CN215504756U - Uterine cavity perfusion device - Google Patents
Uterine cavity perfusion device Download PDFInfo
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- CN215504756U CN215504756U CN202121289172.7U CN202121289172U CN215504756U CN 215504756 U CN215504756 U CN 215504756U CN 202121289172 U CN202121289172 U CN 202121289172U CN 215504756 U CN215504756 U CN 215504756U
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Abstract
The utility model belongs to the technical field of medical supplies, in particular to a uterine cavity perfusion device, which comprises an injection pump, a perfusion injector and a pressure detection module; the perfusion injector comprises an injector and a perfusion tube, and the inlet end of the perfusion tube is sleeved on an injection port of the injector; a clamping mechanism for clamping the injector is arranged on a fixed seat of the injection pump, and a pressure detection module is arranged on a pushing block of the injection pump; the pressure detection module comprises an inserted link, a fixed link, a pressure sensor, a pressure display and a bolt; is used for detecting the pressure in the uterine cavity after the medicine in the uterine cavity is injected by the injector. The utility model can accurately detect the pressure in the uterine cavity during the operation period of the uterine cavity perfusion.
Description
Technical Field
The utility model relates to the technical field of medical supplies, in particular to a uterine cavity perfusion device.
Background
At present, uterine cavity perfusion is widely applied to clinical treatment as a common treatment means of obstetrics and gynecology. However, it is difficult to know how much the proper amount of the uterine cavity is, and the uterine cavity of each person is different in size.
At present, a micro syringe pump is available for detecting the injection amount. The existing micro-injection pump has the function of pressure detection, but the defect that the accurate pressure detection of the injection amount of the injectors with different sizes can not be realized is not met.
In order to solve the above technical problem, the applicant designs a device capable of more accurately detecting the pressure of the injector to control the proper time for stopping the injection.
SUMMERY OF THE UTILITY MODEL
In order to solve the problems, the applicant provides a uterine cavity perfusion device which can accurately obtain the pressure in a uterine cavity after medicine injection is carried out on the uterine cavity, and avoid excessive uterine cavity perfusion, excessive uterine injury and discomfort of a patient; or too little to result in limited therapy.
In order to achieve the purpose, the utility model adopts the technical scheme that:
a uterine cavity perfusion device comprises an injection pump, a perfusion injector and a pressure detection module;
the perfusion injector comprises an injector and a perfusion tube, and the inlet end of the perfusion tube is sleeved on an injection port of the injector;
a clamping mechanism for clamping the injector is arranged on a fixed seat of the injection pump, and a pressure detection module is arranged on a pushing block of the injection pump;
the pressure detection module comprises an inserted link, a fixed link, a pressure sensor, a pressure display and two bolts; a placing groove is vertically formed in the pushing block of the injection pump from the top end to the bottom, the placing groove comprises a first groove and a second groove which is formed in parallel with the first groove, the length of the cross section of the first groove is larger than that of the cross section of the second groove, and the second groove penetrates through the pushing block towards the end face of the fixed seat to form an opening towards the fixed seat; the inserted bar is positioned in the first groove of the placing groove; one end of the fixed rod is fixed on one side surface of the inserted rod, and the other end of the fixed rod passes through the second groove and faces the fixed seat; the pressure sensor is fixed on the front end face of the fixed rod; the pressure display is positioned on the top of the pushing block and is electrically connected with the pressure sensor; the pressure sensor is used for detecting the pressure in the uterine cavity after the injector injects the medicine into the uterine cavity; the two side faces of the pushing block are provided with bolt holes matched with the two bolts, the bolt holes penetrate into the first groove, and the two bolts penetrate into the first groove in a rotating mode to keep the relative position of the inserting rod and the placing groove fixed.
Further, the clamping mechanism comprises a needle cylinder bracket, a fixed inserted link and an L-shaped bracket; the fixed inserted bar is vertically fixed on the upper end surface of the fixed seat; the syringe carrier includes a first jaw and a second jaw; the L-shaped bracket comprises a vertical rod and a transverse rod; the back surfaces of the first clamping piece and the second clamping piece are fixedly provided with inserting connectors and are respectively inserted on the fixed rod and the vertical rod of the L-shaped bracket through the inserting connectors; the transverse rod of the L-shaped support penetrates through the fixed inserted bar, the tail end of the transverse rod is sleeved with the spring, and the first clamping piece and the second clamping piece can be attached to the syringe needle cylinder and elastically compress the syringe needle cylinder under the action of the spring.
Further, a plurality of small convex points are arranged on the inner walls of the first clamping piece and the second clamping piece.
Further, the small salient points are made of elastic silica gel.
Further, a supporting rod is fixed at the bottom of the vertical rod of the L-shaped support, and the top end of the supporting rod is bordered with the upper end face of the fixed seat.
Further, the position of the pressure sensor fixed on the fixed rod is adjusted by moving the inserted rod up and down in the position of the placing groove, and the position of the pressure sensor is on the same axis with the center position of the piston handle of the perfusion injector.
Further, a height scale is arranged in the height direction of the opening which is formed in the second groove and faces the fixed seat by penetrating the pushing block.
Further, the transverse side length of the cross section of the first groove is larger than that of the cross section of the inserted rod, and the longitudinal side length of the cross section of the first groove is equal to that of the cross section of the inserted rod; and the transverse side length of the cross section of the second groove is greater than that of the cross section of the fixed rod.
Further, the length of the fixing rod is equal to the longitudinal length of the second cross section of the groove.
Compared with the prior art, the beneficial effect who brings is:
according to the utility model, through the pressure detection module arranged on the pushing block of the micro-injection pump in the prior art, the relative depth of the two bolts which are relatively screwed into the first groove can be adjusted according to different sizes and models of the injector, and the central positions of the pressure sensor fixed on the end surface of the fixed rod and the piston handle of the injection injector are on the same axis by moving the relative height of the inserting rod and the placing groove up and down, so that the position of the sensor can be adjusted by changing the central axis position of the piston handle of the injector with different sizes and models, and the purpose of accurately detecting the pressure is achieved. The utility model solves the technical problems in the prior art, and has simple structure and easy popularization.
Drawings
Fig. 1 is a schematic view of the present embodiment without the irrigation syringe installed.
Fig. 2 is a schematic view of the structure of the present embodiment for mounting the perfusion syringe.
Fig. 3 is a sectional view of the push block from the vertical direction of the first groove.
Fig. 4 is a sectional view of the position of the pushing block and the pressure detecting module.
Fig. 5 is a diagram of the relative positions of the bayonet, fixing lever and pressure sensor.
Fig. 6 is a top view of the pusher block.
Fig. 7 is a relative position diagram of the fixing seat and the clamping mechanism in one state.
Fig. 8 is a relative position diagram of the fixing base and the clamping mechanism in another state.
In the figure, the syringe pump 1, the fixed seat 2, the small salient point 3, the clamping mechanism 4, the first clamping piece 41, the second clamping piece 42, the plug 43, the fixed inserted link 44, the spring 45, the L-shaped bracket 46, the vertical rod 461, the transverse rod 462, the support rod 47, the inserted link 5, the pushing block 6, the pressure display 7, the perfusion tube 8, the syringe needle cylinder 9, the injection handle 10, the bolt 11, the pressure sensor 12, the first groove 13, the second groove 14, the fixed rod 15 and the height scale 165.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When a component is referred to as being "connected" to another component, it can be directly connected to the other component or intervening components may also be present. When a component is referred to as being "disposed on" another component, it can be directly on the other component or intervening components may also be present. The terms "vertical," "horizontal," "left," "right," and the like as used herein are for illustrative purposes only.
Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the utility model herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the utility model. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.
Example 1:
referring to fig. 1-8, a uterine cavity perfusion device according to an embodiment of the present invention includes an injection pump 1, a perfusion syringe, and a pressure detection module; the injection pump 1 belongs to the structure composition of a micro injection pump 1 which can be known by the prior art of the field, the perfusion injector comprises an injector and a perfusion tube 8, and the inlet end of the perfusion tube 8 is sleeved on the injection port of the injector; a fixed seat 2 of the injection pump 1 is provided with a clamping mechanism 4 for clamping an injector, and a pushing block 6 of the injection pump 1 is provided with a pressure detection module; the pressure detection module comprises an inserted link 5, a fixed link 15, a pressure sensor 12, a pressure display 7 and two bolts 11; a placing groove is vertically formed in the pushing block 6 of the injection pump 1 from the top end to the bottom, the placing groove comprises a first groove 13 and a second groove 14 which is formed in parallel with the first groove 13, the length of the cross section of the first groove 13 is larger than that of the cross section of the second groove 14, and the second groove 14 penetrates through the pushing block 6 towards the end face of the fixed seat 2 to form an opening towards the fixed seat 2; the inserted bar 5 is positioned in a first groove 13 of the placing groove; one end of the fixing rod 15 is fixed on one side surface of the inserting rod 5, and the other end of the fixing rod passes through the second groove 14 and faces the fixing seat 2; the pressure sensor 12 is fixed on the front end face of the fixing rod 15; the pressure display 7 is positioned on the top of the pushing block 6 and is electrically connected with the pressure sensor 12; the pressure sensor 12 is used for detecting the pressure in the uterine cavity after the medicine in the uterine cavity is injected by the injector; bolt 11 holes matched with the two bolts 11 are formed in the two side faces of the pushing block 6, the bolt 11 holes penetrate into the first groove 13, and the two bolts 11 penetrate into the first groove 13 in a rotating mode respectively to keep the relative position of the inserting rod 5 and the placing groove fixed.
In the present invention, referring to fig. 1, 2, 7 and 8, the holding mechanism 4 comprises a syringe bracket, a fixed plunger 544 and an L-shaped bracket 46; the fixed insertion rod 544 is vertically fixed on the upper end surface of the fixed seat 2; the needle cylinder bracket comprises a first clamping piece 41 and a second clamping piece 42; the L-shaped bracket 46 includes a vertical rod 461 and a transverse rod 462; the back surfaces of the first clamping piece 41 and the second clamping piece 42 are both fixedly provided with a plug-in connector 43, and are respectively plugged on the fixed rod 15 and the vertical rod 461 of the L-shaped bracket 46 through the plug-in connectors 43; the transverse rod 462 of the L-shaped bracket 46 passes through the fixed insertion rod 544, and the tail end of the transverse rod 462 is sleeved with the spring 45, so that the first clamping piece 41 and the second clamping piece 42 can fit the syringe needle cylinder 9 and elastically press the syringe needle cylinder 9 under the action of the spring 45.
Referring to fig. 1, a plurality of small protrusions 3 are further disposed on the inner walls of the first clip 41 and the second clip 42. Such design for prior art, has better anti-skidding effect, consolidates the advantage of the steadiness of centre gripping. Preferably, the material of the small salient points 3 is elastic silica gel.
Referring to fig. 7 and 8, a supporting rod 47 is further fixed at the bottom of the vertical rod 461 of the L-shaped bracket 46, and the top end of the supporting rod 47 borders the upper end surface of the fixing base 2. Such design, for prior art, has the advantage of better relative steadiness when fixture 4 after laminating injection tube centre gripping injection tube.
Referring to fig. 4, a height scale 16 is arranged in the height direction of an opening facing the fixed seat 2, which is formed by penetrating the pushing block 6 in the groove two 14 towards the end surface of the fixed seat 2. This has the advantage that the plunger 5 can be adjusted more quickly in the vertical direction up and down to the position of the central axis of the injection handle 10 of the syringe than in the prior art.
Referring to fig. 3 and 4, the transverse side length of the cross section of the first groove 13 is greater than that of the cross section of the inserted link 5, and the longitudinal side length of the cross section of the first groove 13 is equal to that of the cross section of the inserted link 5; the transverse side length of the cross section of the second groove 14 is larger than that of the cross section of the fixing rod 15. Therefore, when injectors of different sizes and models are used, the relative depth of the two bolts 11 which are oppositely screwed into the first grooves 13 can be adjusted left and right, and the central axis positions of the injection handles 10 of the injectors are matched.
Referring to fig. 1 and 2, the length of the fixing rod 15 is equal to the longitudinal length of the cross section of the second groove 14.
When the device is used, the injection sleeve of the perfusion injector is firstly fixed on the needle cylinder bracket of the holding mechanism, then the pushing block of the injection pump is started to move to be close to the side of the injection handle of the injector, the relative height numerical value of the central axis position of the injection handle is read out through the height scale marked on the pushing block, then the inserted bar is adjusted up and down to move the pressure sensor fixed on the fixed bar on the inserted bar to the read numerical height, then the relative position of the inserted link and the first groove is adjusted by adjusting the relative depth of the two bolts which are respectively and oppositely screwed into the first groove until the two bolts are superposed with the central axis of the injection handle, thus, the pressure sensor and the center position of the piston handle of the perfusion injector are on the same axis, therefore, the position of the sensor can be adjusted by changing the position of the central axis of the piston handle of the syringes with different sizes and models, and the purpose of accurately detecting the pressure is achieved.
The above description is for the purpose of illustrating the preferred embodiments of the present invention, but the present invention is not limited thereto, and all equivalent changes and modifications, such as the sizes of the components, etc., which are made within the technical spirit of the present invention should fall within the scope of the present invention.
Claims (9)
1. A uterine cavity perfusion device is characterized by comprising an injection pump, a perfusion injector and a pressure detection module;
the perfusion injector comprises an injector and a perfusion tube, and the inlet end of the perfusion tube is sleeved on an injection port of the injector;
a clamping mechanism for clamping the injector is arranged on a fixed seat of the injection pump, and a pressure detection module is arranged on a pushing block of the injection pump;
the pressure detection module comprises an inserted link, a fixed link, a pressure sensor, a pressure display and two bolts; a placing groove is vertically formed in the pushing block of the injection pump from the top end to the bottom, the placing groove comprises a first groove and a second groove which is formed in parallel with the first groove, the length of the cross section of the first groove is larger than that of the cross section of the second groove, and the second groove penetrates through the pushing block towards the end face of the fixed seat to form an opening towards the fixed seat; the inserted bar is positioned in the first groove of the placing groove; one end of the fixed rod is fixed on one side surface of the inserted rod, and the other end of the fixed rod passes through the second groove and faces the fixed seat; the pressure sensor is fixed on the front end face of the fixed rod; the pressure display is positioned on the top of the pushing block and is electrically connected with the pressure sensor; the pressure sensor is used for detecting the pressure in the uterine cavity after the injector injects the medicine into the uterine cavity; the two side faces of the pushing block are provided with bolt holes matched with the two bolts, the bolt holes penetrate into the first groove, and the two bolts penetrate into the first groove in a rotating mode to keep the relative position of the inserting rod and the placing groove fixed.
2. A uterine cavity infusion device according to claim 1, wherein: the clamping mechanism comprises a needle cylinder bracket, a fixed inserted link and an L-shaped bracket; the fixed inserted bar is vertically fixed on the upper end surface of the fixed seat; the syringe carrier includes a first jaw and a second jaw; the L-shaped bracket comprises a vertical rod and a transverse rod; the back surfaces of the first clamping piece and the second clamping piece are fixedly provided with inserting connectors and are respectively inserted on the fixed rod and the vertical rod of the L-shaped bracket through the inserting connectors; the transverse rod of the L-shaped support penetrates through the fixed inserted bar, the tail end of the transverse rod is sleeved with the spring, and the first clamping piece and the second clamping piece can be attached to the syringe needle cylinder and elastically compress the syringe needle cylinder under the action of the spring.
3. A uterine cavity infusion device according to claim 2, wherein: and a plurality of small convex points are also arranged on the inner walls of the first clamping piece and the second clamping piece.
4. A uterine cavity infusion device according to claim 3, wherein: the small salient points are made of elastic silica gel.
5. A uterine cavity infusion device according to claim 2, wherein: the bottom of the vertical rod of the L-shaped support is also fixed with a supporting rod, and the top end of the supporting rod is bordered by the upper end face of the fixed seat.
6. A uterine cavity infusion device according to claim 1, wherein: the position of the pressure sensor fixed on the fixed rod and the central position of the piston handle of the perfusion injector are adjusted on the same axis by moving the inserted rod up and down in the position of the placing groove.
7. A uterine cavity infusion device according to claim 1, wherein: and a height scale is arranged in the height direction of the opening which is formed in the second groove and faces the fixed seat by penetrating the pushing block.
8. A uterine cavity infusion device according to claim 1, wherein: the transverse side length of the cross section of the first groove is larger than that of the cross section of the inserted rod, and the longitudinal side length of the cross section of the first groove is equal to that of the cross section of the inserted rod; and the transverse side length of the cross section of the second groove is greater than that of the cross section of the fixed rod.
9. A uterine cavity infusion device according to claim 1, wherein: the length of the fixing rod is equal to the longitudinal length of the cross section of the second groove.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121289172.7U CN215504756U (en) | 2021-06-09 | 2021-06-09 | Uterine cavity perfusion device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121289172.7U CN215504756U (en) | 2021-06-09 | 2021-06-09 | Uterine cavity perfusion device |
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| Publication Number | Publication Date |
|---|---|
| CN215504756U true CN215504756U (en) | 2022-01-14 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121289172.7U Active CN215504756U (en) | 2021-06-09 | 2021-06-09 | Uterine cavity perfusion device |
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| CN (1) | CN215504756U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114041454A (en) * | 2021-11-11 | 2022-02-15 | 首都医科大学附属北京安贞医院 | Tissue perfusion control method and device and perfusion system |
| CN114470478A (en) * | 2022-03-09 | 2022-05-13 | 上海颖特微络医疗科技有限公司 | Intracavity treatment catheter |
-
2021
- 2021-06-09 CN CN202121289172.7U patent/CN215504756U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114041454A (en) * | 2021-11-11 | 2022-02-15 | 首都医科大学附属北京安贞医院 | Tissue perfusion control method and device and perfusion system |
| CN114470478A (en) * | 2022-03-09 | 2022-05-13 | 上海颖特微络医疗科技有限公司 | Intracavity treatment catheter |
| CN114470478B (en) * | 2022-03-09 | 2024-04-23 | 上海颖特微络医疗科技有限公司 | Intracavity treatment catheter |
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