CN101745173B

CN101745173B - Medical valve plugging device

Info

Publication number: CN101745173B
Application number: CN2008100730174A
Authority: CN
Inventors: 胡大伟; 张小兰; 锁涛
Original assignee: Individual
Current assignee: Individual
Priority date: 2008-12-01
Filing date: 2008-12-01
Publication date: 2012-01-04
Anticipated expiration: 2028-12-01
Also published as: CN101745173A

Abstract

The invention discloses a medical valve plugging device, which relates to a catheter auxiliary device for guaranteeing human organ pipes smooth, such as the windpipes, the bronchus, the stomach tubes, the nephridium or the blood vessels and the like. The periphery of the front part of a catheter (1) is fixed with an air bag (6). An inflation tube (3) is switched in the air bag (6). By the design of the small supporting air bag (6), an expansion valve (5) and a lung membrane (4) are used to replace the original inflation or water jacket bag mode to make the plugging effect of a pipe (10) more reasonable and effective. The wider expansion valve (5) and lung membrane (4) enlarges the contact area and reduces the pressure on the mucous membrane so as to obviously reduce the compression on the mucous membrane and effectively protect the visceral organs. And the reasonable change of the structure makes the operation safer, simpler and more convenient and makes the application prospect wide.

Description

Medical valve plugging device

Technical field

The present invention relates to a kind of new medical catheter auxiliary device, ensure human organ pipeline such as shutoff or unobstructed catheter auxiliary device, especially medical valve plugging devices such as trachea, bronchus, stomach tube, kidney duct or blood vessel.

Background technology

In the known technology; The shutoff operated by rotary motion inflatable cuff of all pipelines such as human organ pipeline such as trachea, bronchus, stomach tube, kidney duct or blood vessel on the clinical medicine; But, make clinical application effect not good because air bag working condition of the prior art is not ideal enough.

The incidence rate of all human pipeline's pathological changes and seriousness thereof are not only relevant with indwelling catheter time, and with other factors, like cover scrotiform shape and pressure, the histocompatibility etc. of putting pipe and cover capsule material is also closely related, the gasbag pressure high tube wall mucosa injury of healing is heavier.With the endotracheal tube is example, after the seventies in 20th century, begins to adopt compliance plastic production cover capsule preferably; Even reach very big capacity, the change of its pressure is also very little, thereby can reduce the generation of trachea pathological changes; And when implementing positive airway pressure; Intracapsular pressure and Peak Inspiratory Pressure have rectilinear correlation property, require intracapsular pressure at least greater than intrapulmonic pressure 3cm water column, and at N ₂During the O general anesthesia; Prolong in time, pressure and capacity in the cover capsule all can correspondingly increase gradually, and this requires the pressure of tracheal intubation cover capsule is carried out routine monitoring; But cost is higher; So in the clinical practice operation, many doctors and nurse usually come to judge indirectly its pressure through the proximal balloon tension force that touches tracheal intubation, this is inaccurate.Also have urinary catheter Chang Yinwei can't judge whether and water-filling blindly, cause injury of urethra, also extract conduit up to injury of urethra in use because of the mismanagement violence at bladder.

In addition, the disclosed related art scheme of one Chinese patent application comprises that 200710013453.8 1 kinds of novel endotracheal tubes comprise main pipe; Be connected the connection tube on the main pipe; Be arranged on the air bag on the main pipe, the air bag air injection pipe that communicates with air bag, the end of said main pipe is provided with venthole and side venthole; Said connection tube comprises the upper channel mouth that is connected with respirator or anesthesia outfit; The lower channel opening that is connected with main pipe, a side of said upper channel mouth is provided with the wing passage mouth, is fixed on the seal cover on the wing passage mouth; Said connection tube is provided with fixed dam and following fixed dam, the built-in reinforcement steel wire of said main pipe; The built-in reinforcement steel wire of said main pipe; 200710014662.4 multifunctional trachea catheter; Relate to a kind of multifunctional trachea catheter with two lung isolation, ventilation and suction foreign body; The endotracheal tube that comprises a hollow, the middle and lower part of endotracheal tube is around one elastic, as to be connected with endotracheal tube airbag inflation pipe endotracheal tube air bag, and there is an endotracheal tube opening lower end of endotracheal tube; The bronchus air bag that lower end one side of endotracheal tube is connected with is one elastic, be connected with the bronchus airbag inflation pipe; Bronchus air bag and endotracheal tube opening lay respectively at the both sides of endotracheal tube, and the lower end of described bronchus air bag has one to import end, and described importing end is a hollow structure; End has at least one and imports distolateral hole, imports end and is connected with a suction catheter.03242228.8 the endotracheal tube of scalable corrugated tube is arranged, includes air-guide main tube, air bag, joint and gas tube; Increase between the miner diameter end of air-guide main tube and joint one section scalable corrugated connecting tube is arranged; Corrugated connecting tube is connected as a single entity with joint, and its another opening is provided with main pipe and becomes to insert the connector portions that cooperates.Certainly, scalable corrugated connecting tube also can be connected as a single entity with the air-guide main tube, and the other end is provided with the connector portions that becomes insertion to cooperate with joint; Scalable corrugated tube, it can also be one-body molded with air-guide main tube and joint.This utility model since corrugated connecting tube be telescopic and can bend to angle arbitrarily at any part, not only stable but also its curvature of its bending section change be successive, can between art, not form the bending of obstruction property.03230897.3 single cavity double sac tracheal intubation conduit, by single-lumen bronchial tube, conduit outlet; Conduit side opening, two air bags, air bag fill, exit pore and charge valve constitutes; Two capsules are independent each other; Can intersect and exit and inflation, can prevent that oral secretion or esophageal reflux thing from getting into trachea and lung, reduce the damage that air bag causes the inner surface of trachea compressing.More than these new public technology schemes also exist the deficiency of failing to deal with problems basically in various degree.

Summary of the invention

The purpose of this invention is to provide a kind of clinical medical various organ pipelines, effectively to keep passage common; Reduce the pipe plugging device of complication; Design a series of conduits that are used to keep and improve natural tract in the human body; Comprise endotracheal tube and urinary catheter conduit etc., this device is issuable therapeutic effect, i.e. a medical valve plugging device after being used for fixing between conduit, occlusion catheter and the natural tract space and including fixedly demeanour.

The measure that realizes the object of the invention comprises: the anterior periphery fixation balloon of conduit, gas tube inserts air bag.

The invention has the advantages that: through ramuscule support airbag design, replace original inflation or water jacket capsule pattern, make that the effect of shutoff of pipeline is more rationally effective with rise lobe and pleura; Broader lobe and the pleura of rising enlarges the contact surface agent and reduces the pressure to mucosa; Significantly reduce the mucosa compressing, effectively protect internal organs, the reasonable change of structure; Make that operation is safer and easy, have a extensive future.

Description of drawings:

Accompanying drawing 1 cuts open sketch map for the structure of the embodiment of the invention 1.

Accompanying drawing 2 is the working state schematic representation of the embodiment of the invention 1.

Reference numeral comprises: conduit 1, air valve 2, gas tube 3, pleura 4, the lobe 5 that rises, air bag 6, air-filled pore 7, side opening 8, control valve 9, pipeline 10.

The specific embodiment

Embodiment 1: conduit 1 anterior periphery fixation balloon 6, gas tube 3 inserts air bag 6.

The funnel-form pleura 4 and the lobe 5 that rises that conduit 1 anterior periphery fixed interval connect are at the air bag 6 of conduit 1 anterior periphery wall and the funnel-form pleura 4 that is connected at interval and the fixing sealing between lobe 5 roots of rising.

Open air-filled pore 7 on corresponding conduit 1 outer wall, gas tube 3 front openings are on air-filled pore 7.

Gas tube 3 ends pick out conduit 1 rear wall and connect air valve 2.

Conduit 1 front end is wedge-like shape angle.Open side opening 8 on conduit 1 front bulkhead.Conduit 1 rear portion connects control valve 9.

Rise by lobe 5 thickness or hardness greater than pleura 4.Conduit 1 front end, the lobe 5 that rises, pleura 4 and air bag 6 adopt elasticity such as rubber, silica gel or flexible biomaterial to process.Normality is shunk and is attached at conduit 1 front end periphery wall under lobe 5, pleura 4 and the air bag 6 unaerated conditions of rising.

The rise lobe 5 and the pleura 4 of inflation back type such as funnel-like play a supportive role, and more softish pleura 4 is affixed on the conduit 1 after helping shrinking.The pressure that air bag 6 is produced from the mechanics angle is broken down into upwards and power forward, and the power that wherein makes progress is the main cause that produces the compressing of pipeline 10 inwalls.

When breaking off like a segment pipe 10; Can in the mouth of pipe that both sides are broken off, fill in conduit 1 front end respectively; And with these two conduit back segments connections, gas tube 3 inflations in both sides are after 6 each self-expanding of both sides air bag; The lobe 5 that rises, pleura 4 and the air bag 6 of both sides rises respectively and is stuck in the disconnected mouth of pipe separately, realizes the interim continued access of pipeline; Stop up stifled situation for or inwall attachment sunken because of pipeline 10 walls; Insert in the pipeline 10 with sharper keen conduit 1 front end; Sunken or the stifled position of inwall attachment heap soil or fertilizer over and around the roots of align with tube 10 walls; Inflate in air bag 6 through air valve 2, prop up or back down the sunken or inwall attachment of pipeline 10 walls after the lobe 5 that rises, pleura 4 and air bag 6 dilatancies and stop up stifledly, and carry out drain with control valve 9 control conduits 1 and dredge.

After finishing using, the gas of emitting in the air bag 6 through air valve 2 again is tiled on conduit 1 outer wall with pleura 4 with the recovery lobe 5 that rises, and conveniently extracts.

The advantage of present embodiment is: through 6 designs of little support air bag, replace original inflation or water jacket capsule patterns with pleura 4 with the lobe 5 that rises, make pipeline 10 shutoff effect more rationally effectively; The broader lobe 5 that rises enlarges the contact surface agent and reduces the pressure to mucosa with pleura 4; Significantly reduce the mucosa compressing, effectively protect internal organs, the reasonable change of structure; Make that operation is safer and easy, have a extensive future.

Claims

1. medical valve plugging device; It is characterized in that; The anterior periphery fixation balloon of conduit (1) (6); Gas tube (3) inserts air bag (6), and funnel-form pleura (4) and the lobe that rises (5) that the anterior periphery fixed interval of conduit (1) connect are fixed the air bag (6) that seals between the anterior periphery wall of conduit (1) and funnel-form pleura (4) that is connected at interval and the lobe that rises (5) root.

2. medical valve plugging device as claimed in claim 1 is characterized in that, opens air-filled pore (7) on corresponding conduit (1) outer wall, and gas tube (3) front opening is on air-filled pore (7).

3. medical valve plugging device as claimed in claim 1 is characterized in that, gas tube (3) end picks out conduit (1) rear wall and connects air valve (2).

4. medical valve plugging device as claimed in claim 1 is characterized in that, conduit (1) front end is wedge-like shape angle, opens side opening (8) on conduit (1) front bulkhead.

5. medical valve plugging device as claimed in claim 1 is characterized in that, conduit (1) rear portion connects control valve (9).