CN211433218U - Medical stagnant water sheath - Google Patents
Medical stagnant water sheath Download PDFInfo
- Publication number
- CN211433218U CN211433218U CN201922334348.5U CN201922334348U CN211433218U CN 211433218 U CN211433218 U CN 211433218U CN 201922334348 U CN201922334348 U CN 201922334348U CN 211433218 U CN211433218 U CN 211433218U
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- air bag
- sleeve
- elastic air
- sheath
- movable sleeve
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Abstract
The utility model discloses a medical stagnant water sheath relates to medical apparatus technical field. The utility model comprises an outer sheath; a thread section is arranged on the peripheral side surface of the outer sheath; the thread section is respectively in thread fit with a movable sleeve and an extrusion sleeve; the inner surfaces of two ends of the movable sleeve are respectively provided with an annular groove; a first sealing ring is fixedly arranged in the annular groove; an elastic air bag is fixed on the peripheral side surface of the movable sleeve; the elastic air bag is positioned between the movable sleeve and the extrusion sleeve; the elastic air bag is communicated with the valve pipe through a hose; a valve is fixedly arranged on the valve pipe. The utility model inflates the elastic air bag by repeatedly pressing the blood pressure inflating ball, moves the extrusion sleeve on the thread section, extrudes the elastic air bag under the limit of the moving sleeve to plug the cervical orifice and prevent the liquid from flowing out along the sheath; therefore, medical staff can conveniently observe the uterine cavity shape and perform treatment operation, and the treatment efficiency is improved.
Description
Technical Field
The utility model belongs to the technical field of medical instrument, especially, relate to a medical stagnant water sheath.
Background
The sheath is a common instrument for hysteroscopy, and generally has the functions of guiding and supporting; the medical care personnel extend the sheath into the uterine cavity of the patient through the cervical orifice, and inject liquid to expand the uterine cavity, so that the medical care personnel can observe the shape of the uterine cavity conveniently through the miniature camera; the treatment is then performed by passing the working instrument through the outer sheath.
When the cervical orifice is too large, liquid can easily flow out along the outer surface of the sheath, so that the womb is not good, the operation visual field is influenced, and the operation efficiency is reduced; therefore, a medical water stopping sheath is needed to be researched to prevent liquid from flowing out along the sheath, so that the observation and treatment smoothness of medical staff is improved, and the recovery efficiency of a patient is improved.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a medical water stop sheath, which inflates an elastic air bag by repeatedly pressing a blood pressure inflation ball, moves an extrusion sleeve on a thread section, extrudes the elastic air bag under the limit of the movement sleeve to block a cervical orifice and prevent liquid from flowing out along the sheath; solves the problem that the prior liquid flows out along the sheath when the cervical orifice is too large, thereby affecting the operation efficiency.
In order to solve the technical problem, the utility model discloses a realize through following technical scheme:
the utility model relates to a medical water stop sheath, which comprises a sheath; a thread section is arranged on the peripheral side surface of the outer sheath; the thread section is respectively in thread fit with a movable sleeve and an extrusion sleeve; the inner surfaces of two ends of the movable sleeve are respectively provided with an annular groove; a first sealing ring is fixedly arranged in the annular groove; an elastic air bag is fixed on the peripheral side surface of the movable sleeve; the elastic air bag is positioned between the movable sleeve and the extrusion sleeve; the elastic air bag is communicated with the valve pipe through a hose; a valve is fixedly arranged on the valve pipe; the valve tube is communicated with the blood pressure inflatable ball; and the peripheral side surface of the end part of the extrusion sleeve is fixedly provided with an extrusion baffle ring.
Furthermore, a second sealing ring is fixed at the end part, close to the through hole of the extrusion sleeve, of the elastic air bag.
Furthermore, a limit stop ring is in threaded fit with the peripheral side face of the end part of the movable sleeve, which is far away from the elastic air bag.
The utility model discloses following beneficial effect has:
1. the utility model inflates the elastic air bag by repeatedly pressing the blood pressure inflating ball, moves the extrusion sleeve on the thread section, extrudes the elastic air bag under the limit of the moving sleeve to plug the cervical orifice and prevent the liquid from flowing out along the sheath; therefore, medical staff can conveniently observe the uterine cavity shape and perform treatment operation, and the treatment efficiency is improved.
2. The utility model can adjust the position of the elastic air bag on the outer sheath by moving the sleeve and the extrusion sleeve on the movable thread section, and can be suitable for uterine cavities with different depths or affected parts with different depths; the medical staff can conveniently carry out treatment operation, and the practicability of the medical water stop sheath is improved.
3. The utility model can prevent the liquid from flowing out along the gap between the thread section and the movable sleeve by installing the first sealing ring in the annular groove of the movable sleeve; the water stopping performance of the medical water stopping sheath is improved.
Of course, it is not necessary for any particular product to achieve all of the above-described advantages at the same time.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 is a schematic structural diagram of a first embodiment of the present invention;
FIG. 2 is a cross-sectional view of FIG. 1;
FIG. 3 is an enlarged view of the structure at A in FIG. 2;
fig. 4 is a schematic structural view of the movable sleeve of the present invention;
FIG. 5 is a schematic structural view of the elastic airbag of the present invention;
fig. 6 is a schematic structural diagram of a second embodiment of the present invention;
in the drawings, the components represented by the respective reference numerals are listed below:
1-outer sheath, 2-movable sleeve, 3-extrusion sleeve, 4-first sealing ring, 5-elastic air bag, 6-valve tube, 7-blood pressure inflatable ball, 101-thread section, 201-annular groove, 202-limit baffle ring, 301-extrusion baffle ring, 501-hose, 502-second sealing ring and 601-valve.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.
In the description of the present invention, it is to be understood that the terms "disposed," "open," "between," "end," "inner," "peripheral side," and the like are used for the purpose of describing the invention only and are not intended to indicate or imply that the referenced components or elements must be in a particular orientation, constructed and operative in a particular orientation, and are not to be construed as limiting the invention.
Example one
As shown in fig. 1-2, the utility model relates to a medical water stop sheath, which comprises a sheath 1; the sheath 1 belongs to the prior art, and the structures at the two ends of the sheath 1 are also the prior art, which is not the innovation point of the utility model, so the language description is not carried out; a thread section 101 is arranged on the circumferential side surface of the outer sheath 1; the thread section 101 is respectively in thread fit with a movable sleeve 2 and an extrusion sleeve 3; the shifting sleeve 2 and the compression sleeve 3 can be rotated off the threaded segment 101 and removed from the end of the sheath 1;
as shown in fig. 3-4, the inner surfaces of the two ends of the movable sleeve 2 are respectively provided with annular grooves 201; a first sealing ring 4 is fixedly arranged in the annular groove 201; the first sealing ring 4 can prevent liquid from flowing out from the gap between the movable sleeve 2 and the thread section 101;
as shown in fig. 1-2, an elastic air bag 5 is fixed on the peripheral side surface of the movable sleeve 2; the elastic air bag 5 is positioned between the movable sleeve 2 and the extrusion sleeve 3; the elastic air bag 5 is communicated with the valve tube 6 through a hose 501;
a valve 601 is fixedly arranged on the valve pipe 6; the valve tube 6 is communicated with the blood pressure inflatable ball 7;
by repeatedly squeezing the blood pressure inflatable ball 7, external gas can enter the elastic air bag 5 through the valve tube 6 and the hose 501, and the elastic air bag 5 is expanded to block the cervical orifice, so that liquid is prevented from flowing out along the peripheral side surface of the outer sheath 1, and the switch of the control valve 601 can prevent the gas in the elastic air bag 5 from flowing to the outside along the hose 501, the valve tube 6 and the blood pressure inflatable ball 7; the blood pressure inflatable ball 7 is the prior art, and is used as an inflatable tool for supplying gas for people to measure blood pressure; if the blood pressure inflatable ball 7 is provided with an air valve and an air pipe, the valve pipe 6 and the valve 601 in the application can be eliminated, and the air pipe is directly communicated with the hose 501;
an extrusion blocking ring 301 is fixed on the peripheral side face of the end part of the extrusion sleeve 3, and the extrusion blocking ring 301 can extrude the elastic air bag 5 by rotating the extrusion sleeve 3 so as to deform the elastic air bag 5, thereby improving the effect of plugging the cervical orifice by the elastic air bag 5.
As shown in fig. 5, a second sealing ring 502 is fixed at the end of the elastic airbag 5 close to the through hole of the compression sleeve 3, and when the function of the first sealing ring 4 for blocking liquid flowing out from the gap between the movable sleeve 2 and the threaded section 101 fails, the second sealing ring 502 can prevent the liquid from flowing out from the gap between the elastic airbag 5 and the threaded section 101.
As shown in fig. 4, a limit stop ring 202 is screwed on the peripheral side surface of the end portion of the movable sleeve 2 far from the elastic airbag 5, the limit stop ring 202 can limit the expansion of the elastic airbag 5 to further wrap the extrusion sleeve 3, whether the peripheral side surface of the end portion of the extrusion sleeve 3 is screwed on the limit stop ring 202 can be selected according to actual use conditions, the limit stop ring 202 can be fixed on the peripheral side surface of the end portion of the extrusion sleeve 3 according to use requirements, and the size of the limit stop ring 202 can not influence the elastic airbag 5 to block the cervical orifice.
One specific application of this embodiment is:
when the distance that the outer sheath 1 stretches into the uterine cavity is short, and the outer sheath 1 is inconvenient to further stretch into the uterine cavity due to the limiting action of the elastic air bag 5, the movable sleeve 2 and the extrusion sleeve 3, the movable sleeve 2 can be rotated and the elastic air bag 5 is driven to move on the thread section 101 on the outer sheath 1; after moving into position, the compression sleeve 3 is moved; then, the blood pressure inflatable ball 7 is repeatedly squeezed to enable gas to enter the elastic air bag 5 and enable the elastic air bag 5 to expand, then the valve 601 is closed to prevent the gas from flowing out of the elastic air bag 5, the elastic air bag 5 is used for blocking the cervical orifice, liquid is prevented from flowing out of the cervical orifice, and the first sealing ring 4 can prevent the liquid from flowing out of a gap between the movable sleeve 2 and the threaded section 101; if the plugging effect of the elastic air bag 5 on the cervical orifice is not good, the extrusion blocking ring 301 can extrude the elastic air bag 5 by rotating the extrusion sleeve 3, and the elastic air bag 5 is promoted to deform, so that the plugging effect of the elastic air bag 5 on the cervical orifice is improved; if the debris of the second sealing ring 502 or the first sealing ring 4 enters the uterine cavity in the process, and medical staff can clean the uterine cavity through liquid after operation, the debris of the second sealing ring 502 or the first sealing ring 4 can be cleaned out of the uterine cavity, unnecessary injury to the human body is prevented, and the second sealing ring 502 and the first sealing ring 4 can be replaced according to the use requirement.
The process can improve the blocking effect of the liquid in the uterine cavity and the water stopping effect of the sheath 1, is convenient for medical personnel to observe the shape of the uterine cavity and carry out treatment operation, and improves the treatment efficiency.
Example two
As shown in fig. 6, the medical water stopping sheath comprises a sheath 1, wherein an elastic air bag 5 is fixed on the peripheral side surface of the sheath 1; the elastic air bag 5 is positioned between the movable sleeve 2 and the extrusion sleeve 3; the elastic air bag 5 is communicated with the valve tube 6 through a hose 501; a valve 601 is fixedly arranged on the valve pipe 6; the valve tube 6 is communicated with the blood pressure inflatable ball 7.
The second embodiment is that the elastic air bag 5 is fixed on the peripheral side surface of the outer sheath 1, and the outer sheath with the structure is suitable for the condition that the depth of the cervix or the position of an affected part is certain, and does not have the function of adjusting the position of the elastic air bag 5 on the outer sheath 1; the application range is narrow, and the application range is wide without the first embodiment.
In the description herein, references to the description of "one embodiment," "an example," "a specific example," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
The preferred embodiments of the present invention disclosed above are intended only to help illustrate the present invention. The preferred embodiments are not intended to be exhaustive or to limit the invention to the precise embodiments disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and its practical applications, to thereby enable others skilled in the art to best understand the invention for and utilize the invention. The present invention is limited only by the claims and their full scope and equivalents.
Claims (3)
1. A medical water stop sheath, which comprises a sheath (1); the method is characterized in that:
a thread section (101) is arranged on the circumferential side surface of the outer sheath (1); the thread section (101) is respectively in threaded fit with a movable sleeve (2) and an extrusion sleeve (3);
annular grooves (201) are respectively formed in the inner surfaces of the two ends of the movable sleeve (2); a first sealing ring (4) is fixedly arranged in the annular groove (201);
an elastic air bag (5) is fixed on the peripheral side surface of the movable sleeve (2); the elastic air bag (5) is positioned between the movable sleeve (2) and the extrusion sleeve (3); the elastic air bag (5) is communicated with the valve pipe (6) through a hose (501);
a valve (601) is fixedly arranged on the valve pipe (6); the valve tube (6) is communicated with the blood pressure inflatable ball (7);
a squeezing baffle ring (301) is fixed on the peripheral side surface of the end part of the squeezing sleeve (3).
2. The medical water stop sheath according to claim 1, wherein a second sealing ring (502) is fixed on the end of the elastic air bag (5) close to the through hole of the extrusion sleeve (3).
3. The medical water stopping sheath as claimed in claim 1, wherein a stop ring (202) is screwed on the peripheral side of the end of the movable sleeve (2) far away from the elastic balloon (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922334348.5U CN211433218U (en) | 2019-12-24 | 2019-12-24 | Medical stagnant water sheath |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922334348.5U CN211433218U (en) | 2019-12-24 | 2019-12-24 | Medical stagnant water sheath |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211433218U true CN211433218U (en) | 2020-09-08 |
Family
ID=72306923
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922334348.5U Expired - Fee Related CN211433218U (en) | 2019-12-24 | 2019-12-24 | Medical stagnant water sheath |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211433218U (en) |
-
2019
- 2019-12-24 CN CN201922334348.5U patent/CN211433218U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200908 Termination date: 20211224 |
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| CF01 | Termination of patent right due to non-payment of annual fee |