranged outside the neuroendoscope tube 1; the neuroendoscope is characterized in that the back end of the neuroendoscope tube 1 is provided with a base 11, and the base 11 is provided with a connector for connecting a flushing device; the flushing device comprises a flushing pipe 2 for flushing the lens and a negative pressure suction pipe 3 for sucking and flushing water drops in front of the lens, and the flushing pipe 2 and the negative pressure suction pipe 3 are detachably connected with the neuroendoscope pipe 1 through a connecting structure; the front ends of the flushing pipe 2 and the negative pressure suction pipe 3 are provided with a plugging plate 4 with a through hole 41, which are respectively used for flushing a lens and sucking water drops in front of the lens so as to realize a self-cleaning function in the operation process. When the device is used, when the flushing pipe 2 and/or the negative pressure suction pipe 3 are blocked and the like and can not be used continuously, medical workers pull the flushing pipe 2 and the negative pressure suction pipe 3 out of the body by withdrawing the flushing pipe and the negative pressure suction pipe, and then push the new flushing pipe 2 and the new negative pressure suction pipe 3 to the original positions, so that the operation time is effectively reduced, the pain of a patient is relieved, the cost is saved, and the device is environment-friendly.
The interface comprises a flushing pipe interface 12 and a negative pressure suction pipe interface 13, the size of the flushing pipe interface 12 is larger than the outer diameter of the flushing pipe 2, and the size of the negative pressure suction pipe interface 13 is larger than the outer diameter of the negative pressure suction pipe 3; this arrangement allows for insertion and withdrawal of the flushing device.
One sides of the washing tube 2 and the negative pressure suction tube 3 close to the neuroendoscope tube 1 are provided with long bulges 21, and the long bulges 21 are fixedly connected with the washing tube 2 and the negative pressure suction tube 3; in addition, both sides of the neuroendoscopy tube 1 are provided with long grooves 14 with the size matched with the long bulges 21, and the long grooves 14 penetrate through the neuroendoscopy tube 1 and the base 11 and are connected with the interface; through this kind of mode will set up microscler arch 21 on irrigation tube 2 and vacuum aspiration tube 3 and aim at microscler recess 14 position to stretch into or take out from the interface, thereby make things convenient for medical personnel's clinical operation, and can effectively guarantee the steadiness between irrigation tube 2 and vacuum aspiration tube 3 and neural endoscope pipe 1 during the use.
The front ends of the washing tube 2 and the negative pressure suction tube 3 are arranged in a diagonal plane structure, and one side close to the neuroendoscope tube 1 is a lower part; the arrangement can ensure the effectiveness of the flushing pipe 2 for flushing the lens and the negative pressure suction pipe 3 for sucking water drops.
Or, semicircular bulges 15 for preventing the washing tube 2 and the negative pressure suction tube 3 from sliding are arranged on two sides of the front end of the neuroendoscope tube 1, and the semicircular bulges 15 are fixedly connected with the neuroendoscope tube 1; and square grooves 22 matched with the semicircular bulges 15 in size are correspondingly arranged on one sides of the front ends of the flushing pipe 2 and the negative pressure suction pipe 3 close to the neuroendoscopy tube 1 respectively, and the square grooves 22 do not penetrate through the flushing pipe 2 and the negative pressure suction pipe 3. When the negative pressure suction device is used, the semicircular bulge 15 is embedded into the square groove 22, so that the flushing pipe 2 and the negative pressure suction pipe 3 are effectively fixed.
The front ends of the flushing pipe 2 and the negative pressure suction pipe 3 are provided with square nozzles 23 used for aligning with the endoscope lens, and the square nozzles 23 are respectively provided with the through holes 41.
The through holes 41 are uniformly distributed at the front ends of the flushing pipe 2 and/or the negative pressure suction pipe 3 in a linear or circumferential manner; the arrangement is favorable for realizing the omnibearing cleaning of the lens of the endoscope.
4-8 through holes 41 are arranged on the flushing pipe 2, and 6 through holes are preferably arranged on the flushing pipe.
2-4 through holes 41 of the negative pressure suction tube 3 are arranged, preferably 3 through holes are arranged, and the inner diameter of the through holes 41 is larger than that of the flushing tube 2; this arrangement can effectively prevent the occurrence of clogging of the negative pressure suction tube 3 when sucking liquid.
The included angle between the washing tube 2 and the negative pressure suction tube 3 and the lens of the neuroendoscope tube 1 is set to be 30 degrees or 70 degrees, namely the washing tube 2 and the negative pressure suction tube 3 are opposite to the front of the endoscope lens, and the washing of the lens is facilitated.
The rear end of the flushing pipe 2 is provided with an adjusting button 24 for controlling the flow rate inside the flushing pipe 2, and medical staff can control the flow rate of cleaning liquid in the flushing pipe 2 through the adjusting button 24 to ensure that the lens is clear.
Or, the periphery of the neuroendoscopy tube 1 is provided with a washing tube 2 containing a first washing cavity 25, and the front end of the washing tube 2 extends out of the neuroendoscopy tube 1; a drainage tube 26 for draining cleaning liquid is arranged at the rear end of the flushing tube 2, and the drainage tube 26 is integrally connected with the flushing tube 2; the problem that the pipe diameter of an endoscope cleaning device is thick in the prior art can be effectively solved through the arrangement.
The drainage tube 26 comprises a speed-limiting section 261 positioned in the base 11 and a drainage section 264 positioned at the rear end of the base 11, and the outside diameter sizes of the speed-limiting section 261 and the drainage section 264 are consistent with that of the flushing tube 2; cleaning fluid passes through the drainage section 264 and the speed-limiting section 261 in sequence and then enters the first washing cavity 25, so that the function of cleaning the lens is realized; the arrangement is convenient for clinical operation of medical staff.
The speed-limiting section 261 comprises a second flushing cavity 262 at the periphery and a solid cylinder 263 at the middle, the second flushing cavity 262 corresponds to the first flushing cavity 25 in position and size, and the outer diameter size of the solid cylinder 263 is consistent with the inner diameter size of the second flushing cavity 262; the arrangement can ensure the flow speed of the cleaning liquid for washing the lens.
The drainage section 264 is a hollow structure, and the inner diameter of the drainage section is consistent with the outer diameter of the second flushing cavity 262; in addition, in order to prevent the excessive volume of the cleaning liquid entering the second flushing chamber 262, a baffle 265 with holes is arranged inside the flow guiding section 264.
The outer diameter of the baffle 265 with holes is consistent with the inner diameter of the drainage section 264 of the drainage tube 26, and the holes on the baffle 265 with holes are uniformly arranged in a circumferential shape; this arrangement helps control the flow rate of the cleaning liquid.
The perforated baffles 265 are provided in a number of 2-4, preferably 3.
The back end of the negative pressure suction tube 3 is provided with a negative pressure joint 31, the back end of the flushing tube 2 is provided with a flushing joint 27, and the flushing joint 27 is connected with corresponding external medical equipment through the negative pressure joint 31.
A connecting line 32 is arranged at the rear ends of the flushing pipe 2 and the negative pressure suction pipe 3, so that the flushing pipe 2 and the negative pressure suction pipe 3 are matched for use, and cross contamination is prevented.
The neuroendoscope tube 1, the flushing tube 2 and the negative pressure suction tube 3 are made of stainless steel materials.
The above description of the embodiments is only for the understanding of the present invention. It should be noted that modifications could be made to the invention without departing from the principle of the invention, which would also fall within the scope of the claims of the invention.
Claims (10)
1. A neuroendoscope with a self-cleaning function comprises a neuroendoscope tube (1) and a flushing device arranged outside the neuroendoscope tube (1); the neuroendoscope is characterized in that a base (11) is arranged at the rear end of the neuroendoscope tube (1), and a connector for connecting a flushing device is arranged on the base (11); the flushing device comprises a flushing pipe (2) for flushing the lens and a negative pressure suction pipe (3) for sucking water drops in front of the flushed lens, and the flushing pipe (2) and the negative pressure suction pipe (3) are detachably connected with the neuroendoscope pipe (1) through a connecting structure; the front ends of the flushing pipe (2) and the negative pressure suction pipe (3) are provided with a blocking plate (4) with a through hole (41) which is respectively used for flushing the lens and sucking water drops in front of the lens so as to realize the self-cleaning function in the operation process.
2. The neuroendoscope with the self-cleaning function according to claim 1, wherein the side of the washing tube (2) and the negative pressure suction tube (3) close to the neuroendoscope tube (1) is provided with a long protrusion (21), and the long protrusion (21) is fixedly connected with the washing tube (2) and the negative pressure suction tube (3); in addition, both sides of the neuroendoscopy tube (1) are provided with long grooves (14) with the size matched with the long bulges (21), and the long grooves (14) penetrate through the neuroendoscopy tube (1) and the base (11) and are connected with the interface.
3. The neuroendoscope with self-cleaning function according to claim 2, wherein the front ends of the washing tube (2) and the negative pressure suction tube (3) are arranged in a diagonal plane structure, and the lower part is arranged at the side close to the neuroendoscope tube (1).
4. The neuroendoscope with the self-cleaning function according to claim 1, wherein semicircular protrusions (15) for preventing the washing tube (2) and the negative pressure suction tube (3) from sliding are provided at both sides of the front end of the neuroendoscope tube (1), and the semicircular protrusions (15) are fixedly connected with the neuroendoscope tube (1); one side of the front ends of the flushing pipe (2) and the negative pressure suction pipe (3) close to the neuroendoscopy tube (1) is respectively and correspondingly provided with a square groove (22) which is matched with the size of the semicircular bulge (15), and the square groove (22) does not penetrate through the flushing pipe (2) and the negative pressure suction pipe (3).
5. The neuroendoscope with self-cleaning function according to claim 1, wherein the through holes (41) are uniformly arranged in a straight line or a circumferential shape at the front end of the irrigation tube (2) and/or the negative pressure suction tube (3).
6. The neuroendoscope with the self-cleaning function according to claim 1, wherein a washing tube (2) having a first washing cavity (25) is disposed at the periphery of the neuroendoscope tube (1), and the front end of the washing tube (2) extends out of the neuroendoscope tube (1); the rear end of the flushing pipe (2) is provided with a drainage pipe (26) for draining the cleaning liquid, and the drainage pipe (26) is integrally connected with the flushing pipe (2).
7. The neuroendoscope with the self-cleaning function according to claim 6, wherein the drainage tube (26) comprises a speed-limiting section (261) located in the base (11) and a drainage section (264) located at the rear end of the base (11), the speed-limiting section (261) and the drainage section (264) are consistent with the size of the outer diameter of the irrigation tube (2); the cleaning liquid passes through the drainage section (264) and the speed-limiting section (261) in sequence and then enters the first washing cavity (25), so that the function of cleaning the lens is realized.
8. The neuroendoscope with self-cleaning function according to claim 7, wherein the speed-limiting section (261) comprises a peripheral second irrigation lumen (262) and a central solid cylinder (263), the second irrigation lumen (262) corresponding to the first irrigation lumen (25) in position and having a size corresponding to the first irrigation lumen, the solid cylinder (263) having an outer diameter corresponding to the inner diameter of the second irrigation lumen (262).
9. The neuroendoscope with self-cleaning function according to claim 7, wherein the drainage segment (264) is configured as a hollow structure with an inner diameter size corresponding to the outer diameter of the second irrigation lumen (262); in addition, in order to prevent the cleaning liquid entering the second flushing cavity (262) from having excessive capacity, a baffle plate (265) with holes is arranged inside the drainage section (264).
10. The neuroendoscope with the self-cleaning function according to claim 9, wherein the perforated baffle plate (265) has an outer diameter size corresponding to the inner diameter size of the drainage segment (264) of the drainage tube (26), and the holes on the perforated baffle plate (265) are uniformly arranged in a circumferential shape.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010150297.5A CN111329433A (en) | 2020-03-06 | 2020-03-06 | Take neural scope of self-purification function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010150297.5A CN111329433A (en) | 2020-03-06 | 2020-03-06 | Take neural scope of self-purification function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111329433A true CN111329433A (en) | 2020-06-26 |
Family
ID=71174214
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010150297.5A Pending CN111329433A (en) | 2020-03-06 | 2020-03-06 | Take neural scope of self-purification function |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111329433A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112754544A (en) * | 2020-12-01 | 2021-05-07 | 华东医院 | Mirror body auxiliary device suitable for in neural scope operation |
| CN114010137A (en) * | 2021-11-03 | 2022-02-08 | 中山大学肿瘤防治中心 | Anti-fogging and anti-pollution endoscope |
Citations (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2497732Y (en) * | 2001-10-16 | 2002-07-03 | 熊欣 | Special electrocoagulation sucking irrigator for conchoscope |
| CN2609497Y (en) * | 2003-04-10 | 2004-04-07 | 中国人民解放军第二军医大学 | Bitubular isolation cover for hard pipe endoscope |
| CN102307511A (en) * | 2008-12-10 | 2012-01-04 | 微创设备有限公司 | Systems and methods for optimizing and maintaining visualization of a surgical field during the use of surgical scopes |
| CN102578999A (en) * | 2012-02-28 | 2012-07-18 | 四川大学 | Laparoscope lens washing-drying device |
| CN202446249U (en) * | 2012-02-28 | 2012-09-26 | 四川大学 | Peritoneoscope lens flushing and drying device |
| US20120265008A1 (en) * | 2011-04-13 | 2012-10-18 | Sandeep Sood | Shaft for endoscope with a rigid surgical suction and detachable retractor blade for endoscopic micro-neurosurgery of the brain |
| CN203662915U (en) * | 2013-12-25 | 2014-06-25 | 杭州市第一人民医院 | Washing device for neuroendoscopy lens |
| CN203677047U (en) * | 2014-01-11 | 2014-07-02 | 牡丹江医学院 | Self-cleaning type endoscope |
| CN203677052U (en) * | 2014-01-11 | 2014-07-02 | 牡丹江医学院 | Self-cleaning type laparoscope |
| CN204484032U (en) * | 2015-01-28 | 2015-07-22 | 牡丹江医学院 | Be provided with the self-cleaning endoscope of self-suction function |
| CN207356061U (en) * | 2017-03-03 | 2018-05-15 | 南京医科大学第一附属医院 | A kind of endoscope overtube |
| CN109497916A (en) * | 2019-01-08 | 2019-03-22 | 上海市第人民医院 | A kind of flushing drying device of hysteroscope camera lens |
| CN209474567U (en) * | 2019-01-08 | 2019-10-11 | 上海市第一人民医院 | A kind of flushing drying equipment of hysteroscope camera lens |
| CN110613421A (en) * | 2019-09-23 | 2019-12-27 | 马玉龙 | Lens washing unit is used in operation |
-
2020
- 2020-03-06 CN CN202010150297.5A patent/CN111329433A/en active Pending
Patent Citations (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2497732Y (en) * | 2001-10-16 | 2002-07-03 | 熊欣 | Special electrocoagulation sucking irrigator for conchoscope |
| CN2609497Y (en) * | 2003-04-10 | 2004-04-07 | 中国人民解放军第二军医大学 | Bitubular isolation cover for hard pipe endoscope |
| CN102307511A (en) * | 2008-12-10 | 2012-01-04 | 微创设备有限公司 | Systems and methods for optimizing and maintaining visualization of a surgical field during the use of surgical scopes |
| US20120265008A1 (en) * | 2011-04-13 | 2012-10-18 | Sandeep Sood | Shaft for endoscope with a rigid surgical suction and detachable retractor blade for endoscopic micro-neurosurgery of the brain |
| CN102578999A (en) * | 2012-02-28 | 2012-07-18 | 四川大学 | Laparoscope lens washing-drying device |
| CN202446249U (en) * | 2012-02-28 | 2012-09-26 | 四川大学 | Peritoneoscope lens flushing and drying device |
| CN203662915U (en) * | 2013-12-25 | 2014-06-25 | 杭州市第一人民医院 | Washing device for neuroendoscopy lens |
| CN203677047U (en) * | 2014-01-11 | 2014-07-02 | 牡丹江医学院 | Self-cleaning type endoscope |
| CN203677052U (en) * | 2014-01-11 | 2014-07-02 | 牡丹江医学院 | Self-cleaning type laparoscope |
| CN204484032U (en) * | 2015-01-28 | 2015-07-22 | 牡丹江医学院 | Be provided with the self-cleaning endoscope of self-suction function |
| CN207356061U (en) * | 2017-03-03 | 2018-05-15 | 南京医科大学第一附属医院 | A kind of endoscope overtube |
| CN109497916A (en) * | 2019-01-08 | 2019-03-22 | 上海市第人民医院 | A kind of flushing drying device of hysteroscope camera lens |
| CN209474567U (en) * | 2019-01-08 | 2019-10-11 | 上海市第一人民医院 | A kind of flushing drying equipment of hysteroscope camera lens |
| CN110613421A (en) * | 2019-09-23 | 2019-12-27 | 马玉龙 | Lens washing unit is used in operation |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112754544A (en) * | 2020-12-01 | 2021-05-07 | 华东医院 | Mirror body auxiliary device suitable for in neural scope operation |
| CN112754544B (en) * | 2020-12-01 | 2024-02-23 | 华东医院 | Mirror body auxiliary device suitable for in neuroendoscopic surgery |
| CN114010137A (en) * | 2021-11-03 | 2022-02-08 | 中山大学肿瘤防治中心 | Anti-fogging and anti-pollution endoscope |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN113855161B (en) | Ureteral soft lens sheath and continuous circulation type perfusion and suction system | |
| CN211834676U (en) | Neural scope with belt cleaning device | |
| CN111329433A (en) | Take neural scope of self-purification function | |
| CN111544082A (en) | Flexible mirror sheath of ureter of integral type | |
| CN206026368U (en) | Uropoiesis laparoscopic surgery ware | |
| CN111701135B (en) | Efficient medical anti-blocking drainage device | |
| CN214859820U (en) | Urinary surgery is with bladder irrigator of being convenient for suction | |
| RU194110U1 (en) | Hepatic drainage | |
| CN215079032U (en) | Special half sleeve pipe of binary channels backbone scope minimal access surgery | |
| WO2021072571A1 (en) | Multichannel working trocar | |
| CN212490056U (en) | Flexible mirror sheath of ureter of integral type | |
| CN211024464U (en) | Disposable wound irrigator | |
| CN210643992U (en) | Ureteroscope and liquid flow catheter | |
| CN113456925A (en) | Acute osteomyelitis treatment device | |
| CN106725276A (en) | Vaginal dilator | |
| RU2786328C1 (en) | Device and method for drainage of the maxillary sinus | |
| CN218685685U (en) | Drainage tube for flushing pus cavity | |
| CN207575261U (en) | A kind of nerve endoscope flusher | |
| CN219397546U (en) | Sheath pipe and neuroendoscopic sheath with feed liquor suction function | |
| RU2784284C1 (en) | Device for drainage of the maxillary sinus | |
| CN213787658U (en) | Urinary system calculus lithotripsy washes suction device | |
| CN106983536B (en) | Multifunctional intracranial hematoma removing device | |
| CN211022575U (en) | Intervertebral foramen mirror capable of preventing tail end from overflowing | |
| CN215351046U (en) | Porous anti-backflow nasal cavity suction tube | |
| CN221206485U (en) | Novel lavage catheter |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination |