CN111803722B - Negative pressure drainage flushing device for surgical cavity wound surface treatment - Google Patents
Negative pressure drainage flushing device for surgical cavity wound surface treatment Download PDFInfo
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- CN111803722B CN111803722B CN202010572241.9A CN202010572241A CN111803722B CN 111803722 B CN111803722 B CN 111803722B CN 202010572241 A CN202010572241 A CN 202010572241A CN 111803722 B CN111803722 B CN 111803722B
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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
- A61M1/774—Handpieces specially adapted for providing suction as well as irrigation, either simultaneously or independently
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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
- A61M31/00—Devices for introducing or retaining media, e.g. remedies, in cavities of the body
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A50/00—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE in human health protection, e.g. against extreme weather
- Y02A50/30—Against vector-borne diseases, e.g. mosquito-borne, fly-borne, tick-borne or waterborne diseases whose impact is exacerbated by climate change
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Abstract
A negative pressure drainage flushing device for surgical cavity wound surface treatment comprises a vacuumizing device, a effusion container, two groups of second connecting pipes, a medicine storage bottle and a cavity pipe; a liquid suction channel and a liquid inlet channel are arranged in the cavity channel pipe; the liquid inlet channel is provided with a capillary hole on the cavity pipe; one end of the cavity tube, which is close to the body surface of the patient, is provided with a mounting part; the mounting part comprises a first pipe body and a second pipe body; one end of the first pipe body is connected with the cavity pipe, and the other end of the first pipe body is vertically connected with the second pipe body; two ends of the second pipe body are respectively provided with a liquid inlet bin communicated with the liquid inlet channel and a liquid pumping bin communicated with the liquid pumping channel along one end of the first pipe body far away from the second pipe body; the vacuumizing device is connected with the effusion container through a first connecting pipe; one ends of the two groups of second connecting pipes are respectively connected with the effusion container and the medicine storage bottle, and the other ends of the two groups of second connecting pipes are connected with the two ends of the second pipe body through the two groups of clamping components. The invention can help to spray and clean the cavity of the patient and accelerate the treatment efficiency of the patient.
Description
Technical Field
The invention relates to the technical field of medical equipment, in particular to a negative pressure drainage flushing device for surgical cavity and channel wound surface treatment.
Background
Sinus tract refers to infection and necrosis of body tissue, and is a potential blind tube which is formed by discharging from body surface and is open on body surface and is not communicated with internal cavity viscera, and can be formed by soft tissue, fat, muscle and even bone, etc.; when the sinus treatment is carried out on a patient, the affected part of the patient is required to be cleaned to remove secretion in the affected part of the patient, and the liquid medicine is sprayed into the affected part of the patient to accelerate the treatment efficiency of the patient, but as the affected part of the sinus patient stretches into the surface of the affected part, if the sinus treatment is simply carried out, the effect of spraying the liquid medicine is poor, if forceps or other tools are used for stretching the affected part of the patient, secondary damage is caused to the patient, and the pain of the patient is increased; for this reason, a negative pressure drainage flushing device for surgical cavity wound surface treatment is proposed in the present application.
Disclosure of Invention
Object of the invention
In order to solve the technical problems in the background technology, the invention provides a negative pressure drainage flushing device for surgical cavity wound surface treatment, which can help to spray and clean the cavity of a patient, quicken the treatment efficiency of the patient, and is simple to operate and convenient to use.
(II) technical scheme
In order to solve the problems, the invention provides a negative pressure drainage flushing device for surgical cavity wound surface treatment, which comprises a vacuumizing device, a first connecting pipe, a effusion container, two groups of second connecting pipes, a medicine storage bottle and a cavity pipe;
a liquid suction channel and a liquid inlet channel are arranged in the cavity tube in parallel along the length direction of the cavity tube; the liquid inlet channel is uniformly provided with a plurality of capillary holes on the cavity pipe; one end of the cavity tube, which is close to the body surface of the patient, is provided with a mounting part; the mounting part comprises a first pipe body and a second pipe body;
one end of the first pipe body is connected with the cavity pipe, and the other end of the first pipe body is connected with the second pipe body; the central axis of the second pipe body is vertical to the central axis of the first pipe body, one end of the second pipe body is provided with a liquid inlet bin which is communicated with the liquid inlet channel along the direction of the first pipe body, and the other end of the second pipe body is provided with a liquid pumping bin which is communicated with the liquid pumping channel along the direction of the first pipe body;
the liquid accumulation container is provided with a pressure gauge for monitoring the pressure inside the liquid accumulation container, and the end face of the liquid accumulation container is provided with a suction hole and a liquid inlet hole;
one end pipe orifice of the first connecting pipe is connected with an air extraction port of the vacuumizing device, and the other port of the first connecting pipe is connected with an air extraction hole;
one end of the group of second connecting pipes is connected with the liquid inlet, and the pipe orifice at the other end of the group of second connecting pipes is communicated with the liquid pumping bin to form a impurity removing passage for pumping out foreign matters in the cavity of the patient; one end of the other group of second connecting pipes is connected with the liquid outlet hole of the medicine storage bottle, and the pipe orifice at the other end of the other group of second connecting pipes is communicated with the liquid inlet bin to form a cleaning passage for conveying the medicine liquid in the medicine storage bottle into the cavity of the patient; the other ends of the two groups of second connecting pipes are respectively provided with a clamping assembly for quickly connecting the two groups of second connecting pipes with two ends of the second pipe body.
Preferably, the pore size of each set of capillary pores is tapered along the direction of liquid flow within the set.
Preferably, the inner diameter of the aspiration channel increases gradually in the direction of the flow of the liquid therein.
Preferably, the first tube body and the second tube body are of an integrated structure.
Preferably, one end of each of the two groups of second connecting pipes is provided with a pointed cone part; wherein, the port of the medicine storage bottle is provided with a first sealing plug; a second sealing plug is arranged in the liquid inlet hole;
the middle bin for communicating each group of second connecting pipes is arranged on each group of pointed cone parts along the middle axis direction; a set of pointed cone seals through the second sealing plug; the port of the medicine storage bottle is arranged obliquely downwards, and the other group of pointed cone parts are sealed to penetrate through the first sealing plug.
Preferably, the liquid accumulation container is internally provided with a suck-back preventing device for preventing liquid from entering the first connecting pipe; the air outlet port of the anti-suck-back device is connected with the air suction hole.
Preferably, a one-way valve is arranged on the inner wall of the effusion container; the gas flow direction in the check valve is from the inside of the effusion container to the outside.
Preferably, a flow control valve is provided on a set of second connection pipes connected to the liquid accumulation container.
Preferably, each set of clamping assemblies comprises a fastening portion, a clamping portion and a sealing sleeve;
the clamping part is internally provided with a clamping bin along the middle axis; one end of the clamping part of the clamping bin is provided with a first opening used for being connected with the second connecting pipe, and the other end of the clamping part of the clamping bin is provided with a second opening used for one end of the second pipe body to extend into the clamping bin; the clamping part is provided with a plurality of groups of gaps on the outer peripheral surface along the direction of the second opening towards the first opening;
the sealing sleeve is arranged in the clamping bin;
the fastening part is provided with a cone bin along the middle axis; the cone bin adapting clamping part is used for shrinking the clamping part, and the inner circumferential surface of the sealing sleeve presses the outer circumferential surface of the second pipe body.
Preferably, a plurality of groups of sliding strips are arranged on the outer peripheral surface of the sealing sleeve along the axis direction; a plurality of groups of sliding grooves are arranged on the inner wall of the clamping bin;
the sliding strips are matched with the sliding grooves in a sliding way.
The technical scheme of the invention has the following beneficial technical effects:
in the invention, when the surgical cavity wound surface treatment is carried out on a patient, the cavity canal is stretched into the cavity canal of the affected part of the patient and is placed in the patient for a period of time, so that the inserting frequency of the cavity canal is reduced, the injury to the patient is reduced, the cavity canal is made of a soft material harmless to the human body, and secondary injury to the patient is avoided; when in use, the two ends of the two groups of second connecting pipes are fixedly connected with the two ends of the second pipe body through the two groups of clamping assemblies respectively; the two groups of second connecting pipes are respectively connected with the effusion container and the medicine storage bottle, so that the medicine liquid in the medicine storage bottle sequentially flows through the group of second connecting pipes and the liquid inlet bin to enter the liquid inlet channel, the medicine liquid is sprayed out from the plurality of capillary holes to clean the cavity of the affected part of a patient, and the cleaned medicine liquid and dirt in the cavity sequentially enter the effusion container along the liquid suction channel, the liquid suction bin and the second connecting pipe at the other end under the action of negative pressure, so that the operation is simple and the use is convenient;
in the invention, when the cavity tube is left at the affected part of a patient, the second tube body and the second connecting tube can be quickly and conveniently connected in a sealing way through the clamping assembly, and secondary injury to the patient is avoided; when the sealing sleeve is used, the clamping part is sleeved on the outer side of the second pipe body, the sealing sleeve is sleeved on the outer side of the second pipe body, the rotary fastening part is used for shrinking the clamping part, and the inner wall of the sealing sleeve tightly presses the outer peripheral surface of the second pipe body, so that the second pipe body is in sealing connection with the second connecting pipe.
Drawings
Fig. 1 is a schematic diagram of an application principle of a negative pressure drainage flushing device for surgical cavity wound surface treatment.
Fig. 2 is a schematic diagram of a connection structure between a duct tube and an installation part in the negative pressure drainage flushing device for surgical duct wound treatment.
Fig. 3 is a schematic diagram of a partial enlarged structure of a position a in the negative pressure drainage flushing device for surgical cavity wound surface treatment.
Fig. 4 is a top view of a clamping assembly in a negative pressure drainage flushing device for surgical cavity wound treatment.
Fig. 5 is a schematic perspective view of a fastening part in a negative pressure drainage flushing device for surgical cavity wound treatment.
Fig. 6 is a schematic diagram of a three-dimensional structure of a clamping part in a negative pressure drainage flushing device for surgical cavity wound treatment.
Reference numerals: 1. a vacuum pumping device; 2. a first connection pipe; 3. a liquid accumulation container; 4. a pressure gauge; 5. a second connection pipe; 6. a clamping assembly; 7. a lumen tube; 71. a liquid inlet channel; 72. a liquid suction channel; 73. capillary holes; 8. a mounting part; 81. a first tube body; 82. a second tube body; 821. a liquid inlet bin; 822. a liquid pumping bin; 9. a medicine storage bottle; 61. a fastening part; 611. a cone bin; 62. a clamping part; 621. a slit; 63. sealing sleeve; 64. a chute; 65. a slide bar.
Detailed Description
The objects, technical solutions and advantages of the present invention will become more apparent by the following detailed description of the present invention with reference to the accompanying drawings. It should be understood that the description is only illustrative and is not intended to limit the scope of the invention. In addition, in the following description, descriptions of well-known structures and techniques are omitted so as not to unnecessarily obscure the present invention.
As shown in fig. 1-6, the negative pressure drainage flushing device for surgical cavity wound surface treatment provided by the invention comprises a vacuumizing device 1, a first connecting pipe 2, a effusion container 3, two groups of second connecting pipes 5, a medicine storage bottle 9 and a cavity pipe 7 for being placed in the cavity of an affected part of a patient;
a liquid suction channel 72 and a liquid inlet channel 71 are arranged in the cavity tube 7 in parallel along the length direction; the liquid inlet channel 71 is uniformly provided with a plurality of capillary holes 73 on the cavity tube 7; one end of the cavity tube 7, which is close to the body surface of the patient, is provided with a mounting part 8; wherein, the cavity tube 7 is made of silica gel material, has no irritation to human tissues, no toxicity, no anaphylactic reaction and little organism rejection reaction; has good physical and chemical properties, can keep the original elasticity and softness in the process of contacting with body fluid and tissues, and is not degraded;
the mounting part 8 comprises a first pipe body 81 and a second pipe body 82, and the mounting part 8 is made of soft rubber materials;
one end of the first pipe body 81 is connected with the cavity pipe 7, and the other end of the first pipe body 81 is connected with the second pipe body 82; the central axis of the second pipe body 82 is perpendicular to the central axis of the first pipe body 81, one end of the second pipe body 82 is provided with a liquid inlet bin 821 which is used for communicating with the liquid inlet channel 71 along the end facing the first pipe body 81 and far away from the second pipe body 82, and the other end of the second pipe body 82 is provided with a liquid pumping bin 822 which is used for communicating with the liquid pumping channel 72 along the end facing the first pipe body 81 and far away from the second pipe body 82;
the effusion container 3 is used for collecting dirt after cleaning the affected part of a patient, the effusion container 3 is provided with a pressure gauge 4 for monitoring the pressure inside the effusion container 3, and the end face of the effusion container 3 is provided with an air suction hole and a liquid inlet hole; wherein, the air suction hole and the liquid inlet hole are both arranged on the upper end surface of the effusion container 3;
one end pipe orifice of the first connecting pipe 2 is connected with an air extraction port of the vacuumizing device 1, and the other port of the first connecting pipe 2 is connected with an air extraction hole;
one end of the group of second connecting pipes 5 is connected with the liquid inlet, and the pipe orifice at the other end of the group of second connecting pipes 5 is communicated with the liquid pumping bin 822 to form a impurity discharging passage for pumping out foreign matters in the cavity of the patient; one end of the other group of second connecting pipes 5 is connected with a liquid outlet hole of the medicine storage bottle 9, and the pipe orifice at the other end of the other group of second connecting pipes 5 is communicated with a liquid inlet bin 821 to form a cleaning passage for conveying the medicine liquid in the medicine storage bottle 9 into a cavity of a patient; the other ends of the two groups of second connecting pipes 5 are respectively provided with a clamping assembly 6 for quickly connecting the two groups of second connecting pipes 5 with two ends of the second pipe 82.
In the invention, when the surgical cavity wound surface treatment is carried out on a patient, the cavity canal 7 is stretched into the cavity canal of the affected part of the patient and the cavity canal 7 is placed in the patient for a period of time, so that the inserting and taking frequency of the cavity canal 7 is reduced, the injury to the patient is reduced, the cavity canal 7 is made of a soft material harmless to the human body, and secondary injury to the patient is avoided; when in use, two ends of the two groups of second connecting pipes 5 are respectively and fixedly connected with two ends of the second pipe body 82 through two groups of clamping assemblies 6; the two sets of second connecting pipes 5 are respectively connected with the effusion container 3 and the medicine storage bottle 9, then the liquid medicine in the medicine storage bottle 9 sequentially flows through the second connecting pipes 5 and the liquid inlet bin 821 to enter the liquid inlet channel 71, the liquid medicine is sprayed out from the capillary holes 73 to clean the cavity of the affected part of the patient, and the cleaned liquid medicine and dirt in the cavity sequentially enter the effusion container 3 along the liquid suction channel 72, the liquid suction bin 822 and the second connecting pipe 5 at the other end under the action of negative pressure, so that the operation is simple and the use is convenient.
In an alternative embodiment, the pore size of each set of capillary holes 73 is gradually reduced along the direction of the flow of the liquid in the capillary holes 73, so as to increase the speed of the liquid medicine sprayed out of the capillary holes 73 and improve the cleaning efficiency of the cavity of the affected part of the patient.
In an alternative embodiment, the inner diameter of the aspiration channel 72 is gradually increased in the direction of fluid flow within the aspiration channel to avoid clogging of the aspiration channel 72 by contaminants within the patient's lesion.
In an alternative embodiment, the first tube 81 and the second tube 82 are of unitary construction.
In an alternative embodiment, one end of the two sets of second connecting pipes 5 is provided with a pointed cone; wherein, the port of the medicine storage bottle 9 is provided with a first sealing plug; a second sealing plug is arranged in the liquid inlet hole;
the middle axis direction of each group of pointed cone parts is provided with a hollow bin for communicating each group of second connecting pipes 5; a set of pointed cone seals through the second sealing plug; the port of the medicine storage bottle 9 is arranged obliquely downwards, and the other group of pointed cone parts pass through the first sealing plug in a sealing way;
the pointed cone parts arranged on the two groups of second connecting pipes 5 are convenient to be matched with the first sealing plugs on the medicine storage bottles 9 and the second sealing plugs in the liquid inlet holes so as to rapidly connect the residual medicine storage bottles 9 of the two groups of second connecting pipes 5 with the liquid accumulation container 3.
In an alternative embodiment, the liquid accumulation container 3 is provided with anti-suck-back means for preventing liquid from entering the first connecting pipe 2; the air outlet port of the anti-suck-back device is connected with the air suction hole.
In an alternative embodiment, the inner wall of the effusion container 3 is provided with a one-way valve; the flow direction of the gas in the check valve is from the inside of the effusion container 3 to the outside of the effusion container, and the check valve prevents the damage to the effusion container 3 caused by the overlarge air pressure in the effusion container 3.
In an alternative embodiment, a set of second connection pipes 5 connected to the effusion container 3 are provided with flow control valves, by means of which the liquid flow rate during the cleaning of the affected part of the patient is regulated.
In an alternative embodiment, each set of clamping assemblies 6 comprises a fastening portion 61, a clamping portion 62 and a sealing sleeve 63;
the clamping part 62 is provided with a clamping bin in the middle along the middle axis; the clamping bin is provided with a first opening at one end of the clamping part 62 for being connected with the second connecting pipe 5, and a second opening at the other end of the clamping part 62 for one end of the second pipe 82 to extend into the clamping bin; the clamping portion 62 is provided with a plurality of groups of slits 621 on the outer peripheral surface thereof along the direction of the second opening toward the first opening, so that the clamping portion 62 can radially contract;
the sealing sleeve 63 is arranged in the clamping bin;
the fastening part 61 is provided with a cone bin 611 along the central axis; the cone bin 611 is matched with the clamping part 62 and used for shrinking the clamping part 62, and the inner circumferential surface of the sealing sleeve 63 presses the outer circumferential surface of the second pipe 82; wherein the fastening part 61 and the clamping part 62 are in threaded fit connection;
when the device is used, the clamping part 62 is sleeved on the outer side of the second pipe body 82, the sealing sleeve 63 is sleeved on the outer side of the second pipe body 82, the rotary fastening part 61 is used for shrinking the clamping part 62, and the inner wall of the sealing sleeve 63 compresses the outer peripheral surface of the second pipe body 82, so that the second pipe body 82 and the second connecting pipe 5 are in sealing connection, the operation is simple, the use is convenient, and when the cavity pipe 7 is left on an affected part of a patient, the second connecting pipe 5 and the second pipe body 82 are connected through the operation convenient.
In an alternative embodiment, a plurality of groups of sliding strips 65 are arranged on the outer peripheral surface of the sealing sleeve 63 along the axis direction; a plurality of groups of sliding grooves 64 are formed in the inner wall of the clamping bin;
the plurality of slide bars 65 are slidably engaged with the plurality of slide grooves 64.
It is to be understood that the above-described embodiments of the present invention are merely illustrative of or explanation of the principles of the present invention and are in no way limiting of the invention. Accordingly, any modification, equivalent replacement, improvement, etc. made without departing from the spirit and scope of the present invention should be included in the scope of the present invention. Furthermore, the appended claims are intended to cover all such changes and modifications that fall within the scope and boundary of the appended claims, or equivalents of such scope and boundary.
Claims (9)
1. The negative pressure drainage flushing device for surgical cavity wound surface treatment is characterized by comprising a vacuumizing device (1), a first connecting pipe (2), a effusion container (3), two groups of second connecting pipes (5), a medicine storage bottle (9) and a cavity pipe (7);
a liquid suction channel (72) and a liquid inlet channel (71) are arranged in the cavity tube (7) along the length direction thereof in parallel; the liquid inlet channel (71) is uniformly provided with a plurality of capillary holes (73) on the cavity tube (7); one end of the cavity tube (7) close to the body surface of the patient is provided with a mounting part (8); the mounting part (8) comprises a first pipe body (81) and a second pipe body (82);
one end of the first pipe body (81) is connected with the cavity pipe (7), and the other end of the first pipe body (81) is connected with the second pipe body (82); the central axis of the second pipe body (82) is perpendicular to the central axis of the first pipe body (81), one end of the second pipe body (82) is provided with a liquid inlet bin (821) which is communicated with the liquid inlet channel (71) along the direction of the first pipe body (81) away from one end of the second pipe body (82), and the other end of the second pipe body (82) is provided with a liquid pumping bin (822) which is communicated with the liquid pumping channel (72) along the direction of the first pipe body (81) away from one end of the second pipe body;
the effusion container (3) is provided with a pressure gauge (4) for monitoring the internal pressure of the effusion container (3), and the end surface of the effusion container (3) is provided with a suction hole and a liquid inlet hole;
one end pipe orifice of the first connecting pipe (2) is connected with an air extraction port of the vacuumizing device (1), and the other port of the first connecting pipe (2) is connected with an air extraction hole;
one end of the group of second connecting pipes (5) is connected with the liquid inlet, and the pipe orifice at the other end of the group of second connecting pipes (5) is communicated with the liquid pumping bin (822) so as to form a impurity discharging passage for pumping out foreign matters in the cavity of the patient; one end of the other group of second connecting pipes (5) is connected with a liquid outlet hole of the medicine storage bottle (9), and the pipe orifice at the other end of the other group of second connecting pipes (5) is communicated with a liquid inlet bin (821) so as to form a cleaning passage for conveying medicine liquid in the medicine storage bottle (9) into a cavity of a patient; the other ends of the two groups of second connecting pipes (5) are respectively provided with a clamping assembly (6) for quickly connecting the two groups of second connecting pipes (5) with two ends of the second pipe body (82); each group of clamping assemblies (6) comprises a fastening part (61), a clamping part (62) and a sealing sleeve (63);
the clamping part (62) is provided with a clamping bin in the middle along the middle axis; one end of the clamping part (62) of the clamping bin is provided with a first opening used for being connected with the second connecting pipe (5), and the other end of the clamping part (62) of the clamping bin is provided with a second opening used for one end of the second pipe body (82) to extend into the clamping bin; the clamping part (62) is provided with a plurality of groups of gaps (621) on the outer peripheral surface along the direction of the second opening towards the first opening;
the sealing sleeve (63) is arranged in the clamping bin;
the fastening part (61) is provided with a cone bin (611) along the central axis; the cone bin (611) is matched with the clamping part (62) and used for shrinking the clamping part (62), and the inner peripheral surface of the sealing sleeve (63) presses the outer peripheral surface of the second pipe body (82).
2. A negative pressure drainage irrigation device for surgical cavity wound treatment according to claim 1, wherein the pore size of each set of capillary pores (73) is gradually reduced in the direction of the flow of the liquid therein.
3. A negative pressure drainage irrigation device for surgical cavity wound treatment according to claim 1, wherein the inner diameter of the suction channel (72) gradually increases in the direction of the flow of the liquid therein.
4. The negative pressure drainage irrigation device for surgical cavity wound treatment according to claim 1, wherein the first tube body (81) and the second tube body (82) are of an integrated structure.
5. The negative pressure drainage flushing device for surgical cavity wound surface treatment according to claim 1, characterized in that one end of two groups of second connecting pipes (5) is provided with a pointed cone part; wherein, the port of the medicine storage bottle (9) is provided with a first sealing plug; a second sealing plug is arranged in the liquid inlet hole;
the middle axis direction of each group of pointed cone parts is provided with a hollow bin for communicating each group of second connecting pipes (5); a set of pointed cone seals through the second sealing plug; the port of the medicine storage bottle (9) is arranged obliquely downwards, and the other group of pointed cone parts pass through the first sealing plug in a sealing way.
6. The negative pressure drainage flushing device for surgical cavity wound surface treatment according to claim 1, wherein a liquid accumulation container (3) is internally provided with a suck-back prevention device for preventing liquid from entering the first connecting pipe (2); the air outlet port of the anti-suck-back device is connected with the air suction hole.
7. The negative pressure drainage flushing device for surgical cavity wound surface treatment according to claim 1, wherein a one-way valve is arranged on the inner wall of the effusion container (3); the gas flow direction in the check valve is from the inside of the effusion container (3) to the outside.
8. The negative pressure drainage flushing device for surgical cavity wound treatment according to claim 1, characterized in that a flow control valve is arranged on a group of second connecting pipes (5) connected with the effusion container (3).
9. The negative pressure drainage flushing device for surgical cavity wound treatment according to claim 1, wherein a plurality of groups of sliding strips (65) are arranged on the outer peripheral surface of the sealing sleeve (63) along the axial direction; a plurality of groups of sliding grooves (64) are arranged on the inner wall of the clamping bin;
the sliding strips (65) are matched with the sliding grooves (64) in a sliding way.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010572241.9A CN111803722B (en) | 2020-06-22 | 2020-06-22 | Negative pressure drainage flushing device for surgical cavity wound surface treatment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010572241.9A CN111803722B (en) | 2020-06-22 | 2020-06-22 | Negative pressure drainage flushing device for surgical cavity wound surface treatment |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN111803722A CN111803722A (en) | 2020-10-23 |
| CN111803722B true CN111803722B (en) | 2023-04-25 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010572241.9A Active CN111803722B (en) | 2020-06-22 | 2020-06-22 | Negative pressure drainage flushing device for surgical cavity wound surface treatment |
Country Status (1)
| Country | Link |
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| CN (1) | CN111803722B (en) |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2060803B (en) * | 1979-10-18 | 1983-11-23 | Tungum Hydraulics Ltd | Pipe couplings |
| JPH09253215A (en) * | 1996-03-26 | 1997-09-30 | Nippon Sherwood Kk | Multiplex lumen catheter |
| US7837673B2 (en) * | 2005-08-08 | 2010-11-23 | Innovative Therapies, Inc. | Wound irrigation device |
| CH707315A1 (en) * | 2012-12-07 | 2014-06-13 | Medela Holding Ag | Suction with flushable drainage line. |
| CN107693856A (en) * | 2017-09-15 | 2018-02-16 | 孙永 | A kind of sealed vacuum drainage device for surgical wounds |
| CN107670132A (en) * | 2017-11-20 | 2018-02-09 | 绵阳和润电子仪器有限责任公司 | Automatic arena washer and application process with negative pressure decompression protection function |
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2020
- 2020-06-22 CN CN202010572241.9A patent/CN111803722B/en active Active
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| Publication number | Publication date |
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| CN111803722A (en) | 2020-10-23 |
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