CN107441570B - Disposable medical drainage tube - Google Patents
Disposable medical drainage tube Download PDFInfo
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- CN107441570B CN107441570B CN201710732853.8A CN201710732853A CN107441570B CN 107441570 B CN107441570 B CN 107441570B CN 201710732853 A CN201710732853 A CN 201710732853A CN 107441570 B CN107441570 B CN 107441570B
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- mastoid
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- drainage tube
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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
- A61M1/84—Drainage tubes; Aspiration tips
-
- 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
- A61M1/85—Drainage tubes; Aspiration tips with gas or fluid supply means, e.g. for supplying rinsing fluids or anticoagulants
-
- 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
- A61M25/00—Catheters; Hollow probes
- A61M25/0043—Catheters; Hollow probes characterised by structural features
-
- 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
- A61M3/00—Medical syringes, e.g. enemata; Irrigators
- A61M3/02—Enemata; Irrigators
- A61M3/0279—Cannula; Nozzles; Tips; their connection means
-
- 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
-
- 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
- A61M25/00—Catheters; Hollow probes
- A61M25/0043—Catheters; Hollow probes characterised by structural features
- A61M2025/006—Catheters; Hollow probes characterised by structural features having a special surface topography or special surface properties, e.g. roughened or knurled surface
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- Health & Medical Sciences (AREA)
- Heart & Thoracic Surgery (AREA)
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- General Health & Medical Sciences (AREA)
- Anesthesiology (AREA)
- Biomedical Technology (AREA)
- Hematology (AREA)
- Veterinary Medicine (AREA)
- Animal Behavior & Ethology (AREA)
- Public Health (AREA)
- Vascular Medicine (AREA)
- Surgery (AREA)
- Pulmonology (AREA)
- Biophysics (AREA)
- Oral & Maxillofacial Surgery (AREA)
- External Artificial Organs (AREA)
Abstract
The invention provides a disposable medical drainage tube, which belongs to the technical field of medical appliances and is made of medical latex tube materials and comprises a hollow tube body; one end of the pipe body is provided with a pipe orifice communicated with the inside of the pipe body, and the other end of the pipe body is provided with a ball head matched with the pipe orifice to form a buckling structure; the pipe wall of the pipe body is provided with a through hole penetrating through the pipe wall, and the outer wall is provided with mastoid sawteeth. The disposable medical drainage tube provided by the invention has the advantages of wide application, convenient taking, good cleaning and dressing change effects, convenient replacement and the like.
Description
Technical Field
The invention relates to the technical field of medical appliances, in particular to a disposable medical drainage tube.
Background
At present, the domestic medical surgery industry essentially uses the medical rubber tube or the wrist thickening end of the medical latex glove to automatically and temporarily reform the drainage strip or the hung floating line for deep pus cavity, complicated anal fistula multi-position drainage and the like, and some hospitals apply multi-strand silk thread drainage and flush the multi-purpose transfusion tube for the pus cavity and the like to reform the multi-purpose transfusion tube, but the above articles are non-professional articles and all have the defects of different degrees that! For example, the flushing, debridement, dressing change and drainage effects on the deep part of the pus cavity often cause the doctor to worry about or not achieve the ideal healing effect-! Because "temporary manufacturing" does not allow for timely adjustment or replacement of the drainage device according to the size of the pus cavity and the degree of healing of the pus cavity, or easily causes new pain, new trauma to the patient when the "device" is replaced, or also requires injection of anesthetic, the inconvenience of temporarily preparing the "product" often exists.
Disclosure of Invention
The invention aims to provide a disposable medical drainage tube which is used for improving various defects existing in temporary preparation of drainage strips, floating lines and flushers.
The invention provides a disposable medical drainage tube which is made of medical latex tube materials and comprises a hollow tube body; one end of the pipe body is provided with a pipe orifice communicated with the inside of the pipe body, and the other end of the pipe body is provided with a ball head matched with the pipe orifice to form a buckling structure; the pipe wall of the pipe body is provided with a through hole penetrating through the pipe wall, and the outer wall is provided with mastoid sawteeth.
Further, the inner diameter of the pipe orifice within the length of 1cm is matched with the outer diameter of the nipple of the injector, and the pipe wall thickness of the pipe orifice is 3-5mm; the diameter of the ball head is consistent with the outer diameter of the pipe orifice within the length of 1 cm.
Preferably, the tube wall thickness of the tube orifice is 4mm.
Further, the through holes and the mastoid saw teeth are arranged at the middle section of the tube body, and are circumferentially arranged in a ring and axially distributed at intervals.
Further, the mastoid saw teeth are arranged towards three directions; at least two thirds of mastoid saw teeth form an angle of 45 degrees with the tube body and face the two ends of the tube body; the rest mastoid saw teeth face to the vertical direction of the tube body; the mastoid sawteeth in three directions are discontinuously distributed on the tube body.
Further, the outer diameter of the tube body is 0.5-1.5cm, and the length is 10-20cm; the diameter of the through hole is 0.8-1.2mm; the diameter of the bottom of the mastoid saw tooth is 2.5-3.5mm, and the diameter of the top is 0.4-0.6mm.
Preferably, the diameter of the through hole is 1mm; the diameter of the bottom of the mastoid saw tooth is 3mm, and the diameter of the top is 0.5mm.
Further, 2 to 5 through holes are uniformly arranged in the circumferential direction, and the axial intervals are 1.5cm; 3-8 mastoid saw teeth are uniformly arranged circumferentially, and the axial intervals are 0.5cm.
Preferably, the outer diameter of the pipe body is 0.5-0.75cm, 2-3 through holes are uniformly arranged in the circumferential direction, and 3-5 mastoid saw teeth are uniformly arranged in the circumferential direction; the outer diameter of the pipe body is 0.75-1.5cm, 3-5 through holes are uniformly arranged in the circumferential direction, and 4-8 mastoid saw teeth are uniformly arranged in the circumferential direction.
Compared with the prior art, the invention has the advantages that:
the mouth-facing drainage can be performed: two or more than two opposite drainage ports are arranged on the pus cavity, the tube body penetrates through the pus cavity, two drainage ports are arranged at two ends of the tube body in a penetrating mode and are exposed out of the pus cavity, and the ball head is clamped into the tube opening, so that tissue in the pus cavity grows with the tube, drainage strips or floating threads do not need to be temporarily prepared, and the use is convenient; when the pus cavity grows for a period of time and needs to be changed, the tube body is drawn or rotated along the circumferential direction, cavity endocrine is cleaned and carried out through mastoid saw teeth, then the ball head is separated from the tube opening, cleaning liquid medicine is injected into the tube body in a pressurizing mode through the tube opening, the liquid medicine flows into the pus cavity from the through hole, the interior of the pus cavity is cleaned and disinfected repeatedly until the requirements are met, and then the ball head is clamped into the tube opening to finish changing the medicine. The cleaning effect on the interior of the pus cavity is better due to the cleaning effect of the mastoid saw teeth, which is beneficial to early healing of wounds; along with the growth of the pus cavity, when the drainage port is gradually reduced and the drainage tube with small specification needs to be replaced, the ball head of the drainage tube with small specification is inserted into the pipe orifice of the original drainage tube, one end of the original drainage tube with the ball head is pulled, the drainage tube with small specification can be introduced into the pus cavity, the drainage tube replacement is convenient and quick, no extra damage is caused to the pus cavity, pain is not caused to a patient, and the replacement step is performed after the replacement is completed.
Can carry out single-port drainage: for a single-port pus cavity or a deep single-port channel with a plurality of openings in clinic, the effect can be conveniently achieved by simply modifying the drainage tube provided by the invention: cutting off the drainage tube along the position of the through hole closest to the ball head, reserving a tube body which accords with the flushing depth (the length of the through hole section) and is provided with a tube orifice, penetrating the through hole close to the section by a silk thread, winding the tube body for one circle, then inserting the ligation end into the bottom of the pus cavity, fixing the tube body on the skin of the edge of the wound by the silk thread, and flushing and changing the single-port pus cavity.
From the above, the disposable medical drainage tube provided by the invention has the advantages of wide application, convenient taking, good cleaning effect, convenient replacement and the like.
Drawings
For a clearer description of the technical solutions of the embodiments of the present invention, the drawings that are needed in the description of the embodiments will be briefly introduced below, it being obvious that the drawings in the description below are only some embodiments of the present invention, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art, wherein:
FIG. 1 is a schematic view of the structure of a disposable medical drainage tube provided in the present embodiment;
FIG. 2 is a schematic view of the structure of mastoid saw teeth in the disposable medical drainage tube shown in FIG. 1.
Reference numerals: 1-a tube body; 2-pipe orifice; 3-ball head; 4-through holes; 5-mastoid saw teeth.
Detailed Description
In the description of the present invention, it should be noted that the azimuth or positional relationship indicated by the terms "inner", "outer", etc. are based on the azimuth or positional relationship shown in the drawings, and are merely for convenience of describing the present invention and simplifying the description, and do not indicate or imply that the apparatus or element to be referred to must have a specific azimuth, as well as a specific azimuth configuration and operation, and thus should not be construed as limiting the present invention.
The embodiment provides a disposable medical drainage tube which is made of medical latex tube materials, has good flexibility and is convenient to bend, ligate and fill in a pus cavity, and as shown in figure 1, the drainage tube comprises a hollow tube body 1; one end of the pipe body 1 is provided with a pipe orifice 2 communicated with the inside of the pipe body 1, and the other end is provided with a ball head 3 matched with the pipe orifice 2 to form a fastening structure; the pipe wall of the pipe body 1 is provided with a through hole 4 penetrating through the pipe wall, and the outer wall is provided with mastoid sawteeth 5 as shown in fig. 2.
The disposable medical drainage tube provided by the embodiment is mainly used for opposite drainage: two or more drainage ports are required to be arranged on the pus cavity, the tube body 1 penetrates through the pus cavity, two ends of the tube body 1 penetrate through the two drainage ports and are exposed out of the pus cavity, the ball head 3 is clamped into the tube opening 2, so that a tissue in the pus cavity grows with the tube, a drainage strip or a floating line does not need to be temporarily prepared, and the use is convenient; when the medicine is needed to be changed after the growth of the pus cavity for a period of time, the tube body 1 is drawn or rotated along the circumferential direction, cavity endocrine is cleaned and carried out through the sawteeth 5, then the ball head 3 is separated from the tube opening 2, cleaning liquid medicine is added into the tube body 1 through the tube opening 2, the liquid medicine flows into the pus cavity from the through hole 4, debridement is carried out on the interior of the pus cavity until the interior meets the requirements, then the ball head 3 is clamped into the tube opening 2, medicine changing is completed, and the cleaning effect on the interior of the pus cavity is better due to the cleaning effect of the mastoid sawteeth 5, so that the healing of wounds is facilitated; along with the growth of the pus cavity, when the drainage port is gradually reduced and the drainage tube with small specification needs to be replaced, the ball head 3 of the drainage tube with small specification is inserted into the tube orifice 2 of the original drainage tube, one end of the original drainage tube with the ball head 3 is pulled, the drainage tube with small specification can be introduced into the pus cavity, the drainage tube replacement is convenient and quick, extra damage to the pus cavity is avoided, a patient is not painful, and the cleaning and dressing change step after the replacement is completed is performed after the thin drainage tube is built in. The disposable medical drainage tube can also carry out single-port drainage: for a single-port deep part of a single-port pyogenic cavity or a multi-port pyogenic cavity with only one opening clinically, a drainage tube is cut along a through hole 4 closest to a ball head 3, a tube body 1 which accords with the flushing depth (the length of the through hole section) and is provided with a tube orifice 2 is reserved, a wire is used for penetrating the through hole 4 close to the section, the tube body 1 is coiled for a circle to limit flushing liquid medicine to directly enter the pyogenic cavity, then the ligation end plug is plugged into the bottom of the pyogenic cavity, a needle penetrating wire at the skin-near part of the tube body 1 can be used for ligature and fixation during operation, a slipknot is tied, the tube body 1 is continuously fixed in the through hole 4 corresponding to the wound edge gradually withdrawn from the cavity after the pyogenic cavity grows shallow, the operation is repeated by replacing the capillary body, and flushing and dressing changing can be performed on the single-port pyogenic cavity. From the above, the disposable medical drainage tube provided by the embodiment has the advantages of wide application, convenient taking, good cleaning effect, convenient replacement and the like.
Further, the inner diameter of the pipe orifice 2 in the length of 1cm is matched with the outer diameter of the nipple of the injector, and the injector is conveniently connected, and the cleaning liquid is pushed into the pipe body 1 by the pressure of the injector, so that the cleaning liquid is ejected into the pus cavity from the through hole 4, and the redundant tissues in the pus cavity are effectively and effectively washed and fused. On the premise of convenient holding operation and saving material cost, the pipe wall thickness of the pipe orifice 2 is 3-5mm, preferably, the pipe wall thickness of the pipe orifice 2 is 4mm; the diameter of the ball head 3 is consistent with the outer diameter of the pipe orifice 2 within 1 cm.
Further, as shown in fig. 1, the through hole 4 and the mastoid saw tooth 5 are provided at the middle section of the tube body 1 so as to draw the two ends of the tube body 1 to draw or rotate the tube body 1 along the circumferential direction, respectively, so that necrotic secretions in the pus cavity are discharged. The through holes 4 and the mastoid saw teeth 5 are all arranged in a ring along the circumference of the tube body 1 so as to clean and clean the pus cavity from various angles; the rings formed by the arrangement of the through holes 4 and the rings formed by the arrangement of the saw teeth 5 are distributed at intervals along the axial direction of the tube body 1, and the cleaning liquid flowing out of the through holes 4 can overflow the endocrines on the mastoid saw teeth 5 and the floating necrotic tissues in the cavities out of the pus cavity from the outside of the tube body 1 through flushing and pressurizing. The through holes 4 and the mastoid saw teeth 5 may be arranged in the following manner in addition to the above arrangement: the through holes 4 and the saw teeth 5 are all arranged in a spiral shape along the circumferential direction of the pipe body 1, and the spiral formed by the arrangement of the through holes 4 and the spiral formed by the arrangement of the saw teeth 5 are distributed at intervals along the axial direction of the pipe body 1.
The mastoid saw teeth 5 are arranged towards three directions; not less than two thirds of mastoid saw teeth 5 form an angle of 45 degrees with the tube body 1 and face the two ends of the tube body 1; the rest mastoid saw teeth 5 are oriented in the vertical direction with the tube body 1; the mastoid saw teeth 5 in three directions are discontinuously distributed on the tube body 1. This arrangement allows the mastoid saw teeth 5 to adequately clean necrotic secretions in the pus cavity.
Further, the outer diameter of the tube body 1 is determined according to the size of a sore cavity which is required to be drained clinically, the general size is 0.5-1.5cm, the length is 10-20cm, drainage tubes with various specifications can be manufactured in the range, and a proper drainage tube is selected according to the size of a pus cavity and the recovery degree of the pus cavity. The diameter of the through hole 4 is 0.8-1.2mm, so that the cleaning liquid medicine can flow into the pus cavity from the tube body 1 conveniently; the diameter of the bottom of the mastoid saw tooth 5 is 2.5-3.5mm, and the diameter of the top is 0.4-0.6mm, so that secretion is conveniently carried out, and tissues are not damaged.
Preferably, the diameter of the through hole 4 is 1mm; the mastoid saw tooth 5 has a diameter of 3mm at the bottom and 0.5mm at the top.
The number of the through holes 4 and the mastoid saw teeth 5 is set according to the thickness of the pipe body 1, generally, the through holes 4 are uniformly arranged in the circumferential direction by 2-5, and the axial interval is 1.5cm; 3-8 mastoid saw teeth are uniformly arranged in the circumferential direction of the mastoid saw teeth 5, and the axial intervals are 0.5cm. Specifically, the outer diameter of the pipe body 1 is 0.5-0.75cm, 2-3 through holes 4 are uniformly arranged in the circumferential direction, and 3-5 mastoid sawteeth 5 are uniformly arranged in the circumferential direction; the outer diameter of the pipe body 1 is 0.75-1.5cm, 3-5 through holes 4 are uniformly arranged in the circumferential direction, and 4-8 mastoid sawteeth 5 are uniformly arranged in the circumferential direction.
The foregoing embodiments of the present invention are not limited to the scope of the present invention, but are intended to cover all modifications, equivalent structures, or equivalent processes as disclosed in the present specification, or any other related technical field, directly or indirectly, as defined in the appended claims.
Claims (7)
1. A disposable medical drainage tube, which is characterized in that: is made of medical latex tube material and comprises a hollow tube body (1); one end of the pipe body (1) is provided with a pipe orifice (2) communicated with the inside of the pipe body (1), and the other end of the pipe body is provided with a ball head (3) matched with the pipe orifice (2) to form a clamping structure;
the pipe wall of the pipe body (1) is provided with a through hole (4) penetrating through the pipe wall, and the outer wall is provided with mastoid sawteeth (5);
the through holes (4) and the mastoid saw teeth (5) are arranged at the middle section of the pipe body (1) and are circumferentially arranged in a ring and axially distributed at intervals;
the mastoid saw teeth (5) are arranged towards three directions; not less than two thirds of the mastoid saw teeth (5) form an angle of 45 degrees with the tube body (1) and face the two ends of the tube body (1); the rest of the mastoid saw teeth (5) face to the vertical direction of the tube body (1); the mastoid sawteeth (5) in three directions are discontinuously distributed on the tube body (1).
2. The disposable medical drainage tube according to claim 1, wherein the inner diameter of the nozzle (2) within 1cm length is matched with the outer diameter of the syringe nipple, and the thickness of the tube wall of the nozzle (2) is 3-5mm;
the diameter of the ball head (3) is consistent with the outer diameter of the pipe orifice (2) within the length of 1 cm.
3. The disposable medical drainage tube according to claim 2, wherein the tube wall thickness of the tube orifice (2) is 4mm.
4. A disposable medical drainage tube according to claim 3, characterized in that the outer diameter of said tube body (1) is 0.5-1.5cm in size and 10-20cm in length;
the diameter of the through hole (4) is 0.8-1.2mm;
the diameter of the bottom of the mastoid saw tooth (5) is 2.5-3.5mm, and the diameter of the top is 0.4-0.6mm.
5. The disposable medical drainage tube according to claim 4, characterized in that the diameter of said through hole (4) is 1mm;
the diameter of the bottom of the mastoid sawtooth (5) is 3mm, and the diameter of the top is 0.5mm.
6. The disposable medical drainage tube according to claim 4, characterized in that the through holes (4) are evenly arranged in the circumferential direction by 2-5, and the axial intervals are 1.5cm;
3-8 mastoid sawteeth (5) are uniformly arranged circumferentially, and the axial intervals are 0.5cm.
7. The disposable medical drainage tube according to claim 6, wherein the outer diameter of the tube body (1) is 0.5-0.75cm, 2-3 through holes (4) are uniformly circumferentially arranged, and 3-5 mastoid sawteeth (5) are uniformly circumferentially arranged;
the outer diameter of the pipe body (1) is 0.75-1.5cm, 3-5 through holes (4) are uniformly arranged in the circumferential direction, and 4-8 mastoid sawteeth (5) are uniformly arranged in the circumferential direction.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710732853.8A CN107441570B (en) | 2017-08-24 | 2017-08-24 | Disposable medical drainage tube |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710732853.8A CN107441570B (en) | 2017-08-24 | 2017-08-24 | Disposable medical drainage tube |
Publications (2)
| Publication Number | Publication Date |
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| CN107441570A CN107441570A (en) | 2017-12-08 |
| CN107441570B true CN107441570B (en) | 2023-07-04 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710732853.8A Active CN107441570B (en) | 2017-08-24 | 2017-08-24 | Disposable medical drainage tube |
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| CN (1) | CN107441570B (en) |
Families Citing this family (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109893686B (en) * | 2017-12-11 | 2023-11-24 | 上海中医药大学附属龙华医院 | Drainage device |
| CN109000998B (en) * | 2018-09-04 | 2021-01-22 | 株洲时代新材料科技股份有限公司 | Material pyrolysis toxic flue gas collecting device and method |
| USD967405S1 (en) | 2021-04-16 | 2022-10-18 | Hollister Incorporated | Urinary catheter |
| USD967403S1 (en) | 2021-04-16 | 2022-10-18 | Hollister Incorporated | Urinary catheter |
| USD967404S1 (en) | 2021-04-16 | 2022-10-18 | Hollister Incorporated | Urinary catheter |
| USD967406S1 (en) | 2021-04-16 | 2022-10-18 | Hollister Incorporated | Urinary catheter |
| USD967407S1 (en) | 2021-04-16 | 2022-10-18 | Hollister Incorporated | Urinary catheter |
| CN114425127B (en) * | 2022-02-23 | 2023-10-20 | 山东百多安医疗器械股份有限公司 | Disposable perianal abscess antibacterial drainage tube |
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| CN101534761A (en) * | 2006-08-30 | 2009-09-16 | 东南医药技术公司 | Methods, compositions and apparatuses to treat wounds with pressures altered from atmospheric |
| CN203802531U (en) * | 2014-03-19 | 2014-09-03 | 上海中医药大学附属龙华医院 | Crissum colorful dragging thread drainage plate |
| CN205144875U (en) * | 2015-11-30 | 2016-04-13 | 张霞 | Treat drainage device that clogs of anal fistula |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6866657B2 (en) * | 2002-07-04 | 2005-03-15 | Semyon Shchervinsky | Drain catheters |
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2017
- 2017-08-24 CN CN201710732853.8A patent/CN107441570B/en active Active
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101534761A (en) * | 2006-08-30 | 2009-09-16 | 东南医药技术公司 | Methods, compositions and apparatuses to treat wounds with pressures altered from atmospheric |
| CN203802531U (en) * | 2014-03-19 | 2014-09-03 | 上海中医药大学附属龙华医院 | Crissum colorful dragging thread drainage plate |
| CN205144875U (en) * | 2015-11-30 | 2016-04-13 | 张霞 | Treat drainage device that clogs of anal fistula |
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| Title |
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| 李二建.一次性根治术治疗高位蹄铁型脓肿的临床观察.《中国医药导报》.2009,第6卷(第32期),第132页. * |
| 赵浩翔.肛门直肠周围脓肿治疗研究现状.《中国医药指南》.2007,第5卷(第12期),第0626页. * |
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| CN107441570A (en) | 2017-12-08 |
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