CN107007923A - Multi-functional urethral catheter - Google Patents

Multi-functional urethral catheter Download PDF

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Publication number
CN107007923A
CN107007923A CN201710235157.6A CN201710235157A CN107007923A CN 107007923 A CN107007923 A CN 107007923A CN 201710235157 A CN201710235157 A CN 201710235157A CN 107007923 A CN107007923 A CN 107007923A
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CN
China
Prior art keywords
catheter
urethral catheterization
tube
wire guides
urethral
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Granted
Application number
CN201710235157.6A
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Chinese (zh)
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CN107007923B (en
Inventor
侯颖萍
阎燕
张新成
李爱民
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Individual
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Individual
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Priority to CN201710235157.6A priority Critical patent/CN107007923B/en
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Publication of CN107007923B publication Critical patent/CN107007923B/en
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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 catheter, by being provided with necking down on the urethral catheterization body above urethral catheterization tube airbag, it is provided between necking down and urethral catheterization pipe joint and splits groove, catheter can retract into urethra, it is additionally provided with thinner secondary catheter simultaneously, both can be for dredging catheter, standby catheter can be used as again, the outer airsac tube of UNICOM's gas tube is provided with the side of gas tube, outer air bag is provided with outer airsac tube, the pressure of interior air bag can be observed, compared with prior art, the present invention, not only possesses the function of existing three-cavity catheter, and with reducing function, generally it is applicable and is used from different patients, not only there is the effect of dredging catheter, the effect of also standby catheter, in addition, also possessing prevents the interior air bag of catheter not well into in bladder, or the effect that catheter is folded in urethra, 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 field, more particularly, to a kind of Multi-functional urethral catheter.
Background technology
Catheter, is the pipeline being made with natural rubber, silicon rubber or polyvinyl chloride (PVC), can be through per urethram inserting Bladder comes out so as to drainage of urine, after catheter insertion bladder, has an air bag to fix catheter close to catheter head end and stays in In bladder, and abjection is difficult, and drainage tube connection urinal collects urine, is primarily suitable for：1st, urination barrier caused by a variety of causes Hinder, 2, particular procedure, such as：Abdominal cavity, the urinary tract and gynaecology etc. perform the operation, and 3, need record unit time urine volume, it is that hospital commonly uses A kind of medicine equipment, at present, with continuing to develop for medicine equipment, catheter is via a pipe single in the past, development To current double lumen catheter and three-cavity catheter, the front end of double lumen catheter carries air bag, can prevent catheter from slipping, and three Chamber catheter carries air bag except front end, is additionally provided with flush pipe, bladder and catheter can be rinsed, still, these are led The problem of urinary catheter still has following, due to the difference of the urethra size of different patients, be difficult using the catheter of same diameter The need for meeting different patients, at present, although have the two-chamber and three-cavity catheter of thickness different size available, can basis The size at the age of patient carrys out the catheter of estimated service life different thicknesses, in clinical position, it is difficult to which estimation is enough accurate, urinates Pipe is too thin, and easy leakage of urine, urinary catheter is too thick, and the easily urethra of injured patient, causes the urethral infection of patient, in addition, some Patient causes ankylurethria due to reasons such as illness, is just more difficult to estimate suitable catheter model, some ankylurethrias Patient insert catheter when be also easy to occur catheter discounting the problem of, this also to medical personnel work bring it is very big Trouble, very big pain is also added to patient, application publication number is：The A of CN 106215309 Chinese invention patent A kind of " catheter with observation air bag " is disclosed, interior two air bags being interlinked to the outside, such as Tab phenolphthaleinum are provided with the two ends of catheter Urinary catheter is not adequately inserted, and the part stream of interior air bag is in the urethra of patient, and rear polygonal outer air bag of inflating just is heaved, can To prevent interior air bag from damaging the urethra of patient, be provided with more functions, still, this " band observes the catheter of air bag " still The problem of current catheter for relying on estimation to select different thicknesses can not be solved.
The content of the invention
The technical problems to be solved by the invention are to provide a kind of Multi-functional urethral catheter, not only with current three-cavity catheter Function, moreover, the catheters of different thicknesses need not be selected by estimation, a catheter can just be adapted to different patients Use, it is not easy to the urethra of injured patient, the problem of leakage of urine also is less likely to occur brings very big convenience to medical personnel, 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：Including urethral catheterization body, urethral catheterization pipe end, Urethral catheterization hole, urethral catheterization pipe joint, catheter collar extension, gas tube, charging connector, urethral catheterization tube airbag, the flushing mouth of pipe, flush pipe and flush pipe Outlet, it is characterised in that：The urethral catheterization body below necking down, necking down is provided with the urethral catheterization body above described urethral catheterization tube airbag Diameter be less than the diameter of the urethral catheterization body above necking down, provided with splitting groove between necking down and urethral catheterization pipe joint, split the length of groove 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 running into the narrow of urethra The large-diameter pipe of rear end passes through after can shrinking during place, the model without selecting catheter, and the outside of catheter can be close Laminating urethra, be also less likely to occur leakage of urine, it is more convenient to use.
As the improvement project of above-mentioned technical proposal, it is provided with described splitting on groove and splits groove film, better tightness.
As a further improvement, being communicated with the connecting tube of inside on the outside of urethral catheterization pipe joint, set in connecting tube There are wire guides, wire guides joint be provided with the outer end of wire guides, elastic membrane is provided between wire guides joint and connecting tube outer end, The blocking of catheter can be prevented for convenient dredging catheter, the dunghill that blocking catheter can also be reduced as far as possible enters Enter into bladder.
As further improving, described wire guides and wire guides joint are hollow structure, are set in the bottom of wire guides There is looped pipeline termination, looped pipeline urethral catheterization hole be provided with looped pipeline termination, looped pipeline air bag is provided with the wire guides above looped pipeline urethral catheterization hole, Provided with secondary catheter collar extension on wire guides joint, secondary gas tube is additionally provided with wire guides joint, is provided with secondary gas tube Looped pipeline charging connector, wire guides turn into a thinner catheter, can usually be used as the seal wire of dredging urinary catheter, run into urine Road especially narrow patient when, wire guides can be taken out and used as thin catheter, without replacing in addition.
As further improving, the outer airsac tube of UNICOM's gas tube is provided with the side of gas tube, on outer airsac tube Provided with outer air bag, by being inflated to gas tube, it is possible to whether judge the interior air bag of catheter well into in bladder, or The problem of person's catheter is folded in urethra, prevents from causing the urethra of patient damage.
As further improving, described outer air bag is located at the inside of airsac tube, and scale is provided with airsac tube, judges Get up more accurate.
The present invention by being provided with necking down on the urethral catheterization body above urethral catheterization tube airbag, urethral catheterization body below necking down it is straight Footpath is less than the diameter of the urethral catheterization body above necking down, provided with groove is split between necking down and urethral catheterization pipe joint, is split splitting to be provided with groove Groove film, the front end of catheter is easier to enter in urethra, and the rear end of catheter can also be retracted into, in urethral catheterization pipe joint Outside is communicated with the connecting tube of inside, and wire guides are provided with connecting tube, and wire guides joint is provided with the outer end of wire guides, Elastic membrane is provided between wire guides joint and connecting tube outer end, looped pipeline termination is provided with the bottom of wire guides, in looped pipeline termination Looped pipeline urethral catheterization hole is provided with, looped pipeline air bag is provided with the wire guides above looped pipeline urethral catheterization hole, provided with pair on wire guides joint Catheter collar extension, is additionally provided with secondary gas tube on wire guides joint, and looped pipeline charging connector is provided with secondary gas tube, both can be for Catheter is dredged, the outer airsac tube of UNICOM's gas tube can be provided with the side of gas tube, outside as standby catheter again Airsac tube is provided with outer air bag, can observe the pressure of interior air bag, compared with prior art, the present invention, not only possesses existing three The function of chamber catheter, and with reducing function, be generally applicable and used from different patients, not only with dredging catheter Effect, the effect of also standby catheter, in addition, also possessing prevents the interior air bag of catheter not well into in bladder, Or the effect that catheter is folded in urethra, it is not only more convenient to use, also achieve the multi-functional of catheter.
Brief description of the drawings
The present invention is further detailed explanation with reference to the accompanying drawings and detailed description.
Fig. 1 is the structural representation of the embodiment of the present invention 1.
Fig. 2 is to prolong the cross section structure diagrams of A-A lines in Fig. 1.
Fig. 3 is the structural representation of the embodiment of the present invention 2.
Fig. 4 is the structural representation of the embodiment of the present invention 3.
Fig. 5 is the structural representation of the embodiment of the present invention 4.
Fig. 6 is the structural representation of the embodiment of the present invention 5.
Fig. 7 is the structural representation of the embodiment of the present invention 6.
Shown in 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 groove, and 6 be to lead Urinary catheter body, 7 be gas tube, and 8 be urethral catheterization pipe joint, and 9 be charging connector, and 10 be catheter collar extension, and 11 is rinse the mouth of pipe, and 12 be to rinse Pipe, 13 be flush pipe outlet, and 14 is split groove 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 charging connector, 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 termination, and 25 be outer airsac tube, and 26 be outer air bag, and 27 be scale.
Embodiment
Embodiment 1：1-Fig. 2 of reference picture, is the structural representation of the embodiment of the present invention 1, including urethral catheterization body 6, catheter Termination 1, urethral catheterization hole 2, urethral catheterization pipe joint 8, catheter collar extension 10, gas tube 7, charging connector 9, urethral catheterization tube airbag 3, the flushing mouth of pipe 11st, the three-cavity catheter that flush pipe 12 and flush pipe outlet 13 are constituted, is provided with the urethral catheterization body 6 of the top of urethral catheterization tube airbag 3 Necking down 4, the diameter of the urethral catheterization body of the lower section of necking down 4 is less than the diameter of the urethral catheterization body 6 of the top of necking down 4, in necking down 4 and catheter Provided with groove 5 is split between joint 8, split the length of groove 5 and be adapted with the length of human urethra, after the insertion urethra of urethral catheterization body 6, split groove 5 are in urethra, because urethral catheterization body 6 is made up of soft and with certain elasticity material, such as：Natural rubber, silicon Rubber or polyvinyl chloride (PVC) are made, when by the smaller pressure of urethra muscle, will be shunk to the direction of groove 5 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 running into the stenosis of urethra, rear end is big Bore pipe passes through after can shrinking, therefore need not select the model of catheter, is generally applicable and is used from different patients, catheter Outside can closely fit urethra, it is not easy to occur leakage of urine, it is more convenient to use.
Embodiment 2：Reference picture 3, is the structural representation of the embodiment of the present invention 2, and compared with Example 1, embodiment 2 is not It is with part：It is provided with the outside for splitting groove 5 and splits groove film 14, does not influence the flexible of urethral catheterization body 6, and sealing not only Also more preferably, even if splitting groove 5 spills urethra, nor affect on the normal of catheter and use, practicality is stronger.
Embodiment 3：Reference picture 4, is the structural representation of the embodiment of the present invention 3, and compared with Example 2, embodiment 3 is not It is with part：The connecting tube 15 of inside is communicated with the outside of urethral catheterization pipe joint 8, wire guides are provided with connecting tube 15 16, wire guides joint 18 is provided with the outer end of wire guides 16, provided with elasticity between wire guides joint 18 and the outer end of connecting tube 15 Film 17, both Packed effect has very big elasticity, wire guides joint 18 is pinched with hand and is pumped back and forth, it is possible to is used for again Catheter is dredged, the blocking of catheter is prevented, traditional use liquid or gas bleed catheter can will all block the dirt of catheter Dirty thing is punched into bladder, it is difficult to be then exhausted from coming, and is pumped back and forth with wire guides 16 in the present embodiment, is blocked the filth of catheter Thing will be loose, and as urine is ejected, the filth that blocking catheter is reduced to greatest extent is entered in bladder.
Embodiment 4：Reference picture 5, is the structural representation of the embodiment of the present invention 4, and compared with Example 3, embodiment 4 is not It is with part：Wire guides 16 and wire guides joint 18 are hollow structure, and looped pipeline termination 24 is provided with the bottom of wire guides 16, Looped pipeline termination 24 is provided with looped pipeline urethral catheterization hole 23, and looped pipeline air bag 22 is provided with the wire guides 16 of the top of looped pipeline urethral catheterization hole 23, Wire guides joint 18 is provided with secondary catheter collar extension 21, secondary gas tube 19 is additionally provided with wire guides joint 18, in secondary gas tube 19 are provided with looped pipeline charging connector 20, and wire guides 16 become a thinner catheter, usually can leading as dredging urinary catheter Silk is used, and when running into urethra especially narrow patient, can cut off elastic membrane 17, takes out wire guides 16 as one thinner Catheter is used, and without the catheter more renewed in addition, function is more.
Embodiment 5：Reference picture 6, is the structural representation of the embodiment of the present invention 5, and compared with Example 4, embodiment 5 is not It is with part：The outer airsac tube 25 of UNICOM's gas tube 7 is provided with the side of gas tube 7, outer gas is provided with outer airsac tube 25 Capsule 26, appropriate gas is injected by syringe into charging connector 9, rule of thumb observe the size of outer air bag 26 it may determine that Whether go out urethral catheterization tube airbag 9 well into having arrived in bladder, or whether catheter folds in urethra, if according to warp Test and observe that outer air bag 26 is excessive, it is possible to 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, it is possible to judge that catheter is folded in urethra, it should extract catheter, Reinsert, prevent from causing the urethra of patient damage.
Embodiment 6：Reference picture 7, Fig. 7 is the structural representation of the embodiment of the present invention 6, compared with Example 5, embodiment 6 It is with the difference of embodiment 5：Outer airsac tube 25 in embodiment 6 is long, and outer air bag 26 is arranged on outer airsac tube 25 Inside, is provided with scale 27, outer airsac tube 25 is transparent, after outer air bag 26 is inflated, according on scale 27 on outer airsac tube 25 Numerical value whether just can more easily judge urethral catheterization tube airbag 9 completely into bladder, or how many stays in urethra It is interior, more accurately.
Above-described is only the preferred embodiment of the present invention, it is noted that for one of ordinary skill in the art For, without departing from the concept of the premise of the invention, some changes and improvements can also be made, these belong to the present invention Protection domain.

Claims (5)

1. a kind of Multi-functional urethral catheter, including urethral catheterization body (6), urethral catheterization pipe end (1), urethral catheterization hole (2), urethral catheterization pipe joint (8), Catheter collar extension (10), gas tube (7), charging connector (9), urethral catheterization tube airbag (3), the flushing mouth of pipe (11), flush pipe (12) and punching Wash pipe outlet (13), it is characterised in that：Necking down (4) is provided with the urethral catheterization body (6) above described urethral catheterization tube airbag (3), The diameter of urethral catheterization body below necking down (4) is less than the diameter of the urethral catheterization body (6) above necking down (4), in necking down (4) and urethral catheterization Provided with groove (5) is split between pipe joint (8), the length for splitting groove (5) is adapted with the length of human urethra.
2. Multi-functional urethral catheter according to claim 1, it is characterised in that：It is described split it is thin provided with groove is split on groove (5) Film (14).
3. the Multi-functional urethral catheter according to claims 1 or 2, it is characterised in that：In described urethral catheterization pipe joint (8) Outside is communicated with the connecting tube (15) of inside, and wire guides (16) are provided with connecting tube (15), in the outer of wire guides (16) End is provided with wire guides joint (18), and elastic membrane (17) is provided between wire guides joint (18) and connecting tube (15) outer end.
4. the Multi-functional urethral catheter according to claims 3, it is characterised in that：Described wire guides (16) and wire guides connect Head (18) is hollow structure, and looped pipeline termination (24) are provided with the bottom of wire guides (16), and looped pipeline is provided with looped pipeline termination (24) Looped pipeline air bag (22) is provided with urethral catheterization hole (23), the wire guides (16) above looped pipeline urethral catheterization hole (23), in wire guides joint (18) provided with secondary catheter collar extension (21), secondary gas tube (19) is additionally provided with wire guides joint (18), in secondary gas tube (19) it is provided with looped pipeline charging connector (20).
5. the Multi-functional urethral catheter according to claims 4, it is characterised in that：Set in the side of described gas tube (7) There is the outer airsac tube (25) of UNICOM's gas tube (7), outer air bag (26) is provided with outer airsac tube (25).
CN201710235157.6A 2017-04-12 2017-04-12 Multi-functional urethral catheter Active CN107007923B (en)

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Application Number Priority Date Filing Date Title
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Application Number Priority Date Filing Date Title
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CN107007923B CN107007923B (en) 2019-09-20

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110215543A (en) * 2019-05-10 2019-09-10 昆明医科大学第二附属医院 A kind of medical bootable 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 (7)

* 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
US20160287270A1 (en) * 2003-07-18 2016-10-06 Intervalve, Inc. Valvuloplasty Catheter

Patent Citations (7)

* 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
US20160287270A1 (en) * 2003-07-18 2016-10-06 Intervalve, Inc. Valvuloplasty Catheter
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

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110215543A (en) * 2019-05-10 2019-09-10 昆明医科大学第二附属医院 A kind of medical bootable 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

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