CN117504021A - Non-blocking medical flushing aspirator - Google Patents
Non-blocking medical flushing aspirator Download PDFInfo
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- CN117504021A CN117504021A CN202410022801.1A CN202410022801A CN117504021A CN 117504021 A CN117504021 A CN 117504021A CN 202410022801 A CN202410022801 A CN 202410022801A CN 117504021 A CN117504021 A CN 117504021A
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- Prior art keywords
- flow channel
- flow
- valve core
- negative pressure
- channel
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- 238000011010 flushing procedure Methods 0.000 title claims abstract description 61
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 81
- 230000000903 blocking effect Effects 0.000 claims abstract description 16
- 238000004891 communication Methods 0.000 claims description 25
- 230000002262 irrigation Effects 0.000 claims description 16
- 238000003973 irrigation Methods 0.000 claims description 16
- 238000000034 method Methods 0.000 abstract description 6
- 230000008569 process Effects 0.000 abstract description 5
- 230000009471 action Effects 0.000 description 5
- 238000004140 cleaning Methods 0.000 description 5
- 238000007789 sealing Methods 0.000 description 4
- 239000012530 fluid Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 210000004369 blood Anatomy 0.000 description 1
- 239000008280 blood Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 210000000416 exudates and transudate Anatomy 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000001356 surgical procedure Methods 0.000 description 1
Classifications
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M1/00—Suction or pumping devices for medical purposes; Devices for carrying-off, for treatment of, or for carrying-over, body-liquids; Drainage systems
- A61M1/71—Suction drainage systems
- A61M1/77—Suction-irrigation systems
- A61M1/772—Suction-irrigation systems operating alternately
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M1/00—Suction or pumping devices for medical purposes; Devices for carrying-off, for treatment of, or for carrying-over, body-liquids; Drainage systems
- A61M1/71—Suction drainage systems
- A61M1/77—Suction-irrigation systems
- A61M1/774—Handpieces specially adapted for providing suction as well as irrigation, either simultaneously or independently
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M1/00—Suction or pumping devices for medical purposes; Devices for carrying-off, for treatment of, or for carrying-over, body-liquids; Drainage systems
- A61M1/84—Drainage tubes; Aspiration tips
Landscapes
- Health & Medical Sciences (AREA)
- Heart & Thoracic Surgery (AREA)
- Biomedical Technology (AREA)
- Vascular Medicine (AREA)
- Engineering & Computer Science (AREA)
- Anesthesiology (AREA)
- Hematology (AREA)
- Life Sciences & Earth Sciences (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Pulmonology (AREA)
- Surgery (AREA)
- External Artificial Organs (AREA)
Abstract
The utility model provides an unobstructed medical flushing aspirator, includes the main part, the main part is equipped with flow channel, the main part still be equipped with the flow channel is linked together, be equipped with the control on the flow channel the negative pressure control valves that flow channel opened and close, be equipped with the flushing control valves that is used for controlling the flow channel and opens and close on the flow channel, flushing control valves includes first case, first button and is located the first connecting piece of flow channel both sides, the negative pressure control valves includes second case, second button and is located the second connecting piece of flow channel both sides. According to the invention, the first connecting piece and the second connecting piece which avoid the flow channel are arranged, so that the water inlet channel and the flow channel are opened and closed, and in the opening and closing process, the first valve core and the second valve core do not pass through the flow channel all the time, so that the flow channel is not blocked, the smoothness of the flow of dirt on the flow channel is improved, and the blocking condition of the flow channel is greatly reduced.
Description
Technical Field
The invention belongs to the technical field of medical appliances, and particularly relates to an unobstructed medical flushing aspirator.
Background
In the process of performing the operation, the doctor has unclear operation vision due to the existence of dirt such as blood, exudates and the like, and the used tool is a medical flushing aspirator which needs to discharge the dirt out of the body in time. The current flushing aspirator on the market comprises two devices, namely a flusher and an aspirator, wherein the flusher is used for controlling the output of flushing fluid, the aspirator is used for controlling a negative pressure aspirator, the using method is that firstly, the flusher is used for controlling the flushing fluid to flush the operation wound surface, the concentration of dirt is diluted, and then the negative pressure aspirator is used for sucking out the dirt.
The flushing aspirator is provided with a channel for the dirt to flow, and in the process of sucking out the dirt, the channel should be kept as smooth and unobstructed as possible in order to ensure that the dirt can flow smoothly in the channel. However, the flushing aspirator used in the market at present, in which the valve core for controlling the flushing liquid and the negative pressure aspirator basically needs to pass through the channel, can block dirt flowing through the channel, thereby causing a situation that the channel is blocked by larger dirt, and affecting the operation of doctors.
Disclosure of Invention
The invention aims to solve the defect that the flow channel of the existing medical irrigation aspirator is blocked possibly due to the blockage of dirt, and provides an unobstructed medical irrigation aspirator which can minimize the probability of the blocked channel.
The technical scheme adopted for solving the technical problems is as follows: the utility model provides an unobstructed medical flushing aspirator, includes the main part, the main part is equipped with suction inlet, negative pressure interface and sparge water interface, still includes the intercommunication suction inlet and negative pressure interface's flow channel and the intercommunication flow channel and the inlet channel of sparge water interface, still includes flushing control valves and negative pressure control valves, flushing control valves is used for control inlet channel with flow channel's intercommunication and shutoff, include: first connecting holes arranged at two sides of the inner flow channel in the main body piece; a first connection member installed in the first connection hole; a first valve core which is driven by the inner end of the first connecting piece and acts on the water inlet channel close to one end of the suction port in a telescopic way so as to open and close the water inlet channel, and a first button which acts on the outer end of the first connecting piece in a pressing way; the negative pressure control valve group is used for controlling the communication and blocking of the negative pressure interface and the flow channel and comprises second connecting holes arranged in the main body parts close to the two sides of the flow channel of the negative pressure interface; a second connecting member installed in the second connecting hole; a second valve core which is driven by the inner end of the second connecting piece and acts on the flow channel close to one end of the negative pressure interface in a telescopic way so as to open and close the communication between the flow channel and the negative pressure interface, and a second button which acts on the outer end of the second connecting piece in a pressing way; the first button and the second button are arranged side by side on the top surface of the main body piece.
Further, the flow channel comprises a first flow part, a second flow part and a third flow part in the vertical direction, wherein two ends of the third flow part are respectively communicated with the first flow part and the second flow part, the second flow part is connected to the bottom end of the third flow part, the free end of the first flow part is communicated with the suction port, the free end of the second flow part is communicated with the negative pressure port, the first valve core is positioned below the first flow part, and the second valve core stretches and contracts to act on the third flow part so as to realize the communication and blocking of the first flow part and the second flow part.
Further, the flow channel is a straight line channel, the suction port and the negative pressure interface are horizontally connected to two ends of the flow channel along the straight line, the first valve core is located below the flow channel, and the second valve core acts on one end, close to the negative pressure interface, of the flow channel in a telescopic manner, so that communication and blocking between the flow channel and the negative pressure interface are achieved.
Further, the water inlet channel is L-shaped and comprises a communicating part along the vertical direction and an input part along the horizontal direction, wherein the communicating part is positioned right below the flow channel and is orthogonally communicated with the flow channel, and the free end of the input part is communicated with the flushing water interface.
Further, the main body piece further comprises a first central hole and a second central hole which are arranged on the bottom surface of the main body piece and communicated with the flow channel, and the first valve core stretches and moves in the first central hole and is tightly abutted against the inner wall of the first central hole so as to realize the communication and blocking of the input part and the communication part of the water inlet channel; the second valve core stretches and contracts to move in the second center hole, and the second valve core stretches out of the top of the second center hole and stretches into the flow channel to control the opening and closing of the flow channel.
Further, the first connecting hole and the second connecting hole penetrate through the main body part in the vertical direction respectively, and the first connecting hole is symmetrically arranged at two sides of the orthogonal communication position of the flow channel and the water inlet channel and is used for enabling the first connecting part to move in the first connecting hole in a telescopic manner; the second connecting holes are symmetrically arranged on two sides of the flow channel and used for enabling the second connecting piece to stretch and move in the second connecting holes.
Further, the first connecting holes and the second connecting holes are both arranged in two, the two first connecting holes are symmetrically arranged on the circular rings of the concentric circles of the first central hole, and the two second connecting holes are symmetrically arranged on the circular rings of the concentric circles of the second central hole.
Further, the flushing control valve group further comprises a first elastic piece and a first connecting sleeve, the first connecting sleeve is in threaded connection with the lower portion of the main body piece, the first elastic piece is connected with the lower portion of the first valve core and moves in the first connecting sleeve in a telescopic mode, and the first elastic piece is used for achieving resetting after the first valve core is pressed to move downwards.
Further, the first valve core comprises a moving part and a connecting part, the moving part is vertically connected with the connecting part and inserted into the first central hole, and the connecting part is used for connecting the first elastic piece and is abutted with the bottom end side wall of the first central hole when the first elastic piece is stretched.
Further, when the connecting portion is abutted to the bottom end side wall of the first central hole, the top end of the moving portion is at least higher than the top end of the input portion of the water inlet channel, and when dirt flows through the flow channel, the water inlet channel is in a closed state.
The barrier-free medical flushing aspirator provided by the invention has the beneficial effects that: the first connecting piece which does not pass through the flow channel is arranged, so that the first valve core can move up and down to control the opening and closing of the water inlet channel; and the second connecting piece which does not pass through the flow channel is arranged, so that the second valve core moves up and down to control the opening and closing of one end of the flow channel close to the negative pressure interface, and therefore, the flushing and suction functions of the flushing suction device are switched, and the first connecting piece and the second connecting piece do not pass through the flow channel when the functions are switched, so that the smoothness of dirt in the flow channel can be ensured, and the blocking of the flushing suction device is greatly reduced.
Drawings
FIG. 1 is a schematic view showing the structure of an unobstructed medical irrigation aspirator according to embodiment 1 of the present invention;
FIG. 2 is a cross-sectional view of an unobstructed medical irrigation aspirator as provided in embodiment 1 of the present invention;
FIG. 3 is a cross-sectional view of an unobstructed medical irrigation aspirator taken along the center of the irrigation control valve set, as provided by embodiment 1 of the present invention;
FIG. 4 is a cross-sectional view of an unobstructed medical irrigation aspirator taken along the center of the negative pressure control valve set provided by embodiment 1 of the present invention;
FIG. 5 is a cross-sectional view of an unobstructed medical irrigation aspirator as provided in embodiment 2 of the present invention;
in the figure:
1. a body member; 11. a flow channel; 111. a first flow section; 112. a second flow section; 113. a third flow portion; 12. a suction port; 13. a negative pressure interface; 14. a water inlet channel; 15. a first central bore; 16. a second central bore; 17. a flush water interface; 2. flushing the control valve group; 21. a first valve core; 22. a first button; 23. a first connector; 24. a first elastic member; 25. a first connection sleeve; 3. a negative pressure control valve group; 31. a second valve core; 32. a second button; 33. a second connector; 34. a second elastic member; 35. and a second connecting sleeve.
Detailed Description
The present invention will be described in further detail with reference to the drawings and examples, in order to make the objects, technical solutions and advantages of the present invention more apparent. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the invention.
Example 1
Referring to fig. 1, an unobstructed medical irrigation aspirator is provided in accordance with an embodiment of the present invention. The flushing aspirator comprises a main body part 1, wherein a flow channel 11 and a water inlet channel 14 are arranged on the main body part 1, two ends of the flow channel 11 are respectively provided with a suction port 12 and a negative pressure interface 13, one end of the water inlet channel 14 is communicated with the position of the flow channel 11 between the suction port 12 and the negative pressure interface 13, and the other end of the water inlet channel 14 is provided with a flushing water interface 17. The dirt is sucked into the flow passage 11 through the suction port 12 and discharged through the negative pressure port 13. The flushing water connection 17 is used for supplying cleaning water for cleaning the place where the patient needs to be sucked and is led out through the flow channel 11. Specifically, the flow path 11 is configured to allow the flush water from the flush water port 17 to pass through to perform a flushing function during flushing, and to allow the dirt from the suction port 12 to flow out of the negative pressure port 13 during suction to perform a suction function. As shown in fig. 2, two ends of the main body 1 along the length direction are respectively communicated with a suction port 12 and a negative pressure interface 13 for externally connecting negative pressure equipment, so that dirt enters the flow channel 11 from the suction port 12 under the action of negative pressure and flows out of the negative pressure interface 13 through the flow channel 11, and the dirt is smoothly led out of the flow channel 11.
In order to achieve the flushing function, it is necessary to conduct water from the flushing water port 17 through the flow channel 11 from the suction port 12, and it is necessary to provide the flushing control valve group 2. In order to realize the on-off control of the negative pressure interface 13, a negative pressure control valve group 3 is required to be arranged.
The negative pressure control valve group 3 is arranged on the main body 1 and near the negative pressure interface 13, and is used for controlling whether the flow channel 11 is communicated with the negative pressure interface 13, when the negative pressure control valve group 3 is pressed down (fig. 4), the flow channel 11 is opened, when the negative pressure interface 13 is connected with negative pressure equipment, the suction of the flushing aspirator to dirt can be realized through the negative pressure equipment, the dirt is sucked from the suction port 12 and flows through the flow channel 11, and is led out from the negative pressure interface 13, at the moment, the flushing control valve group 2 closes the communication between the water inlet channel 14 and the flow channel 11 (fig. 3), so that the suction function of the flushing aspirator is realized;
the flushing control valve group 2 is arranged at a position (figure 3) where the flow channel 11 and the water inlet channel 14 are communicated in the main body piece 1, a flushing water interface 17 is arranged on the side wall of the main body piece 1 and is communicated with the water inlet channel 14, and the flushing water interface 17 is used for externally connecting flushing water. Because the water inlet channel 14 is provided with the flushing control valve group 2 for controlling the opening and closing of the water inlet channel 14, when the flushing control valve group 2 controls the water inlet channel 14 to be opened, the negative pressure control valve group 3 closes the control flow channel 11 to block, flushing water can enter the water inlet channel 14 through the flushing water interface 17 and then flow out of the suction port 12 through the flow channel 11, and the water flow output by the suction port 12 cleans the place where the patient needs to be cleaned, so that the flushing function of the flushing aspirator is realized.
The flushing control valve group 2 comprises a first valve core 21, a first button 22 and a first connecting piece 23 for connecting the first valve core 21 and the first button 22, wherein the first button 22 and the first valve core 21 are respectively arranged on two opposite sides of the flow channel, the first connecting piece 23 stretches and moves on the main body on two sides of the flow channel 11, one end of the first connecting piece 23 is fixedly connected with the first button 22, the other end of the first connecting piece 23 is abutted against the first valve core 21, the stretching and the movement of the first valve core 21 on the water inlet channel 14 are realized, the first button 22 is pressed to drive the first connecting piece 23 to move downwards, the first connecting piece 23 abuts against the first valve core 21 and drives the first valve core 21 to move downwards on the water inlet channel 14, so that the opening of the water inlet channel 14 is realized, otherwise, when the first button 22 is not pressed, the water inlet channel 14 is in a closed state, and the first valve core 21 is always positioned below the flow channel 11 no matter whether the water inlet channel 14 is opened or closed;
when the water inlet channel 14 is opened (fig. 2), flushing water enters the water inlet channel 14 from the flushing water interface 17 and flows into the flow channel 11, in order to realize that flushing water smoothly flows out of the suction port 12 in one direction, at the moment, one end of the flow channel 11, which is close to the negative pressure interface 13, needs to be blocked, therefore, one end, which is close to the negative pressure interface 13, of the main body member 1 is provided with a negative pressure control valve group 3, the negative pressure control valve group 3 comprises a second valve core 31, a second button 32 and a second connecting piece 33, and the second button 32 and the second valve core 31 are respectively connected to the upper end and the lower end of the main body member 1, one end of the second connecting piece 33 is fixedly connected with the second button 32, and the second connecting piece 33 stretches and contracts in the main body member 1 at two sides of the flow channel 11 by pressing the second button 32, the other end of the second connecting piece 33 is abutted against the second valve core 31, so that the second valve core 31 stretches and contracts in the flow channel 11, and the second button 32 drives the second connecting piece 33 to move downwards by pressing the second button 32, so that the second connecting piece 33 abuts against the second valve core 31 and drives the second valve core 31 to move downwards in the flow channel 11, and vice versa, and when the flow channel 11 is opened, and the flow channel 11 is not closed;
when the flushing function is used, the second button 32 is closed (namely, the initial state of the second button 32 is kept), the first button 22 is pressed, the opening of the water inlet channel 14 is realized, the flushing water interface 17 is connected with flushing water, the flushing water flows through the water inlet channel 14 and fills the flow channel 11, finally, the flushing water flows out of the suction port 12 to clean the part to be cleaned, and after the cleaning is finished, the first button 22 drives the first connecting piece 23 to block the water inlet channel 14 by the first valve core 21, so that the water inlet channel 14 is closed. When the suction function is used, the first button 22 closes the water inlet channel 14 (the first button 22 is restored to the initial state), the second button 32 is pressed, the second valve core 31 opens the flow channel 11 connected with the negative pressure equipment, dirt after cleaning flows into the flow channel 11 from the suction port 12 together and flows out from the negative pressure interface 13, cleaning and suction removal in the operation process of a patient are realized, because the first connecting piece 23 and the second connecting piece 33 bypass the flow channel 11, the first valve core 21 and the second valve core 31 are respectively connected in the main body piece 1 at two sides of the flow channel 11, the first connecting piece 23 and the second connecting piece 33 do not pass through the flow channel 11, and when the first button 22 is normally not stressed to be positioned above the main body piece 1, the first valve core 21 is also positioned below the flow channel 11, so that the smooth flow of the dirt in the flow channel 11 can be ensured, the situation that the doctor is influenced by blockage in the flow channel 11 is reduced, and the smooth operation progress is realized.
In this embodiment, the main body 1 is provided with a first connecting hole and a second connecting hole for the first connecting piece 23 and the second connecting piece 33 to move in a telescopic manner, the first connecting hole and the second connecting hole penetrate through the main body 1 along the vertical direction, in order to reduce the influence of the first connecting piece 23 on the flow of objects in the main body 1, the first connecting piece 23 is arranged in the side wall of the flow channel 11 and the side wall of the water inlet channel 14 at the same time, in order to reduce the influence of the second connecting piece 33 on the flow of objects in the main body 1, the second connecting piece 33 is arranged in the side wall of the flow channel 11, and the first connecting hole and the second connecting hole are arranged in parallel along the moving direction, so that the space layout rationality of the main body 1 is improved, and the first connecting hole and the second connecting hole are arranged in parallel, so that the moving direction synchronization of the first valve core 21 and the second valve core 31 can be realized, and the convenience in use of the flushing aspirator is improved.
In the present embodiment, the flow channel 11 includes a first flow portion 111, a second flow portion 112 and a third flow portion 113 in a vertical direction, both ends of the third flow portion 113 are respectively in orthogonal communication with the first flow portion 111 and the second flow portion 112, and the first flow portion 111 is connected to a top end of the third flow portion 113, the second flow portion 112 is connected to a bottom end of the third flow portion 113, a free end of the first flow portion 111 is in communication with the suction port 12, a free end of the second flow portion 112 is in communication with the negative pressure port 13 for introducing dirt from the suction port 12 into the flow channel 11, and sequentially passing through the first flow portion 111, the third flow portion 113 and the second flow portion 112, and finally being sucked out from the negative pressure port 13; specifically, the first valve core 21 is located below the first flow portion 111, so that no obstruction is caused to the flow of dirt, the second valve core 31 stretches and contracts to act on the third flow portion 113, so that the communication and blocking between the first flow portion 111 and the second flow portion 112 are achieved, and when the second valve core 31 stretches into the third flow portion 113 to close the flow channel 11, the outer wall of the second valve core 31 fully contacts with the inner wall of the third flow portion 113, so that the sealing performance of the second valve core 31 for closing the flow channel 11 is improved, smooth switching between the flushing function and the suction function of the flow channel 11 is ensured, and convenience and working efficiency of a doctor during surgery are improved.
In this embodiment, the water inlet channel 14 is L-shaped (fig. 3), the water inlet channel 14 includes a vertically communicating portion and a horizontally inputting portion which are integrally formed and communicate with each other, the communicating portion of the water inlet channel 14 communicates with the flow channel 11 and is located vertically under the flow channel 11, and the inputting portion of the water inlet channel 14 communicates with the flushing water interface 17 of the main body member 1 for inputting flushing water.
In this embodiment, the bottom of the main body 1 is respectively provided with a first central hole 15 (fig. 3) and a second central hole 16 (fig. 4) which are communicated with the flow channel 11, the first central hole 15 is located on the water inlet channel 14, and the communicating part of the water inlet channel 14 coincides with a part of the first central hole 15, so that in order to improve the blocking effect of the first valve core 21 on the water inlet channel 14, the inner wall of the first central hole 15 is tightly abutted with the first valve core 21, the first valve core 21 is telescopically moved in the first central hole 15 through the first button 22 and the first connecting piece 23, thereby realizing the movement of the first valve core 21 into and out of the communicating part, realizing the communication and blocking of the input part and the communicating part of the water inlet channel 14, and further controlling the opening and closing of the water inlet channel 14;
the second central hole 16 is vertically arranged below one end of the flow channel 11 near the negative pressure interface 13 (fig. 4), the second valve core 31 stretches and contracts to move in the second central hole 16 through the second button 32 and the second connecting piece 33, and the opening and closing of the flow channel 11 are controlled by extending out of the top of the second central hole 16 and extending into the flow channel 11, specifically, the second valve core 31 can move downwards below the top of the second central hole 16, the flow channel 11 is not blocked, and the smoothness of dirt flowing in the flow channel 11 is improved.
Specifically, two first connecting holes and two second connecting holes are respectively arranged on two symmetrical sides of the flow channel 11, the two first connecting holes are positioned on a circular ring concentric with the first central hole 15, so that the two first connecting pieces 23 can uniformly apply force to the first valve core 21, the two second connecting holes are also positioned on two symmetrical sides of the flow channel 11, and the two second connecting holes are positioned on a circular ring concentric with the second central hole 16, so that the two second connecting pieces 33 can uniformly apply force to the second valve core 31;
specifically, the first connecting member 23 and the second connecting member 33 are cylindrical, in this embodiment, the first connecting member 23 and the second connecting member 33 are two cylindrical uprights symmetrically arranged, and in other embodiments, the number of the first connecting member 23 and the second connecting member 33 may be 3 or four, so that the first connecting hole and the second connecting hole are also circular, and the movement smoothness of the first connecting member 23 and the second connecting member 33 is improved.
In this embodiment, the flush control valve unit 2 further includes a first elastic member 24 and a first connecting sleeve 25 (fig. 3), the first connecting sleeve 25 is screwed below the main body 1, the first elastic member 24 is connected below the first valve core 21 and moves in the first connecting sleeve 25 in a telescopic manner, two ends of the first elastic member 24 respectively abut against the lower portion of the first valve core 21 and the inner wall of the first connecting sleeve 25, and when the first button 22 is not forced, the first valve core 21 can automatically reset and rise to the highest position under the elastic action of the first elastic member 24;
the negative pressure control valve group 3 includes a second elastic member 34 and a second connecting sleeve 35 (fig. 4), the second connecting sleeve 35 is in threaded connection with the lower part of the main body 1, the second elastic member 34 is connected with the lower part of the second valve core 31 and moves in the second connecting sleeve 35 in a telescopic manner, two ends of the second elastic member 34 are respectively abutted against the lower part of the second valve core 31 and the inner wall of the second connecting sleeve 35, when the second button 32 is not applied with force, the second valve core 31 can automatically reset and rise to the highest position under the elastic action of the second elastic member 34, so that the service efficiency of the flushing aspirator is improved.
The first valve core 21 comprises a moving part and a connecting part (fig. 3) which are integrally connected, the moving part is vertically inserted into and stretches and moves in the first central hole 15 along the vertical direction under the action of the first connecting piece 23, the connecting part is vertically connected with the bottom end of the moving part and is abutted against the bottom end side wall of the first central hole 15 under the action of the first elastic piece 24, so that the reset and limit of the first valve core 21 are realized, specifically, when the connecting part is abutted against the bottom side wall of the first central hole 15, the top end of the moving part is at least higher than the top end of the input part of the water inlet channel 14, and the closed state of the water inlet channel 14 under the condition that the first button 22 is not stressed is realized, so that the discharge of dirt from the flow channel 11 after the flushing is satisfied; the side wall of the first valve core 21 is further sleeved with a sealing element, and the sealing element is connected to two ends of the moving part along the moving direction and is used for improving the sealing performance of the first valve core 21 and the inner wall of the first central hole 15 and realizing complete blocking of the water inlet channel 14.
Example 2
The embodiment of the invention provides an unobstructed medical irrigation aspirator, and the difference between the embodiment 2 and the embodiment 1 is that: the shape of the flow channel.
Referring to fig. 5, the flow channel 11 is a straight channel, the suction port 12 and the negative pressure interface 13 are horizontally connected at two ends of the flow channel 11 along a straight line, and the first valve core 21 is also located below the flow channel 11, so that dirt can not flow through the flow channel 11, the second valve core 31 stretches and contracts to act on one end of the flow channel 11 close to the negative pressure interface 13, so that communication and blocking of the flow channel 11 and the negative pressure interface 13 are realized, and when the flow channel 11 and the negative pressure interface 13 are communicated, the suction channel is opened, at the moment, the second valve core 31 is completely located below the flow channel 11, dirt enters the flow channel 11 from the suction port 12 and flows all the way to the negative pressure interface 13 along the straight line to be sucked out, and in the flowing process of the dirt, the inner wall of the whole flow channel 11 is smooth and no obstruction is generated on the channel, so that the flowing speed of the dirt in the flow channel 11 can be improved, the blocking condition of the dirt in the flow channel 11 can be avoided, and the doctor operation can be ensured.
The foregoing description of the preferred embodiment of the invention is not intended to be limiting, but rather is intended to cover all modifications, equivalents, and alternatives falling within the spirit and principles of the invention.
Claims (10)
1. An unobstructed medical irrigation aspirator, comprising: the main part (1), main part (1) are equipped with suction inlet (12), negative pressure interface (13) and sparge water interface (17), still include the intercommunication suction inlet (12) and negative pressure interface's flow channel (11) and intercommunication flow channel (11) and sparge water interface (17) inlet channel (14), its characterized in that still includes flushing control valves (2) and negative pressure control valves (3), flushing control valves (2) are used for controlling inlet channel (14) with flow channel (11)'s intercommunication and shutoff include: first connecting holes arranged at both sides of the inner flow channel (11) in the main body piece (1); a first connection member (23) fitted in the first connection hole; a first valve core (21) which is driven by the inner end of the first connecting piece (23) and acts on the water inlet channel (14) close to one end of the suction port (12) in a telescopic way so as to open and close the water inlet channel (14) and the flow channel (11), and a first button (22) which acts on the outer end of the first connecting piece (23) in a pressing way; the negative pressure control valve group (3) is used for controlling the communication and blocking of the negative pressure interface (13) and the flow channel (11) and comprises second connecting holes arranged in the main body pieces (1) close to the two sides of the flow channel (11) of the negative pressure interface (13); a second connecting member (33) fitted in the second connecting hole; a second valve core (31) which is driven by the inner end of the second connecting piece (33) and acts on the flow channel (11) near one end of the negative pressure interface (13) in a telescopic way so as to open and close the communication between the flow channel and the negative pressure interface (13), and a second button (32) which acts on the outer end of the second connecting piece (33) in a pressing way; the first button (22) and the second button (32) are arranged side by side on the top surface of the main body piece (1).
2. The unobstructed medical irrigation aspirator according to claim 1, wherein the flow channel (11) comprises a first flow portion (111) in a horizontal direction, a second flow portion (112) and a third flow portion (113) in a vertical direction, both ends of the third flow portion (113) are respectively communicated with the first flow portion (111) and the second flow portion (112), and the second flow portion (112) is connected to a bottom end of the third flow portion (113), a free end of the first flow portion (111) is communicated with the aspiration port (12), a free end of the second flow portion (112) is communicated with the negative pressure port (13), the first valve core (21) is located below the first flow portion (111), and the second valve core (31) is telescopically acted on the third flow portion (113) to realize communication and blocking of the first flow portion (111) and the second flow portion (112).
3. The unobstructed medical flush aspirator according to claim 1, characterized in that the flow channel (11) is a straight channel, the aspiration port (12) and the negative pressure port (13) are horizontally connected to two ends of the flow channel (11) along the straight line, the first valve core (21) is located below the flow channel (11), and the second valve core (31) stretches and contracts to act on one end of the flow channel (11) close to the negative pressure port (13) so as to realize communication and blocking between the flow channel (11) and the negative pressure port (13).
4. The unobstructed medical flush aspirator according to claim 1, characterized in that the water inlet channel (14) is L-shaped, comprising a communication portion in vertical direction and an input portion in horizontal direction, wherein the communication portion is located directly under the flow channel (11) in orthogonal communication therewith, the free end of the input portion being in communication with the flush water interface (17).
5. The unobstructed medical irrigation aspirator according to claim 4, wherein the main body member (1) further comprises a first central hole (15) and a second central hole (16) which are arranged on the bottom surface of the main body member (1) and are communicated with the flow channel (11), and the first valve core (21) stretches and moves in the first central hole (15) and is tightly abutted with the inner wall of the first central hole (15), so that the communication and blocking between the input part and the communication part of the water inlet channel (14) are realized; the second valve core (31) stretches and moves in the second central hole (16), and the second valve core (31) controls the opening and closing of the flow channel (11) by extending out of the top of the second central hole (16) and extending into the flow channel (11).
6. The unobstructed medical irrigation aspirator according to claim 5, wherein the first and second connection holes penetrate the main body member (1) in a vertical direction, respectively, and the first connection holes are symmetrically provided at both sides of the orthogonal communication place of the flow channel (11) and the water inlet channel (14), for the first connection member (23) to be telescopically moved in the first connection hole; the second connecting holes are symmetrically arranged on two sides of the flow channel (11) and used for enabling the second connecting piece (33) to stretch and move in the second connecting holes.
7. The unobstructed medical flush aspirator according to claim 6, wherein two of the first connection holes and the second connection holes are provided, the two first connection holes are symmetrically provided on the concentric circles of the first central hole (15), and the two second connection holes are symmetrically provided on the concentric circles of the second central hole (16).
8. The unobstructed medical irrigation aspirator according to claim 7, wherein the irrigation control valve set (2) further comprises a first elastic member (24) and a first connection sleeve (25), the first connection sleeve (25) is in threaded connection with the lower portion of the main body member (1), the first elastic member (24) is connected with the lower portion of the first valve core (21) and moves telescopically in the first connection sleeve (25), and the first elastic member (24) is used for realizing the reset after the first valve core (21) is pressed to move downwards.
9. The unobstructed medical flush aspirator according to claim 8, characterized in that the first valve core (21) comprises a moving part and a connecting part, the moving part being connected perpendicularly to the connecting part and inserted into the first central hole (15), the connecting part being used for connecting the first elastic member (24) and abutting against the bottom end side wall of the first central hole (15) when the first elastic member (24) is stretched.
10. The unobstructed medical flush aspirator according to claim 9, characterized in that when the connecting portion abuts against the bottom side wall of the first central hole (15), the top end of the moving portion is at least higher than the top end of the input portion of the water inlet channel (14), so that when dirt flows through the flow channel (11), the water inlet channel (14) is in a closed state.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202410022801.1A CN117504021B (en) | 2024-01-08 | 2024-01-08 | Non-blocking medical flushing aspirator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202410022801.1A CN117504021B (en) | 2024-01-08 | 2024-01-08 | Non-blocking medical flushing aspirator |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN117504021A true CN117504021A (en) | 2024-02-06 |
| CN117504021B CN117504021B (en) | 2024-04-09 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202410022801.1A Active CN117504021B (en) | 2024-01-08 | 2024-01-08 | Non-blocking medical flushing aspirator |
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| CN (1) | CN117504021B (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6148857A (en) * | 1999-02-23 | 2000-11-21 | Valley West, Inc. | Combination fluid supply and aspiration valve assembly for use in medical procedures |
| CN105944164A (en) * | 2016-07-04 | 2016-09-21 | 胡玥 | Integral irrigation suction device |
| CN210785668U (en) * | 2019-03-15 | 2020-06-19 | 杭州康基医疗器械有限公司 | Medical irrigation aspirator |
| CN113143452A (en) * | 2021-05-13 | 2021-07-23 | 医度健康科技(广州)有限公司 | Ablation electrode device with flushing and sucking functions |
| KR20220040916A (en) * | 2020-09-24 | 2022-03-31 | 울산대학교 산학협력단 | Suction-irrigation tube and Suction-irrigation device including the same |
-
2024
- 2024-01-08 CN CN202410022801.1A patent/CN117504021B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6148857A (en) * | 1999-02-23 | 2000-11-21 | Valley West, Inc. | Combination fluid supply and aspiration valve assembly for use in medical procedures |
| CN105944164A (en) * | 2016-07-04 | 2016-09-21 | 胡玥 | Integral irrigation suction device |
| CN210785668U (en) * | 2019-03-15 | 2020-06-19 | 杭州康基医疗器械有限公司 | Medical irrigation aspirator |
| KR20220040916A (en) * | 2020-09-24 | 2022-03-31 | 울산대학교 산학협력단 | Suction-irrigation tube and Suction-irrigation device including the same |
| CN113143452A (en) * | 2021-05-13 | 2021-07-23 | 医度健康科技(广州)有限公司 | Ablation electrode device with flushing and sucking functions |
Also Published As
| Publication number | Publication date |
|---|---|
| CN117504021B (en) | 2024-04-09 |
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