CN111467656A - Special catheter for prostatic hyperplasia patients - Google Patents
Special catheter for prostatic hyperplasia patients Download PDFInfo
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- CN111467656A CN111467656A CN202010314613.8A CN202010314613A CN111467656A CN 111467656 A CN111467656 A CN 111467656A CN 202010314613 A CN202010314613 A CN 202010314613A CN 111467656 A CN111467656 A CN 111467656A
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- pipe
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M25/00—Catheters; Hollow probes
- A61M25/0021—Catheters; Hollow probes characterised by the form of the tubing
- A61M25/0023—Catheters; Hollow probes characterised by the form of the tubing by the form of the lumen, e.g. cross-section, variable diameter
- A61M25/0026—Multi-lumen catheters with stationary elements
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M25/00—Catheters; Hollow probes
- A61M25/0017—Catheters; Hollow probes specially adapted for long-term hygiene care, e.g. urethral or indwelling catheters to prevent infections
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M25/00—Catheters; Hollow probes
- A61M25/0067—Catheters; Hollow probes characterised by the distal end, e.g. tips
- A61M25/0068—Static characteristics of the catheter tip, e.g. shape, atraumatic tip, curved tip or tip structure
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M25/00—Catheters; Hollow probes
- A61M25/10—Balloon catheters
- A61M25/1011—Multiple balloon catheters
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M25/00—Catheters; Hollow probes
- A61M25/0021—Catheters; Hollow probes characterised by the form of the tubing
- A61M25/0023—Catheters; Hollow probes characterised by the form of the tubing by the form of the lumen, e.g. cross-section, variable diameter
- A61M25/0026—Multi-lumen catheters with stationary elements
- A61M2025/004—Multi-lumen catheters with stationary elements characterized by lumina being arranged circumferentially
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M25/00—Catheters; Hollow probes
- A61M25/10—Balloon catheters
- A61M25/1011—Multiple balloon catheters
- A61M2025/1013—Multiple balloon catheters with concentrically mounted balloons, e.g. being independently inflatable
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M25/00—Catheters; Hollow probes
- A61M25/10—Balloon catheters
- A61M2025/1043—Balloon catheters with special features or adapted for special applications
- A61M2025/1072—Balloon catheters with special features or adapted for special applications having balloons with two or more compartments
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- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Heart & Thoracic Surgery (AREA)
- Hematology (AREA)
- General Health & Medical Sciences (AREA)
- Anesthesiology (AREA)
- Biomedical Technology (AREA)
- Pulmonology (AREA)
- Biophysics (AREA)
- Animal Behavior & Ethology (AREA)
- Engineering & Computer Science (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Child & Adolescent Psychology (AREA)
- Epidemiology (AREA)
- Urology & Nephrology (AREA)
- Media Introduction/Drainage Providing Device (AREA)
Abstract
A special catheter for a prostatic hyperplasia patient relates to the field of urology technology, an inner tube is arranged in an outer tube, a second air inlet tube, a supporting device and a rolling device are arranged on the outer tube, the second air inlet tube is arranged on the inner wall of the outer tube, the supporting device is arranged on the outer side face of one end of the second air inlet tube, a first air inlet tube is arranged on the supporting device, the rolling device is arranged at the end head of the outer tube at one end of the supporting device, the supporting device comprises a supporting body, a telescopic tube, a fastening ring, a supporting inner wall and the first air inlet tube, the fastening ring is arranged on the outer side face of one end of the outer tube, a supporting body and at least two supporting bodies are arranged on the fastening ring, the telescopic tube is arranged between the supporting bodies, the; the invention has reasonable and practical structure, can effectively insert the catheter into the body of a patient with enlarged prostate, and avoids the risk brought by the operation of bladder puncture of the patient.
Description
[ technical field ] A method for producing a semiconductor device
The invention relates to the technical field of urology, in particular to a special catheter for patients with prostatic hyperplasia.
[ background of the invention ]
It is known that prostatic hyperplasia is a common disease, and the prostatic hyperplasia can block the urethra, thereby causing unsmooth urination, when a patient is in hospital, the patient needs to be assisted to urinate through a catheter due to bed rest, however, when a patient suffering from prostatic hyperplasia is hospitalized, the conventional catheter is difficult to enter the body of the patient under the condition of enlarged prostate, if forced, the urethral wall of the patient is damaged, causing great pain to the patient, and in such a case, even experienced surgical specialists have difficulty inserting the current catheters into the patient's body, eventually assisting the patient in urination only by means of bladder puncture, such an operation not only increases the treatment cost of the patient, but also causes a certain damage to the body of the patient, and the patent numbers are: CN88219869.6, filing date 1988.08.12, with patent names: a prostatic urethra expander, which is specifically implemented by expanding a pressure-resistant air bag through inflation so as to achieve the aim of expanding the prostatic urethra, but the method cannot well expand the urethra at the prostatic hyperplasia part in practice, the urethra becomes bent due to the compression of the prostatic hyperplasia, the pressure-resistant air bag in the patent is opened at one time, so that the urethra at one point can be expanded, the urethra at the whole prostatic hyperplasia part is difficult to expand, the urethra at the prostatic hyperplasia part is difficult to enter, the urethral wall is damaged if the urethra is forced to enter, in addition, a metal urethral probe in the patent is used for entering the urethra, but in the actual operation process, when the diseased part of the hyperplasia is blocked, the metal urethral probe cannot enter at all, if all the stents can be used for expanding the urethra, it is therefore necessary to progressively open the blocked urethra and then to gain a little access to the blocked urethra in order to gain further access to the bladder through the prostatic hyperplasia, and it is clear that the solution of this patent is useful for mild patients, but not for severe patients, where forced access would only cause greater harm to the patient.
[ summary of the invention ]
In order to overcome the defects in the background art, the invention discloses a special catheter for a prostatic hyperplasia patient, which achieves the aim of smoothly inserting the catheter into the body of the prostatic hyperplasia patient by arranging an inner tube in an outer tube and arranging a second air inlet tube, a supporting device and a rolling device on the outer tube.
In order to realize the purpose, the invention adopts the following technical scheme:
a special catheter for a prostatic hyperplasia patient, which comprises an inner tube, an outer tube, a supporting device, a rolling device, a second air inlet tube and a first air inlet tube, the inner pipe is arranged in the outer pipe, a second air inlet pipe is arranged on the outer pipe, the supporting device and the rolling device are arranged on the inner wall of the outer pipe, the supporting device is arranged on the outer side face of one end of the second air inlet pipe, a first air inlet pipe is arranged on the supporting device, the rolling device is arranged at the end of the outer pipe of one end of the supporting device, the supporting device is composed of a supporting body, a telescopic pipe, a fastening ring, a supporting inner wall and a first air inlet pipe, the fastening ring is arranged on the outer side face of one end of the outer pipe, a supporting body and a supporting inner wall are arranged on the fastening ring, the number of the supporting bodies is at least two, the telescopic pipe is arranged between the supporting bodies.
The inner tube is of a cylindrical tubular structure and is made of a silica gel material, and the inner tube moves in the outer tube along the center line of the outer tube.
The outer tube is cylinder type tubular structure, and the outer tube soft materials preparation forms, and the central line of outer tube and the central line of inner tube coincide each other, is equipped with strutting arrangement on the lateral surface of the end department of outer tube one end, is equipped with first intake pipe on the supporter of strutting arrangement one end, is equipped with the tight loop on the supporter of the strutting arrangement other end, and strutting arrangement is equipped with the one end of tight loop and is connected with the lateral surface of the end of outer tube through the tight loop is fixed, is equipped with the rolling device at the opening part of the outer tube end of tight loop one.
The supporting body is of a circular hollow structure, the supporting inner wall is sleeved on the outer side face of the outer pipe, the supporting body is sleeved on the supporting inner wall, the distance between the supporting bodies is the same, and the section of the supporting inner wall is of a wave-shaped structure.
The telescopic pipe is of a circular hollow structure, is a corrugated pipe, the central line of the telescopic pipe and the central line of the support body are positioned on the same straight line, and is made of soft materials, and the diameter of the telescopic pipe is smaller than that of the support body.
The rolling device comprises rolling element, coupling ring and support column, is equipped with the connecting hole on the support column, and the plane that the opening of support column perpendicular to outer tube one end was located, and the support column is three at least, and the one end of support column is connected with the opening part of outer tube end, is equipped with the coupling ring in the connecting hole of support column, and the coupling ring is circular structure, and the plane that the coupling ring was located is parallel to each other with the plane that the outer tube end that the support column was located, is equipped with the rolling element on the coupling ring.
The rolling body is of a cylindrical or circular structure, the rolling bodies are arranged on the connecting ring at equal intervals, the central line of the rolling bodies and the connecting ring are overlapped, and the rolling bodies rotate on the connecting ring by taking the central line as an axis.
The fastening ring is of a circular ring structure, the inner wall of the fastening ring is fixedly connected with the outer side face of the outer pipe, a supporting inner wall is fixedly arranged on the outer side face of the fastening ring, the outer side face of the fastening ring is fixedly connected with one side of the supporting body, the outer side face of the fastening ring, the side face of the supporting inner wall, the inner side face of the supporting body and the inner side face of the telescopic pipe jointly form a closed space, a first air inlet pipe is communicated with the outer side face of the fastening ring, the side face of the supporting inner wall, the inner side face of the supporting body and the closed space formed by the inner side face of the telescopic pipe jointly, and the outer side face of the fastening ring, the side face of the.
The second air inlet pipe is of a cylindrical or prismatic tubular structure, at least one second air inlet pipe is arranged on the inner wall of the outer pipe, and the center line of the second air inlet pipe is parallel to the center line of the outer pipe.
A clearance hole is formed between the outer side face of the inner pipe and the inner wall of the outer pipe, and lubricating liquid is arranged in the clearance hole between the inner pipe and the outer pipe.
Due to the adoption of the technical scheme, the invention has the following beneficial effects:
the invention relates to a special catheter for a prostatic hyperplasia patient, which comprises an inner tube, an outer tube, a supporting device, a rolling device, a second air inlet tube and a first air inlet tube, wherein the inner tube is arranged in the outer tube, and the second air inlet tube, the supporting device and the rolling device are arranged on the outer tube, so that the aim of smoothly inserting the catheter into the body of the prostatic hyperplasia patient is fulfilled; the invention has reasonable and practical structure and very convenient use, can effectively insert the catheter into the body of a patient with enlarged prostate, avoids the risk brought by the operation of bladder puncture of the patient, relieves the pain of the patient and the medical expense, and also relieves the contradiction between doctors and patients.
[ description of the drawings ]
FIG. 1 is a schematic cross-sectional view of the present invention;
FIG. 2 is a schematic top view of the rolling device of the present invention;
FIG. 3 is a schematic view of the connection structure of the support post and the outer tube according to the present invention;
FIG. 4 is a schematic perspective view of the supporting device of the present invention;
FIG. 5 is a schematic view of the inner wall of the support according to the present invention;
1. a first intake pipe; 2. a support body; 3. a support device; 4. a rolling device; 5. a second intake pipe; 6. an inner tube; 7. an outer tube; 8. a telescopic pipe; 9. a rolling body; 10. a connecting ring; 11. connecting holes; 12. a support pillar; 13. an inner tube bore; 14. a clearance hole; 15. a fastening ring; 16. supporting the inner wall.
[ detailed description ] embodiments
The present invention will be explained in detail by the following examples, which are disclosed for the purpose of protecting all technical improvements within the scope of the present invention.
The catheter special for the prostatic hyperplasia patients comprises an inner tube 6, an outer tube 7, a supporting device 3, a rolling device 4, a second air inlet tube 5 and a first air inlet tube 1, wherein the inner tube 6 is arranged in the outer tube 7, the outer tube 7 is provided with the second air inlet tube 5, the supporting device 3 and the rolling device 4, the second air inlet tube 5 is arranged on the inner wall of the outer tube 7, the supporting device 3 is arranged on the outer side surface of one end of the second air inlet tube 5, the supporting device 3 is provided with the first air inlet tube 1, the end of the outer tube 7 at one end of the supporting device 3 is provided with the rolling device 4, the supporting device 3 comprises a supporting body 2, an extension tube 8, a fastening ring 15, a supporting inner wall 16 and the first air inlet tube 1, the fastening ring 15 is arranged on the outer side surface of one end of the outer tube 7, the supporting body 2 and the supporting inner wall 16 are arranged on the, the extension tube 8, the support body 2 and the support inner wall 16 form a closed space together, and the support body 2 is provided with a first air inlet pipe 1.
The inner pipe 6 is of a cylindrical tubular structure, the inner pipe 6 is made of a silica gel material, and the inner pipe 6 moves in the outer pipe 7 along the center line of the outer pipe 7.
The outer tube 7 is cylinder type tubular structure, the preparation of 7 soft materials of outer tube forms, the central line of outer tube 7 and the central line of inner tube 6 coincide each other, be equipped with strutting arrangement 3 on the lateral surface of the end department of outer tube 7 one end, be equipped with first intake pipe 1 on the supporter 2 of 3 one ends of strutting arrangement, be equipped with fastening ring 15 on the supporter 2 of the 3 other ends of strutting arrangement, the lateral surface fixed connection of 15 end of outer tube 7 of fastening ring is passed through to strutting arrangement 3 one end that is equipped with fastening ring 15, be equipped with rolling device 4 at the opening part of the outer tube end of 15 one sides of fastening ring.
The supporting body 2 is of a circular hollow structure, the supporting inner wall 16 is sleeved on the outer side surface of the outer pipe 7, the supporting body 2 is sleeved on the supporting inner wall 16, the distances between the supporting bodies 2 are the same, and the section of the supporting inner wall 16 is of a wave-shaped structure.
The telescopic pipe 8 is of a circular hollow structure, the telescopic pipe 8 is a corrugated pipe, the central line of the telescopic pipe 8 and the central line of the support body 2 are in the same straight line, the telescopic pipe 8 is made of soft materials, and the diameter of the telescopic pipe 8 is smaller than that of the support body 2.
The rolling device 4 is composed of rolling bodies 9, connecting rings 10 and supporting columns 12, connecting holes 11 are formed in the supporting columns 12, the supporting columns 12 are perpendicular to a plane where an opening at one end of the outer tube 7 is located, the number of the supporting columns 12 is at least three, one end of each supporting column 12 is connected with the opening at the end of the outer tube 7, the connecting rings 10 are arranged in the connecting holes 11 of the supporting columns 12, the connecting rings 10 are of circular ring-shaped structures, the plane where the connecting rings 10 are located is parallel to a plane where the end of the outer tube 7 where the supporting columns 12 are located is located, and the rolling bodies 9 are.
The rolling body 9 is of a cylindrical or circular structure, the rolling bodies 9 are arranged on the connecting ring 10 at equal intervals, the central line of the rolling bodies 9 is overlapped with the connecting ring 10, and the rolling bodies 9 rotate on the connecting ring 10 by taking the central line as an axis.
The fastening ring 15 is of a circular ring structure, the inner wall of the fastening ring 15 is fixedly connected with the outer side face of the outer tube 7, a supporting inner wall 16 is fixedly arranged on the outer side face of the fastening ring 15, the outer side face of the fastening ring 15 is fixedly connected with one side of the supporting body 2, the outer side face of the fastening ring 15, the side face of the supporting inner wall 16, the inner side face of the supporting body 2 and the inner side face of the telescopic tube 8 jointly form a closed space, the first air inlet pipe 1 is communicated with the closed space formed by the outer side face of the fastening ring 15, the side face of the supporting inner wall 16, the inner side face of the supporting body 2 and the inner side face of the telescopic tube 8, and the closed space formed by the outer side face of the fastening ring 15, the side face of.
The second air inlet pipe 5 is of a cylindrical or prismatic tubular structure, at least one second air inlet pipe 5 is arranged, the second air inlet pipe 5 is arranged on the inner wall of the outer pipe 7, and the central line of the second air inlet pipe 5 is parallel to the central line of the outer pipe 7.
A clearance hole 14 is arranged between the outer side surface of the inner pipe 6 and the inner wall of the outer pipe 7, and lubricating liquid is arranged in the clearance hole 14 of the inner pipe 6 and the outer pipe 7.
Embodiment 1, the special catheter for prostatic hyperplasia patients, when in use, firstly sterilizes the equipment, then the patient lies on the bed surface of the X-ray machine, sterilizes the external genitalia, lays a hole towel, and is respectively connected with the first air inlet pipe 1 and the second air inlet pipe 5 through the air tanks, the first air inlet pipe 1 and the second air inlet pipe 5 are both provided with the air pressure meter and the air valve, so as to control the amount of air entering the first air inlet pipe 1 and the second air inlet pipe 5, then the urethral mucosa of the patient is anesthetized and then is inserted into the outer pipe 7 through the external urethral orifice, the outer pipe 7 slowly enters when reaching the prostate blockage of the patient, the rolling device 4 on the outer pipe 7 plays a great role, the supporting device 3 is plugged into the opening of the prostate blockage after the rolling device 4 enters, because of prostate blockage, the urethral wall at the blockage opening can only be inserted into the supporting device 3, the air valve on the first air inlet pipe 1 is opened to enable air to enter the supporting body 2 in the supporting device 3, due to the problem of air flow direction, the supporting body 2 at the farthest end away from the rolling device 4 is firstly supported, the supported supporting body 2 can support the urethra at the blocked position to be large, then the telescopic pipe 8 is elongated and slowly inflated when the support pipe goes deep into the urethra, then the adjacent supporting body 2 is supported, which is equivalent to arranging a second fixed supporting point in the urethra to support the whole supporting device 3, further inserting the outer pipe 7 into the bladder, and for better and more smoothly inserting the outer pipe 7 into the urethra, the air valve on the air tank on the second air inlet pipe 5 is opened to enable the air to enter the urethra and then enter the bladder, so that the air in the bladder reversely enters the urethra after the pressure in the bladder is increased, the urethra at the blocked position is expanded from two ends of the urethra simultaneously, the work efficiency is greatly improved while the pain of a patient is relieved by the gas entering, when the outer tube 7 penetrates through the blocked position of the urethra, the inner tube 6 in the outer tube 7 is inserted into the bladder so that urine flows out of the inner tube hole 13 to achieve the work of draining the urine, the gap hole 14 between the outer tube 7 and the inner tube 6 is filled with lubricating liquid, the work of entering the urethra is facilitated, the phenomenon that the urine flows out of the gap hole 14 is blocked, the whole treatment process is simple and convenient to operate, and an inexperienced surgeon can easily master the operation method.
While the invention has been particularly shown and described with reference to a preferred embodiment, it will be understood by those skilled in the art that various changes in form and detail may be made therein without departing from the spirit and scope of the invention as defined by the appended claims.
Claims (10)
1. The utility model provides a special catheter of prostatic hyperplasia patient, includes inner tube, outer tube, strutting arrangement, rolling device, second intake pipe and first intake pipe, characterized by: the inner pipe is arranged in the outer pipe, a second air inlet pipe is arranged on the outer pipe, the supporting device and the rolling device are arranged on the inner wall of the outer pipe, the supporting device is arranged on the outer side face of one end of the second air inlet pipe, a first air inlet pipe is arranged on the supporting device, the rolling device is arranged at the end of the outer pipe of one end of the supporting device, the supporting device is composed of a supporting body, a telescopic pipe, a fastening ring, a supporting inner wall and a first air inlet pipe, the fastening ring is arranged on the outer side face of one end of the outer pipe, a supporting body and a supporting inner wall are arranged on the fastening ring, the number of the supporting bodies is at least two, the telescopic pipe is arranged between the supporting bodies.
2. The special catheter for the patients with prostatic hyperplasia according to claim 1, which is characterized in that: the inner tube is of a cylindrical tubular structure and is made of a silica gel material, and the inner tube moves in the outer tube along the center line of the outer tube.
3. The special catheter for the patients with prostatic hyperplasia according to claim 1, which is characterized in that: the outer tube is cylinder type tubular structure, and the outer tube soft materials preparation forms, and the central line of outer tube and the central line of inner tube coincide each other, is equipped with strutting arrangement on the lateral surface of the end department of outer tube one end, is equipped with first intake pipe on the supporter of strutting arrangement one end, is equipped with the tight loop on the supporter of the strutting arrangement other end, and strutting arrangement is equipped with the one end of tight loop and is connected with the lateral surface of the end of outer tube through the tight loop is fixed, is equipped with the rolling device at the opening part of the outer tube end of tight loop one.
4. The special catheter for the patients with prostatic hyperplasia according to claim 1, which is characterized in that: the supporting body is of a circular hollow structure, the supporting inner wall is sleeved on the outer side face of the outer pipe, the supporting body is sleeved on the supporting inner wall, the distance between the supporting bodies is the same, and the section of the supporting inner wall is of a wave-shaped structure.
5. The special catheter for the patients with prostatic hyperplasia according to claim 1, which is characterized in that: the telescopic pipe is of a circular hollow structure, is a corrugated pipe, the central line of the telescopic pipe and the central line of the support body are positioned on the same straight line, and is made of soft materials, and the diameter of the telescopic pipe is smaller than that of the support body.
6. The special catheter for the patients with prostatic hyperplasia according to claim 1 or 3, which is characterized in that: the rolling device comprises rolling element, coupling ring and support column, is equipped with the connecting hole on the support column, and the plane that the opening of support column perpendicular to outer tube one end was located, and the support column is three at least, and the one end of support column is connected with the opening part of outer tube end, is equipped with the coupling ring in the connecting hole of support column, and the coupling ring is circular structure, and the plane that the coupling ring was located is parallel to each other with the plane that the outer tube end that the support column was located, is equipped with the rolling element on the coupling ring.
7. The special catheter for the patients with prostatic hyperplasia according to claim 6, which is characterized in that: the rolling body is of a cylindrical or circular structure, the rolling bodies are arranged on the connecting ring at equal intervals, the central line of the rolling bodies and the connecting ring are overlapped, and the rolling bodies rotate on the connecting ring by taking the central line as an axis.
8. The special catheter for the patients with prostatic hyperplasia according to claim 1, which is characterized in that: the fastening ring is of a circular ring structure, the inner wall of the fastening ring is fixedly connected with the outer side face of the outer pipe, a supporting inner wall is fixedly arranged on the outer side face of the fastening ring, the outer side face of the fastening ring is fixedly connected with one side of the supporting body, the outer side face of the fastening ring, the side face of the supporting inner wall, the inner side face of the supporting body and the inner side face of the telescopic pipe jointly form a closed space, a first air inlet pipe is communicated with the outer side face of the fastening ring, the side face of the supporting inner wall, the inner side face of the supporting body and the closed space formed by the inner side face of the telescopic pipe jointly, and the outer side face of the fastening ring, the side face of the.
9. The special catheter for the patients with prostatic hyperplasia according to claim 1, which is characterized in that: the second air inlet pipe is of a cylindrical or prismatic tubular structure, at least one second air inlet pipe is arranged on the inner wall of the outer pipe, and the center line of the second air inlet pipe is parallel to the center line of the outer pipe.
10. The special catheter for the patients with prostatic hyperplasia according to claim 1 or 2, which is characterized in that: a clearance hole is formed between the outer side face of the inner pipe and the inner wall of the outer pipe, and lubricating liquid is arranged in the clearance hole between the inner pipe and the outer pipe.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202010314613.8A CN111467656A (en) | 2020-04-21 | 2020-04-21 | Special catheter for prostatic hyperplasia patients |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202010314613.8A CN111467656A (en) | 2020-04-21 | 2020-04-21 | Special catheter for prostatic hyperplasia patients |
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| EP0274846A1 (en) * | 1986-12-09 | 1988-07-20 | Boston Scientific Corporation | Apparatus for treating hypertrophy of the prostate gland |
| CN1053357A (en) * | 1990-01-15 | 1991-07-31 | 张赋功 | Turtle neck type telescopic bag |
| US20010044595A1 (en) * | 2000-05-02 | 2001-11-22 | Wilson-Cook Medical, Inc. | Introducer apparatus with eversible sleeve |
| CN102307547A (en) * | 2008-09-10 | 2012-01-04 | Ev3股份有限公司 | Stents and catheters having improved stent depoyment |
| US20150272735A1 (en) * | 2014-03-26 | 2015-10-01 | Biotronik Ag | Catheter device for minimally invasive implantation |
| CN104014068A (en) * | 2014-06-09 | 2014-09-03 | 杭州雲林医疗科技有限公司 | Double-sleeve type drainage pipe easy to replace |
| CN104147683A (en) * | 2014-08-28 | 2014-11-19 | 河南科技大学第一附属医院 | Urethral probe for urethral catheter indwelling |
| CN204364624U (en) * | 2015-01-07 | 2015-06-03 | 北京国械堂科技发展有限责任公司 | Ureter guiding sheath |
| CN108135653A (en) * | 2015-10-07 | 2018-06-08 | 梅约医学教育与研究基金会 | For obesity or the electroporation for the treatment of diabetes |
| CN105396214A (en) * | 2015-12-18 | 2016-03-16 | 关丽鹃 | Prostate balloon catheter |
| US20190110731A1 (en) * | 2016-04-05 | 2019-04-18 | Luciano Gattinoni | Probe for measuring intravesical pressure |
| CN105816211A (en) * | 2016-05-06 | 2016-08-03 | 高宏 | Trocar balloon expander |
| CN107519570A (en) * | 2017-07-05 | 2017-12-29 | 沈金龙 | A kind of anti-clogging catheter |
| CN107198811A (en) * | 2017-07-11 | 2017-09-26 | 广州优尼康通医疗科技有限公司 | The prostate dilator of capsula interna reach |
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