CN213789548U

CN213789548U - Uterine cavity liquid injector

Info

Publication number: CN213789548U
Application number: CN202022247614.3U
Authority: CN
Inventors: 杨继高; 张裕军; 尹浩亚; 宋志来
Original assignee: Shenzhen Huaxin Life Medicine Technology Co ltd
Current assignee: Shenzhen Huaxin Life Medicine Technology Co ltd
Priority date: 2020-10-10
Filing date: 2020-10-10
Publication date: 2021-07-27
Anticipated expiration: 2030-10-10

Abstract

The utility model provides a palace chamber annotates liquid ware, include: fixing an outer tube; the sucker is arranged at the far end of the outer tube and is communicated with the cavity of the outer tube; the vacuum valve is arranged on the outer tube and is respectively communicated with the cavity of the outer tube and the inner cavity of the sucker; the inner pipe is arranged in the outer pipe in a penetrating way; the liquid injection head is arranged at the far end of the inner pipe and can extend out of the opening at the far end of the sucking disc; and the valve is arranged on the inner pipe and is used for introducing liquid into the inner pipe. The utility model provides a palace chamber annotates liquid ware can alleviate the women when radiography or dosing.

Description

Uterine cavity liquid injector

Technical Field

The utility model belongs to the technical field of gynaecology and obstetrics's inspection apparatus technique and specifically relates to a palace chamber annotates liquid ware is related to.

Background

In modern society, the incidence of infertility increases year by year due to changes in living environment, working and living pressure, and working and resting patterns, partly due to pathological changes in the uterine cavity of women.

The internal examination of the uterine cavity is performed clinically by passing through the female vagina and pushing inside the female uterus. In the prior art, the liquid passing catheter is usually fixed by fixing the balloon at the cervical orifice after inflation, but the method causes discomfort to the patient due to the presence of the balloon to expand the cervical canal.

SUMMERY OF THE UTILITY MODEL

The utility model discloses aim at solving one of the technical problem that exists among the prior art at least. Therefore, the utility model provides a uterine cavity injector to reduce the discomfort of the patient during the examination.

An embodiment of the utility model provides a palace chamber annotates liquid ware, include: an outer tube; the sucker is arranged at the far end of the outer tube and is communicated with the cavity of the outer tube; the vacuum valve is arranged on the outer tube and is respectively communicated with the cavity of the outer tube and the inner cavity of the sucker; the inner pipe is arranged in the outer pipe in a penetrating way; the liquid injection head is arranged at the far end of the inner pipe and can extend out of the opening at the far end of the sucking disc; and the valve is arranged on the inner pipe and is used for introducing liquid into the inner pipe.

The utility model discloses palace chamber annotates liquid ware has following beneficial effect at least: the distal end of palace chamber liquid injector pushes behind the cervical orifice of uterus through patient's vagina, make the sucking disc lock on the cervix, through vacuum valve vacuum suction, thereby be fixed in patient's cervical orifice with the sucking disc, then promote to annotate the liquid head and make the part push to the cervical of patient uterus from patient's cervical orifice intraductally, can be through valve toward intraductal injection liquid medicine or the radiography liquid of intussuseption, thereby realize radiography or the treatment to patient uterus, whole process is simple swift, can alleviate the misery that brings for the women.

According to the utility model discloses a palace chamber annotates liquid ware of other embodiments, annotate the liquid head including annotating the liquid section and supporting the section, support the section connect in the inner tube with annotate between the liquid section, it is the toper to support the section.

According to other embodiments of the utility model discloses a palace chamber annotates liquid ware, annotate the liquid section and include first notes liquid portion and second notes liquid portion, the external diameter of first notes liquid portion toward keeping away from the direction of second notes liquid portion reduces gradually.

According to the uterine cavity injector of other embodiments of the present invention, the end of the first injecting part is provided with a chamfer.

According to another embodiment of the utility model discloses a palace chamber annotates liquid ware, the vacuum valve is located the near-end of outer tube to through the connector with outer union coupling.

According to the utility model discloses a palace chamber annotates liquid ware of other embodiments, the connector is established portion and guide part including the cover, the cover is established the portion cover and is located on the outer tube, the guide part encircle in outside the inner tube.

According to the utility model discloses a palace chamber annotates liquid ware of other embodiments, be equipped with the sealing washer in the guide part, the sealing washer encircles the guide part, the inner tube can be relative the sealing washer is along axial displacement.

According to the utility model discloses a palace chamber annotates liquid ware of other embodiments, the valve is the three-way valve.

According to another embodiment of the utility model the palace chamber annotates liquid ware, the valve is located the distal end of inner tube to through the adaptor with the inner tube connection.

According to the utility model discloses a palace chamber annotates liquid ware of other embodiments, the adaptor includes first connecting portion and second connecting portion, first connecting portion with inner tube threaded connection, the second connecting portion be used for with the valve is pegged graft.

Additional aspects and advantages of the invention will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the invention.

Drawings

The above and/or additional aspects and advantages of the present invention will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings of which:

FIG. 1 is a perspective view of a uterine cavity injector according to an embodiment of the present invention;

FIG. 2 is a schematic cross-sectional view of the uterine cavity injector of FIG. 1;

FIG. 3 is a schematic structural diagram of the outer tube of the uterine cavity injector in FIG. 1;

FIG. 4 is a schematic structural view of the inner tube of FIG. 1;

FIG. 5 is a reference view of the uterine cavity injector in FIG. 1 in a use state.

Reference numerals

A uterine cavity injector 100;

an outer tube 110;

a suction cup 120, an annular protrusion 121;

a vacuum valve 130;

an inner tube 140;

the liquid injection head 150, the liquid injection section 151, the support section 152, the first liquid injection part 1511 and the second liquid injection part 1512;

a valve 160, an insertion part 161, a first liquid filling port 162, and a second liquid filling port 163;

a connector 170, a sleeve part 171, a guide part 172 and a sealing ring 173;

a hose 180;

an adaptor 190, a first connecting portion 191, a second connecting portion 192;

uterus 200, cervical canal 210.

Detailed Description

The conception and the resulting technical effects of the present invention will be described clearly and completely with reference to the following embodiments, so that the objects, features and effects of the present invention can be fully understood. Obviously, the described embodiments are only a part of the embodiments of the present invention, and not all embodiments, and other embodiments obtained by those skilled in the art without inventive labor based on the embodiments of the present invention all belong to the protection scope of the present invention.

In the description of the embodiments of the present invention, if a feature is referred to as being "disposed", "fixed", "connected", or "mounted" on another feature, it can be directly disposed, fixed, or connected to the other feature or indirectly disposed, fixed, connected, or mounted on the other feature. In the description of the embodiments of the present invention, if "a plurality" is referred to, it means one or more, if "a plurality" is referred to, it means two or more, if "greater than", "less than" or "more than" is referred to, it is understood that the number is not included, and if "more than", "less than" or "within" is referred to, it is understood that the number is included. If reference is made to "first" or "second", this should be understood to distinguish between features and not to indicate or imply relative importance or to implicitly indicate the number of indicated features or to implicitly indicate the precedence of the indicated features.

Referring to fig. 1 to 5, a uterine cavity injector 100 according to an embodiment of the present invention includes an outer tube 110, a suction cup 120, a vacuum valve 130, an inner tube 140, an injector head 150, and a valve 160.

Referring to fig. 1, 2 and 5, the suction cup 120 is disposed at one end of the outer tube 110 and is communicated with the cavity of the outer tube 110; the vacuum valve 130 is arranged on the outer tube 110 and is respectively communicated with the cavity of the outer tube 110 and the inner cavity of the suction cup 120; the inner tube 140 is inserted into the outer tube 110 and can move back and forth relative to the outer tube 110; the injection head 150 is arranged at the far end of the inner tube 140 and can extend out from the far end opening of the suction cup 120, so that the injection head 150 is pushed into the cervical canal to inject contrast solution or liquid medicine by fixing the suction cup 120 at the cervical orifice; the valve 160 is disposed on the inner tube 140 for introducing the liquid medicine into the inner tube 140.

Above-mentioned palace chamber liquid injection ware 100, push to the cervical orifice of uterus after through patient's vagina with the distal end, make sucking disc 120 lock on the cervix, suck the vacuum through vacuum valve 130, thereby be fixed in patient's cervical orifice with sucking disc 120, then promote to annotate liquid head 150 and make the part push to the cervical canal 210 of patient uterus 200 in from patient's cervical orifice, can be through valve 160 toward interior intraductal 140 injection medicine liquid or contrast medium, thereby realize the radiography or the treatment to patient uterus, whole process is simple and fast, can alleviate the misery that brings for the patient.

In one embodiment of the present invention, the length of the inner tube 140 is greater than the length of the outer tube 110, and the inner tube is movable within the outer tube 110 between proximal and distal ends, thereby facilitating manual manipulation during operation, and introducing fluid into the valve 160 disposed on the inner tube 140.

Referring to fig. 1 to 3, a proximal end of the suction cup 120 is sleeved on a distal end of the outer tube 110, so that the suction cup 120 is fixed on the outer tube 110, and an inner cavity of the suction cup 120 is communicated with a cavity of the outer tube 110. It will be appreciated that to alleviate discomfort to the patient during use, the suction cup 120 is in the form of a cone having a gradually increasing caliber away from the outer tube 110 to match the vaginal and cervical structures of the patient, facilitating use of the suction cup 120.

In this embodiment, the opening edge of the suction cup 120 protrudes away from the axis of the suction cup 120 to form an annular protrusion 121, so as to increase the contact area with the cervix and increase the absorption of the suction cup 120. In other embodiments, the opening edge of the suction cup 120 can extend in a curved shape away from the axis of the suction cup 120 to form a bell mouth, so that the bell mouth abuts against the cervical orifice to increase the suction force of the suction cup.

Referring to fig. 1 and 4, the vacuum valve 130 is disposed on the outer tube 110. Specifically, the vacuum valve 130 is disposed at the proximal end of the outer tube 110 and is respectively communicated with the cavity of the outer tube 110 and the inner cavity of the suction cup 120. When the suction cup is needed to be used, the vacuum valve 130 is connected with an external vacuum mechanism to vacuumize the suction cup 120, so that the suction cup 120 generates negative pressure, and the suction cup 120 is tightly adsorbed on the end surface of the cervical orifice of the uterus 200. After use, vacuum valve 130 is closed to allow air to enter suction cup 120, restoring atmospheric pressure and thereby detaching from the outer end surface of uterus 200.

Specifically, referring to fig. 2, the vacuum valve 130 is connected to the outer tube 110 through a connector 170. In particular use, the vacuum valve 130 is connected to the outer tube 110 via a hose 180. It will be appreciated that the hose 180 is connected to the outer tube 110 by a connector 170.

Referring to fig. 2, the connector 170 includes a sleeve portion 171 and a guiding portion 172, the sleeve portion 171 is sleeved on the outer tube 110, and the guiding portion 172 surrounds the outer tube 140, so as to connect with the outer tube 110 through the sleeve portion 171. In addition, an inner cavity communicating with the hose 180 and the cavity of the outer tube 110 is formed in the sheathing part 171. Wherein the inner tube 140 is axially movable within the guide 172.

In addition, referring to fig. 4, in order to ensure that the end of the outer tube 110 is sealed when the vacuum valve 130 sucks vacuum on the suction cup 120, a sealing ring 173 is disposed in the guiding portion 172 of the connection head 170, wherein the sealing ring 173 surrounds the outer portion of the inner tube 140, and the inner tube 140 can move axially relative to the sealing ring 173. So that the inner cavity of the suction cup 120 and the cavity of the outer tube 110 are in a relatively sealed state when the vacuum valve 130 sucks vacuum on the suction cup 120.

In an embodiment of the present invention, the liquid injection head 150 includes a liquid injection section 151 and a supporting section 152, the supporting section 152 is connected between the inner tube 140 and the liquid injection section 151, the supporting section 152 is tapered, and the outer diameter thereof gradually increases toward the direction away from the liquid injection section 151, so that the supporting section 152 passing through the liquid injection head 150 blocks the cervical orifice when in use, thereby preventing the leakage or backflow of the contrast solution or the liquid medicine.

Wherein, annotate liquid section 151 including first notes liquid portion 1511 and second notes liquid portion 1512, the outside diameter of first notes liquid portion 1511 is towards the direction of keeping away from second notes liquid portion 1512 taper reduction to be convenient for annotate liquid section 151 and push in from patient's uterine os to the cervical canal. It is to be understood that the first injection portion 1511 may be generally conical in shape and the second injection portion 1512 may be cylindrical in shape.

In addition, in order to reduce discomfort to the patient when the injection head 150 is pushed into the uterus of the patient, the end of the first injection part 1511 is chamfered so that the end of the first injection part 1511 is smoothly rounded, and resistance to contact with the patient when the injection head is pushed into the uterus of the patient can be reduced.

By designing the injection head 150 in two parts, the injection section 151 is used to be more conveniently pushed into the cervical canal 210 from the uterus 200 of the patient, and the tapered support section 152 is used to be closely attached to the side wall of the cervical canal 210, so that the leakage or reflux of the contrast solution or the liquid medicine can be prevented.

Referring to fig. 1, 2 and 4, in one embodiment of the present invention, a valve 160 is disposed at the proximal end of the inner tube 140 for injecting contrast solution or liquid medicine into the inner tube 140. The valve 160 in this embodiment is a three-way valve. Specifically, it includes a socket part 161, a first pouring port 162, and a second pouring port 163. The spigot 161 is for connection to the end of the inner tube 140 by an adaptor 190. When the valve 160 is used, the contrast solution or the drug solution is injected into the first injection port 162 aligned with the inner tube 140, and when the injection is completed, the first injection port 162 is closed, and at this time, the pressure is applied to the second injection port 163 perpendicular to the inner tube 140, so that the contrast solution or the drug solution smoothly flows into the cervical canal 210 through the inner tube 140, and the leakage or the backflow of the contrast solution or the drug solution can be prevented.

The adaptor 190 includes a first connection portion 191 and a second connection portion 192, the first connection portion 191 is used for being in threaded connection with the inner tube 140, and the second connection portion 192 is used for being inserted into the insertion portion 161 of the valve 160, so that the valve 160 is mounted on the inner tube 140.

Referring to fig. 5, the usage of the uterine cavity injector 100 in this embodiment is as follows: pushing the distal end of the injector 100 into the uterine cavity of the patient through the vagina of the patient, fastening the suction cup 120 to the uterine cavity of the patient, pushing the injection section 151 of the injection head 150 into the uterine cavity of the uterus 200, attaching the tapered support section 152 to the wall of the uterine cavity, starting the vacuum valve 130, sucking the inner cavity of the suction cup 120 to be vacuum, making the suction cup 120 tightly attached to the uterine cavity of the uterus of the patient, injecting the contrast fluid or the medical fluid into the first injection port 162 of the valve 160, closing the first injection port 162 of the valve 160 when enough contrast fluid or medical fluid is injected, and applying pressure to the second injection port 163 to make the contrast fluid or the medical fluid flow into the cervical canal 210 from the inner tube 140 for the hysteroscopy or the therapy; when the use is finished, the vacuum valve 130 is closed, and the suction cup 120 returns to normal pressure, so that the suction cup 120 is separated from the outer end surface of the cervical orifice, and the radiography or the administration of the uterus 200 is completed.

Above-mentioned palace chamber annotates liquid ware 100, through the mode that will annotate liquid head 150 design for annotating liquid section 151 and support section 152, annotate the free end of liquid section 151 and be equipped with the chamfer, be convenient for push in patient's cervical canal 210, reduce the discomfort that brings the patient, support section 152 simultaneously and support in patient's uterus mouth department, can prevent that liquid from leaking or flowing backwards outward.

The embodiments of the present invention have been described in detail with reference to the accompanying drawings, but the present invention is not limited to the above embodiments, and various changes can be made without departing from the spirit of the present invention within the knowledge of those skilled in the art. Furthermore, the embodiments of the present invention and features of the embodiments may be combined with each other without conflict.

Claims

1. Palace chamber annotates liquid ware, its characterized in that includes:

an outer tube;

the sucker is arranged at the far end of the outer tube and is communicated with the cavity of the outer tube;

the vacuum valve is arranged on the outer tube and is respectively communicated with the cavity of the outer tube and the inner cavity of the sucker;

the inner pipe is arranged in the outer pipe in a penetrating way;

the liquid injection head is arranged at the far end of the inner pipe and can extend out of the opening at the far end of the sucking disc;

and the valve is arranged on the inner pipe and is used for introducing liquid into the inner pipe.

2. The uterine cavity injector according to claim 1, wherein the injector head comprises an injection section and a support section, the support section is connected between the inner tube and the injection section, and the support section is tapered.

3. The uterine cavity injector according to claim 2, wherein the injection section comprises a first injection portion and a second injection portion, and the outer diameter of the first injection portion gradually decreases in a direction away from the second injection portion.

4. The uterine cavity injector according to claim 3, wherein the first injection part has a chamfered end at its distal end.

5. The uterine cavity injector according to claim 1, wherein the vacuum valve is disposed at the proximal end of the outer tube and connected to the outer tube via a connector.

6. The uterine cavity injector according to claim 5, wherein the connector comprises a sleeve portion and a guiding portion, the sleeve portion is sleeved on the outer tube, and the guiding portion surrounds the outer tube.

7. The uterine cavity injector according to claim 6, wherein a sealing ring is provided in the guide portion, the sealing ring surrounds the guide portion, and the inner tube is axially movable relative to the sealing ring.

8. The uterine cavity injector according to claim 1, wherein the valve is a three-way valve.

9. The uterine cavity injector according to claim 1, wherein the valve is disposed at the distal end of the inner tube and connected to the inner tube via an adapter.

10. The uterine cavity injector according to claim 9, wherein the adaptor comprises a first connection part and a second connection part, the first connection part is in threaded connection with the inner tube, and the second connection part is used for plugging with the valve.