CN1822876A - Closure for engaging a surface of a haemostatic valve assembly - Google Patents
Closure for engaging a surface of a haemostatic valve assembly Download PDFInfo
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- CN1822876A CN1822876A CNA2004800203602A CN200480020360A CN1822876A CN 1822876 A CN1822876 A CN 1822876A CN A2004800203602 A CNA2004800203602 A CN A2004800203602A CN 200480020360 A CN200480020360 A CN 200480020360A CN 1822876 A CN1822876 A CN 1822876A
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Abstract
The present invention is valve closure for hemostasis valve assembly connector, which has one longitudinally extending main section and one longitudinally extending through passage in the near end to the main section of the connector. The closure includes one closing member with one plane connected to the near end surface of the main section, and one of the plane and the end surface has one lug while the other has one notch for combination with the lug and forming sealing without liquid leakage.
Description
Technical field
The present invention relates generally to be used for the field of connectors of haemostatic valve assembly, as used at angioplasty for example.A kind of elongate members as a kind of balloon catheter or a kind of intravascular stent, can be inserted in the biological vascular system by adapter, and above-mentioned adapter comprises that is used for a safe hemostatic haemostatic valve.Especially, the invention provides a kind of improved closure member that is used for haemostatic valve assembly.More particularly, the present invention relates to a kind of positiver sealing in the haemostatic valve assembly outer circumference.
Background of invention
Operation need enter biological as a cardiac's vascular system, such as being used to insert balloon catheter or mounting system as during angioplasty in blood vessel.Usually, inlet is to provide by a kind of adapter, described adapter provide such as with being connected of guiding catheter, adapter engages a haemostatic valve, so that an elongated implement can be inserted in the organism, and provides safe hemostasis simultaneously.The part of a side arm as this adapter can be set, so that being connected of a kind of and arm is provided, described arm is used for pressure monitoring, contrast medium injection and/or normal saline washing.The adapter that has side arm is referred to as " Y-connection " usually.Haemostatic valve guarantees that blood does not flow out adapter, and makes a kind of conduit simultaneously, and mounting system or arteriotomy apparatus can pass through adapter.At the far-end of adapter, a rotatable Luer can be set, described Luer is used in the proximal end of guiding catheter adapter being fastened to corresponding member.
U.S. Patent No. 5,195,980 (David G.Catlin) disclose a kind of haemostatic valve that is included in the Y-connection.Haemostatic valve is included in the sectional near-end of adapter master, and described adapter master segmentation comprises a rotatable Luer at its far-end.Side arm is bonded on the main segmentation between far-end and the haemostatic valve.Also disclose a kind of resilient valve element, described resilient valve element comprises a closed usually slit, and described slit is arranged to by an input pipe that passes its extension and opens.Another example of haemostatic valve is from U.S. Patent No. 5.176, known among 652 (the Perry K.Littrell), the haemostatic valve of above-mentioned United States Patent (USP) ' 652 comprises two elastic washers, described two elastic washers have some slits, these slits can allow elongate members pass their extensions, slit runs through corresponding packing ring fully simultaneously, and each packing ring is tilted in relation to each other mobile.United States Patent (USP) ' 652 and U.S. Patent No. 4,798,594 (Richard A.Hillstead) also disclose the slit of spiral extension.
The coronary angioplasty technology generally illustrates in the document below: Bernhard Meier work, coronary angioplasty, Grune ﹠amp; Stratton, the Inc. distribution, Harcourt BraceJovanovich publishes, and 1987.
Summary of the invention
The objective of the invention is in adapter provides a kind of effective seal between a passage and the surrounding atmosphere, especially in a kind of sealing of adapter proximal end, and can be used for simultaneously being easy to insert a conduit or mounting system by closure member.Closure member of the present invention has a closure member, a sectional proximal end face of plane butt connector master of described closure member.The purpose of some preferred embodiments of the invention provides a kind of closure member, and described closure member is included in the positiver sealing at adapter master segmented peripheral place.
Therefore, the invention provides a kind of closure member, described closure member is used for a valve of haemostatic valve assembly adapter, and adapter comprises a main segmentation of extending in the vertical, and described main segmentation has the penetrating via of a band valve that extends in the vertical in the proximal end of adapter.Closure member comprises a closure member, a main sectional proximal end face of plane butt joint of described closure member, one of them of above-mentioned plane and end face has a projection, and described projection is used for engaging and is arranged on the respective dimple of face/surface in another.Should be appreciated that, compare, projection and the recessed anti-another kind of sealing that provides with traditional sealing that faced washer provided.In a preferred embodiment, closure member is made with a kind of resilient material, and when resilient closure member surface offset relative to each other with main sectional end surfaces, above-mentioned resilient material was suitable for being out of shape in the zone of projection/pit.Thereby, provide a kind of liquid-tight sealing in the outer circumference of its proximal channel.Preferably, one 360 ° of angles of projection and indentation extend over are so that all effective along the sealing of main sectional whole end surfaces.Projection and pit preferably extend along the peripheral segmentation such as closure member.Projection can form the integral part of closure member, and described projection can be extended along that plane periphery segmentation in the face of the connector end surface.Preferably, projection in a longitudinal direction, that is extend on the plane of crossing its end surfaces.Projection can be taper, so it is wide at far-end at its proximal end ratio.Closure member can limit a core segmentation, and described core segmentation is assembled in the vertical passage of adapter.The core segmentation can be taper, so its diameter is big at its far-end at its proximal end ratio.
In order between the passage of adapter and surrounding atmosphere, to provide a kind of effective seal, especially in the sealing of adapter proximal end, described sealing can be easy to insert a conduit or mounting system for passing closure member, closure member of the present invention can comprise a slit, and described slit extends between two facing surfaces.Each slit is shaped, when running through closure member, provide a kind of closure member, and be in closure state when valve with positiver sealing with conduit of box lunch or mounting system, that is when not having conduit or mounting system to run through closure member, also provide a kind of reliable sealing.
Like this, closure member can limit one first end surfaces and one second end surfaces and at least one passage slit, above-mentioned second end surfaces is relative with first end surfaces, passage slit is closed usually, and between two end surfaces, extend, passage slit is arranged to by a tubular element that runs through described passage slit and opens, and passage slit has a length than long in the length at second surface place at the first surface place.In other words, in a surface of closure member, the lateral length of slit is shorter than the lateral length of another surface slit of closure member.Thereby when conduit or mounting system were passed closure member and moved, slit limited a conductor that is used for said system, inserted in the face of the conductor of member passes closure member to small part simultaneously, became a special angle to aim at described closure member.In a preferred embodiment, closure member is a kind of washer-shaped member, and described washer-shaped member is made with a kind of resilient or elastomeric material such as silicone rubber or latex.Passage slit preferably forms like this, so that on first surface, limit one first axis of symmetry, described first axis of symmetry is aimed at second axis of symmetry on the second surface, and therefore when passing the closure member extension, it is vertical with the end surfaces of closure member that conduit or mounting system keep basically.By aforesaid slit is provided, reduce conduit or mounting system and aimed at inappropriate danger with closure member, therefore and also reduced conduit or mounting system makes closure member stretch/be out of shape so far in slit area, the consequently danger in generation gap between the outer wall of conduit or mounting system and closure member.
In some preferred embodiments, provide a plurality of passage slit, described a plurality of passage slit limit one first shared contact point or the intersection point on the first surfaces, and directly upwards stretch out from the contact point of first surface.For example, three slits can be set or four slits can be set, above-mentioned three slits extend diametrically from contact point, and above-mentioned four slit arrangements form cross.On opposing second surface, slit preferably limits one second shared contact point, and each slit is preferably short significantly at the first surface place at second surface place ratio.Preferably, be 1/10 of that slit length of first surface place at the most in the length of each slit of second surface place, more preferably at the most 1/20.In an ideal embodiment, slit extends a length and approaches zero at the second surface place, so they meet in a point on second surface, and described point preferably is arranged in the central authorities on surface.
Insert a conduit or mounting system for the ease of passing closure member, first and second end surfaces one of them, can have a concave as at least a portion of second end surfaces preferably.
In the time of in being installed in adapter, second end surfaces is preferably oriented to face the near-end of adapter.
Adapter can comprise a vertical upwardly extending main segmentation, has a valve in its proximal end simultaneously, and described valve has an open mode and a closure state, an elongate members can be inserted passage in above-mentioned open mode.An apparatus, pass adapter and insert before the biological vascular system such as the support of a conduit or an application medicine, operator, should guarantee that such as the doctor valve suitably opens, because otherwise the outer surface of conduit or support has the danger of each parts of scraping valve, consequently the medicine of the surface damage of apparatus or the accurate quantification that provided on the rack surface of application medicine is suffered a loss.Yet, if external environment condition as mental pressure especially, operator may can not determine that valve has been in open mode before inserting apparatus attempting to pass valve sometimes.After attempting to pass the valve insertion apparatus of a closure, operator may always not recognized that medicine has been wiped and leave support, perhaps caused apparatus surface actual damage, and he may be after suitably opening valve, will for example insert in patient's the blood vessel with the apparatus of damage or with the upward wrong drug dose in its surface now.This mode may seriously jeopardize patient's health, and usually causes the extra treatment of needs and prolong patient's hospital stays.Therefore, be desirable to provide a kind of mechanism and be used to reduce the danger that the apparatus that makes the valve for the treatment of by adapter insert vascular system damages.Like this, valve preferably is arranged in the proximal end of adapter, and described valve can have an open mode and a closure state, an elongate members can be inserted passage under described open mode, and above-mentioned valve comprises an indicator that is used for the indicator valve state.Indicator can provide feedback in a kind of optics and/or the sense of touch to operator, so operator is by watching or by touching the state that valve can be easy to determine valve.
In a preferred embodiment, valve comprises a valve opening machine, and described valve opening machine can move along the sectional outer surface of adapter master, so the state of valve can change by valve opening machine is moved with respect to main segmentation.Valve opening machine, perhaps under other embodiment situation, other is mechanism movably, advantageously can be arranged near the indicator, above-mentioned indicator can comprise optical facilities, described optical facilities are used to be provided at the optical appearance of at least a portion adapter under the open mode, and described optical appearance is different in the optical appearance under the closure state with that part of adapter.For example, valve can comprise an elastomeric closure member, as a kind of silicone member, above-mentioned elastic component is arranged to the near-end at the closure state lower seal adapter of valve, valve opening machine comprises a puncture member, described puncture member and above-mentioned passage coaxial-type are extended, and at least a portion is in described channel interior.Puncture member can be like this with respect to the closure member arrangement, so that it passes closure member under the open mode of valve.This embodiment of valve is applicable to an embodiment of valve opening machine fully, described valve opening machine comprises a transparent part and an opaque section, and wherein the main segmentation of adapter comprises a colored segmentation in its proximal end, when valve is in open mode, above-mentioned colored segmentation is covered by the opaque section of valve opening machine, and when valve was in closure state, above-mentioned colored segmentation can be seen by transparent part.Like this, for example when valve was in closure state, colored segmentation can be clear that by operator, and when valve was in the state of opening, colored segmentation was covered fully.Therefore, at the valve place superficial and fast the quick glance just can make operator can determine the state of valve.Preferably, the proximal end face of valve opening machine is opaque, so operator do not pass proximal end face and do not see colored sectional danger under the sort of state, and colored segmentation is covered under above-mentioned state.
Although be not preferred, but can being provided with one, so-called ' Touhy Borst ' valve is as haemostatic valve, and above-mentioned ' Touhy Borst ' valve itself is known, and it comprises a kind of elastica with opening, conduit runs through above-mentioned opening, and closed around the periphery of conduit by lid of rotation.Yet from ground easy to use viewpoint, ' Touhy Borst ' design has a shortcoming to be, it requires conductor syringe needle or pipeline separately to be used to open above-mentioned film by valve, therefore can not have to insert a conduit or support under the situation about damaging.Therefore because insert and common when using intravascular stent (comprising balloon expanding cribbing and self-expanding cribbing) to cause apparatus by valve rubbing action and needs keep the attention increase of support position on air bag, so-called puncture valves becomes more popular.The example of this class puncture valves is the valve of those described in the preferred embodiment of the present invention in this article, in U.S. Patent No. 5,195, and disclosed valve in 980, and in U.S. Patent No. 5,176, illustrated valve in 652.
Comprise some embodiment that are used for adapter is connected to the adapter of a side arm on the arm, that is so-called " Y-connection " embodiment, according to the present invention, can be included in the tool set, described tool set comprises that also one is used for the side arm tube of side arm and may comprises a piston.
Some embodiment of adapter of the present invention can have a main segmentation, and described main segmentation interconnects mutually or engages with two common extension component manufacturings that separate, described two common extension components that separate, and two parts are preferably made with a kind of plastic material.When interconnection, two parts should be able to bear certain pressure in a vertical passage, and as injection pressure, above-mentioned vertical passage extends in the inside of two parts, and is limited by the inner surface of two parts.Have now found that, between this parts that separate of adapter, be difficult to make interconnecting of being glued sometimes,, bear certain pressure so that the adapter of finishing is sure because can not be easy to accurately control process for making.Therefore, be desirable to provide a kind of adapter that is used for haemostatic valve assembly, described adapter comprises two parts that separate, and above-mentioned adapter does not rely on glue as two interconnective single or main means of parts, and guarantees a kind of uncomplicated relatively and low process for making of expense simultaneously.
The vertical upwardly extending main segmentation of adapter can be by a proximal part and a distal part manufacturing.Each parts of main segmentation distal part and proximal part can limit a vertical upwardly extending penetrating via.Adapter can also comprise and is used to provide the bindiny mechanism that connects between proximal part and the distal part, thereby, when interconnection, distal part and proximal part are extended in a longitudinal direction jointly, bindiny mechanism comprises an extension, one of them of described extension and above-mentioned parts becomes integral body, and is suitable for engaging wherein another recessed portion of above-mentioned parts, therefore two parts interfixed in a longitudinal direction.Like this, because between proximal part and the distal part is mechanical connection basically, so adapter can be used for bearing the internal pressure of a regulation, the internal pressure of afore mentioned rules can accurately be calculated according to the size of the material technology specification of making two parts and each parts.Except being arranged on the mechanical mechanism that interconnects the place, interconnect and to strengthen with glue, but in a preferred embodiment of the invention, adapter mucilage binding of no use being joined.Preferably, will be interconnected to form into a kind of latch-type connects, such as a kind of automatic fixed springlock.In a preferred embodiment of the invention, extension is a kind of barbed part.Have the agnail part for example can be provided as the part of the neighboring of first parts in two parts, its size makes it can surround the end portion of second parts in two parts at least in part.Therefore the part of surrounding can have the agnail part can engage the above-mentioned flange or the collar such as partly locating to provide a flange or a collar in its minor diameter segmentation with than the transformation between the major diameter segmentation.There is the agnail part preferably to comprise some agnails of arranging along first parts periphery.Can slide on second parts for the agnail part of having that makes first parts, it can be flexible in the radial direction that the agnail part is arranged, and it preferably is provided with in a longitudinal direction or less at least flexible.This footpath flexible can the generation by vertical upwardly extending slit that make progress, described slit is arranged in the end of first parts.In one embodiment of the invention, the end of distal part is suitable for putting into the end of proximal part, have agnail partly to be arranged on the proximal end place of distal part, recessed portion comprises a collar portion that is arranged on the proximal part outer surface, such as a kind of sharp edge collar portion.In further embodiments, have the agnail part can be arranged on the place, an end of proximal part, the end of distal part can be put in the end of described proximal part.
In order to prevent that blood and/or other liquid from flowing out adapter at the place of interconnecting, can be provided with sealing mechanism at the place of interconnecting.This sealing mechanism can comprise a kind of resilient member, such as a kind of O shape circle, when proximal part and distal part interconnect, above-mentioned resilient member for example is clamped between two parts like this, so that centering on the external collar of the parts in the inside in two parts, it partly assembles, and tight closure said external collar portion, reach the inside ring set partial interior that it is assemblied in two parts China and foreign countries face component, and the above-mentioned the inside of tight closure ring set part.
Interconnecting can be like this, be that distal part and proximal part can rotate relative to one another around an axis that extends in a longitudinal direction, if such as, two parts one of them or the two have threaded portion and are used to engage a respective members, as the screw thread of guiding catheter, then this rotation is desirable.In a preferred embodiment of the invention, distal part constitutes a kind of rotatable Luer, does not therefore need to make Luer as independent part.First has screw thread or slotted part can be arranged on an outside of distal part and may be on the wall of taper, and second has threaded portion can be arranged on the inner surface of distal part.Under latter event, when present dynasty sees in the radial direction, there is threaded portion can be arranged between the outer wall around annular wall of distal part and one, above-mentioned annular wall is around the vertical upwardly extending passage that passes adapter.
Adapter can be a kind of Y-connection, and described Y-connection has a side arm, so that provide and being connected an of arm, above-mentioned arm is used for pressure monitoring, contrast medium injection and/or normal saline washing.Side arm can be arranged to and receive a kind of pipeline, and described pipeline makes side arm and a piston, such as a kind of standard stop,threeway, interconnects.The distal part of adapter and proximal part can be by a kind of plastic material manufacturings of injection moulding.
Generally, some embodiment of adapter of the present invention can be used for assembling various supports, comprising, but be not limited to, Strecker support, Palmaz support, Wallstents, self-expanding formula Nitinol support are as Bard Luminex support, Symphohy support, Smart support and AVE SE support, Perflex support, AVE support, Intrastents, Instents, Herculink and Dynalink.Equally, adapter of the present invention can be used for assembling various conduits, comprising, but be not limited to Mainz balloon catheter, Monorail balloon catheter and ultrasound catheter.
Brief description
Further specify above-mentioned each side of the present invention now with reference to accompanying drawing, wherein:
Fig. 1 illustrates the longitudinal sectional view according to a kind of adapter of the present invention,
Fig. 2 illustrates connector component decomposition side view and relevant piston of Fig. 1,
Fig. 3 illustrates the longitudinal sectional view that is included in a valve in Fig. 1 and 2 adapter, and described valve is in closure state,
The valve that Fig. 4 illustrates Fig. 3 is in open mode,
Fig. 5 illustrates adapter has a pit in its end surfaces main segmentation, is used to provide a kind of sealing of extending on the circumference of adapter proximal end,
Fig. 6 illustrates a kind of closure member end-view that is used to be installed in Fig. 5 adapter proximal end,
Fig. 7 illustrates the cutaway view of the embodiment of closure member of Fig. 6,
Fig. 8 illustrates the alternative embodiment cutaway view of closure member of Fig. 6,
Fig. 9 illustrates the valve cutaway view of Fig. 3 and 4, comprises the indicator that is used for the indicator valve state,
Figure 10 illustrates the closure member longitudinal sectional view in the valve indicator of Fig. 9,
Figure 11 illustrates according to the adapter second embodiment side view of the present invention,
Figure 12 illustrates according to adapter the 3rd embodiment side view of the present invention,
Figure 13 illustrates the valve opening machine among Figure 11 and 12 embodiment,
Figure 14 illustrates Fig. 1, interconnective longitudinal sectional view between 2,11 and 12 adapter proximal part and the distal part,
Figure 15 illustrates the longitudinal sectional view of Figure 14 distal part,
Figure 16 illustrates the perspective view of Figure 15 proximal part.
The detailed description of accompanying drawing
As understandable from following a preferred embodiment of the present invention explanation, all above-mentioned aspects of the present invention can comprise in one embodiment.
As shown in figs. 1 and 2, a kind of Y-connection 100 comprises a proximal part 102 and a distal part 104, above-mentioned proximal part and distal part are extended in a longitudinal direction jointly, and assemble with end to end mode, simultaneously the distal end 106 of proximal part 102 is put into the proximal end 108 of distal part 104.Distal part 104 forms a kind of rotary thick head and revolves a mouthful lock, described thick head revolve a mouthful lockset have one first externally grooved or threaded portion 109 and one second internal whorl part 111 arranged.In each proximal part and distal part, be provided with a vertical upwardly extending penetrating via 110 and 112 respectively.When assembling, proximal part and distal part limit a main segmentation 114 together.Between proximal part and distal part, interconnect the place, distal part limits an extension 116, preferably a kind of barbed part, upwards inwardly stretch out in above-mentioned extension 116 footpaths, and the recessed portion 118 of joint proximal part 102, the female part 118 is got a kind of collar shape, and the above-mentioned collar is limited by the external diameter transformation part of proximal part 102.Interconnect and to further specify with reference to Fig. 7-9 below.Extension 116 is shaped, so as to provide a kind of with distal part 104 snap locks on proximal part 102.When assembling, proximal part and distal part are clamped in an O shape circle between them, and described O shape circle is arranged on segmentation place that diameter reduces of proximal part and the corresponding diameter of the distal part inner surface part place that broadens.Side arm 122 provides adapter 100 is connected on the arm (not shown), and described arm is used for pressure monitoring, contrast medium injection and/or normal saline washing.As shown in Figure 2, the connection from sidewall 122 to arm can provide by a piston 124 and a side arm tube 126.
The adapter 100 of Fig. 1 comprises in its proximal end: a valve 128, and described valve 128 comprises an elastomeric closure member 130; A valve opening machine 132; With a puncture member 134, described puncture member 134 is shaped, so that an elongated passway is provided, described elongated passway is as under valve closure state shown in Figure 3, make the near-end of closure member energy seal channel 110, and under the open mode of valve, as shown in Figure 4, puncture member is passed elastomeric closure member 130, so that make a conduit or a support (not shown) can pass valve.Puncture member 134 is shown in Fig. 3 and 4, become integral body with valve opening machine 132, above-mentioned valve opening machine 134 can be in the vertical along the outer surface displacement of proximal part 102, indicated as arrow among Fig. 1 138, so that when the proximal most position of valve opening machine, valve is in a kind of closure state, as shown in Figure 3, and when the highest distance position of valve opening machine, valve is in open mode, as shown in Figure 4.The indicator that is used for the indicator valve state comprises a colored member 136, sees Fig. 2.
Further specify some embodiments of the present invention now with reference to Fig. 5-8.The element that anywhere relates in this manual all uses identical label to represent in relating to the scope of same parts.Yet, should be appreciated that although use identical label, structural difference may exist.
Fig. 9 illustrates the cross section of valve in Fig. 3 and 4, comprises an indicator that is used for the indicator valve state.Indicator comprises a colored member 136, and described colored member 136 can be yellow or any other high saturation color such as its color.The nearest segmentation 140 of valve opening machine 132 is opaque, and the distal part 142 of valve opening machine is transparent.Therefore, when valve was in as shown in Figure 9 closure state, colored member 136 can be seen by transparent part 142.Yet, when valve is shown in an open position, that is, when valve opening machine 132 moves on to position shown in Figure 4, the opaque section of the valve opening machine colored member 136 that superposes, colored then member 136 is that operator be can't see basically.For example, if colored member 136 has a kind of high saturated yellow, then when valve is in its closure state, operator will can see immediately, thereby clearly illustrates that, do not attempt to pass valve and inserts conduit or mounting system, and when valve is in its open mode, to not have yellow to see, thereby clearly illustrate that, conduit or mounting system can be passed through valve safely.Should be appreciated that valve alternatively can design like this, colored member can be seen when being in open mode with convenient valve, and can't see when being in closure state.
Figure 11-13 illustrates 133 1 alternative embodiment of valve opening machine, represents with identical label with the described components identical of above-mentioned Fig. 1-10.Yet, should be appreciated that although in fact use identical label, the difference of structure may exist.The adapter 100 of Figure 11-13 comprises an opaque valve opening machine 133, and described opaque valve opening machine 133 has segmentation 135 transparent or that cut.A colored member (not shown) is set, described colored member (not shown) and above-mentioned Fig. 2, the colored member 136 in 9 and 10 is similar or identical.When valve opening machine is in its distal position, that is when valve was opened, colored member can be seen by segmentation 135 transparent or that cut.Under the closure state of valve, that is when valve opening machine 133 was in its proximal position, colored member be can't see.Preferably, proximal end face 137 is opaque, and therefore colored member can not be seen by end surfaces.Therefore in some alternative embodiment, segmentation 135 also is opaque, and the medial section 139 of valve 133 can be transparent, and colored member all can be seen under the open mode of valve or closure state.In also having another alternative embodiment, segmentation 135 is transparent or cuts, and medial section 139 also is transparent.Figure 12 illustrates a kind of not with the adapter 101 of side arm.
Interconnecting between distal part and proximal part 102 and 104 is respectively based on as above with reference to interconnecting identical principle between Fig. 9 and 10 described and colored members 136 and the proximal part 102.Therefore, as shown in Figure 14 and 15, portions of proximal 104 has one agnail part 116 is arranged, the described collar 118 that has agnail part 116 to engage portions of proximal 102.An annular space can be for O shape circle usefulness, and described O shape circle is not shown in Figure 14 and 15, but represents with label among Fig. 1 120.Distal part 104 illustrates separately in Figure 15 and 16, also obviously can find out from Figure 15 and 16, the proximal part of distal part comprises some barbed parts 116, each barbed part 116 is arranged along the periphery of distal part 104, and between them, has slit 148, above-mentioned each slit provides a kind of radial flexibility, and described radial flexibility can make second parts, the 104 usefulness snap lock modes that have agnail part 116 engage the collar 118 of proximal part 102.
Above-mentioned operation with reference to the described adapter 100 of accompanying drawing is as follows:
1. an arm (not shown) is attached on the side arm 122 of adapter.
2. the far-end with adapter is connected on the near-end of guiding catheter (not shown).
With the normal saline washing adapter so that remove bubble.The flushing of valve 128 is to carry out when valve is shown in an open position.
4. a pressure/input apparatus (not shown) is attached on the arm.For avoiding sucking air, should guarantee that all connections are all firm.
5. the insertion guiding catheter is followed the guiding catheter of being recommended by guiding catheter manufacturing firm usually simultaneously and is inserted operation.
6. a seal wire (not shown) or seal wire and a dilating catheter (not shown) are inserted in the adapter.When only inserting seal wire, should use a wire guide to insert the instrument (not shown), so that the top of protection seal wire.Can under the situation of not opening valve, insert a PTCT (percutaneous transcoronary angioplasty) dilating catheter separately.Yet to any apparatus greater than dilating catheter, as support, ultrasound catheter etc., valve all should be opened with valve opening machine 132.
7. follow then by the designed any operation of conduit or support manufacturing firm.
The size of 100 1 preferred embodiments of adapter and other specification are as follows:
The internal diameter of narrow part: 2.4mm-9.0mm.
Be inserted into the maximum gauge of apparatus: 2.33mm-8.0mm.
Be inserted into the minimum diameter of apparatus: 0.17mm-1.10mm.
The maximum pressure resistance of PTCA conduit and seal wire: 8Atm or at 1atm under the skin grafting dermepenthesis situation.
The maximum pressure resistance that does not have apparatus: 21Atm-2atm.
Metal inserts tool length: 10cm-2cm.
Metal inserts tool bore: 0.64mm-2.00mm.
First numerical value in above-mentioned numerical value interval relates to PTCA, and the second value in numerical value interval relates to AAA transplanting (the abdominal aortic aneurysm structural transplantation of percutaneous).
Claims (15)
1. closure member, described closure member is used for a valve (128) of a kind of haemostatic valve assembly adapter (100), adapter (100) comprises the main segmentation (114) of a longitudinal extension, described main segmentation (114) has a vertical upwardly extending penetrating via (110 in the proximal end of adapter, 112) and a valve (128), closure member comprises a closure member (130), a proximal end face (152) of main segmentation (114), above-mentioned plane and end surfaces (152 are docked in a plane (156) of described closure member (130); 156) one of them has a projection (158), and described projection (158) is used for joint and is arranged on above-mentioned plane and end surfaces (152; 156) the corresponding pit (154) among in another.
2. according to the described closure member of claim 1, it is characterized in that closure member (130) is made with a kind of resilient material, when above-mentioned plane and end surfaces (152; When 156) offseting relative to each other, above-mentioned resilient material is suitable for being out of shape in the zone of above-mentioned projection and pit so that thereby at its proximal end passage (110; A kind of liquid-tight sealing is provided near the neighboring 112).
3. according to claim 1 or 2 described closure members, it is characterized in that projection (158) becomes integral body with closure member (130).
4. require one of them described closure member according to aforesaid right, it is characterized in that, closure member (130) limit one first with one second relative end surfaces (156; 160) and at least one passage slit (164), passage slit is usually near two end surfaces, and between above-mentioned two end surfaces, extend, passage slit is arranged to and runs through it by a tubular element (134) it is opened, and passage slit (164) has at the first surface place than in the bigger scope in second surface place.
5. according to the described closure member of claim 4, comprise a plurality of passage slit (164), described a plurality of slit (164) is gone up at first surface (156) and is limited one first shared contact point (166), and upwards stretches out from contact point (166) footpath of first surface (156).
6. according to the described closure member of claim 5, it is characterized in that a plurality of passage slit (164) go up at second surface (160) and limit one second shared contact point (168).
7. according to one of them described closure member of claim 4-6, it is characterized in that it is to be 1/10 of first surface (156) upper channel slit length at the most that at least one passage slit (164) has a length on second surface (160).
8. according to one of them described closure member of claim 4-7, it is characterized in that at least a portion first end surfaces (156) and at least a portion second end surfaces (160) limit two substantially parallel planes; And the axis that extends between the first and second shared contact points is substantially perpendicular to above-mentioned two planes.
9. according to one of them described closure member of claim 4-8, it is characterized in that first and second end surfaces (156; 160) at least a portion of one of them (170) is a concave surface.
10. according to the described closure member of claim 9, it is characterized in that above-mentioned concave part (170) is arranged on the second surface (160).
11. an adapter (100), described adapter (100) is used for a haemostatic valve assembly, and comprises one according to one of them described closure member of claim 1-10.
12. according to the described adapter of claim 11, it is characterized in that, the valve (128) of band closure member be arranged near the near-end of adapter.
13., it is characterized in that the second surface of closure member (160) is orientated the near-end in the face of adapter according to the described adapter of claim 12.
14. a tool set comprises that described side arm tube (126) is used for a side arm (122) of adapter according to one of them a described adapter (100) of claim 11-13 and a side arm tube (126).
15. according to the described tool set of claim 14, also comprise a piston (124), described piston (124) is connected on the end of side arm tube (126).
Applications Claiming Priority (5)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DKPA200300896 | 2003-06-17 | ||
| US60/478,832 | 2003-06-17 | ||
| DKPA200300896 | 2003-06-17 | ||
| DKPA200301205 | 2003-08-22 | ||
| US60/496,910 | 2003-08-22 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN1822876A true CN1822876A (en) | 2006-08-23 |
Family
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Family Applications (3)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNA2004800204107A Pending CN1822877A (en) | 2003-06-17 | 2004-06-17 | Haemostatic valve assembly with indicator |
| CNA2004800203602A Pending CN1822876A (en) | 2003-06-17 | 2004-06-17 | Closure for engaging a surface of a haemostatic valve assembly |
| CNA2004800204111A Pending CN1822878A (en) | 2003-06-17 | 2004-06-17 | Closure with passage slit for a haemostatic valve assembly |
Family Applications Before (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNA2004800204107A Pending CN1822877A (en) | 2003-06-17 | 2004-06-17 | Haemostatic valve assembly with indicator |
Family Applications After (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNA2004800204111A Pending CN1822878A (en) | 2003-06-17 | 2004-06-17 | Closure with passage slit for a haemostatic valve assembly |
Country Status (1)
| Country | Link |
|---|---|
| CN (3) | CN1822877A (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107096117A (en) * | 2017-04-24 | 2017-08-29 | 沙俊诚 | One kind is used to intervene the two-way radiography three-way device of operation |
| CN110075418A (en) * | 2013-03-15 | 2019-08-02 | 波顿医疗公司 | Haemostatic valve and transportation system |
| CN110612140A (en) * | 2017-03-13 | 2019-12-24 | 波士顿科学有限公司 | Hemostatic valve and methods of making and using same |
| CN110612139A (en) * | 2017-03-13 | 2019-12-24 | 波士顿科学有限公司 | Hemostatic valve and methods for making and using a hemostatic valve |
| CN110772701A (en) * | 2013-10-15 | 2020-02-11 | 科林达斯公司 | Guide catheter control flexible track |
| CN111973871A (en) * | 2013-11-06 | 2020-11-24 | 弗雷泽纽斯医疗保健德国有限公司 | Connector with sealing element and adapted connecting part |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| BR112016011279B1 (en) * | 2013-11-18 | 2022-09-06 | Halkey-Roberts Corporation | MEDICAL CONNECTOR ASSEMBLY |
-
2004
- 2004-06-17 CN CNA2004800204107A patent/CN1822877A/en active Pending
- 2004-06-17 CN CNA2004800203602A patent/CN1822876A/en active Pending
- 2004-06-17 CN CNA2004800204111A patent/CN1822878A/en active Pending
Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110075418A (en) * | 2013-03-15 | 2019-08-02 | 波顿医疗公司 | Haemostatic valve and transportation system |
| CN110075418B (en) * | 2013-03-15 | 2021-12-10 | 波顿医疗公司 | Hemostatic valve and delivery system |
| CN110772701A (en) * | 2013-10-15 | 2020-02-11 | 科林达斯公司 | Guide catheter control flexible track |
| CN114870204A (en) * | 2013-10-15 | 2022-08-09 | 科林达斯公司 | Guide catheter control flexible track |
| US11801366B2 (en) | 2013-10-15 | 2023-10-31 | Corindus, Inc. | Guide catheter control flexible track |
| US11964116B2 (en) | 2013-10-15 | 2024-04-23 | Corindus, Inc. | Guide catheter control flexible track |
| CN111973871A (en) * | 2013-11-06 | 2020-11-24 | 弗雷泽纽斯医疗保健德国有限公司 | Connector with sealing element and adapted connecting part |
| CN111973871B (en) * | 2013-11-06 | 2023-03-17 | 弗雷泽纽斯医疗保健德国有限公司 | Connector with sealing element and adapted connecting part |
| CN110612140A (en) * | 2017-03-13 | 2019-12-24 | 波士顿科学有限公司 | Hemostatic valve and methods of making and using same |
| CN110612139A (en) * | 2017-03-13 | 2019-12-24 | 波士顿科学有限公司 | Hemostatic valve and methods for making and using a hemostatic valve |
| CN110612140B (en) * | 2017-03-13 | 2022-10-18 | 波士顿科学有限公司 | Hemostatic valve and methods of making and using same |
| CN107096117A (en) * | 2017-04-24 | 2017-08-29 | 沙俊诚 | One kind is used to intervene the two-way radiography three-way device of operation |
Also Published As
| Publication number | Publication date |
|---|---|
| CN1822877A (en) | 2006-08-23 |
| CN1822878A (en) | 2006-08-23 |
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