CN107007923B - Multi-functional urethral catheter - Google Patents

Multi-functional urethral catheter Download PDF

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Publication number
CN107007923B
CN107007923B CN201710235157.6A CN201710235157A CN107007923B CN 107007923 B CN107007923 B CN 107007923B CN 201710235157 A CN201710235157 A CN 201710235157A CN 107007923 B CN107007923 B CN 107007923B
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China
Prior art keywords
catheter
urethral catheterization
tube
wire guides
urethral
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CN201710235157.6A
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Chinese (zh)
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CN107007923A (en
Inventor
侯颖萍
阎燕
张新成
李爱民
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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
    • A61M25/00—Catheters; Hollow probes
    • A61M25/0017—Catheters; Hollow probes specially adapted for long-term hygiene care, e.g. urethral or indwelling catheters to prevent infections
    • 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
    • A61M25/0021—Catheters; Hollow probes characterised by the form of the tubing
    • A61M25/0023—Catheters; Hollow probes characterised by the form of the tubing by the form of the lumen, e.g. cross-section, variable diameter
    • A61M25/0026—Multi-lumen catheters with stationary elements
    • 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
    • A61M25/0067—Catheters; Hollow probes characterised by the distal end, e.g. tips
    • A61M25/0068—Static characteristics of the catheter tip, e.g. shape, atraumatic tip, curved tip or tip structure
    • 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
    • A61M25/01—Introducing, guiding, advancing, emplacing or holding catheters
    • A61M25/02—Holding devices, e.g. on the body
    • A61M25/04—Holding devices, e.g. on the body in the body, e.g. expansible
    • 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
    • A61M25/10—Balloon catheters
    • 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
    • A61M25/10—Balloon catheters
    • A61M25/1018—Balloon inflating or inflation-control devices
    • 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
    • A61M25/0021—Catheters; Hollow probes characterised by the form of the tubing
    • A61M25/0023—Catheters; Hollow probes characterised by the form of the tubing by the form of the lumen, e.g. cross-section, variable diameter
    • A61M25/0026—Multi-lumen catheters with stationary elements
    • A61M2025/0035—Multi-lumen catheters with stationary elements characterized by a variable lumen cross-section by means of a resilient flexible septum or outer wall
    • 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
    • A61M25/0021—Catheters; Hollow probes characterised by the form of the tubing
    • A61M25/0023—Catheters; Hollow probes characterised by the form of the tubing by the form of the lumen, e.g. cross-section, variable diameter
    • A61M25/0026—Multi-lumen catheters with stationary elements
    • A61M2025/0037—Multi-lumen catheters with stationary elements characterized by lumina being arranged side-by-side
    • 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
    • A61M2025/0059—Catheters; Hollow probes characterised by structural features having means for preventing the catheter, sheath or lumens from collapsing due to outer forces, e.g. compressing forces, or caused by twisting or kinking

Landscapes

  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Hematology (AREA)
  • General Health & Medical Sciences (AREA)
  • Anesthesiology (AREA)
  • Biomedical Technology (AREA)
  • Pulmonology (AREA)
  • Biophysics (AREA)
  • Animal Behavior & Ethology (AREA)
  • Engineering & Computer Science (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Child & Adolescent Psychology (AREA)
  • Epidemiology (AREA)
  • Urology & Nephrology (AREA)
  • External Artificial Organs (AREA)
  • Media Introduction/Drainage Providing Device (AREA)

Abstract

The invention discloses a kind of Multi-functional urethral catheters, by being equipped with necking down on the urethral catheterization tube body above urethral catheterization tube airbag, it is equipped between necking down and urethral catheterization pipe fitting and splits slot, catheter can retract into urethra, it is additionally provided with thinner secondary catheter simultaneously, both can be used to dredge catheter, it can be used as spare catheter again, the outer airsac tube of connection gas tube is equipped in the side of gas tube, outer air bag is equipped on outer airsac tube, the pressure of interior air bag can be observed, compared with prior art, the present invention, not only has the function of existing three-cavity catheter, and has the function of variable diameter, it is generally applicable in and different patients use, not only have the function of dredging catheter, there are also the effects of spare catheter, in addition, also having prevents the interior air bag of catheter not well into in bladder, or catheter folds in urethra Effect, it is not only more convenient to use, also achieve the multi-functional of catheter.

Description

Multi-functional urethral catheter
Technical field
The invention belongs to medical instruments fields, more particularly, to a kind of Multi-functional urethral catheter.
Background technique
Catheter can be per urethram inserted into pipeline made of natural rubber, silicon rubber or polyvinyl chloride (PVC) Bladder comes out so as to drainage of urine, after catheter is inserted into bladder, has the fixed catheter of an air bag to stay in close to catheter head end It in bladder, and is not easy, and drainage tube connection urinal collects urine, is primarily suitable for: 1, urination barrier caused by a variety of causes Hinder, 2, particular procedure, such as: abdominal cavity, the urinary tract and gynaecology's operation, 3, need record unit time urine volume, are that hospital is common A kind of medical instrument, currently, catheter is via a pipe single in the past, development with the continuous development of medical instrument Air bag is had to the front end of current double lumen catheter and three-cavity catheter, double lumen catheter, can prevent catheter from slipping, three Chamber catheter has air bag in addition to front end, is additionally provided with flushing pipe, can be rinsed to bladder and catheter, still, these are led Urinary catheter still remains following problem, due to the difference of the urethra size of different patients, is difficult using the catheter of same diameter Meet the needs of different patients, although currently, have the two-chamber of thickness different size and three-cavity catheter available, it can basis The size at the age of patient carrys out the catheter of estimated service life different thicknesses, in clinical position, is difficult the enough accurate of estimation, urine Pipe is too thin, is easy leakage of urine, and urinary catheter is too thick, and is easy to damage the urethra of patient, causes the urethral infection of patient, in addition, some Patient causes ankylurethria due to illness etc., is just more difficult to estimate suitable catheter model, some ankylurethrias Patient is also easy to the problem of discounting of catheter occurs when being inserted into catheter, this also brings to the work of medical staff very big Trouble, very big pain, application publication number are also increased to patient are as follows: a Chinese invention patent of 106215309 A of CN A kind of " catheter with observation air bag " is disclosed, is provided with interior two air bags being interlinked to the outside, such as Tab phenolphthaleinum at the both ends of catheter Urinary catheter is not adequately inserted, and a part stream of interior air bag in the urethra of patient, just heave, can by the outer air bag of rear polygon of inflating To prevent the urethra of interior air bag damage patient, be provided with more functions, still, this " catheter that band observes air bag " still Not the problem of not can solve the current catheter by estimation to select different thicknesses.
Summary of the invention
Technical problem to be solved by the invention is to provide a kind of Multi-functional urethral catheters, not only have current three-cavity catheter Function, moreover, without selecting the catheters of different thicknesses by estimation, a catheter can be suitble to different patients It uses, it is not easy to the urethra of injured patient, the problem of being also less likely to occur leakage of urine, very big convenience is brought to medical staff, The pain of patient is also mitigated, it is very easy to use.
In order to solve the above-mentioned technical problem, the technical solution adopted by the present invention is that: including urethral catheterization tube body, urethral catheterization pipe end, Urethral catheterization hole, catheter collar extension, gas tube, air inflation nozzle, urethral catheterization tube airbag, rinses nozzle, flushing pipe and flushing pipe at urethral catheterization pipe fitting Outlet, it is characterised in that: necking down, the urethral catheterization tube body below necking down are equipped on the urethral catheterization tube body above the urethral catheterization tube airbag Diameter be less than necking down above urethral catheterization tube body diameter, between necking down and urethral catheterization pipe fitting be equipped with split slot, split the length of slot It is adapted with the length of human urethra, the osculum path portion of front end is easier to enter the urethra of patient, when encountering the narrow of urethra The large-diameter pipe of rear end passes through after can shrinking when place, and without selecting the model of catheter, the outside of catheter can be close Fitting urethra, be also less likely to occur leakage of urine, it is more convenient to use.
Scheme as an improvement of the above technical solution is equipped on slot in described splitting and splits slot film, better tightness.
It is communicated to internal connecting tube as a further improvement, being equipped in the outside of urethral catheterization pipe fitting, is set in connecting tube There are wire guides, be equipped with wire guides connector in the outer end of wire guides, elastic membrane is equipped between wire guides connector and connecting tube outer end, Can be used to convenient dredging catheter, prevent the blocking of catheter, can also reduce to the greatest extent the dunghill of blocking catheter into Enter into bladder.
As further improving, the wire guides and wire guides connector are hollow structure, are set in the bottom end of wire guides There is looped pipeline end, looped pipeline urethral catheterization hole be equipped on looped pipeline end, looped pipeline air bag is equipped in the wire guides above looped pipeline urethral catheterization hole, It is equipped with secondary catheter collar extension on wire guides connector, secondary gas tube is additionally provided on wire guides connector, is equipped on secondary gas tube Looped pipeline air inflation nozzle, wire guides become a thinner catheter, and the seal wire that usually can be used as dredging urinary catheter uses, and are encountering urine When the especially narrow patient in road, wire guides can be taken out and used as thin catheter, without in addition replacement.
As further improving, it is equipped with the outer airsac tube of connection gas tube in the side of gas tube, on outer airsac tube Equipped with outer air bag, by being inflated to gas tube, so that it may judge the interior air bag of catheter whether well into in bladder, or The problem of person's catheter folds in urethra prevents from causing to damage to the urethra of patient.
As further improving, the outer air bag is located at the inside of airsac tube, and scale, judgement are equipped on airsac tube Get up more accurate.
The present invention by being equipped with necking down on the urethral catheterization tube body above urethral catheterization tube airbag, urethral catheterization tube body below necking down it is straight Diameter is less than the diameter of the urethral catheterization tube body above necking down, is equipped between necking down and urethral catheterization pipe fitting and splits slot, is equipped with and splits on splitting slot Slot film, the front end of catheter are easier to enter in urethra, and the rear end of catheter can also retract into, in urethral catheterization pipe fitting Outside, which is equipped with, is communicated to internal connecting tube, and wire guides are equipped in connecting tube, is equipped with wire guides connector in the outer end of wire guides, It is equipped with elastic membrane between wire guides connector and connecting tube outer end, looped pipeline end is equipped in the bottom end of wire guides, in looped pipeline end It is equipped with looped pipeline urethral catheterization hole, looped pipeline air bag is equipped in the wire guides above looped pipeline urethral catheterization hole, pair is equipped on wire guides connector Catheter collar extension is additionally provided with secondary gas tube on wire guides connector, and looped pipeline air inflation nozzle is equipped on secondary gas tube, can be both used to Catheter is dredged, and can be used as spare catheter, is equipped with the outer airsac tube of connection gas tube in the side of gas tube, outside Airsac tube is equipped with outer air bag, can observe the pressure of interior air bag, and compared with prior art, the present invention not only has existing three The function of chamber catheter, and have the function of variable diameter, it is generally applicable in and is used from different patients, not only there is dredging catheter Effect, there are also the effects of spare catheter, in addition, also having prevents the interior air bag of catheter not well into in bladder, Or the effect that catheter folds in urethra, it is not only more convenient to use, also achieve the multi-functional of catheter.
Detailed description of the invention
The present invention will be further described in detail below with reference to the accompanying drawings and specific embodiments.
Fig. 1 is the structural schematic diagram of the embodiment of the present invention 1.
Fig. 2 is the schematic cross-sectional view for prolonging A-A line in Fig. 1.
Fig. 3 is the structural schematic diagram of the embodiment of the present invention 2.
Fig. 4 is the structural schematic diagram of the embodiment of the present invention 3.
Fig. 5 is the structural schematic diagram of the embodiment of the present invention 4.
Fig. 6 is the structural schematic diagram of the embodiment of the present invention 5.
Fig. 7 is the structural schematic diagram of the embodiment of the present invention 6.
As shown in the figure: 1 is urethral catheterization pipe end, and 2 be urethral catheterization hole, and 3 be urethral catheterization tube airbag, and 4 be necking down, and 5 is split slot, and 6 be to lead Urinary catheter body, 7 be gas tube, and 8 be urethral catheterization pipe fitting, and 9 be air inflation nozzle, and 10 be catheter collar extension, and 11 is rinse nozzle, and 12 be to rinse Pipe, 13 export for flushing pipe, and 14 is split slot film, and 15 be connecting tube, and 16 be wire guides, and 17 be elastic membrane, and 18 connect for wire guides Head.19 be secondary gas tube, and 20 be looped pipeline air inflation nozzle, and 21 be secondary catheter collar extension, and 22 be looped pipeline air bag, and 23 be looped pipeline urethral catheterization hole, 24 be looped pipeline end, and 25 be outer airsac tube, and 26 be outer air bag, and 27 be scale.
Specific embodiment
Embodiment 1: refering to Fig.1 to Fig.2, being the structural schematic diagram of the embodiment of the present invention 1, including urethral catheterization tube body 6, catheter Nozzle, urethral catheterization pipe fitting 8, catheter collar extension 10, gas tube 7, air inflation nozzle 9, urethral catheterization tube airbag 3, is rinsed at urethral catheterization hole 2 in end 1 11, flushing pipe 12 and flushing pipe export 13 three-cavity catheters constituted, are equipped on the urethral catheterization tube body 6 above urethral catheterization tube airbag 3 Necking down 4, the diameter of the urethral catheterization tube body of 4 lower section of necking down is less than the diameter of the urethral catheterization tube body 6 of 4 top of necking down, in necking down 4 and catheter It is equipped between connector 8 and splits slot 5, the length for splitting slot 5 is adapted with the length of human urethra, after urethral catheterization tube body 6 is inserted into urethra, splits slot 5 are in urethra, since urethral catheterization tube body 6 is made of softer and with certain elasticity material, such as: natural rubber, silicon Rubber or polyvinyl chloride (PVC) are made, and when the pressure smaller by urethra muscle, will shrink to 5 direction of slot is split, urinary catheter Body 6 is front fine and rear thick, and the osculum path portion of front end is easier to enter the urethra of patient, and when encountering the stenosis of urethra, rear end is big Bore pipe passes through after can shrinking, and there is no need to select the model of catheter, is generally applicable in and different patients use, catheter Outside can closely be bonded urethra, it is not easy to leakage of urine occurs, it is more convenient to use.
Embodiment 2: being the structural schematic diagram of the embodiment of the present invention 2, compared with Example 1, embodiment 2 is not referring to Fig. 3 It is with place: is provided in the outside for splitting slot 5 and splits slot film 14, does not influence the flexible of urethral catheterization tube body 6, but also leakproofness not only Also more preferable, even if splitting slot 5 leaks out urethra, the normal use of catheter is nor affected on, practicability is stronger.
Embodiment 3: being the structural schematic diagram of the embodiment of the present invention 3, compared with Example 2, embodiment 3 is not referring to Fig. 4 It is with place: is equipped in the outside of urethral catheterization pipe fitting 8 and is communicated to internal connecting tube 15, wire guides is equipped in connecting tube 15 16, it is equipped with wire guides connector 18 in the outer end of wire guides 16, elasticity is equipped between 15 outer end of wire guides connector 18 and connecting tube Film 17, not only Packed effect, but also there is very big elasticity, wire guides connector 18 is pinched with hand and is pumped back and forth, so that it may is used to Catheter is dredged, the blocking of catheter, traditional dirt that can will all block catheter with liquid or gas bleed catheter are prevented Dirty things are punched into bladder, are difficult to be then exhausted from and, and are pumped back and forth in the present embodiment with wire guides 16, and the filth of catheter is blocked Object will be loose, and as urine ejects, and the filth for reducing blocking catheter to greatest extent enters in bladder.
Embodiment 4: being the structural schematic diagram of the embodiment of the present invention 4, compared with Example 3, embodiment 4 is not referring to Fig. 5 Be with place: wire guides 16 and wire guides connector 18 are hollow structure, are equipped with looped pipeline end 24 in the bottom end of wire guides 16, Looped pipeline end 24 is equipped with looped pipeline urethral catheterization hole 23, is equipped with looped pipeline air bag 22 in the wire guides 16 above looped pipeline urethral catheterization hole 23, Wire guides connector 18 is equipped with secondary catheter collar extension 21, secondary gas tube 19 is additionally provided on wire guides connector 18, in secondary gas tube 19 are equipped with looped pipeline air inflation nozzle 20, and wire guides 16 become a thinner catheter, usually can be used as leading for dredging urinary catheter Silk uses, and when encountering the especially narrow patient of urethra, can cut off elastic membrane 17, takes out wire guides 16 as one thinner Catheter comes using without the catheter in addition more renewed, function is more.
Embodiment 5: being the structural schematic diagram of the embodiment of the present invention 5, compared with Example 4, embodiment 5 is not referring to Fig. 6 It is with place: is equipped with the outer airsac tube 25 of connection gas tube 7 in the side of gas tube 7, outer gas is equipped on outer airsac tube 25 Capsule 26 injects suitable gas into air inflation nozzle 9 by syringe, rule of thumb observe the size of outer air bag 26 it may determine that Whether urethral catheterization tube airbag 9 is well into having arrived in bladder or whether catheter folds in urethra out, if according to warp It tests and observes that outer air bag 26 is excessive, so that it may first extract the gas in urethral catheterization tube airbag 9 out, continue into catheter, repeat and fill Gas, if outer air bag 26 or excessive, so that it may judge that catheter is folded in urethra, it should catheter is extracted, It reinserts, prevents that the urethra of patient is caused to damage.
Embodiment 6: being the structural schematic diagram of the embodiment of the present invention 6, compared with Example 5, embodiment 6 referring to Fig. 7, Fig. 7 With embodiment 5 the difference is that: the outer airsac tube 25 in embodiment 6 is long, and outer air bag 26 is arranged in outer airsac tube 25 Inside, is equipped with scale 27 on outer airsac tube 25, outer airsac tube 25 be it is transparent, after outer air bag 26 is inflated, according on scale 27 Numerical value can be more convenient judge urethral catheterization tube airbag 9 whether completely into bladder or how many stays in urethra It is interior, it is more accurate.
What has been described above is only a preferred embodiment of the present invention, it is noted that for those of ordinary skill in the art For, without departing from the concept of the premise of the invention, several changes and improvements can also be made, these belong to the present invention Protection scope.

Claims (2)

1. a kind of Multi-functional urethral catheter, including urethral catheterization tube body (6), urethral catheterization pipe end (1), urethral catheterization hole (2), urethral catheterization pipe fitting (8), Catheter collar extension (10), air inflation nozzle (9), urethral catheterization tube airbag (3), rinses nozzle (11), flushing pipe (12) and punching at gas tube (7) Wash pipe outlet (13), it is characterised in that: necking down (4) are equipped on the urethral catheterization tube body (6) above the urethral catheterization tube airbag (3), The diameter of urethral catheterization tube body below necking down (4) is less than the diameter of the urethral catheterization tube body (6) above necking down (4), in necking down (4) and urethral catheterization It is equipped between pipe fitting (8) and splits slot (5), the length for splitting slot (5) is adapted with the length of human urethra；
It is equipped in the outside of the urethral catheterization pipe fitting (8) and is communicated to internal connecting tube (15), be equipped in connecting tube (15) Wire guides (16) are equipped with wire guides connector (18) in the outer end of wire guides (16), in wire guides connector (18) and connecting tube (15) Elastic membrane (17) are equipped between outer end；
The wire guides (16) and wire guides connector (18) are hollow structure, are equipped with looped pipeline end in the bottom end of wire guides (16) (24), looped pipeline urethral catheterization hole (23) are equipped on looped pipeline end (24), are set in the wire guides (16) above looped pipeline urethral catheterization hole (23) There are looped pipeline air bag (22), secondary catheter collar extension (21) is equipped on wire guides connector (18), is also set on wire guides connector (18) There are secondary gas tube (19), is equipped with looped pipeline air inflation nozzle (20) on secondary gas tube (19)；
It is equipped with the outer airsac tube (25) of connection gas tube (7) in the side of the gas tube (7), is set on outer airsac tube (25) There are outer air bag (26).
2. Multi-functional urethral catheter according to claim 1, it is characterised in that: be equipped with that split slot thin on slot (5) in described split Film (14).
CN201710235157.6A 2017-04-12 2017-04-12 Multi-functional urethral catheter Active CN107007923B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201710235157.6A CN107007923B (en) 2017-04-12 2017-04-12 Multi-functional urethral catheter

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Application Number Priority Date Filing Date Title
CN201710235157.6A CN107007923B (en) 2017-04-12 2017-04-12 Multi-functional urethral catheter

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CN107007923A CN107007923A (en) 2017-08-04
CN107007923B true CN107007923B (en) 2019-09-20

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Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110215543B (en) * 2019-05-10 2022-04-15 昆明医科大学第二附属医院 Medical guidable catheter
CN114306896A (en) * 2021-12-24 2022-04-12 山东百多安医疗器械股份有限公司 Novel prevent blockking up, negative pressure catheter

Citations (6)

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Publication number Priority date Publication date Assignee Title
EP0445502A1 (en) * 1990-01-05 1991-09-11 Angelo Dr. Catalani Endotracheal tube incorporating a drug-irrigation device
EP1892010A1 (en) * 2006-08-25 2008-02-27 Pulsion Medical Systems AG Enteral feeding catheter and apparatus for determining the intraabdominal pressure of a patient
CN101690837A (en) * 2009-09-29 2010-04-07 中国人民解放军第三军医大学第一附属医院 multifunctional catheter
CN202920785U (en) * 2012-11-09 2013-05-08 郑明辉 Catheter
CN204428605U (en) * 2015-01-28 2015-07-01 河北联合大学 Novel urethral catheter
CN204709610U (en) * 2015-06-17 2015-10-21 田伟 A kind of catheter with pre-washing function

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7744620B2 (en) * 2003-07-18 2010-06-29 Intervalve, Inc. Valvuloplasty catheter

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0445502A1 (en) * 1990-01-05 1991-09-11 Angelo Dr. Catalani Endotracheal tube incorporating a drug-irrigation device
EP1892010A1 (en) * 2006-08-25 2008-02-27 Pulsion Medical Systems AG Enteral feeding catheter and apparatus for determining the intraabdominal pressure of a patient
CN101690837A (en) * 2009-09-29 2010-04-07 中国人民解放军第三军医大学第一附属医院 multifunctional catheter
CN202920785U (en) * 2012-11-09 2013-05-08 郑明辉 Catheter
CN204428605U (en) * 2015-01-28 2015-07-01 河北联合大学 Novel urethral catheter
CN204709610U (en) * 2015-06-17 2015-10-21 田伟 A kind of catheter with pre-washing function

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