CN104800962A - Drainage tube and flushing guide pipe - Google Patents
Drainage tube and flushing guide pipe Download PDFInfo
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- CN104800962A CN104800962A CN201510229661.6A CN201510229661A CN104800962A CN 104800962 A CN104800962 A CN 104800962A CN 201510229661 A CN201510229661 A CN 201510229661A CN 104800962 A CN104800962 A CN 104800962A
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Abstract
The invention discloses a drainage tube and a flushing guide pipe. The drainage tube comprises a drainage section for guiding accumulated fluid to outflow, a middle section for controlling a stretch-in position and positioning the stretch-in position and an exporting section for exporting and collecting fluid, wherein the drainage section, the middle section and exporting section are sequentially and seamlessly connected with one another; the tube body inner surface of the drainage section is provided with a first radial supporting structure for supporting the drainage section tube body and maintaining the drainage section in the radial direction, and a drainage opening which is used for guiding the accumulated fluid into a drainage cavity is formed in the outer surface of the drainage section; the tube body inner surface of the middle section is provided with a second radial supporting structure for supporting the tube body of the middle section and maintaining the middle cavity of the middle section smooth. The drainage section stretches into the fluid accumulated part, the drainage opening is formed in the drainage section, the accumulated fluid successfully enters the inner cavity of the drainage section by virtue of the drainage opening, and the accumulated fluid is led out.
Description
Technical field
The present invention relates to drainage instrument field, especially, relate to a kind of medical drainage tube.In addition, the invention still further relates to a kind of flushing mozzle comprising above-mentioned drainage tube.
Background technology
The surgical drainage tube applied clinically is of a great variety, have for urethral catheterization, has for wound, thoracic cavity, encephalocoele, abdominal cavity, biliary tract.Surgical drainage, in order that be directed to external by fluids such as the pus gathered between tissue or in body cavity, blood, liquid, prevents postoperative infection and the healing having influence on wound.Therefore, just require that drainage device can keep the unimpeded of pipeline the moment.
And existing drainage tube, in mobile or use procedure, as easy as rolling off a log because extruding or bending and cause the blocking of pipeline, causes fluid constricted flow, makes drain failure, cause the secondary damage to sufferer.And existing drainage tube also cannot grasp and distance is stretched in control, experience is relied on to implement drainage procedure, the as easy as rolling off a log like this secondary injury caused sufferer completely.
And traditional drainage tube only has the effect of drain, segment fluid flow can only be drawn, not have pre-washing function, thus fluid thoroughly cannot be drawn, easily cause postoperative infection, delay wound healing.
Summary of the invention
The invention provides a kind of drainage tube and rinse mozzle, easily causing line clogging because extrude or bend to solve drainage tube, cannot grasp and control to stretch into the technical problem of distance.
According to an aspect of the present invention, a kind of drainage tube is provided, comprise the Drainage Section for guiding the fluid that gathers to flow out, for controlling to stretch into position and the interlude positioned and for fluid being derived and the derivation section of collecting, Drainage Section, interlude and the seamless link successively of derivation section; The inner surface of tube body of Drainage Section is provided with for carrying out radial support to Drainage Section body and the first radial support structure keeping the drainage lumens of Drainage Section unimpeded, and the outer surface fluid offered for gathering of Drainage Section imports the draining hole of drainage lumens; The inner surface of tube body of interlude is provided with for carrying out radial support to interlude body and the second radial support structure keeping the intermediate cavity of interlude unimpeded.
Further, the first radial support structure adopt along the axial arranged support bar in Drainage Section inner surface in Drainage Section, along Drainage Section axial arranged and be supported on gripper shoe on the internal face of Drainage Section, along the support ring of Drainage Section circumferentially on the internal face of Drainage Section, along the support bar of Drainage Section radial arrangement on the internal face of Drainage Section, fit on the internal face of Drainage Section twisted steel in the shape of a spiral at least one; And/or second radial support structure adopt along the axial arranged support bar in interlude inner surface of interlude, along interlude axial arranged and be supported on gripper shoe on interlude internal face, along the support ring of interlude circumferentially on interlude internal face, along the support bar of interlude radial arrangement on interlude internal face, fit on interlude internal face twisted steel in the shape of a spiral at least one.
Further, the first radial support structure is arranged symmetrically with along the central shaft of Drainage Section; Or the first radial support structure equidistantly to be arranged and central shaft relative dislocation along Drainage Section is arranged along the circumference of Drainage Section; Second radial support structure is arranged symmetrically with along the central shaft of interlude; Or the second radial support structure equidistantly to be arranged and central shaft relative dislocation along interlude is arranged along the circumference of interlude.
Further, the first radial support structure to construct with the second radial support and adopts identical structure, and the first radial support constructs to construct to mate vertically with the second radial support and is connected; Or the first radial support structure constructs with the second radial support and adopts identical structure, and the first radial support structure is arranged with the second radial support structural dislocation; Or the first radial support structure to construct from the second radial support and adopts different structures, and the first radial support constructs to construct to mate vertically with the second radial support and is connected; Or the first radial support structure constructs from the second radial support and adopts different structures, and the first radial support structure is arranged with the second radial support structural dislocation.
Further, draining hole and the first radial support structural dislocation are arranged; All with draining hole at least one group of axial symmetry face of Drainage Section; Or draining hole is equidistantly arranged along the circumference of Drainage Section.
Further, draining hole is multiple conduction hole, and multiple conduction hole is along the circumference of Drainage Section and/or axial arranged.
Further, draining hole is at least one drainage trough, drainage trough along Drainage Section axial arranged, described drainage trough along Drainage Section circumferentially or described drainage trough arrange in the shape of a spiral.
According to a further aspect in the invention, additionally provide a kind of flushing mozzle, it comprises above-mentioned drainage tube.
Further, also comprise the trocar sheath be sheathed on outside drainage tube, be fixed in the three way cock of the trocar sheath mouth of pipe, be sheathed on the fluid outlet of drainage tube and for be fixed in fastener on three way cock and with drainage tube along fastener the positioned opposite and extension be socketed on fastener; Fastener and trocar sheath to be located on two joints that three way cock leads directly to and positioned opposite along three way cock respectively; Trocar sheath side direction body offers the perforate matched with the Drainage Section of drainage tube, the internal face of trocar sheath be provided with along trocar sheath axial arranged and for increasing trocar sheath body intensity the auxiliary pipe of flushing or to arrange in the shape of a spiral and for increasing the auxiliary pipe of flushing of trocar sheath body intensity, rinse the lateral communication mouth of first end from the inner space three way cock of three way cock of auxiliary pipe, the second end opening rinsing auxiliary pipe is communicated to outside trocar sheath; Cleanout fluid joint is from the lateral communication mouth of the ft connection three way cock of three way cock; Three way cock is also provided with the inlet channel for balance external cannula cavity air pressure.
Further, the perforate on trocar sheath side direction body is mated with the draining hole that the Drainage Section of drainage tube is offered and is arranged; Rinse auxiliary pipe and be provided with many, many are rinsed auxiliary pipe and equidistantly arrange along the circumference of trocar sheath, and the second end opening rinsing auxiliary pipe is equidistantly arranged and/or axially equidistantly arranging along trocar sheath along the circumference of trocar sheath; Three way cock's internal face arranges circular passage, and circular passage is communicated with cleanout fluid joint, rinses auxiliary pipe and is all communicated with on circular passage, form the flow dividing structure rinsing auxiliary pipe from cleanout fluid joint to each.
The present invention has following beneficial effect:
Drainage tube of the present invention, adopts three stage structure design, stretches into fluid and gather position, by offering draining hole on Drainage Section, making accumulated fluid enter into the inner chamber of Drainage Section smoothly by draining hole, being guided by the fluid gathered by Drainage Section; What control Drainage Section by interlude stretches into distance, prevents Drainage Section from stretching into the improper secondary injury caused, also ensures that Drainage Section stays in fluid accurately and gathers position simultaneously; By deriving end, the fluid that Drainage Section is drawn exported to the external world and collects, convenient process of deriving fluid, preventing the fluid of deriving to the pollution of environment; By arranging the first radial support structure in Drainage Section, thus improve the radial bearing capacity of Drainage Section body, prevent Drainage Section body be subject to External Force Acting or bending time lumen blockage, ensure that Drainage Section is in unimpeded at any time; Interlude is owing to being in inside and outside intersection, stretch in the process of distance in adjustment Drainage Section, very easily be subject to External Force Acting and compression causes body to block, and by arranging the second radial support structure in interlude, the radial bearing capacity of effective raising interlude, thus ensure that fluid can enter into derivation section through interlude smoothly, thus fluid is derived.Overall structure is simple, easy to use, is applicable to all kinds of surgical drainage, thus ensures sick and wounded quickly-healing.
Except object described above, feature and advantage, the present invention also has other object, feature and advantage.Below with reference to figure, the present invention is further detailed explanation.
Accompanying drawing explanation
The accompanying drawing forming a application's part is used to provide a further understanding of the present invention, and schematic description and description of the present invention, for explaining the present invention, does not form inappropriate limitation of the present invention.In the accompanying drawings:
Fig. 1 is one of structural representation of the drainage tube of the preferred embodiment of the present invention;
Fig. 2 is the structural representation two of the drainage tube of the preferred embodiment of the present invention;
Fig. 3 is the structural representation three of the drainage tube of the preferred embodiment of the present invention;
Fig. 4 is one of structural representation of the interlude of the preferred embodiment of the present invention;
Fig. 5 is the structural representation two of the interlude of the preferred embodiment of the present invention;
Fig. 6 is the structural representation three of the interlude of the preferred embodiment of the present invention;
Fig. 7 is the structural representation of the coat part of the flushing mozzle of the preferred embodiment of the present invention;
Fig. 8 is the structural representation of the in-built part of the flushing mozzle of the preferred embodiment of the present invention;
Fig. 9 is the A-A' profile of Fig. 8;
Figure 10 is the B-B' profile of Fig. 8;
Figure 11 is the C-C' profile of Fig. 8;
Figure 12 is one of cross-sectional view of the trocar sheath of the flushing mozzle of the preferred embodiment of the present invention;
Figure 13 is the cross-sectional view two of the trocar sheath of the flushing mozzle of the preferred embodiment of the present invention.
Marginal data:
1, Drainage Section; 2, interlude; 3, section is derived; 4, the first radial support structure; 5, draining hole; 6, the second radial support structure; 7, drainage tube; 8, trocar sheath; 9, three way cock; 10, fastener; 11, extension; 12, perforate; 13, auxiliary pipe is rinsed; 14, cleanout fluid joint; 15, inlet channel.
Detailed description of the invention
Below in conjunction with accompanying drawing, embodiments of the invention are described in detail, but the present invention can by the multitude of different ways that limits and cover implement.
Fig. 1 is one of structural representation of the drainage tube of the preferred embodiment of the present invention; Fig. 2 is the structural representation two of the drainage tube of the preferred embodiment of the present invention; Fig. 3 is the structural representation three of the drainage tube of the preferred embodiment of the present invention; Fig. 4 is one of structural representation of the interlude of the preferred embodiment of the present invention; Fig. 5 is the structural representation two of the interlude of the preferred embodiment of the present invention; Fig. 6 is the structural representation three of the interlude of the preferred embodiment of the present invention; Fig. 7 is the structural representation of the coat part of the flushing mozzle of the preferred embodiment of the present invention; Fig. 8 is the structural representation of the in-built part of the flushing mozzle of the preferred embodiment of the present invention; Fig. 9 is the A-A' profile of Fig. 8; Figure 10 is the B-B' profile of Fig. 8; Figure 11 is the C-C' profile of Fig. 8; Figure 12 is one of cross-sectional view of the trocar sheath of the flushing mozzle of the preferred embodiment of the present invention; Figure 13 is the cross-sectional view two of the trocar sheath of the flushing mozzle of the preferred embodiment of the present invention.
As shown in Figure 1 and Figure 4, the drainage tube of the present embodiment, comprise the Drainage Section 1 for guiding the fluid that gathers to flow out, for controlling to stretch into position and the interlude 2 positioned and for fluid being derived and the derivation section 3 of collecting, Drainage Section 1, interlude 2 and the seamless link successively of derivation section 3; The inner surface of tube body of Drainage Section 1 is provided with for carrying out radial support to Drainage Section 1 body and the first radial support structure 4 keeping the drainage lumens of Drainage Section 1 unimpeded, and the outer surface fluid offered for gathering of Drainage Section 1 imports the draining hole 5 of drainage lumens; The inner surface of tube body of interlude 2 is provided with for carrying out radial support to interlude 2 body and the second radial support structure 6 keeping the intermediate cavity of interlude 2 unimpeded.Drainage tube of the present invention, adopts three stage structure design, stretches into fluid and gather position, by offering draining hole 5 on Drainage Section 1, making accumulated fluid enter into the inner chamber of Drainage Section 1 smoothly by draining hole 5, being guided by the fluid gathered by Drainage Section 1; What control Drainage Section 1 by interlude 2 stretches into distance, prevents Drainage Section 1 from stretching into the improper secondary injury caused, also ensures that Drainage Section 1 stays in fluid accurately and gathers position simultaneously; The fluid that Drainage Section 1 is drawn exported to the external world by deriving end and collects, convenient process of deriving fluid, preventing the fluid of deriving to the pollution of environment; By arranging the first radial support structure 4 in Drainage Section 1, thus improve the radial bearing capacity of Drainage Section 1 body, prevent Drainage Section 1 body be subject to External Force Acting or bending time lumen blockage, ensure that Drainage Section 1 is in unimpeded at any time; Interlude 2 is owing to being in inside and outside intersection, stretch in the process of distance in adjustment Drainage Section 1, very easily be subject to External Force Acting and compression causes body to block, and by arranging the second radial support structure 6 in interlude 2, the radial bearing capacity of effective raising interlude 2, thus ensure that fluid can enter into derivation section 3 through interlude 2 smoothly, thus fluid is derived.Overall structure is simple, easy to use, is applicable to all kinds of surgical drainage, thus ensures sick and wounded quickly-healing.
As shown in Figure 1, Figure 2, shown in Fig. 3, Fig. 4, Fig. 5 and Fig. 6, in the present embodiment, the first radial support structure 4 adopt along the axial arranged support bar in Drainage Section 1 inner surface in Drainage Section 1, along Drainage Section 1 axial arranged and be supported on gripper shoe on the internal face of Drainage Section 1, along the support ring of Drainage Section 1 circumferentially on the internal face of Drainage Section 1, along the support bar of Drainage Section 1 radial arrangement on the internal face of Drainage Section 1, fit on the internal face of Drainage Section 1 twisted steel in the shape of a spiral at least one.Adopt axial arranged in the support bar of Drainage Section 1 inner surface along Drainage Section 1, can improve the bearing capacity of tube wall, structure fabrication is simple, and tube cavity space is large, can be drawn by fluid fast.Adopt along Drainage Section 1 axial arranged the and gripper shoe be supported on the internal face of Drainage Section 1, radial support intensity is high, can effectively prevent body be out of shape, guarantee drainage lumens radial dimension, makes drainage lumens can be unimpeded.Support ring along Drainage Section 1 circumferentially on the internal face of Drainage Section 1, forms the supporting construction of annular one by one, can improve the bend resistance ability of structure, improves the inner cavity size of drainage lumens, improves the speed that fluid is drawn.Along the support bar of Drainage Section 1 radial arrangement on the internal face of Drainage Section 1, form the radial body of rod one by one and support, the bend resistance ability of structure can be improved, improve the inner cavity size of drainage lumens, improve the speed that fluid is drawn.Fit in the twisted steel on the internal face of Drainage Section 1 in the shape of a spiral, the bearing capacity of tube wall can be improved, improve the efficiency of drain.Second radial support structure 6 adopt along the axial arranged support bar in interlude 2 inner surface of interlude 2, along interlude 2 axial arranged and be supported on gripper shoe on interlude 2 internal face, along the support ring of interlude 2 circumferentially on interlude 2 internal face, along the support bar of interlude 2 radial arrangement on interlude 2 internal face, fit on interlude 2 internal face twisted steel in the shape of a spiral at least one.By arranging dissimilar radial support, thus meet different structure needs.Adopt axial arranged in the support bar of interlude 2 inner surface along interlude 2, can improve the bearing capacity of tube wall, structure fabrication is simple, and tube cavity space is large, can be drawn by fluid fast.Adopt along interlude 2 axial arranged the and gripper shoe be supported on interlude 2 internal face, radial support intensity is high, can effectively prevent body be out of shape, guarantee intermediate cavity radial dimension, makes intermediate cavity can be unimpeded.Along the support ring of interlude 2 circumferentially on interlude 2 internal face, form the supporting construction of annular one by one, the bend resistance ability of structure can be improved, improve the inner cavity size of intermediate cavity, improve the speed that fluid is drawn.Along the support bar of interlude 2 radial arrangement on interlude 2 internal face, form the radial body of rod one by one and support, the bend resistance ability of structure can be improved, improve the inner cavity size of intermediate cavity, improve the speed that fluid is drawn.Fit in the twisted steel on interlude 2 internal face in the shape of a spiral, the bearing capacity of tube wall can be improved, the efficiency in the middle of improving.
As shown in Figure 1, Figure 2, shown in Fig. 3, Fig. 4, Fig. 5 and Fig. 6, in the present embodiment, the first radial support structure 4 is arranged symmetrically with along the central shaft of Drainage Section 1.The unblocked of fluid can be ensured, and make simple.First radial support structure 4 equidistantly to be arranged and central shaft relative dislocation along Drainage Section 1 is arranged along the circumference of Drainage Section 1.Can prevent the drainage lumens caused due to the relative conflict of the first radial support structure 4 in body loading process from reducing or blocking.Second radial support structure 6 is arranged symmetrically with along the central shaft of interlude 2.The unblocked of fluid can be ensured, and make simple.Second radial support structure 6 equidistantly to be arranged and central shaft relative dislocation along interlude 2 is arranged along the circumference of interlude 2.Can prevent the intermediate cavity caused due to the relative conflict of the second radial support structure 6 in body loading process from reducing or blocking.
As shown in Figure 1, Figure 2, shown in Fig. 3, Fig. 4, Fig. 5 and Fig. 6, in the present embodiment, the first radial support structure 4 constructs 6 with the second radial support and adopts identical structure, and the first radial support construct 4 and the second radial support construct 6 and mate vertically and be connected.Thus form through structure, the derivation of fluid can be accelerated.First radial support structure 4 constructs 6 with the second radial support and adopts identical structure, and the first radial support construct 4 and second radial support construct 6 and misplace and arrange.The structural strength of each section of connecting portion can be improved, play the effect of complementary structure.First radial support structure 4 constructs 6 from the second radial support and adopts different structures, and the first radial support construct 4 and the second radial support construct 6 and mate vertically and be connected.Thus form through structure, the derivation of fluid can be accelerated.Can when ensure using function, by possible minimizing material usage.First radial support structure 4 constructs 6 from the second radial support and adopts different structures, and the first radial support construct 4 and second radial support construct 6 and misplace and arrange.The structural strength of each section of connecting portion can be improved, play the effect of complementary structure.Can when ensure using function, by possible minimizing material usage.
As shown in Figure 1, Figure 2, shown in Fig. 3, Fig. 4, Fig. 5 and Fig. 6, in the present embodiment, draining hole 5 and the first radial support construct 4 and misplace and arrange.Mutually do not form the interference of structure function, can drainage effect be improved.All with draining hole 5 at least one group of axial symmetry face of Drainage Section 1.Draining hole 5 is equidistantly arranged along the circumference of Drainage Section 1.Ensure that the fluid of all directions all can enter into drainage lumens by draining hole 5, can drainage effect be improved.
As shown in Figure 1, Figure 2, shown in Fig. 3, Fig. 4, Fig. 5 and Fig. 6, in the present embodiment, draining hole 5 is multiple conduction hole.Multiple conduction hole is along the circumference of Drainage Section 1 and/or axial arranged.Ensure that fluid enters into drainage lumens quickly through draining hole 5, can drainage effect be improved.
As shown in Figure 1, Figure 2, shown in Fig. 3, Fig. 4, Fig. 5 and Fig. 6, in the present embodiment, draining hole 5 is at least one drainage trough.Drainage effect is better, effectively prevents the blocking of draining hole.Drainage trough along Drainage Section 1 axial arranged, drainage trough along Drainage Section 1 circumferentially or drainage trough arrange in the shape of a spiral.Different drainage trough arrangements is set as required, fully plays the effect of drain, make drain more thorough.
As shown in Figure 7 and Figure 8, the flushing mozzle of the present embodiment, comprises above-mentioned drainage tube 7.
As shown in Fig. 7, Fig. 8, Fig. 9, Figure 10 and Figure 11, in the present embodiment, also comprise the trocar sheath 8 be sheathed on outside drainage tube 7, be fixed in the three way cock 9 of trocar sheath 8 mouth of pipe, be sheathed on the fluid outlet of drainage tube 7 and for be fixed in fastener 10 on three way cock 9 and with drainage tube 7 along fastener 10 positioned opposite the and extension 11 be socketed on fastener 10.Fastener 10 and trocar sheath 8 to be located on two straight-through joints of three way cock 9 and positioned opposite along three way cock 9 respectively.Trocar sheath 8 side direction body offers the perforate 12 matched with the Drainage Section 1 of drainage tube 7.The internal face of trocar sheath 8 be provided with along trocar sheath 8 axial arranged and for increasing trocar sheath 8 body intensity the auxiliary pipe of flushing 13 or to arrange in the shape of a spiral and for increasing the auxiliary pipe 13 of flushing of trocar sheath 8 body intensity.Rinse the lateral communication mouth of first end from the inner space three way cock 9 of three way cock 9 of auxiliary pipe 13, the second end opening rinsing auxiliary pipe 13 is communicated to outside trocar sheath 8.Cleanout fluid joint 14 is from the lateral communication mouth of the ft connection three way cock 9 of three way cock 9.Three way cock 9 is also provided with the inlet channel 15 for balance external sleeve pipe 8 inner chamber air pressure.Adopt the structural design of combination, facilitate dismounting cleaning and the assembling of structure, effectively prevent repeated action in injury place, eliminate the secondary injury to patient.The effect of drain and flushing can be played simultaneously, fluid can be made to desalinate, prevent fluid blockage, accelerate the removing of harmful fluids, can help to clear up injury place simultaneously, accelerate the healing of wound.Alternatively, three way cock 9 internal face arranges circular passage, circular passage is communicated with cleanout fluid joint 14, rinses auxiliary pipe 13 and is all communicated with on circular passage.
As shown in Fig. 7, Fig. 8, Fig. 9, Figure 10 and Figure 11, in the present embodiment, the perforate 12 on trocar sheath 8 side direction body is mated with the draining hole 5 that the Drainage Section 1 of drainage tube 7 is offered and is arranged.Thus ensure that fluid can be derived smoothly, reduce the obstruction of convection cell.Rinse auxiliary pipe 13 and be provided with many.Many are rinsed auxiliary pipe 13 and equidistantly arrange along the circumference of trocar sheath 8.The second end opening rinsing auxiliary pipe 13 is equidistantly arranged and/or axially equidistantly arranging along trocar sheath 8 along the circumference of trocar sheath 8.Three way cock 9 internal face arranges circular passage, and circular passage is communicated with cleanout fluid joint 14, rinses auxiliary pipe 13 and is all communicated with on circular passage, form the flow dividing structure rinsing auxiliary pipe 13 from cleanout fluid joint 14 to each.The flushing water column of evenly ejection can be formed, the abundant cleaning to target location can be realized, be conducive to the quick extraction of fluid and the healing of wound, effectively reduce the infection probability of wound.
During enforcement, provide a kind of drainage tube, adopt three-stage structure, be made up of Drainage Section 1, interlude 2 and pipe section (deriving section 3) three parts respectively.Drainage Section 1 is circular or platypelloid type, and this structure comprehensively can play drainage, and the body fluid at each position of drain place, pus, tissue fluid etc. can more effectively be flowed out, and helps the recovery as early as possible of wound.
Wherein, Drainage Section 1 is decussate texture pipe.The structure of Drainage Section 1 is pipe, include cross to support (the first radial support structure 4), cross supports, and pipe is divided into four large tube chambers such as grade by (the first radial support structure 4), and tube chamber opening of external wall forms four drainage troughs, facilitates drain.Cross supports, and (the first radial support structure 4) plays the effect supported with fixing, makes drain tract keep unimpeded.
Drainage Section 1 is platypelloid type structural tube.The structure of Drainage Section 1 is flat shape of the mouth as one speaks pipe, and include strip and support (the first radial support structure 4), the flat surface of flat shape of the mouth as one speaks pipe has a lot of aperture (draining hole 5), and aperture (draining hole 5) regular distribution, facilitates drain.Strip supports, and (the first radial support structure 4) plays the effect supported with fixing, makes drain tract keep unimpeded.
Wherein, interlude 2 adopts circular tube structure; inner surface is with three dentalations (the second radial support structure 6); this section is generally positioned at drain place and external environment intersection; usually the impact of the factor such as extruding, bending of skin or environmental factors can be subject to; this structure avoids in drainage process, and what the drainage tube caused was closed and caused cannot the phenomenon of drain.The asymmetric dentalation of interlude 2 circular tube structure inner surface, it also avoid the complementary phenomenon that when body is squeezed, dentalation produces, and cause complete closed phenomenon, at utmost ensure that the unobstructed of drainage tube, this kind of structure takes up room little simultaneously, increase actual drain area, improve drainage efficiency.In addition, interlude 2 prints scale on pipe shaft, for location, ensures the proper use of of product.This kind of design substantially improves and shrivels, the clogging caused such as to bend, and avoids the trouble of again putting pipe, uses manpower and material resources sparingly, reduce patient treatment adult, can also more effectively help patient to recover.
Wherein, pipe section (deriving section 3) adopts circular body, conveniently docks with extraneous drainage system.
For the wound needing to rinse, we add the design of joint and trocar sheath 8 in above design.Trocar sheath 8 is three-cavity structure, is divided into the auxiliary chamber of main chamber (trocar sheath 8 inner chamber) and two or four symmetry (rinsing auxiliary pipe 13 inner chamber), and auxiliary chamber (rinsing auxiliary pipe 13 inner chamber) presents symmetrical, as shown in Figure 12 and Figure 13.
As shown in Fig. 7,8,9, main chamber tail end pipe shaft has perforate 12, facilitates body fluid, pus, tissue fluid etc. to need the liquid stream of drain to become owner of intracavity, larger tissue can be stoped to enter main intracavity simultaneously, thus blocking drainage tube 7.The existence in main chamber is also played a supporting role, and prevents the drain tract of its inside from suffering extruding blocking.
As shown in Figure 12,13, two or four symmetrical auxiliary chambeies (rinsing auxiliary pipe 13 inner chamber), tail end outer wall and bottom have aperture, in flushing process, flushing liquid enters drain otch by auxiliary chamber (rinsing auxiliary pipe 13 inner chamber), pass through the comprehensive irrigation and drainage wound of opened aperture, better make otch recover.
As shown in Figure 7,8, joint is three way cock 9, is divided into two joints, trocar sheath 8 front end jointing first end.Have main lumen pore in the middle part of joint first end, side has air inlet and inlet opening.The inner surface of joint first end is provided with ring-type part flow arrangement, communicates respectively with side inlet (cleanout fluid joint 14) and auxiliary chamber (rinsing auxiliary pipe 13 inner chamber).Inlet is connected with extension 11, and extension 11 connects female Luer.Cleanout fluid is injected by inlet (cleanout fluid joint 14), each auxiliary chamber (rinsing auxiliary pipe 13 inner chamber) is entered respectively by ring-type part flow arrangement, then flow out from auxiliary chamber (rinsing auxiliary pipe 13 inner chamber) distal aperture, to reach the effect of the otch of cleaning comprehensively.Secondly the air inlet of joint three way cock 9 side connects female Luer (inlet channel 15), female Luer (inlet channel 15) is furnished with pin filter membrane filter, play a role in filtering, air inlet directly communicates with the main chamber of trocar sheath 8, when drainage tube 7 is in negative pressure drainage state, incision drainage tube 7 internal positive pressure can be kept by air inlet, prevent vacuum suction to two of incision tissue these damages, ensure the recovery of otch.
The second end intermediate hollow perforate of three way cock 9.Drainage tube 7 is fixed in perforate, wherein Drainage Section 1, interlude 2 and part pipe section (deriving section 3) are positioned at joint (fastener 10) one end, be placed in trocar sheath 8, joint (fastener 10) other end is pipe section (extension 11), be placed in outside joint (fastener 10) and trocar sheath 8, this part mainly plays drainage.
Three way cock 9 and fastener 10 two parts are interfixed by spiral or bayonet socket, and three way cock 9 second end inner surface, containing sealing ring, plays sealing function when three way cock 9 and fastener 10 two parts are fixed.The design of this thimble tube not only makes drainage tube 7 possess comprehensive pre-washing function, the blocking bending and cause can also be shriveled more effectively avoiding drainage tube, when a jam does occur simultaneously, interior pipe can be taken out cleaning, avoid the trouble of again putting pipe, use manpower and material resources sparingly, reduce patient treatment cost, can also more effectively help patient to recover.
The foregoing is only the preferred embodiments of the present invention, be not limited to the present invention, for a person skilled in the art, the present invention can have various modifications and variations.Within the spirit and principles in the present invention all, any amendment done, equivalent replacement, improvement etc., all should be included within protection scope of the present invention.
Claims (10)
1. a drainage tube, it is characterized in that, comprise the Drainage Section (1) for guiding the fluid that gathers to flow out, for controlling to stretch into position and the interlude positioned (2) and for being derived by fluid and the derivation section (3) of collecting
Described Drainage Section (1), described interlude (2) and described derivation section (3) seamless link successively;
The inner surface of tube body of described Drainage Section (1) is provided with for carrying out radial support to described Drainage Section (1) body and the first radial support structure (4) keeping the drainage lumens of described Drainage Section (1) unimpeded,
The outer surface fluid offered for gathering of described Drainage Section (1) imports the draining hole (5) of drainage lumens;
The inner surface of tube body of described interlude (2) is provided with for carrying out radial support to described interlude (2) body and the second radial support structure (6) keeping the intermediate cavity of described interlude (2) unimpeded.
2. drainage tube according to claim 1, is characterized in that,
Described first radial support structure (4) adopts axial arranged in the support bar of described Drainage Section (1) inner surface along described Drainage Section (1), axial arranged and the gripper shoe be supported on described Drainage Section (1) internal face along described Drainage Section (1), along described Drainage Section (1) support ring circumferentially on described Drainage Section (1) internal face, along the support bar of described Drainage Section (1) radial arrangement on described Drainage Section (1) internal face, fit at least one in the twisted steel on described Drainage Section (1) internal face in the shape of a spiral, and/or
Described second radial support structure (6) adopts axial arranged in the support bar of described interlude (2) inner surface along described interlude (2), axial arranged and the gripper shoe be supported on described interlude (2) internal face along described interlude (2), along the support ring of described interlude (2) circumferentially on described interlude (2) internal face, along the support bar of described interlude (2) radial arrangement on described interlude (2) internal face, fit at least one in the twisted steel on described interlude (2) internal face in the shape of a spiral.
3. drainage tube according to claim 2, is characterized in that,
Described first radial support structure (4) is arranged symmetrically with along the central shaft of described Drainage Section (1); Or
Described first radial support structure (4) equidistantly to be arranged and central shaft relative dislocation along described Drainage Section (1) is arranged along the circumference of described Drainage Section (1);
Described second radial support structure (6) is arranged symmetrically with along the central shaft of described interlude (2); Or
Described second radial support structure (6) equidistantly to be arranged and central shaft relative dislocation along described interlude (2) is arranged along the circumference of described interlude (2).
4. drainage tube according to claim 2, is characterized in that,
Described first radial support structure (4) constructs (6) with described second radial support and adopts identical structure, and described first radial support constructs (4) and described second radial support constructs (6) and mate vertically and be connected; Or
Described first radial support structure (4) construct (6) with described second radial support and adopts identical structure, and described first radial support constructs (4) and described second radial support constructs (6) and misplace and arrange; Or
Described first radial support structure (4) constructs (6) from described second radial support and adopts different structures, and described first radial support constructs (4) and described second radial support constructs (6) and mate vertically and be connected; Or
Described first radial support structure (4) construct (6) from described second radial support and adopts different structures, and described first radial support constructs (4) and described second radial support constructs (6) and misplace and arrange.
5. drainage tube according to any one of claim 1 to 4, is characterized in that,
Described draining hole (5) and described first radial support construct (4) and misplace and arrange;
All with draining hole (5) at least one group of axial symmetry face of described Drainage Section (1); Or
Described draining hole (5) is equidistantly arranged along the circumference of described Drainage Section (1).
6. drainage tube according to claim 5, is characterized in that,
Described draining hole (5) is multiple conduction hole,
Multiple described conduction hole is along the circumference of described Drainage Section (1) and/or axial arranged.
7. drainage tube according to claim 5, is characterized in that,
Described draining hole (5) is at least one drainage trough,
Described drainage trough along described Drainage Section (1) axial arranged, described drainage trough along described Drainage Section (1) circumferentially or described drainage trough arrange in the shape of a spiral.
8. rinse a mozzle, it is characterized in that, comprise the drainage tube (7) according to any one of claim 1 to 7.
9. flushing mozzle according to claim 8, is characterized in that,
Also comprise be sheathed on described drainage tube (7) trocar sheath outward (8), be fixed in the three way cock (9) of described trocar sheath (8) mouth of pipe, be sheathed on the fluid outlet of described drainage tube (7) and for be fixed in fastener (10) on described three way cock (9) and with described drainage tube (7) along described fastener (10) the positioned opposite and extension (11) be socketed on described fastener (10);
Described fastener (10) and described trocar sheath (8) to be located on two straight-through joints of described three way cock (9) and positioned opposite along described three way cock (9) respectively;
Described trocar sheath (8) side direction body offers the perforate (12) matched with the described Drainage Section (1) of described drainage tube (7), the internal face of described trocar sheath (8) be provided with along described trocar sheath (8) axial arranged and for increasing described trocar sheath (8) body intensity the auxiliary pipe of flushing (13) or to arrange in the shape of a spiral and for increasing the auxiliary pipe of flushing (13) of described trocar sheath (8) body intensity
The first end of the auxiliary pipe of described flushing (13) is from the lateral communication mouth of three way cock (9) described in the inner space of described three way cock (9), and the second end opening of the auxiliary pipe of described flushing (13) is communicated to described trocar sheath (8) outward;
Cleanout fluid joint (14) is from the lateral communication mouth of three way cock (9) described in the ft connection of described three way cock (9);
Described three way cock (9) is also provided with the inlet channel (15) for balance external sleeve pipe (8) inner chamber air pressure.
10. flushing mozzle according to claim 9, is characterized in that,
Described perforate (12) on described trocar sheath (8) side direction body is mated with the described draining hole (5) that the described Drainage Section (1) of described drainage tube (7) is offered and is arranged;
The auxiliary pipe of described flushing (13) is provided with many, the many auxiliary pipes of described flushing (13) are equidistantly arranged along the circumference of described trocar sheath (8), and the second end opening of the auxiliary pipe of described flushing (13) is equidistantly arranged and/or axially equidistantly arranging along described trocar sheath (8) along the circumference of described trocar sheath (8);
Described three way cock (9) internal face arranges circular passage, described circular passage is communicated with described cleanout fluid joint (14), rinse auxiliary pipe (13) to be all communicated with on circular passage, formed from described cleanout fluid joint (14) to the flow dividing structure rinsing auxiliary pipe (13) described in each.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510229661.6A CN104800962A (en) | 2015-05-07 | 2015-05-07 | Drainage tube and flushing guide pipe |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510229661.6A CN104800962A (en) | 2015-05-07 | 2015-05-07 | Drainage tube and flushing guide pipe |
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| Publication Number | Publication Date |
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| CN104800962A true CN104800962A (en) | 2015-07-29 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510229661.6A Pending CN104800962A (en) | 2015-05-07 | 2015-05-07 | Drainage tube and flushing guide pipe |
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| Country | Link |
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| CN (1) | CN104800962A (en) |
Cited By (9)
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| CN105126233A (en) * | 2015-09-23 | 2015-12-09 | 苏州新区明基高分子医疗器械有限公司 | Anti-squeezing flat drainage tube |
| CN106039533A (en) * | 2016-06-24 | 2016-10-26 | 河南亚都实业有限公司 | Peritoneal drainage catheter |
| CN106139372A (en) * | 2016-06-24 | 2016-11-23 | 严灵 | Safety gastric tube |
| CN106924863A (en) * | 2017-01-19 | 2017-07-07 | 罗顺莲 | Drainage tube |
| CN107899123A (en) * | 2017-12-01 | 2018-04-13 | 中国人民解放军总医院 | A kind of sinus irrigation and drainage device |
| CN108434540A (en) * | 2018-05-07 | 2018-08-24 | 中南大学湘雅三医院 | The sucking head of abdominal operation aspirator |
| CN109331325A (en) * | 2018-11-19 | 2019-02-15 | 中国人民解放军第二军医大学第二附属医院 | A kind of drainage tube |
| CN111658050A (en) * | 2020-07-01 | 2020-09-15 | 泰州品青医疗器械有限公司 | Disposable haemorrhoids ligation device |
| CN115154864A (en) * | 2022-05-14 | 2022-10-11 | 河南沃迈生物科技有限公司 | Antibacterial anti-adhesion super-smooth drainage tube |
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| CN115154864A (en) * | 2022-05-14 | 2022-10-11 | 河南沃迈生物科技有限公司 | Antibacterial anti-adhesion super-smooth drainage tube |
| CN115154864B (en) * | 2022-05-14 | 2024-04-26 | 河南沃迈生物科技有限公司 | Antibacterial anti-adhesion ultra-smooth drainage tube |
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