CN117814738B - Hysteroscope with unidirectional expansion air bag - Google Patents
Hysteroscope with unidirectional expansion air bag Download PDFInfo
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- CN117814738B CN117814738B CN202410247506.6A CN202410247506A CN117814738B CN 117814738 B CN117814738 B CN 117814738B CN 202410247506 A CN202410247506 A CN 202410247506A CN 117814738 B CN117814738 B CN 117814738B
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- unidirectional
- sleeve pipe
- spiral
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- 230000008030 elimination Effects 0.000 claims abstract description 4
- 238000003379 elimination reaction Methods 0.000 claims abstract description 4
- 238000007789 sealing Methods 0.000 claims description 33
- 239000003292 glue Substances 0.000 claims 1
- 238000001125 extrusion Methods 0.000 abstract description 8
- 230000000149 penetrating effect Effects 0.000 abstract description 5
- 230000008093 supporting effect Effects 0.000 abstract description 2
- 238000004804 winding Methods 0.000 abstract description 2
- 239000002184 metal Substances 0.000 description 17
- 239000012530 fluid Substances 0.000 description 16
- 230000000694 effects Effects 0.000 description 9
- 238000007689 inspection Methods 0.000 description 7
- 238000000034 method Methods 0.000 description 5
- 210000000683 abdominal cavity Anatomy 0.000 description 4
- 210000004712 air sac Anatomy 0.000 description 4
- 230000000903 blocking effect Effects 0.000 description 4
- 239000007788 liquid Substances 0.000 description 3
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 239000000243 solution Substances 0.000 description 2
- 210000001835 viscera Anatomy 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008602 contraction Effects 0.000 description 1
- 230000001419 dependent effect Effects 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000003745 diagnosis Methods 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 230000002357 endometrial effect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 230000000670 limiting effect Effects 0.000 description 1
- 239000012528 membrane Substances 0.000 description 1
- 239000013307 optical fiber Substances 0.000 description 1
- 210000003101 oviduct Anatomy 0.000 description 1
- 238000010827 pathological analysis Methods 0.000 description 1
- 231100000915 pathological change Toxicity 0.000 description 1
- 230000036285 pathological change Effects 0.000 description 1
- 230000001575 pathological effect Effects 0.000 description 1
- 210000005000 reproductive tract Anatomy 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
- 210000002700 urine Anatomy 0.000 description 1
- 210000004291 uterus Anatomy 0.000 description 1
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Abstract
The invention discloses a hysteroscope with a unidirectional expansion air bag, which relates to the technical field of hysteroscopes and comprises a sleeve, wherein an endoscopic tube is arranged inside the sleeve in a penetrating way, the unidirectional air bag is sleeved outside the sleeve, an inflation-free deflation type expansion assembly is arranged between the unidirectional air bag and the endoscopic tube, a spiral sleeve is arranged in the sleeve in a winding way by taking the sleeve as an axis, a pressure difference flexible elimination assembly is arranged between the spiral sleeve and the sleeve, the unidirectional air bag can adaptively perform extrusion expansion according to the cervical orifice of a patient, the unidirectional air bag is relatively attached to the ergonomics, and meanwhile, the extruded unidirectional air bag can adaptively extend to the periphery for a certain distance, so that the unidirectional air bag can seal the cervical orifice tightly, the position of the unidirectional air bag can not follow the change when a medical staff operates the endoscope, and meanwhile, a relatively stable supporting effect is provided for the endoscope.
Description
Technical Field
The invention relates to the technical field of hysteroscopes, in particular to a hysteroscope with a unidirectional expansion air bag.
Background
Hysteroscopy generally refers to hysteroscopy, and is a novel minimally invasive gynecological diagnosis and treatment technology. Hysteroscopy is examination for examining the condition of the uterine cavity of a patient by using a hysteroscope, and directly observing physiological and pathological changes of a cervical canal, an endocervical opening, an endometrial cavity and an oviduct opening by using an optical fiber glass speculum inserted into the uterine cavity, and also taking pathological tissues for examination and pathological analysis; and can also be directly used for treatment under hysteroscopy.
When the hysteroscope with the unidirectional expansion air bag is used, when the hysteroscope reaches a target position, the unidirectional movement bag can radially expand and drive one movable end of the unidirectional movement bag to move towards the fixed end, so that the transverse span of the unidirectional movement bag is effectively shortened, the expansion of the unidirectional movement bag is mainly concentrated in the longitudinal direction, the occupation ratio of the unidirectional movement bag in the uterine cavity is effectively reduced, the unidirectional movement bag is not easy to cause large-area shielding on the inner wall of the uterine cavity when the unidirectional movement bag stops the expansion Gong Ye from leaking, compared with the prior art, the comprehensive of an intrauterine image detected by the hysteroscope is remarkably improved, the detection result is more accurate, the movable end and the fixed end of the unidirectional movement bag can be effectively separated by matching with the action of the unidirectional lifting rope and the inner push ring, the situation that local bulge exists at the unidirectional movement bag is not easy to exist, the inner wall of a genital tract of a patient is effectively avoided, and the comfort is improved.
However, the hysteroscope in the scheme still has certain problems in the practical application process, as follows:
The air bag is used for blocking cervical orifice, so as to avoid incomplete examination caused by incomplete inflation of uterine cavity due to the outflow of uterine fluid in the examination process, but the air bag in the prior art (comprising the unidirectional inflation air bag in the scheme) is inflated and contracted in an inflation and deflation mode, so that the operation is not simple and convenient in a narrow patient, meanwhile, the traditional unidirectional air bag is inflated in an elliptical posture in the cavity of the patient, the blocking of cervical orifice is completely dependent on the extrusion effect, the position of the air bag is easily influenced by the uterine fluid pressure and doctor operation, the stability is not high, more stricter sealing requirements are involved at the connecting end of the inflation and deflation air bag, and once the sealing is not tight, the air leakage in the patient can cause discomfort;
When hysteroscopy is performed, a certain pressure of bulge Gong Ye is needed to be injected into the uterine cavity of a patient, so that the uterine cavity is filled up for comprehensive inspection of the hysteroscope, but after the inspection is finished, an air bag is quickly deflated, a cervical orifice is opened, uterine cavity liquid is quickly flushed out in a short time, the abdominal cavity pressure can be quickly emptied due to pressure difference, human discomfort can be caused, even under the condition of high pressure difference, the situation that viscera are damaged can occur, for example, people cannot quickly empty urine on a plateau, otherwise, unbalance of abdominal cavity and external pressure can be caused, viscera is damaged, and if the bulge uterine cavity is flushed out from a narrower cervical orifice with higher pressure, a larger impact effect can be generated on the inner wall of the cervical orifice of the patient, so that the body wall inner membrane is damaged.
Aiming at the problems, innovative design is urgently needed on the basis of the prior hysteroscope with a unidirectional expansion air bag.
Disclosure of Invention
Aiming at the technical problem that the prior art is too single, the technical scheme is obviously different from the prior art, in particular to a hysteroscope with a unidirectional expansion air bag, which aims to solve the problems that the prior art proposes that the air bag is used for plugging cervical orifice, incomplete inspection caused by incomplete expansion of uterine cavity due to the outflow of uterine cavity in the inspection process is avoided, but the air bag in the prior art is inflated and contracted by adopting inflation and deflation modes, so that the operation is not simple and convenient enough in a narrow patient, meanwhile, the traditional unidirectional air bag can be inflated in an elliptical gesture in the cavity of the patient, the sealing of the cervical orifice is influenced by the hydraulic pressure of the uterus and the operation of a doctor, the stability is not high, the connection end of the inflation and deflation air bag is more strictly related to the strict sealing requirement, and once the sealing is not tight, the air leakage to the patient can cause discomfort.
In order to achieve the above purpose, the present invention provides the following technical solutions: the hysteroscope with the unidirectional expansion air bag comprises a sleeve, wherein an endoscopic tube is installed in the sleeve in a penetrating mode, the unidirectional air bag is installed outside the sleeve in a sleeved mode, an inflation-free deflation type expansion assembly is arranged between the unidirectional air bag and the endoscopic tube, a spiral sleeve is arranged in the sleeve in a winding mode by taking the sleeve as an axis, and a pressure difference flexible elimination assembly is installed between the spiral sleeve and the sleeve.
Preferably, the inflation-free air-release type expansion assembly comprises a fixed sleeve ring, a sliding sleeve ring, a positioning block and a screw rod, wherein the fixed sleeve ring is fixed on the outer wall of the sleeve, the sliding sleeve ring is sleeved on the outer wall of the sleeve, the positioning block is fixed on the outer wall of the sleeve, the screw rod is arranged in the positioning block in a penetrating manner, the fixed sleeve ring is fixedly connected with the upper end of the unidirectional air bag, and the sliding sleeve ring is fixedly connected with the lower end of the unidirectional air bag.
Preferably, a rubber sealing ring adhered to the outer wall is arranged between the sliding lantern ring and the outer wall of the sleeve.
Preferably, the end part of the screw rod is rotationally connected with the sliding lantern ring, the screw rod is in threaded connection with the positioning block, and a screw hole matched with the screw thread on the outer wall of the screw rod is formed in the positioning block in a penetrating manner.
Preferably, the pressure difference flexible eliminating assembly comprises a metal wire, a sealing cover, a pull ring and a positioning plate, wherein the spiral cavity groove is formed in the spiral sleeve, the metal wire is arranged in the spiral cavity groove, the sealing cover is arranged at the upper end of the spiral sleeve, the upper end of the metal wire is fixedly connected with the lower surface of the sealing cover, the lower end of the metal wire is fixedly connected with the upper end of the pull ring, the positioning plate is fixed on the side wall of the sleeve, and the upper end of the pull ring penetrates through the positioning plate.
Preferably, the upper end of the pull ring is in clamping sliding connection with the positioning plate.
Preferably, a rubber sealing ring is arranged between the spiral sleeve and the sealing cover, and the rubber sealing ring is adhered to the lower surface of the sealing cover.
Compared with the prior art, the invention has the beneficial effects that:
The hysteroscope is arranged at the uterine cavity of a patient, the endoscope at the end part of the endoscope tube is connected with external display equipment, the position of the unidirectional air bag can be judged according to the display equipment, so that the position of the cervical orifice of the unidirectional air bag in a contracted state can be judged, the screw rod is rotated, the screw rod is gradually rotated and moved towards the direction of the unidirectional air bag and synchronously drives the sliding lantern ring to move towards the direction inside the uterine cavity of the patient along the outer wall of the sleeve, the sliding lantern ring synchronously produces an upward extrusion pushing effect on the lower end of the unidirectional air bag in the moving process, and the upper end of the unidirectional air bag is limited by the fixed lantern ring, so that the unidirectional air bag can be subjected to unidirectional expansion under the extrusion effect of the sliding lantern ring, namely transversely expanded at the cervical orifice of the patient, and simultaneously the unidirectional air bag can be subjected to self-adaptive extrusion expansion according to the shape of the cervical orifice of the patient, the extruded unidirectional air bag can be adaptively extended to a certain distance, the unidirectional air bag can seal the cervical orifice along with the cervical orifice of the patient, and the unidirectional air bag can be stably supported by the cervical orifice of the medical staff.
The unidirectional air sac is inflated stably, then the uterine fluid can be injected normally, the uterine fluid to be inflated is injected into the uterine cavity according to a certain pressure, after the boundary of the uterine cavity is inflated, medical staff can perform omnibearing inspection on the cervical of a patient through the endoscopic tube, after the inspection is finished, the sealing cover is buckled on the spiral sleeve to play a role in plugging the spiral cavity groove inside the spiral sleeve, because the pressure in the abdominal cavity is larger than the external world, the unidirectional air sac cannot be directly contracted, once the unidirectional air sac is quickly contracted, the fluid with high pressure in the uterine cavity can quickly surge out to bring stronger uncomfortable feeling to the patient, therefore, the pressure difference flexible eliminating component is arranged, when the inspection is finished, the fluid is required to be discharged, the pull ring is pushed towards the direction of the positioning plate, the pull ring can synchronously push the metal wire upwards, the metal wire moves in the spiral cavity groove in an oriented mode, meanwhile, the upper end of the metal wire can be synchronously jacked up by the sealing cover in a closed state, once the sealing cover is jacked up, the spiral cavity groove inside the spiral sleeve is in a state of being mutually connected with the external world, and therefore under the pressure of the uterine fluid in the uterine cavity of the patient, the unidirectional air sac Gong Yehui flows out along the spiral cavity groove, a part of the uterine cavity can be quickly gushed out to bring stronger uncomfortable feeling to the patient, the fluid in the uterine cavity can not completely flows out to the cervical cavity, and the cervical fluid can be completely flows out to the cervical cavity, and the cervical fluid can not completely flows out to the cervical cavity can be completely, and the cervical fluid can be prevented from being completely and the cervical cavity is not completely and the external by the sealing cover is not completely and the sealing cover is completely has a state, and the pressure is not has a state.
Drawings
FIG. 1 is a schematic view of the overall structure of the unidirectional air bag of the present invention when contracted;
FIG. 2 is a schematic view of the overall structure of the unidirectional air bag of the present invention when inflated;
FIG. 3 is a schematic cross-sectional view of the whole of the one-way balloon of the present invention when inflated;
FIG. 4 is an enlarged schematic view of the structure of FIG. 3A according to the present invention;
fig. 5 is a schematic view of the hysteroscope of fig. 1 after entering the uterine cavity;
fig. 6 is a schematic view of the structure of the unidirectional balloon of fig. 2 adapted to be plugged into the cervical os after directional expansion in accordance with the present invention;
FIG. 7 is a schematic cross-sectional view of the differential pressure flexible abatement assembly of FIG. 3 in accordance with the present invention.
In the figure: 1. a sleeve; 2. an endoscope; 3. a fixed collar; 4. a sliding collar; 5. a unidirectional air bag; 6. a positioning block; 7. a screw rod; 8. a helical sleeve; 9. a wire; 10. sealing cover; 11. a pull ring; 12. and (5) positioning the plate.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Referring to fig. 1-7, the present invention provides a technical solution: the utility model provides a hysteroscope with unidirectional expansion gasbag, includes sleeve pipe 1, and inside of sleeve pipe 1 runs through and installs endoscopic tube 2, and the outside cover of sleeve pipe 1 establishes and installs unidirectional gasbag 5 to be provided with between unidirectional gasbag 5 and the endoscopic tube 2 and exempt from to fill gassing formula inflation component, sleeve pipe 1's inside is used sleeve pipe 1 as the wound type of axis to be provided with spiral sleeve 8, and installs the pressure differential flexibility and dispel the subassembly between spiral sleeve 8 and the sleeve pipe 1.
Exempt from to fill gassing formula inflation subassembly includes fixed lantern ring 3, slip lantern ring 4, locating piece 6 and lead screw 7, and the outer wall of sleeve pipe 1 is fixed with fixed lantern ring 3, and the outer wall cover of sleeve pipe 1 is equipped with slip lantern ring 4, the outer wall of sleeve pipe 1 is fixed with locating piece 6, and the inside of locating piece 6 runs through and is provided with lead screw 7, fixed lantern ring 3 and the upper end fixed connection of unidirectional gasbag 5, and the lower extreme fixed connection of slip lantern ring 4 and unidirectional gasbag 5, fixed lantern ring 3 is fixed the upper end of unidirectional gasbag 5, slip lantern ring 4 is spacing with the lower extreme of unidirectional gasbag 5 simultaneously, the removal synchronous lower extreme that drives unidirectional gasbag 5 that utilizes slip lantern ring 4 moves, make unidirectional gasbag 5 take place longitudinal expansion by the sealed removal of unidirectional gasbag 5 lower extreme, and the spacing effect at fixed lantern ring 3 and slip lantern ring 4 makes unidirectional gasbag 5 carry out unidirectional expansion and can laminate the inner wall of patient cervical mouth more, ergonomic has been promoted simultaneously, avoid the unidirectional gasbag 5 to take place the displacement in the course of operation.
A rubber sealing ring adhered to the outer wall is arranged between the sliding lantern ring 4 and the outer wall of the sleeve 1, so that the tightness of connection between the unidirectional air bag 5 and the sleeve 1 is ensured.
The end part of the screw rod 7 is rotationally connected with the sliding lantern ring 4, the screw rod 7 is in threaded connection with the positioning block 6, and a screw hole matched with the screw thread on the outer wall of the screw rod 7 is formed in the positioning block 6 in a penetrating manner.
The pressure difference flexible eliminating assembly comprises a metal wire 9, a sealing cover 10, a pull ring 11 and a positioning plate 12, wherein a spiral cavity groove is formed in the spiral sleeve 8, the metal wire 9 is arranged in the spiral cavity groove, the sealing cover 10 is arranged at the upper end of the spiral sleeve 8, the upper end of the metal wire 9 is fixedly connected with the lower surface of the sealing cover 10, the lower end of the metal wire 9 is fixedly connected with the upper end of the pull ring 11, the positioning plate 12 is fixed on the side wall of the sleeve 1, and the upper end of the pull ring 11 penetrates through the positioning plate 12.
The upper end of the pull ring 11 is in clamping type sliding connection with the positioning plate 12, when the metal wire 9 is pushed by the pull ring 11, the metal wire 9 can synchronously move upwards for a certain distance under the limiting action of the spiral cavity groove, and the sealing cover 10 is jacked up, so that the effect of slowly releasing the intrauterine pressure by utilizing the spiral cavity groove is achieved, and the cooperation of the metal wire 9 and the spiral cavity groove has a certain self-locking effect, so that a locking structure is not needed.
A rubber sealing ring is arranged between the spiral sleeve 8 and the sealing cover 10, and the rubber sealing ring is adhered to the lower surface of the sealing cover 10.
Working principle: when the hysteroscope with the unidirectional expansion air bag is used, as shown in fig. 1, the state of the unidirectional air bag 5 when in contraction is shown, firstly, the hysteroscope is placed in the uterine cavity of a patient at the position shown in fig. 5, the endoscope at the end part of the endoscope tube 2 is connected with external display equipment, and the position of the unidirectional air bag 5 can be judged according to the display equipment, so that the unidirectional air bag 5 in the contracted state reaches the cervical orifice position shown in fig. 5.
Then, as shown in fig. 2 and 6, the screw rod 7 is rotated clockwise, under the cooperation of the screw thread on the outer wall of the screw rod 7 and the screw hole in the positioning block 6, the screw rod 7 is moved in a rotating manner gradually towards the direction of the unidirectional air bag 5 and synchronously drives the sliding sleeve ring 4 to move towards the interior of the uterine cavity of the patient along the outer wall of the sleeve pipe 1, and the sliding sleeve ring 4 synchronously generates an upward extrusion pushing effect on the lower end of the unidirectional air bag 5 in the moving process, because the upper end of the unidirectional air bag 5 is limited by the fixed sleeve ring 3, the unidirectional air bag 5 can perform unidirectional expansion under the extrusion effect of the sliding sleeve ring 4, namely transversely expands at the cervical opening of the patient, and enables the unidirectional air bag 5 to expand to a state as shown in fig. 2 and 6, meanwhile, the unidirectional air bag 5 can adaptively perform extrusion expansion according to the shape of the cervical opening of the patient, and is relatively fit with the human body, and meanwhile, the extruded unidirectional air bag 5 can adaptively extend outwards for a certain distance, so that the unidirectional air bag 5 can tightly seal the cervical opening, and simultaneously provide a stable supporting effect for the cervical opening when the medical staff is not in the position.
Immediately after the unidirectional air bag 5 is inflated and stabilized, the uterine fluid can be injected normally (generally, minimally invasive injection is adopted or a catheter is inserted through the side of the unidirectional air bag 5, the tightness of a cervical orifice is not affected), after the uterine fluid is injected into the uterine cavity according to a certain pressure, medical staff can perform omnibearing examination on the cervical of a patient through the endoscopic tube 2 after the boundary of the uterine cavity is inflated, after the examination is finished, as shown in fig. 3 and 4, the sealing cover 10 is buckled on the spiral sleeve 8 to perform the blocking function on the spiral cavity groove in the uterine cavity, after the examination is finished, the unidirectional air bag 5 cannot be directly contracted because the pressure in the abdominal cavity is larger than the outside, because once the unidirectional air bag 5 is quickly contracted, the fluid with high pressure in the uterine cavity can quickly surge to bring a stronger uncomfortable feeling to the patient, therefore, the scheme is provided with the pressure difference flexible elimination component, the pull ring 11 is pushed towards the direction of the positioning plate 12, the pull ring 11 synchronously pushes the metal wire 9 upwards, so that the metal wire 9 moves in a spiral cavity groove in an oriented way, the upper end of the metal wire 9 synchronously pushes up the sealing cover 10 in a closed state, once the sealing cover 10 is pushed up, the spiral cavity groove in the spiral sleeve 8 and the outside are in a mutually connected state, therefore, under the pressure of liquid in the uterine cavity of a patient, the bulge Gong Yehui flows out along the spiral cavity groove, a part of the bulge liquid in the patient does not flow out completely, after the pressure in the uterine cavity of the patient is not greatly different from the outside, the pull ring 11 can be pulled down to seal the sealing cover 10, the screw rod 7 is reversely rotated, the sliding sleeve ring 4 drives the lower end of the unidirectional air bag 5 to move outwards, so that the unidirectional air bag 5 is restored to the state shown in figure 1, the blocking of the cervical opening of the patient is relieved, the residual uterine fluid in the uterine cavity can flow out from the cervical orifice in a mode of being flat pressed with the outside, so that uncomfortable feeling of a patient is eliminated, and the damage to the cervical orifice caused by rapid gushing of the fluid with certain pressure is avoided.
Although the present invention has been described with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described, or equivalents may be substituted for elements thereof, and any modifications, equivalents, improvements and changes may be made without departing from the spirit and principles of the present invention.
Claims (1)
1. Hysteroscope with unidirectional expansion gasbag, including sleeve pipe (1), its characterized in that: the inside of sleeve pipe (1) runs through and installs endoscopic tube (2), and the outside cover of sleeve pipe (1) is established and is installed unidirectional gasbag (5) to be provided with between unidirectional gasbag (5) and endoscopic tube (2) and exempt from to fill gassing formula inflation module, the inside of sleeve pipe (1) is with sleeve pipe (1) as the wound spiral sleeve (8) that is provided with of axis, and installs pressure differential flexibility between spiral sleeve (8) and sleeve pipe (1) and eliminate the subassembly, exempt from to fill gassing formula inflation module includes fixed lantern ring (3), slip lantern ring (4), locating piece (6) and lead screw (7), and the outer wall of sleeve pipe (1) is fixed with fixed lantern ring (3) to the outer wall cover of sleeve pipe (1) is equipped with slip lantern ring (4), the outer wall of sleeve pipe (1) is fixed with locating piece (6), and the inside of locating piece (6) runs through and is provided with lead screw (7), the upper end fixed connection of fixed lantern ring (3) and unidirectional gasbag (5), the slip lantern ring (4) and the outer wall of sleeve pipe (1) are provided with between the outer wall of sealing washer (6) and are glued in the screw thread connection (7), and locating piece (6) inside link up and has seted up in screw (7) outer wall screw thread assorted screw, pressure differential flexibility elimination subassembly includes wire (9), sealed lid (10), pull ring (11) and locating plate (12), and spiral cavity groove has been seted up to the inside of spiral sleeve (8) to the inside of spiral cavity groove is provided with wire (9), the upper end of spiral sleeve (8) is provided with sealed lid (10), and the upper end of wire (9) and the lower fixed surface of sealed lid (10) are connected, the lower extreme fixedly connected with pull ring (11) of wire (9), and the lateral wall of sleeve pipe (1) is fixed with locating plate (12) to the upper end of pull ring (11) runs through in locating plate (12), the upper end of pull ring (11) and locating plate (12) are the sliding connection of block, be provided with rubber seal between spiral sleeve (8) and sealed lid (10), and rubber seal glues in the lower surface of sealed lid (10).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202410247506.6A CN117814738B (en) | 2024-03-05 | 2024-03-05 | Hysteroscope with unidirectional expansion air bag |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202410247506.6A CN117814738B (en) | 2024-03-05 | 2024-03-05 | Hysteroscope with unidirectional expansion air bag |
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| CN117814738A CN117814738A (en) | 2024-04-05 |
| CN117814738B true CN117814738B (en) | 2024-05-14 |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO1999053865A1 (en) * | 1998-04-23 | 1999-10-28 | Boston Scientific Corporation | Stent deployment device and method for deploying a stent |
| CN110226912A (en) * | 2019-07-25 | 2019-09-13 | 常州市第一人民医院 | A kind of portable visuable urinary tract check and treatment device |
| CN210249798U (en) * | 2019-05-30 | 2020-04-07 | 张艳 | Gynaecology uses comfortable hysteroscope of use |
| CN111166278A (en) * | 2019-12-27 | 2020-05-19 | 范东香 | Endoscope sleeve |
| CN216364991U (en) * | 2021-09-16 | 2022-04-26 | 上海市第十人民医院 | Leak protection formula hysteroscope is used in gynaecology and obstetrics's inspection |
| CN218738894U (en) * | 2022-10-17 | 2023-03-28 | 什邡市人民医院 | Leak protection formula hysteroscope |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6764441B2 (en) * | 2001-09-17 | 2004-07-20 | Case Western Reserve University | Peristaltically self-propelled endoscopic device |
-
2024
- 2024-03-05 CN CN202410247506.6A patent/CN117814738B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO1999053865A1 (en) * | 1998-04-23 | 1999-10-28 | Boston Scientific Corporation | Stent deployment device and method for deploying a stent |
| CN210249798U (en) * | 2019-05-30 | 2020-04-07 | 张艳 | Gynaecology uses comfortable hysteroscope of use |
| CN110226912A (en) * | 2019-07-25 | 2019-09-13 | 常州市第一人民医院 | A kind of portable visuable urinary tract check and treatment device |
| CN111166278A (en) * | 2019-12-27 | 2020-05-19 | 范东香 | Endoscope sleeve |
| CN216364991U (en) * | 2021-09-16 | 2022-04-26 | 上海市第十人民医院 | Leak protection formula hysteroscope is used in gynaecology and obstetrics's inspection |
| CN218738894U (en) * | 2022-10-17 | 2023-03-28 | 什邡市人民医院 | Leak protection formula hysteroscope |
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| CN117814738A (en) | 2024-04-05 |
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