CN219501088U - Drawing structure of uterine bleeding stopping device - Google Patents
Drawing structure of uterine bleeding stopping device Download PDFInfo
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- CN219501088U CN219501088U CN202223426305.8U CN202223426305U CN219501088U CN 219501088 U CN219501088 U CN 219501088U CN 202223426305 U CN202223426305 U CN 202223426305U CN 219501088 U CN219501088 U CN 219501088U
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A50/00—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE in human health protection, e.g. against extreme weather
- Y02A50/30—Against vector-borne diseases, e.g. mosquito-borne, fly-borne, tick-borne or waterborne diseases whose impact is exacerbated by climate change
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Abstract
The utility model discloses a drawing structure of a uterine bleeding device, which aims at providing a drawing structure of the uterine bleeding device which is beneficial to improving the comfort of a human body, and the drawing structure comprises an outer tube and an inner tube, wherein the inner tube is positioned in the outer tube, the inner tube is in sealed sliding connection with the outer tube, one end of the inner tube is provided with a vacuum connector, the inner tube is fixedly connected with the vacuum connector, the vacuum connector is positioned outside one end of the outer tube, the other end of the inner tube is provided with a flexible tube communicated with the vacuum connector, the flexible tube is positioned outside the other end of the outer tube and is in an annular structure, both ends of the flexible tube are fixedly connected with the inner tube, a plurality of groups of suction holes are formed in the flexible tube, and the outer side wall of the other end of the outer tube is connected with a sealing seat. The beneficial effects of the utility model are as follows: the caliber of the annular structure of the flexible tube can be changed in a drawing manner, so that the interaction force between the flexible tube and the vaginal orifice is reduced, the purpose of improving the comfort of a human body is achieved, and meanwhile, the convenience of operation is improved.
Description
Technical Field
The utility model relates to the technical field related to uterine hemostasis devices, in particular to a drawing structure of a uterine hemostasis device.
Background
Postpartum hemorrhage, defined as postpartum excessive blood loss, is the leading cause of maternal death worldwide, taking over 125000 mothers' lives each year. Failure to control postpartum hemorrhage may require the maternal blood to be transfused multiple times, in severe cases, possibly leading to total hysterectomy or death. It is therefore desirable to control this post-partum bleeding at the beginning, if possible. In about 80% of cases, postpartum hemorrhage is due to uterine contractions and weakness, i.e., the inability of women to contract their uterus after delivery. Risk factors for uterine contractions include prolonged labor, preeclampsia and labor-intensive. Thus, there is a need for a system that can rapidly cause uterine contractions, thereby reducing or completely stopping uterine bleeding.
Based on this, PCT international patent application No. 201980090205.4 discloses a postpartum uterine bleeding device comprising: an elongated body configured to be connectable to a vacuum source; a flexible ring portion connected to the elongate body and configured to be placed in the uterus, the flexible ring portion comprising a plurality of holes on an inner circumference of the flexible ring portion, wherein upon insertion of the elongate body into the uterus, activation of the vacuum source is configured to draw a vacuum through the plurality of holes to contract the uterus; a shielding body folded about an outer periphery of the annular portion and having an edge extending radially inward relative to the flexible annular distal portion, the shielding body configured to prevent tissue from occluding the plurality of apertures when a vacuum is applied; and an inflatable seal connected to the elongate body and configured to seal against a uterus.
As is known from the above patent, when the flexible annular portion is placed in the uterus, the deformation of the flexible annular portion is mainly controlled by the vaginal orifice, and according to the principle that the acting forces are mutually, the human body can feel a certain pain feeling, the comfort is poor, and the operation is also unfavorable.
Disclosure of Invention
The utility model provides a drawing structure of a uterine bleeding stopping device which is beneficial to improving the comfort of a human body, and aims to overcome the defect that the comfort of the human body is poor in the using process of the uterine bleeding stopping device in the prior art.
In order to achieve the above purpose, the present utility model adopts the following technical scheme:
the utility model provides a palace hemostasis device's pull structure, it includes outer tube and inner tube, the inner tube is located the outer tube, inner tube and outer tube sealing sliding connection, the one end of inner tube is equipped with vacuum connector, inner tube and vacuum connector fixed connection, vacuum connector is located the one end of outer tube outward, the other end of inner tube is equipped with the flexible pipe rather than being linked together, the flexible pipe is located the other end of outer tube outward and is annular structure, the both ends of flexible pipe all with inner tube fixed connection, be equipped with a plurality of groups suction holes on the flexible pipe, be connected with the seal seat on the other end lateral wall of outer tube.
The inner tube is located the outer tube, inner tube and outer tube sealing sliding connection, the one end of inner tube is equipped with vacuum connector, inner tube and vacuum connector fixed connection, vacuum connector is located the one end of outer tube outward, the other end of inner tube is equipped with the flexible pipe that is linked together rather than, the flexible pipe is located the other end of outer tube and is annular structure, the both ends of flexible pipe all with inner tube fixed connection, be equipped with a plurality of groups suction holes on the flexible pipe, be connected with the sealing seat on the other end lateral wall of outer tube. The vacuum connector is connected with a vacuum source, and before the vacuum connector is inserted into a human body, a user pulls one end of the inner tube provided with the vacuum connector to drive two ends of the flexible tube to simultaneously move into the outer tube, the caliber of the annular structure of the flexible tube is reduced due to the limitation of the outer tube, and then the vacuum connector is inserted into the uterus through the vaginal opening, so that the interaction force between the flexible tube and the vaginal opening is reduced, the aim of improving the comfort of the human body is fulfilled, the pain of a patient is reduced, and meanwhile, the convenience of operation is improved; after the flexible tube enters the uterus, a user adjusts the caliber of the annular structure of the flexible tube by pushing and pulling the inner tube according to actual needs, the sealing seat seals the cervix, a vacuum source is started, and vacuum suction is sequentially carried out on the interior of the uterus through the inner tube and a plurality of groups of suction holes so as to shrink the uterus, so that uterine bleeding is reduced or completely stopped.
Preferably, a retaining sleeve, a telescopic channel and a central channel matched with the inner tube are arranged in the outer tube, the retaining sleeve and the telescopic channel are respectively positioned at two ends of the central channel, the inner tube is in sealing sliding connection with the central channel, the retaining sleeve is connected with one end of the outer tube, the retaining sleeve is arranged on the outer side wall of the inner tube, the inner tube is in sliding connection with the retaining sleeve, a limit groove is formed in the outer side wall of the inner tube, a retaining ring matched with the limit groove is arranged on the retaining sleeve, the telescopic channel is positioned at the other end of the outer tube, and the telescopic channel is matched with two ends of the flexible tube. The baffle ring is matched with the limit groove, so that the sliding distance of the inner tube relative to the outer tube is limited, damage to parts caused by excessive operation of the inner tube is prevented, the service life is prolonged, and the normal use of the hemostatic device is ensured.
Preferably, the caliber of the telescopic channel is larger than twice the outer diameter of the flexible pipe. The design is favorable to the user to pass through when pulling the inner tube, and flexible pipe and inner tube fixed connection's both ends can slide in flexible passageway, and flexible pipe receives flexible passageway's restriction, does benefit to according to actual demand and reduces the bore size of the annular structure that flexible pipe formed in certain range, more is favorable to the hemostat to get into the vaginal opening, improves human travelling comfort.
Preferably, the side wall of the outer tube is provided with a port with a valve, the port is positioned at one end of the outer tube, a conveying channel is arranged in the side wall of the outer tube and positioned on the side surface of the central channel, a filling cavity is arranged in the sealing seat, and the port is communicated with the filling cavity through the conveying channel. The sealing seat is generally made of silica gel; after the vacuum source is connected with the vacuum connector, vacuum is pumped to the interior of the uterus through the inner tube, the flexible tube and the plurality of groups of pumping holes in sequence so as to shrink the uterus; when the sealing seat needs to seal the cervix, a user inserts the sterile liquid into the filling cavity through the conveying channel after using the injector to insert the port with the valve, so that the sealing seat is expanded, and plays a sealing role on the cervix, otherwise, after the sterile liquid in the filling cavity is extracted through the injector, the sealing seat is retracted and restored to the original state, so that the hemostat is conveniently taken out of the human body, the human body is prevented from being injured, and the comfort during operation is improved.
Preferably, the sealing seat comprises a sleeve and a disc-shaped sealing body, the sleeve penetrates through the center of the disc-shaped sealing body, the outer side wall of the sleeve is fixedly connected with the disc-shaped sealing body, the outer tube is positioned in the sleeve and connected with the sleeve, the filling cavity is positioned in the disc-shaped sealing body, the filling cavity takes the sleeve as the center to form an annular structure, and the port is communicated with the filling cavity through a conveying channel. Sterile liquid is conveyed into the filling cavity through the conveying channel, the filling cavity takes the sleeve as the center to form an annular structure, and the filling cavity can seal the whole cervical orifice after filling liquid and expanding, so that the sealing effect is improved.
Preferably, the plurality of groups of suction holes are uniformly distributed on the side wall of the flexible pipe, each group of suction holes comprises two suction holes, one suction hole is close to the inner ring of the flexible pipe and far away from the outer ring of the flexible pipe, the other suction hole is far away from the inner ring of the flexible pipe and near the outer ring of the flexible pipe, a guide groove communicated with the two suction holes is arranged between the two suction holes, and the guide groove is arc-shaped and is positioned on the outer side wall of the flexible pipe. The design of guide slot plays good guide effect when sucking the dirty blood of tissue surface to the suction port, and is favorable to preventing that tissue and blood clot from being sucked to the flexible intraductal, sets up the suction port at the both ends of guide slot simultaneously, is favorable to improving dirty blood suction efficiency.
The beneficial effects of the utility model are as follows: the caliber of the annular structure of the flexible tube can be changed in a drawing manner, so that the interaction force between the flexible tube and the vaginal orifice is reduced, the purpose of improving the comfort of a human body is achieved, and meanwhile, the convenience of operation is improved; the sealing effect is improved; the design of guide slot plays good guide effect when sucking the dirty blood of tissue surface to the suction port, and is favorable to preventing that tissue and blood clot from being sucked to the flexible intraductal, sets up the suction port at the both ends of guide slot simultaneously, is favorable to improving dirty blood suction efficiency.
Drawings
FIG. 1 is a schematic diagram of the structure of the present utility model;
FIG. 2 is a front view of the present utility model;
FIG. 3 is a bottom view of FIG. 2;
FIG. 4 is a cross-sectional view of A-A of FIG. 3;
FIG. 5 is a cross-sectional view of C-C of FIG. 2;
fig. 6 is an enlarged view of the structure at B in fig. 1;
fig. 7 is a cross-sectional view of D-D in fig. 3.
In the figure: 1. outer tube, inner tube, vacuum connector, flexible tube, suction hole, seal seat, baffle sleeve, telescopic channel, central channel, limiting groove, baffle ring, port, conveying channel, filling cavity, sleeve, disk-shaped sealing body, guide groove, and guide groove.
Detailed Description
The utility model is further described below with reference to the drawings and detailed description.
In the embodiment shown in fig. 1, fig. 2, fig. 3 and fig. 4, a drawing structure of a uterine bleeding stopping device comprises an outer tube 1 and an inner tube 2, wherein the inner tube 2 is positioned in the outer tube 1, the inner tube 2 is in sealing sliding connection with the outer tube 1, one end of the inner tube 2 is provided with a vacuum connector 3, the inner tube 2 is fixedly connected with the vacuum connector 3, the vacuum connector 3 is positioned outside one end of the outer tube 1, the other end of the inner tube 2 is provided with a flexible tube 4 communicated with the vacuum connector, the flexible tube 4 is positioned outside the other end of the outer tube 1 and is in an annular structure, both ends of the flexible tube 4 are fixedly connected with the inner tube 2, a plurality of groups of suction holes 5 are formed in the flexible tube 4, and a sealing seat 6 is connected on the outer side wall of the other end of the outer tube 1.
As shown in fig. 4 and 5, a retaining sleeve 7, a telescopic channel 8 and a central channel 9 matched with the inner tube 2 are arranged in the outer tube 1, the retaining sleeve 7 and the telescopic channel 8 are respectively positioned at two ends of the central channel 9, the inner tube 2 is in sealing sliding connection with the central channel 9, the retaining sleeve 7 is connected with one end of the outer tube 1, the retaining sleeve 7 is sleeved on the outer side wall of the inner tube 2, the inner tube 2 is in sliding connection with the retaining sleeve 7, a limit groove 10 is arranged on the outer side wall of the inner tube 2, a retaining ring 11 matched with the limit groove 10 is arranged on the retaining sleeve 7, the telescopic channel 8 is positioned at the other end of the outer tube 1, and the telescopic channel 8 is matched with two ends of the flexible tube 4. The diameter of the telescopic channel 8 is larger than twice the outer diameter of the flexible tube 4.
As shown in fig. 5, a port 12 with a valve is arranged on the side wall of the outer tube 1, the port 12 is positioned on one end of the outer tube 1, a conveying channel 13 is arranged in the side wall of the outer tube 1, the conveying channel 13 is positioned on the side surface of the central channel 9, a filling cavity 14 is arranged in the sealing seat 6, and the port 12 is communicated with the filling cavity 14 through the conveying channel 13.
As shown in fig. 5, the sealing seat 6 comprises a sleeve 15 and a disc-shaped sealing body 16, the sleeve 15 penetrates through the center of the disc-shaped sealing body 16, the outer side wall of the sleeve 15 is fixedly connected with the disc-shaped sealing body 16, the outer tube 1 is positioned in the sleeve 15 and connected with the sleeve 15, the filling cavity 14 is positioned in the disc-shaped sealing body 16, the filling cavity 14 takes the sleeve 15 as the center to form an annular structure, and the port 12 is communicated with the filling cavity 14 through the conveying channel 13.
As shown in fig. 1, 6 and 7, a plurality of groups of suction holes 5 are uniformly distributed on the side wall of the flexible pipe 4, each group of suction holes 5 comprises two suction holes 5, wherein one suction hole 5 is close to the inner ring of the flexible pipe 4 and far away from the outer ring of the flexible pipe 4, the other suction hole 5 is far away from the inner ring of the flexible pipe 4 and near the outer ring of the flexible pipe 4, a guide groove 17 communicated with the two suction holes 5 is arranged between the two suction holes 5, and the guide groove 17 is arc-shaped and is positioned on the outer side wall of the flexible pipe 4.
Before the vacuum connector 3 is inserted into a human body, a user pulls one end of the inner tube 2 provided with the vacuum connector 3 to drive the two ends of the flexible tube 4 to move into the outer tube 1 at the same time, the caliber of the annular structure of the flexible tube 4 is reduced due to the limitation of the outer tube 1, and then the flexible tube 4 is inserted into the uterus through the vaginal orifice, so that the interaction force between the flexible tube 4 and the vaginal orifice is reduced, the aim of improving the comfort of the human body is fulfilled, the pain of a patient is reduced, and meanwhile, the convenience of operation is improved; after the flexible tube 4 enters the uterus, a user can adjust the caliber of the annular structure of the flexible tube 4 by pushing and pulling the inner tube 2 according to actual needs, the sealing seat 6 seals the cervix, a vacuum source is started, and vacuum is pumped to the interior of the uterus through the inner tube 2, the flexible tube 4 and the plurality of pumping holes 5 in sequence to shrink the uterus, so that uterine bleeding is reduced or completely stopped.
The sealing seat 6 is generally made of silica gel; when the sealing seat 6 needs to seal the cervix, a user inserts the syringe into the port 12 with the valve, and then injects sterile liquid into the filling cavity 14 through the conveying channel 13, so that the sealing seat 6 expands, and the cervix is sealed, otherwise, after the sterile liquid in the filling cavity 14 is extracted through the syringe, the sealing seat 6 retracts and returns to the original state, so that the hemostat is taken out of the human body conveniently, the human body is prevented from being injured, and the comfort during operation is improved.
Claims (6)
1. The utility model provides a palace hemostasis device's pull structure, characterized by, including outer tube (1) and inner tube (2), inner tube (2) are located outer tube (1), inner tube (2) and outer tube (1) sealed sliding connection, the one end of inner tube (2) is equipped with vacuum connector (3), inner tube (2) and vacuum connector (3) fixed connection, vacuum connector (3) are located the one end of outer tube (1) outward, the other end of inner tube (2) is equipped with flexible pipe (4) rather than being linked together, flexible pipe (4) are located the other end of outer tube (1) outward and are annular structure, the both ends of flexible pipe (4) all with inner tube (2) fixed connection, be equipped with a plurality of groups suction opening (5) on flexible pipe (4), be connected with seal receptacle (6) on the other end lateral wall of outer tube (1).
2. The pulling structure of a uterine bleeding stopping device according to claim 1, characterized in that a blocking sleeve (7), a telescopic channel (8) and a central channel (9) matched with the inner tube (2) are arranged in the outer tube (1), the blocking sleeve (7) and the telescopic channel (8) are respectively positioned at two ends of the central channel (9), the inner tube (2) is in sealing sliding connection with the central channel (9), the blocking sleeve (7) is connected with one end of the outer tube (1), the blocking sleeve (7) is sleeved on the outer side wall of the inner tube (2), the inner tube (2) is in sliding connection with the blocking sleeve (7), a limiting groove (10) is formed in the outer side wall of the inner tube (2), a blocking ring (11) matched with the limiting groove (10) is arranged on the blocking sleeve (7), the telescopic channel (8) is positioned at the other end of the outer tube (1), and the telescopic channel (8) is matched with two ends of the flexible tube (4).
3. A drawing structure of a uterine bleeding device according to claim 2, characterized in that the caliber of the telescopic channel (8) is larger than twice the outer diameter of the flexible tube (4).
4. The pulling structure of a uterine bleeding stopping device according to claim 2, characterized in that a port (12) with a valve is arranged on the side wall of the outer tube (1), the port (12) is positioned at one end of the outer tube (1), a conveying channel (13) is arranged in the side wall of the outer tube (1), the conveying channel (13) is positioned at the side surface of the central channel (9), a filling cavity (14) is arranged in the sealing seat (6), and the port (12) is communicated with the filling cavity (14) through the conveying channel (13).
5. The pulling structure of a uterine bleeding device according to claim 4, characterized in that the sealing seat (6) comprises a sleeve (15) and a disc-shaped sealing body (16), the sleeve (15) penetrates through the center of the disc-shaped sealing body (16), the outer side wall of the sleeve (15) is fixedly connected with the disc-shaped sealing body (16), the outer tube (1) is positioned in the sleeve (15) and connected with the sleeve (15), the filling cavity (14) is positioned in the disc-shaped sealing body (16), the filling cavity (14) forms an annular structure with the sleeve (15) as the center, and the port (12) is communicated with the filling cavity (14) through the conveying channel (13).
6. The drawing structure of a uterine bleeding device according to claim 1 or 2 or 3 or 4 or 5, characterized in that several sets of suction holes (5) are evenly distributed on the side wall of the flexible tube (4), each set of suction holes (5) comprises two suction holes (5), wherein one suction hole (5) is close to the inner ring of the flexible tube (4) and far away from the outer ring of the flexible tube (4), the other suction hole (5) is far away from the inner ring of the flexible tube (4) and near the outer ring of the flexible tube (4), a guiding groove (17) communicated with the two suction holes (5) is arranged between the two suction holes (5), and the guiding groove (17) is arc-shaped and is positioned on the outer side wall of the flexible tube (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223426305.8U CN219501088U (en) | 2022-12-21 | 2022-12-21 | Drawing structure of uterine bleeding stopping device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223426305.8U CN219501088U (en) | 2022-12-21 | 2022-12-21 | Drawing structure of uterine bleeding stopping device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219501088U true CN219501088U (en) | 2023-08-11 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202223426305.8U Active CN219501088U (en) | 2022-12-21 | 2022-12-21 | Drawing structure of uterine bleeding stopping device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219501088U (en) |
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2022
- 2022-12-21 CN CN202223426305.8U patent/CN219501088U/en active Active
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