Divided-flow type postpartum hemorrhage measurement and diagnosis pad

By designing a shunt postpartum hemorrhage measurement diagnostic pad, using a combination of multiple absorber pads and triggers, the error problems caused by multiple weighing and blood outflow in the prior art are solved, and more efficient and accurate postpartum hemorrhage measurement is achieved.

CN119868079AInactive Publication Date: 2025-04-25CAO COUNTY PEOPLES HOSPITAL
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Patent Information

Application Number
CN202510284626.8
Authority / Receiving Office
CN · China
Patent Type
Applications(China)
Current Assignee / Owner
Filing Date
2025-03-11
Publication Date
2025-04-25
Estimated Expiration
Not applicable · inactive patent

AI Technical Summary

Technical Problem

Existing postpartum hemorrhage measurement methods require weighing multiple absorption pads, resulting in increased work intensity for medical staff and the outflow of blood in the absorption pads leads to measurement data errors.

Method used

A shunt-type postpartum hemorrhage measurement diagnostic pad is designed, using a combination of multiple absorber pads and triggers. Each absorber pad can absorb the same amount of blood. The user only needs to weigh the last absorber pad, and the blood is diverted and conducted through the fluid conduction block and dispersion layer. The trigger reminds the replacement of the absorber pad.

Benefits of technology

It reduces the working intensity of medical staff, ensures accurate absorption of blood in the absorbing pad, avoids measurement errors caused by blood outflow, and ensures timely replacement of the absorbing pad through reminder mechanism.

✦ Generated by Eureka AI based on patent content.

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Abstract

The invention relates to the technical field of medical instruments, in particular to a shunting type postpartum hemorrhage measurement and diagnosis pad which comprises a body and an exhaust pipe and further comprises an absorption pad, a driving mechanism, fixing blocks and a sealing plate. One end of the first rack is hinged to the moving block, the sealing plate and the guide plate which are located on the same side are connected through a gear set, the first rack and the second rack are meshed with the first gears arranged on the two guide plates respectively, and the first rack and the second rack are connected through the two meshed first gears; by arranging the connected absorption pad, a user only needs to weigh the finally used absorption pad, the working intensity of the user is reduced, the trigger can be cleaned when the absorption pad moves, the working effect of the trigger is guaranteed, and by arranging the exhaust pipe, the pore plate, the waterproof breathable layer and the breathable plate, the blood absorption efficiency of the absorption pad is improved.
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Description

Technical Field

[0001] The invention relates to the technical field of medical devices, in particular to a shunt-type postpartum hemorrhage measurement and diagnosis pad. Background Art

[0002] Postpartum hemorrhage is a common and serious complication in obstetrics and gynecology. If the amount of bleeding exceeds the standard and cannot be discovered in time and effectively treated, it will seriously affect the health of the mother and even cause death. Therefore, it is necessary to accurately measure the amount of postpartum bleeding of the mother so as to take appropriate measures for the later care of the mother. When medical staff measure the amount of bleeding, they first weigh the weight of the unused absorption pad, and then weigh the weight of the absorption pad after absorbing blood. The difference between the two weights is the amount of bleeding of the patient. However, the amount of blood that can be absorbed by the absorption pad is limited. Therefore, when the user measures the amount of bleeding, it is necessary to weigh multiple absorption pads, which increases the workload of medical staff. In addition, in the process of moving the absorption pad that has absorbed blood, the blood absorbed by the absorption pad will flow out of the absorption pad, resulting in errors in the measured data. Summary of the invention

[0003] The object of the present invention is to provide a shunt-type postpartum hemorrhage measurement diagnostic pad to solve the problems raised in the above-mentioned background technology.

[0004] To achieve the above object, the present invention provides the following technical solutions:

[0005] A shunt-type postpartum hemorrhage measurement and diagnosis pad comprises a main body and an exhaust pipe, and also comprises an absorption pad, a driving mechanism, a fixed block and a sealing plate. A waterproof layer is arranged on the top surface of the main body, a buttock placement groove and a collection groove are arranged on the main body, a placement groove connected with the collection groove is arranged on the side wall of the main body, and several absorption pads are slidably mounted on the placement groove, a dispersion layer is arranged on the top surface of the absorption pad, and inclined surfaces are arranged on the top and bottom of the two side walls of the absorption pad. Several fixed blocks cooperating with the absorption pad are installed on the top and bottom of the placement groove through springs, the dispersion layer penetrates the inclined surface parts of the two side walls of the frame of the absorption pad, and a liquid guide block in contact with the adjacent dispersion layer is arranged on the upper fixed block, and the placement groove A trigger for contacting the unused absorption pad is provided on the side wall, the sealing plate and the guide plate are hinged from top to bottom on the side walls of the collection groove, the collection groove is provided with a collection bin that cooperates with the sealing plate, a rocker is hinged on the side wall of the main body, a rack 1 is slidably mounted on the main body, a moving block is slidably mounted on the rocker, one end of the rack 1 is hinged on the moving block, the sealing plate and the guide plate on the same side are connected by a gear set, a gear 1 is installed on the rotating shaft of the guide plate, the rack 1 is meshed with the gear 1 set on one of the guide plates, the gear 1 set on the other guide plate is meshed with the rack 2, and the rack 1 and the rack 2 are connected through two meshing gears 1.

[0006] As a further solution of the present invention: a breathable plate is provided at the bottom of the frame of the absorption pad, a waterproof breathable layer is provided on the inner bottom surface of the frame of the absorption pad, a perforated plate is provided on the side wall of the placement groove below the collection groove, and the exhaust pipe cooperating with the perforated plate is installed on the main body.

[0007] As a further solution of the present invention: grooves are provided on the bottom surface and side walls of the absorbent pad, and protrusions are provided on the side walls of the placement grooves to match the grooves of the side walls of the absorbent pad.

[0008] As a further solution of the present invention: the diameter of the gear installed on the guide plate in the gear set is larger than the diameter of the gear installed on the sealing plate.

[0009] As a further solution of the present invention: a through groove is provided on the side wall of the rocker, and a groove matching with the moving block is provided on the side wall of the through groove of the rocker.

[0010] As a further solution of the present invention: the bottom surface of the collecting bin is in the shape of an inclined surface inclined outward, and when the two guide plates cooperate, the guide plates are inclined toward the collecting bin.

[0011] As a further solution of the present invention: a silicone pad is provided on the matching end surfaces of the two guide plates, the bottom shape of the sealing plate matches one end of the guide plate hinged on the collecting tank, and a silicone pad is provided on the bottom of the sealing plate.

[0012] As a further solution of the present invention: the side wall of the collecting tank provided with the collecting bin is in the shape of an inclined surface, and the top of the side wall of the collecting tank is in the shape of an inclined surface.

[0013] Compared with the prior art, the present invention has the following beneficial effects:

[0014] By setting up connected absorption pads and triggers, each absorption pad can absorb the same amount of blood. When measuring blood, the user only needs to weigh the last used absorption pad, which reduces the user's work intensity. The last used absorption pad has not absorbed enough blood to ensure that the blood in the absorption pad will not fall when the user weighs the absorption pad, thereby ensuring the accuracy of the data measured by the user. When an absorption pad absorbs enough blood to reach its limit, the blood will be transferred to the unused absorption pad, and the trigger will be triggered at this time to remind the user to replace the absorption pad. The trigger contacts the unused absorption pad, and the trigger will be cleaned when the absorption pad moves, thereby ensuring the accuracy of the trigger. The working effect of the device is that by setting several fixed blocks, the stability of the absorption pad during use is guaranteed; by setting a liquid guide block on a fixed block, it is ensured that the absorption pad in use can conduct blood to the unused absorption pad while avoiding the absorption pad in use from being affected by the used absorption pad; the sealing plate and the guide plate are connected together by a driving mechanism, and the user can adjust the position of the sealing plate and the guide plate through the driving mechanism, which is convenient for the user to control the position of the device to collect liquid, so that the device can classify and collect different liquids; by setting an exhaust pipe, a perforated plate, a waterproof breathable layer and a breathable plate, the efficiency of the absorption pad in absorbing blood is improved while avoiding the blood from being drawn out of the absorption pad. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 It is a structural schematic diagram of the present invention;

[0016] Figure 2 for Figure 1 A schematic diagram of the structure of the cross section at AA in the middle;

[0017] Figure 3 It is a structural schematic diagram of the installation location of the moving block in the present invention;

[0018] Figure 4 This is a schematic diagram of the structure of the absorbent pad of the present invention having a blood absorbing portion;

[0019] Figure 5 for Figure 4 The structural diagram at A in the middle;

[0020] Figure 6 It is a schematic diagram of the structure of the absorbent pad in the present invention;

[0021] Figure 7 It is a structural schematic diagram of the driving mechanism in the present invention;

[0022] Figure 8 It is a structural schematic diagram of the sealing plate installation location in the present invention.

[0023] In the figure: 1, main body 11, buttock placement groove 12, collecting groove 13, waterproof layer 14, placement groove 2, absorption pad 21, dispersion layer 22, waterproof breathable layer 23, breathable plate 3, driving mechanism 31, rocker 32, rack 1 33, moving block 34, rack 2 35, gear 1 36, gear set 4, exhaust pipe 41, orifice plate 5, fixed block 51, liquid guide block 52, trigger 53, spring 6, sealing plate 61, collecting bin 62, guide plate. DETAILED DESCRIPTION

[0024] like Figure 1-Figure 8 As shown, it includes a main body 1 and an exhaust pipe 4, and also includes an absorbent pad 2, a driving mechanism 3, a fixing block 5 and a sealing plate 6. A waterproof layer 13 is provided on the top surface of the main body 1, and a buttocks placement groove 11 and a collecting groove 12 are provided on the main body 1. A placement groove 14 connected to the collecting groove 12 is provided on the side wall of the main body 1. Several absorbent pads 2 are slidably installed on the placement groove 14, and a dispersion layer 21 is provided on the top surface of the absorbent pad 2. The top and bottom of the side walls of the absorbent pad 2 are provided with inclined surfaces. Several fixing blocks 5 that cooperate with the absorbent pad 2 are installed on the top and bottom of the placement groove 14 through springs 53. The dispersion layer 21 passes through the inclined surface parts of the side walls of the frame of the absorbent pad 2. A liquid guide block 51 that contacts the adjacent dispersion layer 21 is provided on the upper fixing block 5. The side wall of the placement groove 14 is provided with a liquid guide block 51 that contacts the adjacent dispersion layer 21. The trigger 52 contacts the unused absorbent pad 2, and the side walls of the collecting groove 12 are hinged with a sealing plate 6 and a guide plate 62 from top to bottom. The collecting groove 12 is provided with a collecting bin 61 that cooperates with the sealing plate 6. The side wall of the main body 1 is hinged with a rocker 31, and a rack 32 is slidably installed on the main body 1. A moving block 33 is slidably installed on the rocker 31, and one end of the rack 32 is hinged on the moving block 33. The sealing plate 6 and the guide plate 62 on the same side are connected by a gear set 36, and a gear 35 is installed on the rotating shaft of the guide plate 62. The rack 32 is meshed with a gear 35 set on one guide plate 62, and the gear 35 set on the other guide plate 62 is meshed with a rack 2 34. The rack 1 32 and the rack 2 34 are connected by two meshing gears 1 35.

[0025] The main body 1 is used to support the patient's body. One end of the main body 1 is provided with an inclined protrusion. After the patient lies on the main body 1, the inclined part of the main body 1 is used to support the upper part of the patient, thereby improving the comfort of the patient after lying on the main body 1. The buttocks placement groove 11 is used to place the patient's buttocks. The collecting groove 12 is used to allow blood to fall onto the absorption pad 2. The buttocks placement groove 11 can position the patient's body and ensure the working effect of the collecting groove 12. The waterproof layer 13 can prevent the main body 1 from being contaminated by blood and amniotic fluid, making it convenient for the user to clean the device. The placement groove 14 is used to place the absorption pad 2. The length of the placement groove 14 is greater than the length of the absorption pad 2. After several absorption pads 2 are placed on the placement groove 14, the absorption pad 2 in use is placed below the placement groove 14. The absorbent pad 2 in use is located on one side of the placement groove 14, which is convenient for the user to replace the absorbent pad 2 in use. The absorbent pad 2 after use is located on the other side of the placement groove 14, which is convenient for the user to collect the absorbent pad 2 after use. The dispersion layer 21 can quickly lead the blood that falls on the absorbent pad 2 to the rest of the absorbent pad 2, avoiding a large amount of blood from falling on the absorbent pad 2 at one time, resulting in the absorbent pad 2 being unable to quickly absorb the blood, thereby ensuring the working effect of the absorbent pad 2. The absorbent pad 2 in use can be fixed by the fixing blocks 5 located on both sides of the absorbent pad 2 in use, thereby ensuring the stability of the absorbent pad 2 during use. By setting a plurality of fixing blocks 5, the working effect of the fixing blocks 5 is ensured, and the shape of the fixing blocks 5 is consistent with the side of the absorbent pad 2. The inclined surface part of the wall matches, ensuring that the absorbent pad 2 can push the fixing block 5 during the movement, ensuring that the fixing block 5 will not hinder the user from moving the absorbent pad 2, and the spring 53 ensures that the pushed fixing block 5 can quickly return to its original position, ensuring the working effect of the fixing block 5 and the stability of the absorbent pad 2 after movement. The fixing block 5 provided with the liquid conducting block 51 is located between the absorbent pad 2 in use and the new absorbent pad 2. The blood falling on the absorbent pad 2 can be conducted to the new absorbent pad 2 through the cooperation of the part of the inclined surface of the dispersion layer 21 penetrating the absorbent pad 2 and the liquid conducting block 51. The other fixing block 5 located above can separate the used absorbent pad 2 from the dispersion layer 21 on the absorbent pad 2 in use, so as to prevent the absorbent pad 2 in use from being affected. The position of the trigger 52 ensures that when the blood is conducted to the new absorbent pad 2, the trigger 52 will be triggered. After being triggered, the trigger 52 will remind the user, so that the user can determine the time to replace the absorbent pad 2. The new absorbent pad 2 will clean the blood attached to the trigger 52 during the movement, so that after the user replaces the trigger 52, the trigger 52 can still remind the user when the absorbent pad 2 needs to be replaced, thereby ensuring the working effect of the trigger 52. When the trigger 52 sounds the alarm, each absorbent pad 2 can absorb the same amount of blood, so that the user can determine the patient's bleeding volume. After the patient's bleeding is over, the patient's bleeding volume is not enough to fill the last used absorbent pad 2.The user only needs to weigh the last used absorbent pad 2, which improves the efficiency of the user in judging the patient's bleeding volume. The collecting chamber 61 is used to collect amniotic fluid. When the device collects amniotic fluid, the sealing plate 6 on the collecting chamber 61 is released, and the guide plate 62 will seal the collecting tank 12. The amniotic fluid entering the collecting tank 12 will be sent into the interior of the collecting chamber 61 under the guidance of the guide plate 62, thereby realizing the collection of amniotic fluid by the device. The rack 32 is slidably mounted on the main body 1, and the rack 32 is hinged on the moving block 33. The moving block 33 is slidably mounted on the rocker 31. The user rotates When the rocker 31 is in motion, the rack 1 32 will be pushed into the interior of the main body 1 by the rotating rocker 31. The installation method of the rack 1 32 and the moving block 33 ensures that the movement of the rack 1 32 will not be hindered. When the rack 1 32 moves, the gear 1 35 meshing with the rack 1 32 starts to rotate. When the gear 1 35 meshing with the rack 1 32 rotates, the guide plate 62 is rotated by the gear 1 35. When the guide plate 62 rotates, the sealing plate 6 on the same side of the guide plate 62 starts to rotate under the action of the gear set 36. When the rack 1 32 moves, the rack 2 34 meshing with the rack 1 3 The moving rack 2 34 will drive the gear 1 35 installed on the other guide plate 62 to rotate, and the guide plate 62 on the other side will start to rotate. The sealing plate 6 on the other side will start to rotate under the action of the gear set 36. The power transmission mode of the sealing plate 6 and the guide plate 62 ensures that the sealing plate 6 and the guide plate 62 rotate in opposite directions. The driving mode of the two guide plates 62 ensures that the two guide plates 62 rotate in opposite directions, ensuring that the collecting bin 61 and the collecting tank 12 always have a certain direction during the use of the device. The device is in a closed state. When the device collects blood, the rocker 31 is rotated, and the rack 32 starts to move under the action of the rocker 31. The sealing plate 6 starts to rotate under the action of the driving mechanism 3. At this time, the sealing plate 6 and the guide plate 62 start to rotate, and the sealing plate 6 closes the collection chamber 61. The guide plate 62 is released from the sealing of the collection tank 12. At this time, the device can collect blood. The user adjusts the position of the liquid collected by the device through the driving mechanism 3, which improves the efficiency of the user changing the position of the liquid collected by the device and ensures the working effect of the device.

[0026] A breathable plate 23 is provided at the bottom of the frame of the absorbent pad 2, a waterproof breathable layer 22 is provided on the inner bottom surface of the frame of the absorbent pad 2, a perforated plate 41 is provided on the side wall of the placement groove 14 located below the collection groove 12, and an exhaust pipe 4 that cooperates with the perforated plate 41 is installed on the main body 1.

[0027] When the absorption pad 2 absorbs blood, the exhaust pipe 4 is connected to the exhaust fan, and the exhaust fan extracts the air in the absorption pad 2 through the cooperation of the exhaust pipe 4 and the orifice plate 41. When the air in the absorption pad 2 is extracted, the blood that falls on the absorption pad 2 moves to the bottom of the absorption pad 2 driven by the airflow, thereby improving the efficiency of the absorption pad 2 in absorbing blood. The breathable plate 23 and the waterproof breathable layer 22 ensure that the exhaust fan connected to the exhaust pipe 4 can smoothly extract the air in the absorption pad 2. The waterproof breathable layer 22 can prevent the blood absorbed by the absorption pad 2 from being extracted from the absorption pad 2 by the exhaust fan connected to the exhaust pipe 4, which will affect the medical staff's judgment on the patient's bleeding volume.

[0028] The bottom surface and side walls of the absorbent pad 2 are provided with grooves, and the side walls of the placement groove 14 are provided with protrusions that match with the grooves of the side walls of the absorbent pad 2 .

[0029] The cooperation between the side wall grooves of the absorption pad 2 and the side wall protrusions of the placement groove 14 ensures the stability of the absorption pad 2 during movement. The protrusions arranged on the bottom surface inside the placement groove 14 play a guiding role, allowing the user to quickly install the absorption pad 2 on the placement groove 14. The cooperation between the side wall grooves of the absorption pad 2 and the side wall protrusions of the placement groove 14 increases the sealing between the absorption pad 2 and the placement groove 14, thereby ensuring the working effect of the exhaust fan connected to the exhaust pipe 4.

[0030] The diameter of the gear mounted on the guide plate 62 in the gear set 36 is larger than the diameter of the gear mounted on the cover plate 6 .

[0031] The relationship between the diameters of the two gears of the gear set 36 ensures that the rotation angle of the guide plate 62 is smaller than the rotation angle of the sealing plate 6, thereby preventing the guide plate 62 from contacting the absorption pad 2 due to excessive rotation of the guide plate 62, thereby affecting the working effect of the absorption pad 2. The gear set 36 also ensures that the sealing plate 6 has sufficient rotation range, and ensures that the collection bin 61 has sufficient opening area to collect the amniotic fluid.

[0032] A through slot is provided on the side wall of the rocker 31 , and a groove matching with the moving block 33 is provided on the side wall of the through slot of the rocker 31 .

[0033] The moving block 33 is slidably mounted on the side wall through groove of the rocker 31 . The position of the side wall through groove of the rocker 31 ensures the stability of the moving block 33 during movement and reduces the impact on the moving block 33 during use of the device.

[0034] The bottom surface of the collecting bin 61 is in the shape of an inclined surface inclined outward. When the two guide plates 62 cooperate, the guide plates 62 are inclined toward the collecting bin 61 .

[0035] The bottom shape of the collecting bin 61 can guide the amniotic fluid entering the collecting bin 61, thereby ensuring the amniotic fluid collection effect of the collecting bin 61. The bottom shape of the collecting bin 61 ensures that the amniotic fluid entering the collecting bin 61 will not leak, thereby ensuring the amniotic fluid storage capacity of the collecting bin 61. The position of the guide plate 62 ensures that the amniotic fluid entering the collecting tank 12 can quickly enter the interior of the collecting bin 61.

[0036] A silicone pad is provided on the matching end surfaces of the two guide plates 62 , and the bottom shape of the sealing plate 6 matches one end of the guide plate 62 hinged on the collecting tank 12 , and a silicone pad is provided on the bottom of the sealing plate 6 .

[0037] When the two guide plates 62 cooperate with each other, the silicone pad arranged on the guide plate 62 can seal the gap between the guide plates 62, thereby preventing the amniotic fluid from falling from the gap between the guide plates 62 onto the absorption pad 2 in the process of falling onto the guide plates 62, thereby ensuring the ability of the device to collect amniotic fluid. The bottom shape of the sealing plate 6 ensures that when the sealing plate 6 seals the collection bin 61, the bottom of the sealing plate 6 cooperates with one end of the guide plate 62 installed on the collection tank 12, and the silicone pad arranged on the sealing plate 6 can seal the gap between the sealing plate 6 and the guide plate 62, thereby ensuring the sealing effect of the sealing plate 6 on the collection bin 61.

[0038] The side wall of the collecting tank 12 provided with the collecting bin 61 is in the shape of an inclined surface, and the top of the side wall of the collecting tank 12 is in the shape of an inclined surface.

[0039] The shape of the side wall of the collecting groove 12 ensures the collecting groove 12's ability to collect amniotic fluid and blood, and the shape of the top of the side wall of the collecting groove 12 further improves the working effect of the collecting groove 12.

[0040] The working principle of the present invention is as follows: the patient is placed on the main body 1, and the patient's buttocks are placed in the buttocks placement groove 11. When the amniotic fluid is collected, the amniotic fluid falls into the collection groove 12, and the amniotic fluid entering the collection groove 12 falls onto the guide plate 62. Then, the amniotic fluid enters the collection bin 61 under the guidance of the guide plate 62. After the amniotic fluid is collected, the rocker 31 is rotated, and the rack 132 is pushed into the interior of the main body 1 by the rotating rocker 31. During the movement of the rack 132, the moving block 33 slides on the rocker 31. When the rack 132 moves, the gear 135 installed on the guide plate 62 moves on the rack 132. The guide plate 62 is driven by the gear 1 35 to rotate. When the guide plate 62 rotates, the sealing plate 6 on the same side as the guide plate 62 starts to rotate under the action of the gear set 36. When the rack 1 32 moves, the rack 2 34 starts to move under the action of the two gears 1 35 that mesh with the rack 1 32 and the rack 2 34 at the same time. The moving rack 2 34 will drive the gear 1 35 installed on the other guide plate 62 to rotate, and the guide plate 62 on the other side starts to rotate. The sealing plate 6 on the other side starts to rotate under the action of the gear set 36. When the rack 1 32 moves, the guide plate 62 The seal of the collecting tank 12 is released, the rotating sealing plate 6 will seal the collecting chamber 61, and the exhaust fan connected to the exhaust pipe 4 is started. After the blood falls into the collecting tank 12, the blood contacts the absorption pad 2. The exhaust fan extracts the air in the absorption pad 2 through the exhaust pipe 4, the orifice plate 41, the breathable plate 23 and the waterproof breathable layer 22. When the air in the absorption pad 2 is extracted, the blood falling on the absorption pad 2 flows to the bottom of the absorption pad 2 under the action of the air flow. As the absorption pad 2 absorbs the blood, the dispersion layer 21 guides the blood, and the guided blood moves to the new absorption pad through the liquid guide block 51. The pad 2 is collected, and the blood moved to the new absorption pad 2 will trigger the trigger 52. The trigger 52 reminds the user to replace the absorption pad 2, push the absorption pad 2, and the new absorption pad 2 moves to the bottom of the collecting groove 12. When the absorption pad 2 moves, the fixed block 5 is pushed. After the new absorption pad 2 moves to the bottom of the collecting groove 12, the fixed block 5 returns to its original position under the action of the spring 53, and the new absorption pad 2 is fixed. After the blood is collected, the last used absorption pad 2 is weighed, and the patient's bleeding volume is determined by the number of replaced absorption pads 2 and the weight of the last used absorption pad 2.

[0041] What is described above is only a preferred specific implementation manner of the present invention, but the protection scope of the present invention is not limited thereto. Any technician familiar with the technical field can make equivalent replacements or changes according to the technical scheme and inventive concept of the present invention within the technical scope disclosed by the present invention, which should be covered by the protection scope of the present invention.

Claims

1. A shunt-type postpartum hemorrhage measurement diagnostic pad, comprising a main body (1) and an exhaust pipe (4), characterized in that: The device also comprises an absorbent pad (2), a driving mechanism (3), a fixing block (5) and a sealing plate (6); a waterproof layer (13) is provided on the top surface of the main body (1); a buttocks placement groove (11) and a collecting groove (12) are provided on the main body (1); a placement groove (14) connected to the collecting groove (12) is provided on the side wall of the main body (1); a plurality of absorbent pads (2) are slidably mounted on the placement groove (14); a dispersion layer (21) is provided on the top surface of the absorbent pad (2); and the absorbent pad (2) The top and bottom of the side walls of the placement groove (14) are provided with inclined surfaces, and the top and bottom of the placement groove (14) are provided with a plurality of fixing blocks (5) that cooperate with the absorbent pad (2) through springs (53). The dispersion layer (21) penetrates the inclined surface portions of the side walls of the frame of the absorbent pad (2). The upper fixing block (5) is provided with a liquid guide block (51) that contacts the adjacent dispersion layer (21). The side walls of the placement groove (14) are provided with a liquid guide block (51) that contacts the unused absorbent pad (2). The trigger (52) is provided, the sealing plate (6) and the guide plate (62) are hingedly connected on the side walls of the collecting trough (12) from top to bottom, the collecting trough (12) is provided with a collecting bin (61) matched with the sealing plate (6), the side wall of the main body (1) is hingedly connected with a rocker (31), a rack (32) is slidably mounted on the main body (1), a moving block (33) is slidably mounted on the rocker (31), one end of the rack (32) is hingedly connected to the moving block (33), and is located at the same The sealing plate (6) on the side and the guide plate (62) are connected via a gear set (36); a gear one (35) is installed on the rotating shaft of the guide plate (62); the rack one (32) is meshed with the gear one (35) arranged on one guide plate (62); the gear one (35) arranged on the other guide plate (62) is meshed with the rack two (34); the rack one (32) and the rack two (34) are connected via the two meshing gear ones (35).

2. A shunt-type postpartum hemorrhage measurement diagnostic pad according to claim 1, characterized in that: A breathable plate (23) is provided at the bottom of the frame of the absorption pad (2), a waterproof breathable layer (22) is provided on the inner bottom surface of the frame of the absorption pad (2), a perforated plate (41) is provided on the side wall of the placement groove (14) located below the collection groove (12), and the exhaust pipe (4) matched with the perforated plate (41) is installed on the main body (1).

3. A shunt-type postpartum hemorrhage measurement diagnostic pad according to claim 1, characterized in that: The bottom surface and side walls of the absorbent pad (2) are provided with grooves, and the side walls of the placement groove (14) are provided with protrusions that match the grooves of the side walls of the absorbent pad (2).

4. A shunt-type postpartum hemorrhage measurement diagnostic pad according to claim 1, characterized in that: The diameter of the gear in the gear set (36) mounted on the guide plate (62) is greater than the diameter of the gear mounted on the sealing plate (6).

5. A shunt-type postpartum hemorrhage measurement diagnostic pad according to claim 1, characterized in that: A through slot is provided on the side wall of the rocker (31), and a groove matching with the moving block (33) is provided on the side wall of the through slot of the rocker (31).

6. A shunt-type postpartum hemorrhage measurement diagnostic pad according to claim 1, characterized in that: The bottom surface of the collecting bin (61) is in the shape of an inclined surface inclined toward the outside, and when the two guide plates (62) cooperate, the guide plates (62) are inclined toward the collecting bin (61).

7. A shunt-type postpartum hemorrhage measurement diagnostic pad according to claim 1, characterized in that: A silicone pad is provided on the matching end surfaces of the two guide plates (62), the bottom shape of the sealing plate (6) matches one end of the guide plate (62) hinged on the collecting tank (12), and a silicone pad is provided on the bottom of the sealing plate (6).

8. The shunt-type postpartum hemorrhage measurement diagnostic pad according to claim 1, characterized in that: The side wall of the collecting tank (12) provided with the collecting bin (61) is in the shape of an inclined surface, and the top of the side wall of the collecting tank (12) is in the shape of an inclined surface.