CN202223731U

CN202223731U - Catheter fixer used in plasma exchange for patient with severe hepatitis

Info

Publication number: CN202223731U
Application number: CN2011203648361U
Authority: CN
Inventors: 韩志伟
Original assignee: Individual
Current assignee: Individual
Priority date: 2011-09-28
Filing date: 2011-09-28
Publication date: 2012-05-23
Anticipated expiration: 2021-09-28

Abstract

A catheter fixer used in a plasma exchange for a patient with severe hepatitis is disclosed, which mainly solves the problem of the absence of a proper catheter fixing device while performing a plasma exchange on a patient with severe hepatitis at present. The catheter fixer used in a plasma exchange for a patient with severe hepatitis is characterized in that: the bottom of a silica gel plate is an arc surface, and the upper part of the silica gel plate is provided with spaced longitudinal insertion holes; the cross sections of the longitudinal insertion holes are trapezoids, and N-pole magnetic stripes are disposed at the bottom ends in the longitudinal insertion holes; a catheter embedding insertion frame is further provided and is composed of a location tube and a trapezoidal insertion sheet after being connected; a one-way clack is disposed in the location tube, and S-pole magnetic stripes are bound at the bottom end of the trapezoidal insertion sheet; the section shape of the trapezoidal insertion sheet is matched with those of the longitudinal insertion holes; and left and right Velcro patches are fixed on the end parts of elastic tensioning belts at the left and right ends of the silica gel plate respectively. The catheter fixer is very simple in structure, convenient in operation, and capable of adjusting the fixed space of a catheter according to the specific condition of the patient; and after the catheter is located in a surgery, the space positions of the catheter and a human body cannot be changed any more, thereby ensuring the normal process of the surgery.

Description

The conduit retainers of using during hepatitis gravis patient's plasmapheresis

Technical field

This utility model relates to a kind of medical auxiliary implement that is used for liver disease, specifically, relates to a kind of conduit retainers of using when the hepatitis gravis patient carries out plasmapheresis of being used for.

Background technology

The therapeutic plasma exchange that what is called is used for the hepatitis gravis patient is outside the blood lead body with hepatitis; Process membrane type blood plasma separation method or other separation method are separated patient's blood plasma and are discarded from whole blood; Replenish the displacement liquids such as FFP or human albumin of equivalent then; So just, can remove intravital various metabolism toxin of patient and virulence factor, thereby reach therapeutic purposes.Before carrying out plasmapheresis, need set up the artery and vein passage earlier, arterial end blood is introduced plasma separator, behind isolation of purified, blood and the displacement liquid that will purify are fed back in the body by vein end again.In carrying out this therapeutic process, several kinds of conduits are inserted method below adopting mostly: one of which is that arteriovenous keeps intubation, generally selects dorsal artery of foot and internal malleolus great saphenous vein intubate for use; It two is the outer fistula method of artery and vein, promptly selects the cephalic vein of radial artery and companion's row thereof for use, inserts the entad end of artery and vein respectively with two silicone rubber tubes, and row skin connects the organizator external shunt outward; It three is the subclavian vein tremie method, is about to double channel catheter and inserts subclavian vein, and blood, is fed back in the body by interior pipe behind the plasma separator of flowing through through the sucking-off of trocar sheath side opening again.The problem that exists in the prior art is; No matter which kind of method of employing all need be inserted the arteriovenous end with conduit when carrying out plasmapheresis, but existing utensil can not carry out fixing preferably again to these conduits; Therefore; In operation process, the stationary state of the site of puncture conduit at patient's cervical region or groin place is easy to change, and what influence was performed the operation normally carries out.

Summary of the invention

For the problem that exists in the prior art that solves the background technology proposition; The conduit retainers that this utility model has used when a kind of hepatitis gravis patient's plasmapheresis is provided, this kind conduit retainers structure are very simple, and easy to operate; Can adjust the fixed interval of conduit according to patient's concrete condition; And after operation the time located, the locus of conduit and human body can not change again, thus normally carrying out of having guaranteed to perform the operation.

The technical scheme of this utility model is: the conduit retainers of using during this kind hepatitis gravis patient plasmapheresis; Comprise a silica gel plate; The bottom of said silica gel plate is an arcwall face; Top has vertical socket at some intervals, and the cross section of said vertical socket is trapezoidal, and the inner bottom that is positioned at vertical socket is equipped with " N " utmost point magnetic stripe; Said conduit retainers comprises that also some conduits embed slotting frame, and said conduit embeds slotting frame and is made up of after connecting positioning pipe, trapezoidal inserted sheet; Wherein, a unidirectional lobe is arranged in the said positioning pipe, the bottom of said trapezoidal inserted sheet is bonded with " S " utmost point magnetic stripe; The cross sectional shape of said trapezoidal inserted sheet matches with the cross sectional shape of said vertical socket; The fixing respectively left and right devil's sticking tablet in the end of the left and right end elastic force puller strap of said silica gel plate.

In addition, consider that operating time is longer, skin allergy may take place in the patient, can paste one in the arcwall face outside of said silica gel plate and be used to prevent patient skin micropore nonwoven layer hypersensitive.

The utlity model has following beneficial effect: the conduit retainers of using during this kind hepatitis gravis patient plasmapheresis; Can need be fixed on the patient's body according to treatment earlier the left and right end elastic force puller strap that has devil's sticking tablet; Then according to puncture position comparatively firm being fixed on the silica gel plate of conduit; And be provided with and prevent back the structure of scurrying, like this, in the whole surgery process; The stationary state that has guaranteed the site of puncture conduit at patient's cervical region or groin place can change, thereby guarantees carrying out smoothly of operation.

Description of drawings:

Fig. 1 is the structural representation of this utility model.

Fig. 2 is that the said conduit of this utility model embeds the structural representation of inserting frame.

The 1-conduit embeds and inserts frame among the figure, the vertical socket of 2-, 3-arcwall face, 4-right-hand member elastic force puller strap, 5-left end elastic force puller strap, 6-left side devil's sticking tablet, the right devil's sticking tablet of 7-, 8-positioning pipe, 9-" S " utmost point magnetic stripe, the trapezoidal inserted sheet of 10-, the unidirectional lobe of 11-.

The specific embodiment:

Below in conjunction with accompanying drawing this utility model is described further:

As shown in Figure 1; The conduit retainers of using during this kind of hepatitis gravis patient plasmapheresis; Comprise a silica gel plate 3, the bottom of said silica gel plate 3 is an arcwall face 3, and top has vertical socket 2 at some intervals; The cross section of said vertical socket 2 is trapezoidal, and the inner bottom that is positioned at vertical socket 2 is equipped with " N " utmost point magnetic stripe.

Said conduit retainers comprises that also some conduits embed slotting frame 1, and is as shown in Figure 2, and conduit embeds slotting frame 1 and is made up of after connecting positioning pipe 8, trapezoidal inserted sheet 10; Wherein, a unidirectional lobe 11 is arranged in the said positioning pipe 8, the bottom of said trapezoidal inserted sheet 10 is bonded with " S " utmost point magnetic stripe 9; The cross sectional shape of said trapezoidal inserted sheet 10 matches with the cross sectional shape of said vertical socket 2; The fixing respectively left and right devil's sticking tablet in the end of the left and right end elastic force puller strap of said silica gel plate 3.

Need be fixed on the left and right end elastic force puller strap that has devil's sticking tablet on the patient's body corresponding position according to treatment earlier during use, insert conduit in the positioning pipe 8 according to the direction of unidirectional lobe 11 according to puncture position then, conduit can not be returned scurry.Accomplish with patient's body in after being connected of spigot joint of retention; In vertical socket 2 of the trapezoidal inserted sheet 10 insertion appropriate locations that will be connected with positioning pipe 8; Because have corresponding magnetic stripe, therefore, adhesive is tightr; This spaced fixed model both can be suitable for the fixed form of many single conduits, can be suitable for double channel catheter again.After fixing, conduit can comparatively firm being fixed on the silica gel plate, thereby guarantee in the whole surgery process, and the stationary state that is positioned at the site of puncture conduit at patient's cervical region or groin place can change, guarantees carrying out smoothly of operation.

In addition, further prioritization scheme can be set up one in the arcwall face outside of said silica gel plate 3 and be used to prevent patient skin micropore nonwoven layer hypersensitive, like this, even if this kind holder time on one's body the patient is longer, the patient is done not feel like oneself.

Claims

1. the conduit retainers of using during a hepatitis gravis patient plasmapheresis comprises a silica gel plate (3), it is characterized in that:

The bottom of said silica gel plate (3) is arcwall face (3), and top has vertical socket (2) at some intervals, and the cross section of said vertical socket (2) is trapezoidal, and the inner bottom that is positioned at vertical socket (2) is equipped with " N " utmost point magnetic stripe;

Said conduit retainers comprises that also some conduits embed slotting frame (1), and said conduit embeds inserts frame (1) by positioning pipe (8), trapezoidal inserted sheet (10) connection back formation; Wherein, a unidirectional lobe (11) is arranged in the said positioning pipe (8), the bottom of said trapezoidal inserted sheet (10) is bonded with " S " utmost point magnetic stripe (9);

The cross sectional shape of said trapezoidal inserted sheet (10) matches with the cross sectional shape of said vertical socket (2);

The fixing respectively left and right devil's sticking tablet (6,7) in the end of the left and right end elastic force puller strap (5,4) of said silica gel plate (3).

2. the conduit retainers of using during hepatitis gravis patient's plasmapheresis according to claim 1 is characterized in that: the arcwall face outside of said silica gel plate (3) has one to be used to prevent patient skin micropore nonwoven layer hypersensitive.