CN218651767U - Ureteral sheath and equipment inserted into human ureter - Google Patents
Ureteral sheath and equipment inserted into human ureter Download PDFInfo
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- CN218651767U CN218651767U CN202222319303.2U CN202222319303U CN218651767U CN 218651767 U CN218651767 U CN 218651767U CN 202222319303 U CN202222319303 U CN 202222319303U CN 218651767 U CN218651767 U CN 218651767U
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- sheath body
- pressure measuring
- ureteral
- pressure
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- 210000000626 ureter Anatomy 0.000 title claims abstract description 12
- 238000003780 insertion Methods 0.000 claims description 14
- 230000037431 insertion Effects 0.000 claims description 14
- 238000007789 sealing Methods 0.000 claims description 12
- 238000009434 installation Methods 0.000 claims description 6
- 238000009530 blood pressure measurement Methods 0.000 abstract description 19
- 210000000244 kidney pelvis Anatomy 0.000 abstract description 19
- 206010040047 Sepsis Diseases 0.000 abstract description 4
- 239000008280 blood Substances 0.000 abstract 1
- 210000004369 blood Anatomy 0.000 abstract 1
- 238000011897 real-time detection Methods 0.000 abstract 1
- 238000000034 method Methods 0.000 description 15
- 230000008569 process Effects 0.000 description 10
- 239000000523 sample Substances 0.000 description 9
- 238000004519 manufacturing process Methods 0.000 description 8
- 239000004575 stone Substances 0.000 description 5
- 208000007536 Thrombosis Diseases 0.000 description 4
- 230000002485 urinary effect Effects 0.000 description 4
- 238000012544 monitoring process Methods 0.000 description 3
- 230000001771 impaired effect Effects 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000001356 surgical procedure Methods 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 238000004026 adhesive bonding Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000000835 fiber Substances 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 238000002504 lithotomy Methods 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 239000013307 optical fiber Substances 0.000 description 1
- 239000002861 polymer material Substances 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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Classifications
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- 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
- A61B1/307—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 the urinary organs, e.g. urethroscopes, cystoscopes
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B5/00—Measuring for diagnostic purposes; Identification of persons
- A61B5/03—Detecting, measuring or recording fluid pressure within the body other than blood pressure, e.g. cerebral pressure; Measuring pressure in body tissues or organs
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B5/00—Measuring for diagnostic purposes; Identification of persons
- A61B5/20—Measuring for diagnostic purposes; Identification of persons for measuring urological functions restricted to the evaluation of the urinary system
-
- 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
Abstract
The utility model relates to the technical field of medical equipment, in particular to a ureteral sheath and equipment for inserting into a human ureter, wherein the disclosed ureteral sheath comprises a sheath body and a pressure measuring air bag, the sheath body is provided with a first cavity channel which is communicated along the axial direction of the sheath body, the pressure measuring air bag is arranged at the far end of the sheath body, a pressure measuring cavity channel communicated with the pressure measuring air bag is arranged in the sheath body, and the pressure measuring cavity channel extends from the far end of the sheath body to the near end; among the above-mentioned scheme, set up the pressure measurement gasbag at the distal end of tube sheath body, the pressure measurement gasbag can real-time detection renal pelvis internal pressure, makes things convenient for medical personnel accurate judgement and control operation time, avoids the renal pelvis internal pressure to increase the time overlength and triggers ureogenetic sepsis blood, and meanwhile, the pressure measurement gasbag is easily implemented and is made, and is difficult for breaking away from, has ensured operation safety.
Description
Technical Field
The utility model relates to the technical field of medical equipment, especially, relate to an ureteral sheath and insert human ureteral equipment.
Background
The ureteral sheath is used in urinary surgery, the ureteral sheath is required to be placed in a ureter to establish an operation channel before the operation of the urinary surgery in clinic, an endoscope, a laser optical fiber, a stone taking instrument or an operation cable and the like are led in through the operation channel in the operation process, and some blood clots, tiny stones and purulent floccules are also discharged from the ureteral sheath.
The ureteral sheath can not detect the pressure in the renal pelvis usually, and the pressure in the renal pelvis is easy to increase in the operation process, which is easy to cause urogenic sepsis. The related patent describes a ureteral sheath for detecting the pressure in the renal pelvis, wherein a pressure measuring probe is arranged at the far end of the ureteral sheath, and a signal line connected with the pressure measuring probe is arranged in a signal channel of the ureteral sheath, but in practical application, the diameter of the ureteral sheath is limited, so that the realization difficulty of the mode is extremely high; moreover, during the operation, the pressure probe is easily disturbed and falls off in the renal pelvis, which causes the risk of the operation.
SUMMERY OF THE UTILITY MODEL
In view of the above, it is necessary to provide a ureteral sheath and a device for insertion into a human ureter, which address the above-mentioned problems.
In order to solve the above problem, the utility model adopts the following technical scheme:
in a first aspect, an embodiment of the present application provides a ureteral sheath, which includes a sheath body, where the sheath body is provided with a first lumen running through along an axial direction of the sheath body;
the pressure measuring air bag is arranged at the far end of the tube sheath body, a pressure measuring cavity channel communicated with the pressure measuring air bag is arranged in the tube sheath body, and the pressure measuring cavity channel extends from the far end of the tube sheath body to the near end.
Further, the pressure measuring air bag and the tube sheath body are integrally formed, or the tube sheath body is provided with an installation groove, and the pressure measuring air bag is arranged in the installation groove.
Further, the pressure measuring balloon is disposed on one of an inner sidewall of the sheath body, a distal wall of the sheath body, and an outer sidewall of the sheath body.
Further, the pressure measuring air bag is of an annular structure and is arranged along the circumferential extension of the tube sheath body.
Further, the ureteral sheath comprises at least two pressure measuring air bags, and the at least two pressure measuring air bags are distributed along the circumferential direction of the sheath body.
Furthermore, the ureteral sheath still includes the sheath seat, the sheath seat connect in the near-end of sheath body, the sheath seat is provided with the second chamber way that link up along its axial, the second chamber way with first chamber way is linked together, be provided with elastic sealing element in the second chamber way, elastic sealing element is provided with and runs through elastic sealing element's through-hole.
Furthermore, the tube sheath body or the tube sheath seat is provided with a pressure measuring nozzle, and the pressure measuring nozzle is communicated with the pressure measuring cavity channel.
Further, the tube sheath body or the tube sheath seat is provided with a suction nozzle, and the suction nozzle is communicated with the first cavity channel.
Further, the sheath seat comprises a connecting section and a guiding section, the second cavity penetrates through the connecting section and the guiding section, the connecting section is connected with the near end of the sheath body, and the caliber of the guiding section is gradually reduced in the insertion direction of the sheath body.
In a second aspect, the embodiment of the present application further provides a device inserted into a ureter of a human body, which includes a pressure gauge and the aforementioned ureteral sheath, where the pressure gauge is connected to the pressure measurement lumen.
The utility model discloses a technical scheme can reach following beneficial effect:
according to the ureteral sheath disclosed by the embodiment of the application, the pressure measuring air bag arranged at the far end of the sheath body can monitor the pressure in the renal pelvis in real time, so that medical workers can conveniently and accurately judge and control the operation time, and the urinary sepsis caused by overlong increase time of the pressure in the renal pelvis is avoided; meanwhile, compared with the mode that the pressure measuring probe is arranged at the far end of the sheath body, the mode that the pressure measuring air bag is arranged at the far end of the sheath body is easier to implement and manufacture and has low production cost, and the pressure measuring air bag can not be interfered and separated from the sheath body in the operation process, so that the safety of overlong operation can be improved.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
FIG. 1 is a schematic structural view of a ureteral sheath according to an embodiment of the present application;
FIG. 2 is a schematic view of the front end of the ureteral sheath according to an embodiment of the present application;
FIG. 3 isbase:Sub>A cross-sectional view taken along line A-A of FIG. 2;
FIG. 4 is an enlarged partial schematic view at B of FIG. 3;
FIG. 5 is a schematic structural diagram of a sheath seat according to an embodiment of the present disclosure;
FIG. 6 is a cross-sectional view of a sheath seat according to an embodiment of the present application;
fig. 7 is a schematic structural view of an apparatus for insertion into a human ureter according to an embodiment of the present application.
In the figure:
100-a sheath body, 110-a first cavity, 120-a pressure measuring cavity, 130-a mounting groove and 200-a pressure measuring air bag; 300-sheath seat, 310-connecting section, 320-guiding section, 330-pressure measuring nozzle, 340-second cavity channel and 350-suction nozzle; 400-pressure gauge.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention clearer, the technical solutions of the present invention will be described in detail below. It is to be understood that the disclosed embodiments are merely exemplary of the invention, and are not intended to limit the invention to the precise embodiments disclosed. Based on the embodiments of the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
The terms first, second and the like in the description and in the claims of the present application are used for distinguishing between similar elements and not necessarily for describing a particular sequential or chronological order. It will be appreciated that the data so used may be interchanged under appropriate circumstances such that embodiments of the application may be practiced in sequences other than those illustrated or described herein, and that the terms "first," "second," and the like are generally used herein in a generic sense and do not limit the number of terms, e.g., the first term can be one or more than one. In addition, "and/or" in the specification and claims means at least one of connected objects, a character "/" generally means that a preceding and succeeding related objects are in an "or" relationship.
In the utility model, the near end and the far end are the far and near positions of the structure relative to the operation of human body in the use environment, so as to conveniently describe the position relationship between the components and facilitate understanding; "proximal" and "distal" are relative positional relationships, not absolute.
The ureteral sheath and the device inserted into the human ureter provided in the embodiments of the present application will be described in detail below with reference to fig. 1 to fig. 7, by using specific embodiments and application scenarios thereof.
Referring to fig. 1, the present application discloses a ureteral sheath, which includes a sheath body 100 and a pressure measurement balloon 200, wherein the sheath body 100 is a base member of the ureteral sheath and can provide a mounting base for the pressure measurement balloon 200, and specifically, the pressure measurement balloon 200 is disposed at a distal end of the sheath body 100.
In the present embodiment, the sheath body 100 is provided with a first channel 110 extending through the sheath body in the axial direction, and when the distal end of the sheath body 100 is inserted into the renal pelvis, the first channel 110 can be used to introduce an endoscope, a laser fiber, a lithotomy instrument, an operation cable, or the like, and blood clots in the renal pelvis, fine stones and purulent flocs generated by laser lithotripsy, or the like can be discharged from the first channel 110.
In addition to the first channel 110, the sheath body 100 of the present embodiment further has a pressure measuring channel 120, the pressure measuring channel 120 is communicated with the pressure measuring balloon 200, the pressure measuring channel 120 extends from the distal end of the sheath body 100 to the proximal end, and after being inserted into the renal pelvis of a human body, the proximal end of the pressure measuring channel 120 can be connected to a pressure measuring device to monitor the pressure at the renal pelvis in real time.
According to the ureteral sheath disclosed by the embodiment of the application, the pressure measuring air bag 200 arranged at the far end of the sheath body 100 can monitor the pressure in the renal pelvis in real time, so that medical workers can conveniently and accurately judge and control the operation time, and the urinary sepsis caused by overlong increase of the pressure in the renal pelvis is avoided; meanwhile, compared with the mode that the pressure measuring probe is arranged at the far end of the sheath body 100, the mode that the pressure measuring air bag is arranged at the far end of the sheath body is easier to implement and manufacture, and the pressure measuring air bag is not interfered and separated from the sheath body 100 in the operation process, so that the safety of the operation process can be improved.
In the embodiment of the present application, referring to fig. 2 to 4, the pressure measuring balloon 200 may be disposed on the inner sidewall of the sheath body 100; so set up down, on the one hand, sheath body 100 can play the guard action to pressure measurement gasbag 200, avoids pressure measurement gasbag 200 impaired in the production transportation, and on the other hand, the pressure measurement gasbag 200 of establishing in can not increase the radial dimension of sheath body 100 for the ureteral sheath easily inserts, avoids the organism impaired. Of course, the pressure measuring balloon 200 may also be disposed on the distal end wall of the sheath body 100 or the outer side wall of the sheath body 100, and the embodiment of the present application does not limit the specific location of the pressure measuring balloon 200, as long as the pressure in the renal pelvis can be accurately monitored.
In an optional embodiment, the sheath body 100 is provided with a mounting groove, and the pressure measuring airbag 200 can be disposed in the mounting groove, for example, the mounting groove is disposed on the inner side wall of the sheath body 100, when the pressure measuring airbag 200 is disposed in the mounting groove, in the axial direction of the sheath body 100, the pressure measuring airbag 200 is respectively in limit fit with the groove wall of the mounting groove, so as to avoid the pressure measuring airbag 200 from being separated from the sheath body 100 along the axial direction of the sheath body 100, the connection stability is good, and the operation safety is ensured.
Further, the pressure measuring air bag 200 can be glued to the wall of the installation groove, so that the stability of the pressure measuring air bag 200 and the sheath body 100 is further improved, and the separation is avoided.
The inventor finds that in the research process, the ureteral sheath capable of measuring the pressure in the renal pelvis exists in the related technology, the far end of the ureteral sheath is provided with the pressure measuring probe, the pressure measuring probe is mostly adhered to the far end of the ureteral sheath in a gluing mode and is influenced by the size, the waterproof performance and the like of the pressure measuring probe, and the ureteral sheath adopting the mode has the problems of complex production process and low yield; meanwhile, after the front end of the ureteral sheath is inserted into a human body, the front end of the ureteral sheath is influenced by temperature change or is interfered in an operation process, and the pressure measuring probe is easy to separate from the ureteral sheath, so that operation risks are caused.
Based on this, in another alternative embodiment, the pressure measuring balloon 200 is integrally formed with the sheath body 100; under such setting, not only convenient production manufacturing has still avoided the problem that pressure measurement gasbag 200 breaks away from the front end of tube sheath body 100 completely to the safety in utilization of ureteral sheath has been guaranteed.
In an alternative embodiment, the pressure measuring balloon 200 may be one, the pressure measuring balloon 200 is an annular balloon, and the pressure measuring balloon 200 is disposed to extend along the circumferential direction of the sheath body 100; when the pressure measurement air bag 200 is extruded by liquid in the renal pelvis cavity, the air in the air bag is extruded by the bag wall of the pressure measurement air bag 200, the pressure uniformity of the pressure measurement air bag 200 can be improved by the annular structure, and the accuracy of pressure detection is improved.
In another alternative embodiment, the ureteral sheath may include at least two pressure measurement balloons 200, and at the same time, the sheath body 100 is provided with at least two pressure measurement channels 120 corresponding to the pressure measurement balloons 200, and the proximal ends of the pressure measurement channels 120 can be connected with the pressure measurement device described above to monitor the pressure at the renal pelvis in real time; the accuracy of monitoring the pressure in the renal pelvis can be improved by adopting a multi-point monitoring mode; meanwhile, the condition of monitoring failure caused by breakage of a certain pressure measuring air bag 200 can be avoided, and the reliability of the pressure measuring function is ensured.
In a further technical scheme, the ureteral sheath further comprises a sheath seat 300, the sheath seat 300 is connected to the proximal end of the sheath body 100, the sheath seat 300 is provided with a second cavity 340 which is axially communicated along the sheath seat, the second cavity 340 is communicated with the first cavity 110, an elastic sealing element 360 is arranged in the second cavity 340, and the elastic sealing element 360 is provided with a through hole which penetrates through the elastic sealing element 360.
In the embodiment of the present application, the sheath body 100 is detachably connected to the sheath seat 300, when the sheath body 100 is inserted into the ureter, the sheath body 100 and the sheath seat 300 are in a separated state, so that the medical staff can conveniently place the sheath body 100 into the ureter through the inner sheath, when the distal end of the sheath body 100 is inserted into a proper position, the inner sheath is withdrawn, and then the sheath seat 300 is connected to the sheath body 100, the elastic sealing member 360 is a structural member made of a polymer material, such as a rubber material, when the endoscope is inserted, the endoscope insertion portion can be inserted into the sheath body through the through hole, and the elastic sealing member 360 elastically presses the endoscope insertion portion to perform a sealing function, so as to prevent blood clots, fine stones, purulent floccules, and the like from leaking out through the second cavity 340.
In an optional embodiment, the sheath body 100 and the sheath base 300 are connected in a threaded manner to be detachably connected, for example, the sheath body 100 is provided with an external thread, the sheath base 300 is provided with an internal thread, the sheath body 100 and the sheath base 300 are connected in a threaded manner through the thread matching of the external thread and the internal thread, and the threaded connection is stable and reliable in connection and is not easy to loose.
In an alternative embodiment, the sheath body 100 may be provided with a pressure measuring nozzle 330, the pressure measuring nozzle 330 is communicated with the pressure measuring channel 120, and the pressure measuring device may be connected to the pressure measuring nozzle 330; in another alternative embodiment, the sheath seat 300 may be provided with a pressure measuring nozzle 330, the pressure measuring nozzle 330 is communicated with the pressure measuring channel 120, and the pressure measuring device may be connected to the pressure measuring nozzle 330; the embodiment of the present application does not limit the specific installation position of the pressure measuring nozzle 330, as long as the pressure measuring nozzle can be communicated with the pressure measuring channel 120 to accurately measure the air pressure of the pressure measuring air bag 200.
In an alternative embodiment, the sheath body 100 may be provided with a suction nozzle 250, and the diameter of the endoscope insertion portion is smaller than the caliber of the first channel 110, so that when the endoscope insertion portion is inserted into the sheath body 100, the inner side wall of the sheath body 100 forms a gap with the surface of the endoscope insertion portion, and in the case where the suction nozzle 250 is connected to a negative pressure mechanism, the gap may be used for sucking blood clots, fine stones, and purulent flocs during the operation.
In another alternative embodiment, the sheath seat 300 may be provided with a suction nozzle 250, and the suction nozzle 250 communicates with the second channel 340, and thus the first channel 110. Since the sheath holder 300 is usually a structural member made of a plastic material, the pressure measuring nozzle 330 and the suction nozzle 350 are usually provided in the sheath holder 300, which is advantageous in that they are easy to machine and mold and easy to manufacture.
In the embodiment of the present application, the sheath base 300 includes a connecting section 310 and a guiding section 320, the second channel 340 penetrates through the connecting section 310 and the guiding section 320, the connecting section 310 is connected to the proximal end of the sheath body 100, and the caliber of the guiding section 320 is gradually reduced in the insertion direction of the sheath body 100; for example, the guiding section 320 is tapered in the axial direction of the sheath base 300, and the guiding section 320 may be a trumpet shape with a gradually decreasing caliber; with this arrangement, when the endoscope insertion portion is inserted, the flared guide section can guide the insertion of the endoscope insertion portion into the sheath body 100, thereby improving the convenience of operation.
The embodiment of the application also discloses equipment inserted into the ureter of a human body, which comprises a pressure measuring meter 400 and the ureteral sheath, wherein the pressure measuring meter 400 is connected with the pressure measuring nozzle 330.
It should be noted that, in this document, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising a … …" does not exclude the presence of another identical element in a process, method, article, or apparatus that comprises the element. Further, it should be noted that the scope of the methods and apparatus of the embodiments of the present application is not limited to performing the functions in the order illustrated or discussed, but may include performing the functions in a substantially simultaneous manner or in a reverse order based on the functions involved, e.g., the methods described may be performed in an order different than that described, and various steps may be added, omitted, or combined. Additionally, features described with reference to certain examples may be combined in other examples.
The above description is only for the specific embodiments of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art can easily think of the changes or substitutions within the technical scope of the present invention, and all should be covered within the protection scope of the present invention.
Claims (10)
1. A ureteral sheath, comprising:
the tube sheath comprises a tube sheath body (100), wherein the tube sheath body (100) is provided with a first cavity (110) which penetrates along the axial direction of the tube sheath body;
the pressure measuring air bag (200), the pressure measuring air bag (200) is arranged at the far end of the sheath body (100), a pressure measuring cavity (120) communicated with the pressure measuring air bag (200) is arranged in the sheath body (100), and the pressure measuring cavity (120) extends from the far end of the sheath body (100) to the near end.
2. The ureteral sheath according to claim 1, wherein the pressure sensing balloon (200) is integrally formed with the sheath body (100);
or the sheath body (100) is provided with an installation groove, and the pressure measuring air bag (200) is arranged in the installation groove.
3. The ureteral sheath according to claim 2, wherein the pressure sensing balloon (200) is provided at one of an inner sidewall of the sheath body (100), a distal wall of the sheath body (100), and an outer sidewall of the sheath body (100).
4. The ureteral sheath according to claim 3, wherein the pressure measuring balloon (200) is of an annular configuration, the pressure measuring balloon (200) being disposed to extend circumferentially of the sheath body (100).
5. The ureteral sheath according to claim 3, characterized in that it comprises at least two pressure balloons (200), said at least two pressure balloons (200) being distributed along the circumference of the sheath body (100).
6. The ureteral sheath according to any of claims 1 to 5, further comprising a sheath seat (300), wherein the sheath seat (300) is connected to the proximal end of the sheath body (100), the sheath seat (300) is provided with a second channel (340) which is through along the axial direction of the sheath seat, the second channel (340) is communicated with the first channel (110), an elastic sealing member (360) is arranged in the second channel (340), and the elastic sealing member (360) is provided with a through hole which penetrates through the elastic sealing member (360).
7. The ureteral sheath according to claim 6, wherein the sheath body (100) or the sheath seat (300) is provided with a pressure measuring nozzle (330), the pressure measuring nozzle (330) being in communication with the pressure measuring channel (120).
8. The ureteral sheath according to claim 6, wherein the sheath body (100) or the sheath seat (300) is provided with a suction nozzle (350), the suction nozzle (350) communicating with the first channel (110).
9. The ureteral sheath according to claim 6, wherein the sheath seat (300) comprises a connecting section (310) and a guiding section (320), the second channel (340) passes through the connecting section (310) and the guiding section (320), the connecting section (310) is connected with the proximal end of the sheath body (100), and the diameter of the guiding section (320) is gradually reduced in the insertion direction of the sheath body (100).
10. An apparatus for insertion into a human ureter, comprising a manometer (400) and a ureteral sheath according to any of claims 1 to 9, said manometer (400) being connected to said manometer channel (120).
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222319303.2U CN218651767U (en) | 2022-08-31 | 2022-08-31 | Ureteral sheath and equipment inserted into human ureter |
| PCT/CN2023/096801 WO2024045715A1 (en) | 2022-08-31 | 2023-05-29 | Ureter sheath and device for inserting same in human ureter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222319303.2U CN218651767U (en) | 2022-08-31 | 2022-08-31 | Ureteral sheath and equipment inserted into human ureter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218651767U true CN218651767U (en) | 2023-03-21 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222319303.2U Active CN218651767U (en) | 2022-08-31 | 2022-08-31 | Ureteral sheath and equipment inserted into human ureter |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN218651767U (en) |
| WO (1) | WO2024045715A1 (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2024045715A1 (en) * | 2022-08-31 | 2024-03-07 | 湖南省华芯医疗器械有限公司 | Ureter sheath and device for inserting same in human ureter |
Family Cites Families (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102009017033A1 (en) * | 2009-04-09 | 2010-10-21 | Pulsion Medical Systems Ag | Bladder catheter for measuring the pressure in the bladder of a living being |
| US9655555B2 (en) * | 2011-03-07 | 2017-05-23 | Potrero Medical, Inc. | Sensing foley catheter |
| CN103815864A (en) * | 2014-03-17 | 2014-05-28 | 中国人民解放军第三军医大学第一附属医院 | Double-cavity work sheath of flexible ureteroscope |
| CA2985516A1 (en) * | 2015-05-12 | 2016-11-17 | Mir Imran | Device, system and methods for measurement of pressures in the urinary tract |
| CN204971451U (en) * | 2015-09-17 | 2016-01-20 | 苏州大学附属第一医院 | Renal pelvis pressure measurement gasbag expansion sheath |
| US10368884B2 (en) * | 2016-01-11 | 2019-08-06 | Boston Scientific Scimed, Inc. | Irrigation devices, methods, and systems |
| CN208641514U (en) * | 2018-04-02 | 2019-03-26 | 深圳市恒海医疗科技有限公司 | Visual merging ureter sheath |
| CN212346651U (en) * | 2020-04-26 | 2021-01-15 | 中国科学院苏州生物医学工程技术研究所 | Ureteroscope urethral sheath |
| CN218651767U (en) * | 2022-08-31 | 2023-03-21 | 湖南省华芯医疗器械有限公司 | Ureteral sheath and equipment inserted into human ureter |
-
2022
- 2022-08-31 CN CN202222319303.2U patent/CN218651767U/en active Active
-
2023
- 2023-05-29 WO PCT/CN2023/096801 patent/WO2024045715A1/en unknown
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2024045715A1 (en) * | 2022-08-31 | 2024-03-07 | 湖南省华芯医疗器械有限公司 | Ureter sheath and device for inserting same in human ureter |
Also Published As
| Publication number | Publication date |
|---|---|
| WO2024045715A1 (en) | 2024-03-07 |
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