CN114903548A - Obstetrical hemostasis device and using method thereof - Google Patents
Obstetrical hemostasis device and using method thereof Download PDFInfo
- Publication number
- CN114903548A CN114903548A CN202210537168.0A CN202210537168A CN114903548A CN 114903548 A CN114903548 A CN 114903548A CN 202210537168 A CN202210537168 A CN 202210537168A CN 114903548 A CN114903548 A CN 114903548A
- Authority
- CN
- China
- Prior art keywords
- inflation
- chamber
- elastic rubber
- rubber plug
- air
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 230000023597 hemostasis Effects 0.000 title claims abstract description 32
- 238000000034 method Methods 0.000 title claims abstract description 13
- 238000007789 sealing Methods 0.000 claims abstract description 24
- 210000004291 uterus Anatomy 0.000 claims abstract description 16
- 210000000685 uterine artery Anatomy 0.000 claims abstract description 7
- 230000000149 penetrating effect Effects 0.000 claims abstract description 4
- 238000007664 blowing Methods 0.000 claims description 13
- 230000002439 hemostatic effect Effects 0.000 claims description 5
- 230000008602 contraction Effects 0.000 claims description 3
- 230000006835 compression Effects 0.000 abstract description 7
- 238000007906 compression Methods 0.000 abstract description 7
- 230000000694 effects Effects 0.000 abstract description 6
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 15
- 208000032843 Hemorrhage Diseases 0.000 description 3
- 230000000740 bleeding effect Effects 0.000 description 3
- 238000005457 optimization Methods 0.000 description 3
- 230000006978 adaptation Effects 0.000 description 2
- 230000002706 hydrostatic effect Effects 0.000 description 2
- 208000018525 Postpartum Hemorrhage Diseases 0.000 description 1
- 206010040007 Sense of oppression Diseases 0.000 description 1
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 1
- 206010046788 Uterine haemorrhage Diseases 0.000 description 1
- 238000007792 addition Methods 0.000 description 1
- 230000004872 arterial blood pressure Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 210000004204 blood vessel Anatomy 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 239000013013 elastic material Substances 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 238000010030 laminating Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000000741 silica gel Substances 0.000 description 1
- 229910002027 silica gel Inorganic materials 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Images
Classifications
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/12—Surgical instruments, devices or methods, e.g. tourniquets for ligaturing or otherwise compressing tubular parts of the body, e.g. blood vessels, umbilical cord
- A61B17/12022—Occluding by internal devices, e.g. balloons or releasable wires
- A61B17/12027—Type of occlusion
- A61B17/1204—Type of occlusion temporary occlusion
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/12—Surgical instruments, devices or methods, e.g. tourniquets for ligaturing or otherwise compressing tubular parts of the body, e.g. blood vessels, umbilical cord
- A61B17/12022—Occluding by internal devices, e.g. balloons or releasable wires
- A61B17/12131—Occluding by internal devices, e.g. balloons or releasable wires characterised by the type of occluding device
- A61B17/12136—Balloons
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/12—Surgical instruments, devices or methods, e.g. tourniquets for ligaturing or otherwise compressing tubular parts of the body, e.g. blood vessels, umbilical cord
- A61B2017/12004—Surgical instruments, devices or methods, e.g. tourniquets for ligaturing or otherwise compressing tubular parts of the body, e.g. blood vessels, umbilical cord for haemostasis, for prevention of bleeding
Landscapes
- Health & Medical Sciences (AREA)
- Surgery (AREA)
- Life Sciences & Earth Sciences (AREA)
- Heart & Thoracic Surgery (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Vascular Medicine (AREA)
- Engineering & Computer Science (AREA)
- Biomedical Technology (AREA)
- Reproductive Health (AREA)
- Medical Informatics (AREA)
- Molecular Biology (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Surgical Instruments (AREA)
Abstract
The invention relates to a obstetrical hemostasis device and a use method thereof, wherein the hemostasis device comprises an air bag with an inflation inlet at one end and an elastic rubber plug penetrating into the inflation inlet, the elastic rubber plug is fixedly connected with the inner wall of the inflation inlet in a sealing manner, an inflation channel is arranged in the elastic rubber plug, and an inflation one-way valve is arranged in the inflation channel; the gasbag includes spacing chamber, joint chamber and the inflation chamber that sets gradually along the axial, and the joint chamber is located one side that the inflation inlet was kept away from to spacing chamber, and the external diameter in external diameter, the external diameter in spacing chamber in joint chamber, the external diameter in inflation chamber increase in proper order. The invention adopts the uterine artery way of air pressure compression to stanch, solves the problem of incomprehensive hemostasis area, avoids the dependence on the relative position of the hemostasis device, reduces the weight and relieves the uncomfortable feeling of the user; through the setting of inflation chamber, joint chamber and spacing chamber, form the uterus mouth to the spacing of gasbag, prevent that the gasbag from taking place the drunkenness at the inflation in-process, improved the location effect to the gasbag.
Description
Technical Field
The invention relates to the technical field of medical instruments, in particular to an obstetrical hemostasis device and a using method thereof.
Background
The puerpera is easy to have uterine bleeding after delivery, if the amount of bleeding is small, the health of the puerpera is not endangered, but if the amount of bleeding is too large, the health of the puerpera is seriously damaged, and even life danger is caused.
In order to deal with the postpartum hemorrhage, the physical compression hemostasis mode is adopted to stanch, a water bag is put into the uterus, then water is injected into the water bag, the filled water bag is attached to the inner wall of the uterus, hydrostatic pressure from the inside of the uterine cavity to the outside of the uterine cavity is generated, and the hydrostatic pressure is greater than the uterine artery pressure, so that the purpose of hemostasis by physical compression is achieved. However, when the water bag is used for stopping bleeding, the gravity of water acts, so that the water pressure only acts on the area below the water bag, the hemostatic effect is not obvious on the area above and on the side of the water bag, and the water bag has heavy weight after being filled with water, so that a user feels more uncomfortable.
Disclosure of Invention
Aiming at the defects of the prior art, the invention provides the obstetrical hemostasis device and the using method thereof, which adopt air pressure to press uterine artery, realize the hemostasis in direction and improve the hemostasis effect.
The invention is realized by the following technical scheme, and provides an obstetrical hemostasis device, which comprises an air bag with an inflation inlet at one end and an elastic rubber plug penetrating into the inflation inlet, wherein the elastic rubber plug is fixedly connected with the inner wall of the inflation inlet in a sealing way, an inflation channel is arranged in the elastic rubber plug, and an inflation one-way valve is arranged in the inflation channel; the gasbag includes spacing chamber, joint chamber and the inflation chamber that sets gradually along the axial, and the joint chamber is located one side that inflation inlet was kept away from to spacing chamber, and spacing chamber, joint chamber and inflation chamber all communicate with the inflation inlet, and the external diameter in external diameter, the external diameter in spacing chamber in joint chamber, the external diameter in inflation chamber increase in proper order, and the chamber wall in inflation chamber is the arc.
This scheme is when using, through letting in gas in to the gasbag, makes the chamber wall in inflation chamber oppress the uterus inner wall, owing to utilize atmospheric pressure oppression, has guaranteed the hemostasis by compression effect of all directions, and the joint chamber and the palace mouth adaptation that set up form the recess, utilize spacing chamber and inflation chamber spacing, are convenient for put into the process and fix a position the gasbag.
And optimally, the thickness of the cavity wall of the expansion cavity is smaller than that of the clamping cavity and the limiting cavity. Through the setting of this optimization scheme, at the expanded in-process of gasbag, the inflation range in inflation chamber is bigger, has further guaranteed hemostatic timeliness.
Preferably, an air vent communicated with the limiting cavity is formed in the elastic rubber plug, an air vent communicated with the air vent is fixedly connected to the end face, far away from the limiting cavity, of the elastic rubber plug, and a sealing plug is arranged at the air outlet end of the air vent. Through the arrangement of the optimized scheme, after hemostasis is finished, gas in the air bag is conveniently discharged, and the operation difficulty is reduced; simultaneously, through setting up the gassing pipe, as the centre gripping position of instruments such as tweezers to under the condition of elastic rubber stopper outer wall and human contact, be convenient for operate the elastic rubber stopper.
As optimization, the number of the air release holes is two, the air release pipe comprises an arc-shaped pipe and a straight pipe which is positioned in the middle of the arc-shaped pipe and communicated with the arc-shaped pipe, two ends of the arc-shaped pipe are respectively communicated with the two air release holes, and the sealing plug is arranged at one end, far away from the arc-shaped pipe, of the straight pipe. This optimization scheme sets up the gas release hole into two, is convenient for improve gassing speed to shorten operating time, improve operating efficiency, set up the sealing plug in the one end that the arc pipe was kept away from to the straight tube, more conveniently extract the sealing plug when needs are bled.
Preferably, the part of the sealing plug extending into the straight pipe is a conical body, one end of the conical body facing the arc pipe is a small-diameter end, and the diameter of the large-diameter end of the conical body is larger than the inner diameter of the straight pipe in a natural state. The arrangement of the optimized scheme improves the sealing effect of the sealing plug on the air release hole.
The scheme also provides a using method of the obstetrical hemostasis device, which comprises the following steps:
1. connecting the air inlet end of the inflation channel of the elastic rubber plug with an air blowing device through a hose, then placing the whole formed by the elastic rubber plug and the air bag in a compressed state into the uterus through a uterine orifice, and inflating the air bag through the air blowing device, wherein when a limiting cavity, a clamping cavity and an expansion cavity of the air bag are axially arranged, a tool is used for clamping an air release pipe, and the elastic rubber plug is pulled out of the uterus;
2. when the clamping cavity moves to the position of the uterine orifice, the elastic rubber plug is stopped from being pulled, the air bag is continuously inflated through the blowing device, the cavity wall of the expansion cavity is made to be attached to the inner wall of the uterus, the cavity wall of the clamping cavity is attached to the inner wall of the uterine orifice, the outer diameter of the limiting cavity is larger than the inner diameter of the uterine orifice, the air pressure in the air bag is larger than the pressure of uterine artery, then the connection between the inflation channel and the blowing device is cut off, and the air in the air bag is prevented from flowing out through the inflation one-way valve;
3. after the hemostasis time is over, the sealing plug is pulled out of the deflation tube by using tweezers and then taken out of the body, the gas in the air bag is extruded by utilizing the rebound and contraction of the air bag wall, the deflation tube is clamped by using the tweezers, and the elastic rubber plug and the air bag are pulled out.
The invention has the beneficial effects that: the uterine artery is pressurized by gas pressure for hemostasis, the problem that the hemostasis area is incomplete is solved by utilizing the air pressure omni-directionality, the dependence on the relative position of a hemostasis device is avoided, the weight is reduced, and the discomfort of a user is relieved; through the setting of inflation chamber, joint chamber and spacing chamber, form the palace mouth spacing to the gasbag, prevent that the gasbag from taking place the drunkenness at the inflation in-process, improved the location effect to the gasbag, make the chamber wall in inflation chamber laminate with intrauterine wall better.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is an enlarged view of a portion of FIG. 1;
shown in the figure:
1. the expansion cavity, 2, the clamping cavity, 3, the limiting cavity, 4, the air release hole, 5, the elastic rubber plug, 6, the air release pipe, 7, the sealing plug, 8, the inflation check valve, 9, the inflation channel, 61, the arc-shaped pipe, 62 and the straight pipe.
Detailed Description
In order to clearly explain the technical features of the present solution, the present solution is explained by the following detailed description.
As shown in figure 1, the obstetrical hemostasis device comprises an air bag with an inflation inlet at one end and an elastic rubber plug 5 arranged in the inflation inlet in a penetrating manner, wherein the elastic rubber plug is fixedly connected with the inner wall of the inflation inlet in a sealing manner, an inflation channel 9 is arranged in the elastic rubber plug, an inflation check valve 8 is arranged in the inflation channel, and the inflation check valve is opened along the inflation direction. The gasbag includes along the spacing chamber 3 that the axial set gradually, joint chamber 2 and inflation chamber 1, and the joint chamber is located one side that inflation inlet was kept away from to spacing chamber, joint chamber and inflation chamber all communicate with the inflation inlet, the gasbag adopts elastic material to make, aerify the back in the gasbag, the external diameter in joint chamber, the external diameter in spacing chamber, the external diameter in inflation chamber increases in proper order, the chamber wall in inflation chamber be with the arc of uterus inner wall adaptation, the excircle and the laminating of uterus mouth lateral wall in joint chamber, spacing chamber forms the lower limit to the gasbag, in order to prevent that the gasbag from shifting up, the smooth of inflating the operation is guaranteed and is gone on.
The axis collineation of inflation inlet, spacing chamber, joint chamber and inflation chamber, the inflation chamber is located the gasbag and keeps away from the one end of inflation inlet, and the gasbag keeps away from the one end terminal surface of inflation inlet and forms the chamber top in inflation chamber, and the chamber wall thickness in inflation chamber is less than the chamber wall thickness in joint chamber and spacing chamber to guarantee the preferential inflation in inflation chamber, improve hemostatic timeliness.
An air vent 4 communicated with the limiting cavity is formed in the elastic rubber plug, an air vent pipe 6 communicated with the air vent is fixedly connected to the end face, far away from the limiting cavity, of the elastic rubber plug, and a sealing plug 7 is arranged at the air outlet end of the air vent pipe. The air release pipe is a hose, the sealing plug is a soft plug, and the air release pipe and the sealing plug are made of silica gel materials.
In order to improve gassing efficiency, the quantity of this embodiment air release hole is two, and the air release pipe includes the arc 61 to and be located the arc middle part and with the straight tube 62 of arc intercommunication, the both ends of arc respectively with two air release hole intercommunications, the sealing plug sets up the one end of keeping away from the arc at the straight tube.
In order to improve the sealing effect, the part of the sealing plug extending into the straight pipe is a conical body, one end of the conical body facing the arc pipe is a small-diameter end, and the diameter of the large-diameter end of the conical body is larger than the inner diameter of the straight pipe in a natural state.
The method for using the obstetric hemostatic device comprises the following steps:
1. connecting the air inlet end of the inflation channel of the elastic rubber plug with an air blowing device through a hose, then placing the whole formed by the elastic rubber plug and the air bag in a compressed state into the uterus through a uterine orifice, and inflating the air bag through the air blowing device, wherein when a limiting cavity, a clamping cavity and an expansion cavity of the air bag are axially arranged, a deflation pipe is clamped by using a tool, and the elastic rubber plug is pulled out of the uterus;
2. in the process of pulling out the elastic rubber plug, when the clamping cavity moves outwards to the position of the uterine orifice, the elastic rubber plug is stopped being pulled, the air bag is continuously inflated through the blowing device, the cavity wall of the expansion cavity is made to be attached to the inner wall of the uterus, the cavity wall of the clamping cavity is attached to the inner wall of the uterine orifice, the outer diameter of the limiting cavity is larger than the inner diameter of the uterine orifice, the air pressure in the air bag is larger than the pressure of uterine artery, then the connection between the inflation channel and the blowing device is cut off, and the air in the air bag is prevented from flowing out through the inflation one-way valve;
3. after the hemostasis time is over, the sealing plug is pulled out of the deflation tube by using tweezers and then taken out of the body, the gas in the air bag is extruded by utilizing the rebound and contraction of the air bag wall, the deflation tube is clamped by using the tweezers, and the elastic rubber plug and the air bag are pulled out.
The invention utilizes air pressure to carry out compression hemostasis on uterine blood vessels, improves the timeliness and comprehensiveness of hemostasis, has important significance for ensuring the health of puerpera, can also inject water into the air bag in the situation that the air blowing device is lacked, utilizes water pressure to carry out compression hemostasis, realizes the universality of water and air, can still play a role in limiting the air bag through the arrangement of the expansion cavity, the clamping cavity and the limiting cavity when the water pressure is used for compression hemostasis, and utilizes the change of the outer diameter to more conveniently attach the air bag and the inner wall of the uterus.
Of course, the above description is not limited to the above examples, and the undescribed technical features of the present invention can be implemented by or using the prior art, and will not be described herein again; while the present invention has been described in detail with reference to the preferred embodiments, it will be understood by those skilled in the art that various changes, modifications, additions and substitutions may be made without departing from the spirit of the invention and the scope of the invention as defined in the accompanying claims.
Claims (6)
1. An obstetric hemostasis device characterized in that: the inflatable bag comprises an air bag with an inflation inlet at one end and an elastic rubber plug (5) penetrating into the inflation inlet, wherein the elastic rubber plug is fixedly connected with the inner wall of the inflation inlet in a sealing way, an inflation channel (9) is arranged in the elastic rubber plug, and an inflation one-way valve (8) is arranged in the inflation channel; the gasbag includes spacing chamber (3), joint chamber (2) and the inflation chamber (1) that sets gradually along the axial, and the joint chamber is located one side that inflation inlet was kept away from to spacing chamber, and spacing chamber, joint chamber and inflation chamber all communicate with the inflation inlet, and the external diameter in external diameter, the external diameter in spacing chamber in joint chamber, the external diameter in inflation chamber increase in proper order.
2. An obstetric hemostasis device according to claim 1, wherein: the wall thickness of the expansion cavity is smaller than that of the clamping cavity and the limiting cavity.
3. An obstetric hemostasis device according to claim 1, wherein: an air vent (4) communicated with the limiting cavity is formed in the elastic rubber plug, an air vent pipe (6) communicated with the air vent is fixedly connected to the end face, far away from the limiting cavity, of the elastic rubber plug, and a sealing plug (7) is arranged at the air outlet end of the air vent pipe.
4. An obstetric hemostasis device according to claim 3, wherein: the quantity of gas release hole is two, and the gas release pipe includes curved pipe (61) to and be located the curved pipe middle part and with straight tube (62) of curved pipe intercommunication, the both ends of curved pipe respectively with two gas release hole intercommunications, the sealing plug sets up the one end of keeping away from the curved pipe at the straight tube.
5. An obstetric hemostasis device according to claim 4, wherein: the part of the sealing plug extending into the straight pipe is a conical body, one end of the conical body facing the arc pipe is a small-diameter end, and the diameter of the large-diameter end of the conical body is larger than the inner diameter of the straight pipe in a natural state.
6. A method of using an obstetric hemostatic device according to any of claims 1 to 5, comprising the steps of:
(1) connecting the air inlet end of the inflation channel of the elastic rubber plug with an air blowing device through a hose, then placing the whole formed by the elastic rubber plug and the air bag in a compressed state into the uterus through a uterine orifice, and inflating the air bag through the air blowing device, wherein when a limiting cavity, a clamping cavity and an expansion cavity of the air bag are axially arranged, a deflation pipe is clamped by using a tool, and the elastic rubber plug is pulled out of the uterus;
(2) when the clamping cavity moves to the position of the uterine orifice, the elastic rubber plug is stopped from being pulled, the air bag is continuously inflated through the blowing device, the cavity wall of the expansion cavity is made to be attached to the inner wall of the uterus, the cavity wall of the clamping cavity is attached to the inner wall of the uterine orifice, the outer diameter of the limiting cavity is larger than the inner diameter of the uterine orifice, the air pressure in the air bag is larger than the pressure of uterine artery, then the connection between the inflation channel and the blowing device is cut off, and the air in the air bag is prevented from flowing out through the inflation one-way valve;
(3) after the hemostasis time is over, the sealing plug is pulled out of the deflation tube by using tweezers and then taken out of the body, the gas in the air bag is extruded by utilizing the rebound and contraction of the air bag wall, the deflation tube is clamped by using the tweezers, and the elastic rubber plug and the air bag are pulled out.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210537168.0A CN114903548A (en) | 2022-05-18 | 2022-05-18 | Obstetrical hemostasis device and using method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210537168.0A CN114903548A (en) | 2022-05-18 | 2022-05-18 | Obstetrical hemostasis device and using method thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN114903548A true CN114903548A (en) | 2022-08-16 |
Family
ID=82768659
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210537168.0A Pending CN114903548A (en) | 2022-05-18 | 2022-05-18 | Obstetrical hemostasis device and using method thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN114903548A (en) |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201048960Y (en) * | 2007-06-29 | 2008-04-23 | 张秀侠 | Obstetric special-purpose hemostatic device |
| CN111248965A (en) * | 2020-02-04 | 2020-06-09 | 海雅美生物技术(珠海)有限公司 | Uterine cavity compression type hemostasis device for obstetrical department |
| CN212755785U (en) * | 2020-05-28 | 2021-03-23 | 常州市武进人民医院 | Obstetrical clinical hemostasis device |
| CN214761281U (en) * | 2021-03-21 | 2021-11-19 | 亓广伟 | Rectum anal tube is with hemostasis by compression and drainage subassembly |
-
2022
- 2022-05-18 CN CN202210537168.0A patent/CN114903548A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201048960Y (en) * | 2007-06-29 | 2008-04-23 | 张秀侠 | Obstetric special-purpose hemostatic device |
| CN111248965A (en) * | 2020-02-04 | 2020-06-09 | 海雅美生物技术(珠海)有限公司 | Uterine cavity compression type hemostasis device for obstetrical department |
| CN212755785U (en) * | 2020-05-28 | 2021-03-23 | 常州市武进人民医院 | Obstetrical clinical hemostasis device |
| CN214761281U (en) * | 2021-03-21 | 2021-11-19 | 亓广伟 | Rectum anal tube is with hemostasis by compression and drainage subassembly |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US9055973B2 (en) | Device to assist in cesarean section | |
| US20060173486A1 (en) | Device for staunching postpartum haemorrhage | |
| CN111568492A (en) | Obstetrical department is hemostasis bag for obstetric chamber | |
| CN114903548A (en) | Obstetrical hemostasis device and using method thereof | |
| CN202908817U (en) | Novel cervix expanding device for aids to delivery | |
| CN111938724A (en) | Obstetric apparatus for pelvic region of obstetrics and gynecology department | |
| WO2023000908A1 (en) | Hemostat having automatic pressure release function | |
| CN210354813U (en) | Hemostatic device for obstetrics and gynecology department | |
| CN2680205Y (en) | Uterine cavity pressurized hemostatic balloon | |
| CN204890306U (en) | Inflatable pessry | |
| CN201253242Y (en) | Blood-stasis prevention air-sac type compression hemostasis device | |
| CN217593016U (en) | A single concave surface sacculus for urgent cervical cerclage art | |
| CN112842423A (en) | Multi-chamber liver supporting air bag | |
| ZA200602697B (en) | A device for staunching postpartum haemorrhage | |
| CN208481404U (en) | A kind of obstetrics' haemostat | |
| CN210992513U (en) | Multifunctional closed thoracic drainage tube | |
| CN112545589A (en) | Medical single-port laparoscope device | |
| CN215534719U (en) | Obstetrical department uses gasbag formula hemostasis by compression device | |
| CN210871506U (en) | Handheld cervical dilator for obstetrics and gynecology department | |
| CN217907883U (en) | Intrauterine hemostat for obstetrics and gynecology department | |
| CN207870945U (en) | Cerclage of cervix bag of waters propulsion device | |
| CN219895828U (en) | Three-cavity four-channel intrauterine balloon compression hemostasis device | |
| CN215608669U (en) | Uterine cavity drainage tube | |
| CN2868209Y (en) | Uterine cavity pressure hemostasis bag | |
| CN216854938U (en) | Thin endometrium molding device for rat |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination |