CN205434527U - Infusion accessory of detectable infusion fluid pH valve - Google Patents

Abstract

The utility model discloses an infusion accessory of detectable infusion fluid pH valve, infusion accessory are the lid, detect the first portion of component and the second portion that has one or more fluid passage including being equipped with the one or more PH value, can produce relative position change between first portion and the second portion, the fluid passage of second portion detects the component with the pH value of first portion, can switch between open position and closed position along with producing the position change between first portion and the second portion, and open position makes fluid passage and pH value detection component communicate, and fluid passage's liquid can flow in the pH value and detect the component, closed position makes and seals between fluid passage and the pH value detection component, and fluid passage's liquid can't flow in the pH value detects the component, flows in the liquid that the pH value detected the component also can't flow back extremely fluid passage.

Description

A kind of transfusion accessory detecting transfusion liquid acid-base value

Technical field

This utility model relates generally to a kind of transfusion accessory, such as Infusion bottle lid, particularly relates to a kind of transfusion accessory detecting transfusion liquid acid-base value.

Background technology

PH value (pH value) is the extremely important index affecting infusion medicine usefulness, each medicine plays usefulness has its optimal PH interval, the too high too low usefulness gently then directly affecting medicine of pH value, heavy then directly infringement patient health even result in death, so that producing great malpractice.Therefore, the pH value controlling infusion medicine has extremely important clinical meaning undoubtedly.

The detection mode of flow of infusate pH value is with syringe extraction section medicinal liquid from medicine bottle traditionally, then drops in and detects on PH reagent paper, and this produces inconvenience when Clinical practice.Such as, when configuration transfusion medicinal liquid, from the medicinal liquid of preliminary configuration, draw out part, detect its pH value, if pH value is not interval at optimal PH, then needs to add other medicinal liquids further, thus regulate pH value.Afterwards, need again to draw out part from the transfusion medicinal liquid of configuration further, again detect its pH value, inconvenience operates at any time, affect very much dispensing efficiency during Clinical practice, the most real-time, quick, economical, and long-time configuration also can result in configure medicinal liquid and produces property of medicine change because of time factor repeatedly, and the PH reagent paper after detecting may also result in the pollution of environment.To this end, in the urgent need to a kind of in clinical practice can in real time, the medical apparatus and instruments of detection flow of infusate pH value quick, economic and medical procedure.

Publication No. is that the Chinese utility model patent of CN204106691U discloses a kind of transfusion pH value detection device, and it includes syringe, syringe needle, piston and push-pull bar, also includes PH reagent paper and PH reagent paper accommodation chamber, and PH reagent paper accommodation chamber is made of clear material；Barrel sidewall front portion is provided with liquid outlet, and the cavity of syringe is connected by the cavity of this liquid outlet with PH reagent paper accommodation chamber；PH reagent paper is located in the cavity of PH reagent paper accommodation chamber.During use, syringe needle inserts in infusion bottle or transfusion bag, then pulls back push-pull bar, makes piston be moved rearwards by, and can extract appropriate transfusion, extracted by syringe needle afterwards from infusion bottle or transfusion bag from infusion bottle or transfusion bag；Further pull back push-pull bar, when piston crosses the liquid outlet on barrel sidewall front portion, owing to the cavity of PH reagent paper accommodation chamber is in vacuum state, and outside air can utilize draught head in the cavity of syringe needle enters the cavity of syringe, make the transfusion of syringe cavity in liquid outlet enters the cavity of PH reagent paper accommodation chamber, and contact PH reagent paper, by observing the color of PH reagent paper, the pH value of transfusion can be differentiated, thus realize the detection of transfusion pH value.

Although the transfusion pH value detection device disclosed in above-mentioned patent documentation is the most progressive compared to traditional transfusion pH value detection means, but the essence of its technical scheme is without departing from the stereotype of traditional transfusion pH value detection means, remain with syringe extraction section medicinal liquid from medicine bottle, only it is the improvement the structure of traditional syringe, the PH reagent paper accommodation chamber that the syringe cavity side of the syringe after PH reagent paper is directly arranged at improvement is had, thus syringe can be detected after having extracted part medicinal liquid out in syringe, need not instill and be exposed in outer PH reagent paper detect.Efficiency increases, more quick than traditional detection means in the convenience of detection, and do not result in the pollution of environment.But, its weak point remains on existence: first, this detection device is independently of the single medical apparatus and instruments outside infusion bottle or transfusion bag, need also exist for during use the medicinal liquid in transfusion bag or infusion bottle is extracted, piston is further pulled to after extraction cross the liquid outlet on barrel sidewall front portion makes extracted medicinal liquid enter PH reagent paper accommodation chamber, when Clinical practice, real-time, agility need to improve；Secondly, this detection device is single use, can not reuse, repeated detection, just will cancel after extraction medicinal liquid each time, then during making up a prescription, often increase one configuration medicinal liquid and just will use a detection device, cause waste, economical not, and often use one-time detection device, just transfusion bag or infusion bottle are increased one-time puncture drawing liquid, increase the risk producing chip in transfusion bag or infusion bottle；When repeatedly making up a prescription, using multiple detection device to detect respectively, more can exist affects the defect of dispensing efficiency；Need to extract a certain amount of medicinal liquid additionally, this detection device detects every time, will also result in the waste of medicinal liquid.

Therefore, prior art could be improved, it is desirable to provide the transfusion accessory of a kind of the most real-time, quick, economic detected transfusion liquid acid-base value, and provides the detection method of a kind of the most real-time, quick, economic transfusion liquid acid-base value.

Utility model content

One of technical problem to be solved in the utility model is, the transfusion accessory of a kind of the most real-time, quick, economic, safe detected transfusion liquid acid-base value is provided, use this utility model ph value after medicinal liquid ph value and medicinal liquid compatibility can be detected before Clinical practice, medical personnel are helped to adjust liquid PH value by proper method, it is ensured that medicine carries out Clinical practice in optimal PH interval.

For solving above-mentioned technical problem, technical solution adopted in the utility model is:

A kind of transfusion accessory detecting transfusion liquid acid-base value, described transfusion accessory is lid, including being provided with the Part I of one or more pH value detection means and having the Part II of one or more fluid passage；Relative change in location can be produced between described Part I with described Part II, the described fluid passage of described Part II and the pH value detection means of described Part I, can switch between open and closed positions along with producing change in location between described Part I and described Part II, described open position makes described fluid passage connect with described pH value detection means, and the liquid of described fluid passage can flow into described pH value detection means；Described closed position makes to close between described fluid passage and described pH value detection means, and the liquid of described fluid passage cannot flow into described pH value detection means, and the liquid having been flowed into described pH value detection means also cannot be back to described fluid passage.

It is lid that this utility model can detect the transfusion fitting designs of transfusion liquid acid-base value, can link together with infusion bottle or transfusion bag when needs use as an independent accessory, forms one；Can also be when producing infusion bottle or transfusion bag, ingredient as infusion bottle or transfusion bag constitutes the entirety of a medicine packaging material, therefore, first just make it very convenient when Clinical practice in product orientation, this utility model is preferably the ingredient of infusion bottle or transfusion bag, thus substitutes the conventional bottle cap of existing infusion bottle or transfusion bag.nullWhen concrete Clinical practice，No matter it is temporarily formed，Formed when still dispatching from the factory，This utility model infusion set is all formed as an entirety with infusion bottle or transfusion bag，It is configured to the lid part of infusion bottle or transfusion bag，When not using，The fluid passage of Part II is closed with the pH value detection means of Part I，PH value detection means will not contact with medicinal liquid，When using this utility model，Only Part II need to be made shift in position relative to Part I or Part I opposed second part makees shift in position，The pH value detection means of the fluid passage of Part II Yu Part I can be switched to open position by closed position，Now the liquid of the infusion bottle in fluid passage or transfusion bag flows into pH value detection means，Once influent in pH value detection means，The most again Part II is moved as position relative to Part I，Then open position switches to closed position，Liquid in flowing into pH value detection means cannot be back in original infusion bottle or transfusion bag，Avoid the pollution of liquid original to infusion bottle or transfusion bag，Safety obtains strong guarantee.Now, the liquid flowed in pH value detection means detects through pH value detection means, display liquid pH value, the all of operation of this utility model has only to operate the bottle cap of infusion bottle or transfusion bag opening part, need not use extra single medical apparatus and instruments, use very in real time, fast, significantly provide dispensing efficiency clinically.When comparing test, when i.e. needing repeatedly to make up a prescription, as long as arranging multiple pH value detection means over the first portion, continue that Part II is made shift in position relative to Part I or Part I opposed second part makees shift in position, the fluid passage of Part II is communicated with the next pH value detection means of Part I, and detect newly configured after the acid-base value of medicinal liquid, repetitive operation this utility model, until close to or be finally reached expection acid-base value.Therefore, implementing this utility model, an accessory can realize repeated detection, greatly reduce the cost carrying out pH value detection, and cost performance is the highest, and economy is the best, and pH value reagent paper or PH rod core that pH value detection means employing cost is the cheapest can realize.Use this utility model, detection each time to have only to flow into a cavity wee bit from fluid passage, even have only to a drop of liquid, it is to avoid the waste of medicinal liquid.And, when using this utility model to carry out pH value detection, need not infusion bottle or transfusion bag are carried out puncture suction liquid, it is to avoid in prior art, detection is required for carrying out infusion bottle or transfusion bag puncture suction medicinal liquid and easily increases the defect of risk producing chip in transfusion bag or infusion bottle every time.

A kind of improvement as a kind of transfusion accessory technical scheme detecting transfusion liquid acid-base value of this utility model, described Part I is the first ring body, the ring wall of described first ring body is provided with pH value detection means accommodation chamber, and described pH value detection means is arranged at the described pH value detection means accommodation chamber of described first ring body ring wall；Described Part II be can the second ring body of the most described first ring body Concentric rotation, described fluid passage is arranged at the ring wall of described second ring body；The described fluid passage of described second ring body and the described pH value detection means accommodation chamber of described first ring body, can switch between open and closed positions along with the most described first ring body Concentric rotation of described second ring body.

During use, it is only necessary to rotate the second ring body, the pH value detection means accommodation chamber of the fluid passage of the second ring body and the first ring body can be switched between open position and closed position.Using the version of concentric circular ring body, rotation process is the most convenient, is conducive to use clinically further.

Further, described second ring body is arranged at above described first ring body, the described pH value detection means accommodation chamber of described first ring body is axially arranged slit or cavity on the ring wall of described first ring body, and the fluid passage of described second ring body is vertical or oblique straight channel.When open position, the vertical or oblique direct current of fluid passage enters the pH value detection means in slit or cavity.Fluid passage is set to vertical or oblique straight channel, is conducive to the liquid backflow avoiding flowing into cavity.

As preferred scheme, on the ring wall of described first ring body, axially arranged slit or cavity are circumferentially disposed multiple along the ring wall of described first ring body, and described fluid passage switches with the plurality of slit or air the most between open and closed positions along with the most described first ring body Concentric rotation of described second ring body.Described Part I is provided with multiple slit including pH value detection means or cavity, when the most described Part I of described Part II carries out change in location, the fluid passage of described Part II can be sequentially communicated with multiple cavitys of described Part I, such that it is able to carry out repeatedly comparative test, reuse, repeated detection, improve dispensing efficiency clinically, and reducing pH value testing cost so that this utility model has significant economy compared to prior art.

As the another kind of improvement of a kind of transfusion accessory technical scheme detecting transfusion liquid acid-base value of this utility model, now, Part I being set to moving part, Part II is set to standing part.Described Part I is the first ring body, and the ring wall of described first ring body is provided with pH value detection means accommodation chamber, and described pH value detection means is located at the described pH value detection means accommodation chamber of described first ring body；Described Part II is the second ring body, and described fluid passage is arranged at the ring wall of described second ring body；Described first ring body can the most described second ring body Concentric rotation, the described fluid passage of described second ring body and the described pH value detection means accommodation chamber of described first ring body, can switch between open and closed positions along with the most described second ring body Concentric rotation of described first ring body.

During use, it is only necessary to rotate the first ring body, the pH value detection means accommodation chamber of the fluid passage of the second ring body and the first ring body can be switched between open position and closed position.

Further, described second ring body is placed on described first ring body, described pH value detection means accommodation chamber is included in axially arranged slit on the ring wall of described first ring body or cavity and the first through hole being radially arranged, and described fluid passage is arranged at the ring wall inner surface of described second ring body.Liquid in open position, fluid passage, through the first through hole of the first ring body ring wall radial direction, flows in axial slit or cavity, and is detected the pH value of institute's influent by the pH value detection means in slit or cavity.

Preferably, the ring wall of described first ring body is provided with multiple axial slit or cavity and the first through hole of the multiple radial directions the most corresponding with each slit or cavity, and described fluid passage switches with the plurality of first through hole the most between open and closed positions along with the most described second ring body Concentric rotation of described first ring body.When the most described Part II of described Part I carries out change in location, the fluid passage of described Part II can be sequentially communicated with multiple cavitys of described Part I, such that it is able to carry out repeatedly comparative test, reuse, repeated detection, improve dispensing efficiency clinically, and reducing pH value testing cost so that this utility model has significant economy compared to prior art.

Preferably, in technique scheme, the opening of the described fluid passage of described second ring body and the described pH value detection means accommodation chamber of the first ring body the position relationship of opening be set to: during described open position, the opening of described fluid passage only has locally connected with the opening of described pH value detection means accommodation chamber.The opening of described fluid passage is set when open position, it is locally connected with the opening of pH value detection means accommodation chamber, the liquid being conducive to fluid passage flows into pH value detection means accommodation chamber the most slowly in open position, even drop-wise instills cavity, flows into pH value detection means accommodation chamber without moment and causes the liquid flowing into pH value detection means accommodation chamber to be back to infusion bottle or transfusion bag.

Concrete, described pH value detection means is pH value reagent paper or pH value reagent, certainly can also is that other are easy to the pH value detection means being arranged in tiny cavity.

Another as a kind of transfusion accessory technical scheme detecting transfusion liquid acid-base value of this utility model is improved, described Part I is the first ring body, described pH value detection means is located at described first ring body exterior surface, and the ring wall of described first ring body is communicated with the second through hole of described pH value detection means；Described Part II be can the second ring body of the most described first ring body Concentric rotation, described fluid passage is arranged at the ring wall of described second ring body；Described first ring body is placed on described second ring body exterior surface, the described fluid passage of described second ring body and described second through hole of described first ring body, can switch between open and closed positions along with the most described first ring body Concentric rotation of described second ring body.

Further, described fluid passage includes the slit being axially formed along described second ring body ring wall and the third through-hole being formed radially along described second ring body ring wall.Flow into third through-hole at open position liquid from slit, and flow into the second through hole in the first ring body ring wall from third through-hole, thus flow into pH value detection means and detect.

Preferably, the ring wall of described second ring body is provided with multiple described fluid passage.The i.e. second axially arranged multiple slits of ring body ring wall and the corresponding third through-hole that multiple radial direction is set.Along with the most described first ring body Concentric rotation of described second ring body, the third through-hole of the second ring body is directed at the second through hole of the first ring body successively, thus flows into pH value detection means successively.

Concrete, described pH value detection means is that pH value detects chromogenic sensor.

Another as a kind of transfusion accessory technical scheme detecting transfusion liquid acid-base value of this utility model is improved, described Part I is the first ring body, the ring wall of described first ring body is circumferentially with multiple annular slotted the most in gradient successively from inner surface exterior surface and is provided with notch at the inner surface of described ring wall, and described pH value detection means is located at described annular slotted；Described Part II is the second ring body of the most described first ring body Concentric rotation and described first ring body can be placed on described second ring body exterior surface, and described fluid passage is arranged at the ring wall of described second ring body；The described fluid passage of described second ring body and the described notch of described first ring body, can switch between open and closed positions along with the most described first ring body Concentric rotation of described second ring body.

Further, described fluid passage includes the slit being axially formed along described second ring body ring wall and the fourth hole being formed radially along described second ring body ring wall.When open position, liquid flows into fourth hole from slit, and flows into the notch of the first ring body, thus flows into annular groove.

Preferably, described second ring body ring wall is provided with multiple axial slit and the fourth hole of the multiple radial directions the most corresponding with each slit, and the aperture position height of the plurality of fourth hole is the most corresponding with the height of the plurality of annular slotted successively.In use, along with the second ring body rotates relative to the first ring body, the first fourth hole of lower position connects with notch at first, thus liquid flows into minimum annular groove；Continue to rotate the second ring body, close between fourth hole and notch；Continuing to rotate the second ring body, second fourth hole of the most slightly higher position connects with notch, thus liquid flows into the height second annular groove higher than first annular groove, the like, thus realize repeated detection.

This utility model also provides for a kind of transfusion accessory technical scheme detecting transfusion liquid acid-base value:

A kind of transfusion accessory detecting transfusion liquid acid-base value, described transfusion accessory is lid, including being provided with the Part I of one or more pH value detection means and having the Part II of one or more fluid passage；Described Part II is a ring body, and described fluid passage is arranged at the ring wall of described Part II；Described Part I is one to be connected to described ring body ring wall and can extract the reverse check valve apparatus of liquid from the fluid passage of ring body, and described pH value detection means is arranged in described reverse check valve apparatus；Described reverse check valve apparatus is set to: the fluid passage of described ring body can switch along with reverse check valve apparatus extraction liquid and stopping extraction liquid between open and closed positions with the pH value detection means in described reverse check valve apparatus, and described open position makes the liquid of described fluid passage can flow into described pH value detection means；Described closed position makes the liquid of described fluid passage cannot flow into described pH value detection means, and the liquid having been flowed into described pH value detection means also cannot be back to described fluid passage.This technical scheme structure and shaping are installed relatively simple, but reverse check valve apparatus is more expensive, and cost is higher.

The transfusion accessory detecting transfusion liquid acid-base value of the present utility model, described transfusion accessory can be connected with infusion bottle or transfusion bag, also includes the enclosing cover being provided with lid black box.These can be the conventional structure of bottle cap of existing infusion bottle or transfusion bag, and therefore, this utility model can be integrated in infusion bottle or the transfusion bag Bottle cap structure of existing structure, it is simple to promotes the use of.Concrete, described lid is that transparent material is made.Such that it is able to the pH value detection case in clear view lid.

This utility model additionally provides the technical scheme of method using transfusion accessory detection transfusion liquid acid-base value:

A kind of method using transfusion accessory detection transfusion liquid acid-base value, described transfusion accessory is lid, including being provided with the Part I of a pH value detection means and having the Part II of fluid passage；

Relative change in location can be produced between described Part I with described Part II, the described fluid passage of described Part II and the pH value detection means of described Part I, can switch between open and closed positions along with producing change in location between described Part I and described Part II, described open position makes described fluid passage connect with described pH value detection means, and the liquid of described fluid passage can flow into described pH value detection means；Described closed position makes to close between described fluid passage and described pH value detection means, and the liquid of described fluid passage cannot flow into described pH value detection means, and the liquid having been flowed into described pH value detection means also cannot be back to described fluid passage；

Described method includes:

Described transfusion accessory is connected to infusion bottle or transfusion bag so that the fluid passage of the Part II of described transfusion accessory and infusion bottle or the fluid communication of transfusion bag；

Changing the relative position between described Part II with described Part I so that the fluid passage of described Part II connects with the pH value detection means of described Part I, the liquid of described fluid passage flows into described pH value detection means；

Continue to change the relative position between described Part II and described Part I so that close between described fluid passage and described pH value detection means；

Described pH value detection means detects the pH value of the liquid flowed in described pH value detection means.

In the method, the transfusion accessory used can be to link together with infusion bottle or transfusion bag temporarily, forms one；Can also be when producing infusion bottle or transfusion bag, as the entirety of ingredient one medicine packaging material of composition of infusion bottle or transfusion bag, and preferably infusion bottle or the ingredient of transfusion bag, thus substitute the conventional bottle cap of existing infusion bottle or transfusion bag.

The yet another technique scheme of the method for the use transfusion accessory detection transfusion liquid acid-base value that this utility model provides is:

A kind of method using transfusion accessory detection transfusion liquid acid-base value, described transfusion accessory is lid, including being provided with the Part I of multiple pH value detection means and having the Part II of fluid passage；

Relative change in location can be produced between described Part I with described Part II, the described fluid passage of described Part II and the pH value detection means of described Part I, can switch between open and closed positions along with producing change in location between described Part I and described Part II, described open position makes described fluid passage connect with described pH value detection means, and the liquid of described fluid passage can flow into described pH value detection means；Described closed position makes to close between described fluid passage and described pH value detection means, and the liquid of described fluid passage cannot flow into described pH value detection means, and the liquid having been flowed into described pH value detection means also cannot be back to described fluid passage；

Described method includes:

Described transfusion accessory is connected to infusion bottle or transfusion bag so that the fluid passage of the Part II of described transfusion accessory and infusion bottle or the fluid communication of transfusion bag；

Changing the relative position between described Part II with described Part I so that the fluid passage of described Part II connects with the pH value detection means of described Part I, the liquid of described fluid passage flows into described pH value detection means；

Continue to change the relative position between described Part II and described Part I so that close between described fluid passage and described pH value detection means；

Described first pH value detection means detection flows into the pH value of the liquid in described first pH value detection means；

If the pH value of the liquid detected not up to expects pH value, then configure new medicinal liquid and enter in the liquid in infusion bottle or transfusion bag thus regulate the pH value of the liquid in infusion bottle or transfusion bag；

After configuring new medicinal liquid, continue to change the relative position between described Part II and described Part I so that described fluid passage and second pH value detection means connection, the liquid of described fluid passage flows in described second pH value detection means；

Continue to change the relative position between described Part II and described Part I so that described fluid passage is closed with described pH value detection means；

Described second pH value detection means detection flows into the pH value of the liquid in described second pH value detection means；

If the pH value of the liquid detected the most not up to expects pH value, then configure in the liquid in new medicinal liquid entrance infusion bottle or transfusion bag thus regulate the pH value of the liquid in infusion bottle or transfusion bag, and carry out the detection of pH value according to above-mentioned steps circulation, until the liquid in infusion bottle or transfusion bag reaches to expect pH value.

Accompanying drawing explanation

Fig. 1 is the sectional structure schematic diagram of this utility model embodiment one；

Fig. 2 is A-A direction sectional view in embodiment illustrated in fig. 1, it is shown that the first fixing ring body；

Fig. 3 is B-B direction sectional view in embodiment illustrated in fig. 1, it is shown that rotatable second ring body；

Fig. 4 is the perspective view of this utility model embodiment two；

Fig. 5 is the explosive view of embodiment two；

Fig. 6 is the sectional view of the second ring body in embodiment two；

Fig. 7 is the sectional view of the first ring body in embodiment two；

Fig. 8 be in embodiment two second ring body and the first ring body assembling after sectional view；

Fig. 9 is the sectional view of a kind of deformation of the second ring body in embodiment two；

Figure 10 is the second ring body in Fig. 9 and the sectional view after the assembling of the first ring body；

Figure 11 is the structural representation after embodiment two is assembled with infusion bottle；

Figure 12 is the three-dimensional structure diagram of embodiment three；

Figure 13 is the bottom view of embodiment three；

Figure 14 is the explosive view of embodiment three；

Figure 15 is the sectional view of the first ring body in embodiment three；

Figure 16 is the sectional view of the second ring body in embodiment three；

Figure 17 be in embodiment three first ring body and the second ring body assembling after sectional view；

Figure 18 is the sectional view in embodiment three after first ring body and the assembling of the second ring body, and the first ring body in this figure is a kind of deformation compared to the first ring body in Figure 17；

Figure 19 is the structural representation after embodiment three is assembled with infusion bottle；

Figure 20 is the three-dimensional structure diagram of embodiment four；

Figure 21 is the explosive view of embodiment four；

Figure 22 is the first ring body in embodiment four and the structural representation after enclosing cover assembling；

Figure 23 is the sectional view of the first ring body in embodiment four；

Figure 24 is the sectional view of the second ring body in embodiment four；

Sectional view after first ring body and the second ring body assemble in Figure 25 embodiment four；

Figure 26 is the structural representation after embodiment four is assembled with infusion bottle；

Figure 27 is the structural representation of embodiment five.

Reference:

Embodiment one: the first ring body 101 cavity 1011PH value detection means 1012

Second ring body 102 fluid passage 1021

Firm banking 103 enclosing cover 104

Embodiment two: the first ring body 201PH value detection means accommodation chamber 2011 slit 2012

First through hole 2013

Second ring body 202 fluid passage 2021 step 2022

Enclosing cover 204 infusion bottle 205

Embodiment three: the first ring body 301 second through hole 3011PH value detection means 3012

Second ring body 302 fluid passage 3021 slit 3022 third through-hole 3023

Step 3024

Enclosing cover 304 infusion bottle 305

Embodiment four: the first ring body 401 annular slotted 4011,40111,40112 notch 4012

Second ring body 402 fluid passage 4021 slit 4022 third through-hole 4023

Enclosing cover 404 infusion bottle 405

Embodiment five: the reverse check valve apparatus 501 of ring body 502

Detailed description of the invention

In the following detailed description, in conjunction with accompanying drawing, schematically illustrate and can realize specific embodiment of the utility model.It is to be understood that, it is also possible to by other embodiment.

In this utility model, a kind of transfusion accessory detecting transfusion liquid acid-base value, described transfusion accessory is lid, including being provided with the Part I of one or more pH value detection means and having the Part II of one or more fluid passage；Relative change in location can be produced between described Part I with described Part II, the described fluid passage of described Part II and the pH value detection means of described Part I, can switch between open and closed positions along with producing change in location between described Part I and described Part II, described open position makes described fluid passage connect with described pH value detection means, and the liquid of described fluid passage can flow into described pH value detection means；Described closed position makes to close between described fluid passage and described pH value detection means, and the liquid of described fluid passage cannot flow into described pH value detection means, and the liquid having been flowed into described pH value detection means also cannot be back to described fluid passage.

It is lid that this utility model can detect the transfusion fitting designs of transfusion liquid acid-base value, can link together with infusion bottle or transfusion bag when needs use as an independent accessory, forms one；As the entirety of ingredient one medicine packaging material of composition of infusion bottle or transfusion bag, therefore, first can also just make it very convenient when Clinical practice in product orientation when producing infusion bottle or transfusion bag.nullWhen concrete Clinical practice，No matter it is temporarily formed，Formed when still dispatching from the factory，This utility model infusion set is all formed as an entirety with infusion bottle or transfusion bag，It is configured to the lid part of infusion bottle or transfusion bag，When not using，The fluid passage of Part II is closed with the pH value detection means of Part I，In cavity, participant contacts with medicinal liquid，When using this utility model，Only Part II need to be moved as position relative to Part II relative to Part I or Part I，The pH value detection means of the fluid passage of Part II Yu Part I can be switched to open position by closed position，Now the liquid of the infusion bottle in fluid passage or transfusion bag flows into pH value detection means，Once influent in pH value detection means，The most again Part II is moved as position relative to Part II relative to Part I or Part I，Then open position switches to closed position，Liquid in flowing into pH value detection means cannot be back in original infusion bottle or transfusion bag，Avoid the pollution of liquid original to infusion bottle or transfusion bag，Safety obtains strong guarantee.Now, the liquid flowed into detects through pH value detection means, display liquid pH value, the all of operation of this utility model has only to operate the bottle cap of infusion bottle or transfusion bag opening part, need not use extra single medical apparatus and instruments, use very in real time, fast, significantly provide dispensing efficiency clinically.When comparing test, when i.e. needing repeatedly to make up a prescription, as long as arranging multiple pH value detection means over the first portion, continue to produce shift in position between Part II and Part I, the fluid passage of Part II is communicated with the next pH value detection means of Part I, and detect newly configured after the acid-base value of medicinal liquid, repetitive operation this utility model, until close to or be finally reached expection acid-base value.Therefore, implementing one accessory of this utility model and can realize repeated detection, greatly reduce the cost carrying out pH value detection, cost performance is the highest, and economy is the best, and pH value reagent paper or PH rod core that pH value detection means employing cost is the cheapest can realize.Use this utility model, detection each time to have only to flow into a pH value detection means wee bit from fluid passage, even have only to a drop of liquid, it is to avoid the waste of medicinal liquid.And, when using this utility model to carry out pH value detection, need not infusion bottle or transfusion bag are carried out puncture suction liquid, it is to avoid in prior art, detection is required for carrying out infusion bottle or transfusion bag puncture suction medicinal liquid and easily increases the defect of risk producing chip in transfusion bag or infusion bottle every time.

Embodiment one

In embodiment one, as shown in Figure 1, 2, 3, described Part I is the first ring body 101, the ring wall of described first ring body 101 is provided with pH value detection means accommodation chamber, described pH value detection means 1012 is arranged at the described pH value detection means accommodation chamber of described first ring body ring wall, and described pH value detection means accommodation chamber is cavity 1011 axially arranged on the ring wall of the first ring body 101；Described Part II is can the second ring body 102 of the most described first ring body Concentric rotation, described fluid passage 1021 is arranged at the ring wall of described second ring body, the described fluid passage 1021 of described second ring body 102 and the described cavity 1011 of described first ring body 101, can switch between open and closed positions along with the most described first ring body 101 Concentric rotation of described second ring body 102.Curved arrow in Fig. 3 represents that these parts are rotatable second ring body.

At unused state, cavity 1011 does not contact with liquid and is in closedown and turns, when it is desired to be used, second ring body 102 is rotated, the fluid passage 1021 of the second ring body communicates the most one by one with the cavity 1011 of the first ring body 101, closes, and liquid can sequentially enter multiple cavitys 1011 of the first ring body 101, and cavity is contained within pH value detection means 1012, after medicinal liquid enters in cavity 1011, will not flow back in original solution system.When comparing test, the second ring body 102 is rotated to the untapped cavity of next open position, new medicinal liquid is flowed into, the acid-base value detecting and developing the color to make new advances, by close to or complete work by the way of being finally reached expection acid-base value.First ring body 101 and the second ring body 102 use the version of concentric circular ring body, and rotation process is the most convenient, it is simple to use clinically.

As preferably, described second ring body 102 is arranged at above described first ring body 101, the fluid passage 1021 of described second ring body 102 is vertical or oblique straight channel, fluid passage 1021 is set to vertical or oblique straight channel, be conducive to the liquid backflow avoiding flowing into cavity, at this fluid passage, liquid will cause backflow in flowing into or instill cavity state slowly without flowing into cavity the most in a large number.

As preferably, the position relationship of the opening of the opening of the described fluid passage 1021 of described second ring body 102 and the described cavity 1011 of the first ring body 101 is set to: when described open position, and the opening of described fluid passage 1021 only has locally connected with the opening of described cavity 1011.The opening of described fluid passage is set when open position, it is locally connected with the opening of cavity, the liquid being conducive to fluid passage simply flows into cavity slowly in open position, even drop-wise instills cavity, flows into cavity without moment and causes the liquid flowing into cavity to be back to infusion bottle or transfusion bag.

Preferably, deformation as the technical scheme of the present embodiment, the circumferential outer surface on described first ring body 101 top has upwardly extending extension, described extension and the circumferential outer surface tight fit of described second ring body 102 bottom, and seal described second ring body 102 and the circumferential outer surface of the first ring body 101 junction, like this, the first ring body 101 and the second ring body 102 are formed for the structure of a socket.By extension, the junction of the first ring body and the second ring body is sealed, ensured the sealing of this utility model transfusion accessory lid portion inside, it is to avoid by outside contamination, and liquid flows out.

In other embodiments, the circumferential outer surface of described second ring body bottom has the circumferential outer surface tight fit on the extension downwardly extended, described extension and described first ring body top, and seals described second ring body and the circumferential outer surface of the first ring body junction.So, the second ring body just forms the structure of socket with the first ring body.

In the present embodiment, described pH value detection means 1012 is pH value reagent paper or pH value reagent or the sensor that can detect pH value, can also is that other are easy to the pH value detection means being arranged in tiny cavity the most in other embodiments.

The top of described transfusion accessory is provided with can fix the firm banking 103 being connected with infusion bottle or transfusion bag, and bottom is provided with the enclosing cover 104 comprising lid black box.These can be the conventional structure of bottle cap of existing infusion bottle or transfusion bag, and therefore, this utility model can be integrated in infusion bottle or the transfusion bag Bottle cap structure of existing structure, it is simple to promotes the use of.The seal bottle cap assembly of bottom, by closure inside and outside isolation, has ensured the safe and clean, pollution-free of closure inside.In this embodiment, lid is that transparent material is made, such that it is able to the pH value detection case in clear view cavity.

Embodiment two

Embodiment two differs primarily in that with embodiment one: in embodiment two, is set to the first ring body and carries out shift in position relative to the second ring body, and the second ring body maintains static；Rather than the first ring body is fixedly installed, the second ring body is movable.As shown in Fig. 4-Figure 11, in embodiment two, described Part I is the first ring body 201, and the ring wall of described first ring body 201 is provided with pH value detection means accommodation chamber 2011, and pH value detection means is located at the described pH value detection means accommodation chamber 2011 of described first ring body；Part II is the second ring body 202, and fluid passage 2021 is arranged at the ring wall of described second ring body 202；First ring body 201 can the most described second ring body 202 Concentric rotation, the described fluid passage 2021 of the second ring body and the described pH value detection means accommodation chamber 2011 of described first ring body, can switch between open and closed positions along with the most described second ring body Concentric rotation of described first ring body.

Concrete, as shown in Figure 5, described second ring body 202 is placed on described first ring body 201, as shown in Figure 7, described pH value detection means accommodation chamber 2011 is included in slit 2012 axially arranged on the ring wall of described first ring body and the first through hole 2013 being radially arranged, as shown in Figure 6, described fluid passage 2021 is arranged at the ring wall inner surface of described second ring body.During use, have only to rotate the first ring body 201, can switch between open position and closed position at the first through hole 2013 of the fluid passage 2021 of the second ring body and the pH value detection means accommodation chamber 2011 of the first ring body, as shown in Figure 8, in open position, liquid in fluid passage 2021, through the first through hole 2013 of the first ring body ring wall radial direction, flows in axial slit 2012, and is detected the pH value of institute's influent by the pH value detection means in slit 2012.In this embodiment, described pH value detection means can be pH value reagent paper or pH value reagent, and it is cheap, and cost is less.

As preferably, the ring wall of described first ring body 201 is provided with multiple axial slit and the first through hole of the multiple radial directions the most corresponding with each slit, and described fluid passage 2021 switches with the plurality of first through hole 2021 the most between open and closed positions along with the most described second ring body 202 Concentric rotation of described first ring body 201.By the first ring body 201 when the second ring body 202 rotates successively, the fluid passage of the second ring body can be sequentially communicated with multiple slits of described first ring body, such that it is able to carry out repeatedly comparative test, reuse, repeated detection, improve dispensing efficiency clinically, and reducing pH value testing cost so that this utility model has significant economy compared to prior art.

A kind of deformation as the present embodiment, as shown in Figure 9, Figure 10, the position relationship of the opening of the opening of the described fluid passage 2021 of described second ring body 202 and the described pH value detection means accommodation chamber 2011 of the first ring body 101 is set to: during described open position, and the opening of described fluid passage 2021 only has locally connected with the opening of described pH value detection means accommodation chamber 2011.Concrete, such as Fig. 8, shown in Fig. 9, opening that is first through hole 2013 of pH value detection means accommodation chamber 2011, when open position, the first through hole 2021 the most whole opening of opening is fully open with liquid through-hole 2021, but the lowermost end of fluid passage 2021 is slightly above the opening bottom position of the first through hole 2013, so that fluid passage 2021 and the first through hole form locally connected, when open connection position arrange sufficiently small, such as when becoming a gap, the liquid being conducive to fluid passage 2021 simply flows into the first through hole 2013 slowly in open position, flowing into the first through hole 2013 without moment causes the liquid flowing into the first through hole 2013 backflow or backwash under impact to return infusion bottle or transfusion bag.And, as seen from Figure 10, the lowermost end of fluid passage 2021 is slightly above the opening bottom position of the first through hole 2013, thus form a step 2022, this step 2022 also avoids a small amount of liquid flowing into first passage 2013 to be back to fluid passage 2021, thus pollutes the medicinal liquid of infusion bottle or transfusion bag.

In this embodiment, the bottleneck of the second ring body 202 and infusion bottle or transfusion bag is fixed, bottom is provided with the enclosing cover 204 comprising lid black box, enclosing cover 204 is placed on the first ring body 201 lower half, and fixing with the first ring body 201 be connected, thus when enclosing cover rotates, drive the first ring body 201 to rotate, so that relative second ring body 202 Concentric rotation of the first ring body 201.Enclosing cover 204 and the standard specifications bottle cap that lid black box is existing infusion bottle or infusion bottle thereof, it it is the conventional structure of the bottle cap of existing infusion bottle or transfusion bag, therefore, during this utility model can be integrated in infusion bottle or the transfusion bag Bottle cap structure of existing structure, it is simple to promote the use of.Seal bottle cap assembly, by closure inside and outside isolation, has ensured the safe and clean, pollution-free of closure inside.Figure 11 shows that this utility model infusion set and infusion bottle 205 are connected to the structural representation of one.

Embodiment three

As shown in Figure 12-Figure 19, in this embodiment, described Part I is the first ring body 301, and described pH value detection means 3012 is located at described first ring body 301 outer surface, and the ring wall of described first ring body is communicated with the second through hole 3011 of described pH value detection means；Described Part II be can the second ring body 302 of the most described first ring body 301 Concentric rotation, described fluid passage 3021 is arranged at the ring wall of described second ring body；Described first ring body 301 is placed on described second ring body 302 outer surface, the described fluid passage 3021 of described second ring body 302 and described second through hole 3011 of described first ring body 301, can switch between open and closed positions along with the most described first ring body 301 Concentric rotation of described second ring body 302.In this embodiment, pH value detection means is that pH value detects chromogenic sensor.

Concrete, as shown in figure 17, described fluid passage 3021 includes the slit 3022 being axially formed along described second ring body ring wall and the third through-hole 3023 being formed radially along described second ring body ring wall.Flow into third through-hole at open position liquid from slit, and flow into the second through hole 3011 in the first ring body ring wall from third through-hole, thus flow into pH value detection means 3012 and detect.The most in other embodiments, fluid passage can also directly use the radial direction through hole extending radially through the second ring body ring wall, such as, third through-hole 3023 runs through the second ring body ring wall, such that slit 3022 can be need not.In the present embodiment, axial slots and the mode of radial direction through hole are used, it is simple to fluid passage is full of medicinal liquid, and flows into pH value detection means when open position.Deformation as this embodiment, as shown in figure 18, the position relationship of the opening of third through-hole 3023 and the opening of the second through hole 3011 may be configured as: when open position, the opening of third through-hole 3023 and the opening of the second through hole 3011 only have locally connected, the most it is not completely covered, and, the position, the end of the opening of the second through hole 3011 is slightly below the position, the end of the opening of third through-hole 3023, thus form a step 3024, this step 3024 can avoid a small amount of liquid flowing into the second through hole 3011 to be back to third through-hole 3023, thus the medicinal liquid of infusion bottle or transfusion bag is polluted.

As preferably, the ring wall of described second ring body 302 is provided with multiple described fluid passage.The i.e. second axially arranged multiple slits of ring body ring wall and the corresponding third through-hole that multiple radial direction is set.Accordingly, multiple pH value detection means it also is provided with outside the first ring body.Along with the most described first ring body Concentric rotation of described second ring body, the third through-hole of the second ring body is directed at the second through hole of the first ring body successively, thus flows into pH value detection means successively.

Figure 19 shows the structural representation that this utility model infusion set links into an integrated entity with infusion bottle 305, wherein label 304 refers to the enclosing cover comprising lid black box, enclosing cover 304 is placed on the second ring body 302 lower half, and fixing with the second ring body 302 be connected, thus when enclosing cover rotates, the second ring body is driven to rotate, so that relative first ring body 301 Concentric rotation of the second ring body 302.Enclosing cover 304 and the standard specifications bottle cap that lid black box is existing infusion bottle or infusion bottle thereof, it it is the conventional structure of the bottle cap of existing infusion bottle or transfusion bag, therefore, during this utility model can be integrated in infusion bottle or the transfusion bag Bottle cap structure of existing structure, it is simple to promote the use of.Seal bottle cap assembly, by closure inside and outside isolation, has ensured the safe and clean, pollution-free of closure inside.

Embodiment four

As shown in Figure 20-26, in this embodiment, described Part I 401 is the first ring body, the ring wall of described first ring body 401 is circumferentially with multiple annular slotted 4011 the most in gradient successively from inner surface exterior surface, include two annular slotted 40111,40112 the most in this embodiment, and it is provided with notch 4012 at the inner surface of described ring wall, described pH value detection means is respectively arranged on described annular slotted 40111,4012, in this embodiment, pH value detection means is preferably pH value Test paper or pH value detectable；Described Part II is the second ring body 402 of the most described first ring body 401 Concentric rotation and described first ring body 401 can be placed on described second ring body 402 outer surface, and described fluid passage 4021 is arranged at the ring wall of described second ring body 402；The described fluid passage 4021 of described second ring body and the described notch 4012 of described first ring body, can switch between open and closed positions along with the most described first ring body 401 Concentric rotation of described second ring body 402.

Concrete, as shown in Figure 23,24,25, described fluid passage 4021 includes the slit 4022 being axially formed along described second ring body ring wall and the fourth hole 4023 being formed radially along described second ring body ring wall.When open position, liquid flows into fourth hole 4023 from slit 4022, and flows into the notch 4012 of the first ring body 401, thus flows into annular groove 4011.The most in other embodiments, fluid passage can also directly use the radial direction through hole extending radially through the second ring body ring wall, such as, fourth hole 4023 runs through the second ring body ring wall, such that slit 4022 can be need not.In the present embodiment, axial slots and the mode of radial direction through hole are used, it is simple to fluid passage is full of medicinal liquid, and flows into pH value detection means when open position.

Concrete, the most described second ring body 402 ring wall is provided with multiple axial slit 4022 and the fourth hole 4023 of the multiple radial directions the most corresponding with each slit, and the aperture position height of the plurality of fourth hole is the most corresponding with the height of the plurality of annular slotted successively.In use, along with the second ring body 402 rotates relative to the first ring body 401, the first fourth hole of lower position connects with notch 4012 at first, thus liquid flows into minimum annular groove 40111；Continue to rotate the second ring body, close between fourth hole 4023 and notch；Second fourth hole 4023 continuing to rotate the second ring body, the most more high position connects with notch, thus liquid flows into the height second annular groove 40112 higher than first annular groove, the like, thus realize repeated detection.

Figure 26 shows the structural representation that this utility model infusion set links into an integrated entity with infusion bottle 405, wherein label 404 refers to the enclosing cover comprising lid black box, enclosing cover 404 is placed on the second ring body 402 (in Figure 26, second ring body 402 is invisible) outside, and fixing with the second ring body 402 be connected, thus when enclosing cover rotates, drive the second ring body to rotate, so that relative first ring body 401 Concentric rotation of the second ring body 402.Enclosing cover 404 and the standard specifications bottle cap that lid black box is existing infusion bottle or infusion bottle thereof, it it is the conventional structure of the bottle cap of existing infusion bottle or transfusion bag, therefore, during this utility model can be integrated in infusion bottle or the transfusion bag Bottle cap structure of existing structure, it is simple to promote the use of.Seal bottle cap assembly, by closure inside and outside isolation, has ensured the safe and clean, pollution-free of closure inside.

Embodiment five

As shown in figure 27, in this embodiment, described transfusion accessory is lid, including being provided with the Part I of one or more pH value detection means and having the Part II of one or more fluid passage；Described Part II is a ring body 502, and described fluid passage is arranged at the ring wall of described Part II；Described Part I is one to be connected to described ring body ring wall and can extract the reverse check valve apparatus 501 of liquid from the fluid passage of ring body, and described pH value detection means is arranged in described reverse check valve apparatus 501；Described reverse check valve apparatus is set to: the fluid passage of described ring body can switch along with reverse check valve apparatus extraction liquid and stopping extraction liquid between open and closed positions with the pH value detection means in described reverse check valve apparatus, and described open position makes the liquid of described fluid passage can flow into described pH value detection means；Described closed position makes the liquid of described fluid passage cannot flow into described pH value detection means, and the liquid having been flowed into described pH value detection means also cannot be back to described fluid passage.

This utility model is to use the transfusion accessory in embodiment two in order to the method illustrating to detect transfusion liquid acid-base value:

Transfusion accessory is connected to infusion bottle 205 so that the fluid passage of transfusion accessory Part II, i.e. fluid passage 2021 and the fluid communication of infusion bottle 204；Changing the relative position between Part II and Part I, i.e. rotate the first ring body 201 so that Part II i.e. fluid passage 2021 connects with the pH value detection means accommodation chamber 2011 of Part I, the liquid of fluid passage flows into pH value detection means；Continue to rotate the first ring body 201 so that close between fluid passage 2021 and pH value detection means accommodation chamber 2011；Now, the pH value of the liquid in first pH value detection means detection described first pH value detection means of inflow；If the pH value of the liquid detected not up to expects pH value, then configure new medicinal liquid and enter in the liquid in infusion bottle 204 thus regulate the pH value of the liquid in infusion bottle or transfusion bag；After configuring new medicinal liquid, continuing to rotate the first ring body 201 so that fluid passage 2021 connects with second pH value detection means, the liquid of fluid passage 2021 flows in described second pH value detection means；Continue to rotate the first ring body 201 so that described fluid passage is closed with described pH value detection means；Now, described second pH value detection means detection flows into the pH value of the liquid in described second pH value detection means；If the pH value of the liquid detected the most not up to expects pH value, then configure in the liquid in new medicinal liquid entrance infusion bottle 204 thus regulate the pH value of the liquid in infusion bottle or transfusion bag, and carry out the detection of pH value according to above-mentioned steps circulation, until the liquid in infusion bottle or transfusion bag reaches to expect pH value.

The above is only preferred implementation of the present utility model; should be understood that; for those skilled in the art; on the premise of without departing from this utility model know-why; can also make some improvement and replacement, these improve and replace and also should be regarded as protection domain of the present utility model.

Claims (19)

1. the transfusion accessory that can detect transfusion liquid acid-base value, it is characterised in that:

Described transfusion accessory is lid, including being provided with the Part I of one or more pH value detection means and having the Part II of one or more fluid passage；

Relative change in location can be produced between described Part I with described Part II, the described fluid passage of described Part II and the pH value detection means of described Part I, can switch between open and closed positions along with producing change in location between described Part I and described Part II, described open position makes described fluid passage connect with described pH value detection means, and the liquid of described fluid passage can flow into described pH value detection means；Described closed position makes to close between described fluid passage and described pH value detection means, and the liquid of described fluid passage cannot flow into described pH value detection means, and the liquid having been flowed into described pH value detection means also cannot be back to described fluid passage.

The transfusion accessory of transfusion liquid acid-base value can be detected the most as claimed in claim 1, it is characterised in that:

Described Part I is the first ring body, and the ring wall of described first ring body is provided with pH value detection means accommodation chamber, and described pH value detection means is arranged at the described pH value detection means accommodation chamber of described first ring body ring wall；

Described Part II be can the second ring body of the most described first ring body Concentric rotation, described fluid passage is arranged at the ring wall of described second ring body；

The described fluid passage of described second ring body and the described pH value detection means accommodation chamber of described first ring body, can switch between open and closed positions along with the most described first ring body Concentric rotation of described second ring body.

The transfusion accessory of transfusion liquid acid-base value can be detected the most as claimed in claim 2, it is characterised in that:

Described second ring body is arranged at above described first ring body, and the described pH value detection means accommodation chamber of described first ring body is axially arranged slit or cavity on the ring wall of described first ring body, and the fluid passage of described second ring body is vertical or oblique straight channel.

The transfusion accessory of transfusion liquid acid-base value can be detected the most as claimed in claim 3, it is characterised in that:

On the ring wall of described first ring body, axially arranged slit or cavity are circumferentially disposed multiple along the ring wall of described first ring body, and described fluid passage switches with the plurality of slit or cavity the most between open and closed positions along with the most described first ring body Concentric rotation of described second ring body.

The transfusion accessory of transfusion liquid acid-base value can be detected the most as claimed in claim 1, it is characterised in that:

Described Part I is the first ring body, and the ring wall of described first ring body is provided with pH value detection means accommodation chamber, and described pH value detection means is located at the described pH value detection means accommodation chamber of described first ring body；

Described Part II is the second ring body, and described fluid passage is arranged at the ring wall of described second ring body；

Described first ring body can the most described second ring body Concentric rotation, the described fluid passage of described second ring body and the described pH value detection means accommodation chamber of described first ring body, can switch between open and closed positions along with the most described second ring body Concentric rotation of described first ring body.

The transfusion accessory of transfusion liquid acid-base value can be detected the most as claimed in claim 5, it is characterised in that:

Described second ring body is placed on described first ring body, described pH value detection means accommodation chamber is included in axially arranged slit on the ring wall of described first ring body or cavity and the first through hole being radially arranged, and described fluid passage is arranged at the ring wall inner surface of described second ring body.

The transfusion accessory of transfusion liquid acid-base value can be detected the most as claimed in claim 6, it is characterised in that:

The ring wall of described first ring body is provided with multiple axial slit and the first through hole of the multiple radial directions the most corresponding with each slit, and described fluid passage switches with the plurality of first through hole the most between open and closed positions along with the most described second ring body Concentric rotation of described first ring body.

8. the transfusion accessory of the detected transfusion liquid acid-base value as described in any one of claim 2-7, it is characterised in that:

The position relationship of the opening of the opening of the described fluid passage of described second ring body and the described pH value detection means accommodation chamber of the first ring body is set to: when described open position, and the opening of described fluid passage only has locally connected with the opening of described pH value detection means accommodation chamber.

9. the transfusion accessory of the detected transfusion liquid acid-base value as described in any one of claim 2-7, it is characterised in that:

Described pH value detection means is pH value reagent paper or pH value reagent.

The transfusion accessory of transfusion liquid acid-base value can be detected the most as claimed in claim 1, it is characterised in that:

Described Part I is the first ring body, and described pH value detection means is located at described first ring body exterior surface, and the ring wall of described first ring body is communicated with the second through hole of described pH value detection means；

Described Part II be can the second ring body of the most described first ring body Concentric rotation, described fluid passage is arranged at the ring wall of described second ring body；

Described first ring body is placed on described second ring body exterior surface, the described fluid passage of described second ring body and described second through hole of described first ring body, can switch between open and closed positions along with the most described first ring body Concentric rotation of described second ring body.

The 11. transfusion accessories that can detect transfusion liquid acid-base value as claimed in claim 10, it is characterised in that:

Described fluid passage includes the slit being axially formed along described second ring body ring wall and the third through-hole being formed radially along described second ring body ring wall.

The 12. transfusion accessories that can detect transfusion liquid acid-base value as claimed in claim 11, it is characterised in that:

The ring wall of described second ring body is provided with multiple described fluid passage.

The 13. transfusion accessories that can detect transfusion liquid acid-base value as claimed in claim 10, it is characterised in that:

Described pH value detection means is that pH value detects chromogenic sensor.

The 14. transfusion accessories that can detect transfusion liquid acid-base value as claimed in claim 1, it is characterised in that:

Described Part I is the first ring body, the ring wall of described first ring body is circumferentially with multiple annular slotted the most in gradient successively from inner surface exterior surface and is provided with notch at the inner surface of described ring wall, and described pH value detection means is located at described annular slotted；

Described Part II is the second ring body of the most described first ring body Concentric rotation and described first ring body can be placed on described second ring body exterior surface, and described fluid passage is arranged at the ring wall of described second ring body；

The described fluid passage of described second ring body and the described notch of described first ring body, can switch between open and closed positions along with the most described first ring body Concentric rotation of described second ring body.

The 15. transfusion accessories that can detect transfusion liquid acid-base value as claimed in claim 14, it is characterised in that:

Described fluid passage includes the slit being axially formed along described second ring body ring wall and the fourth hole being formed radially along described second ring body ring wall.

The 16. transfusion accessories that can detect transfusion liquid acid-base value as claimed in claim 15, it is characterised in that:

Described second ring body ring wall is provided with multiple axial slit and the fourth hole of the multiple radial directions the most corresponding with each slit, and the aperture position height of the plurality of fourth hole is the most corresponding with the height of the plurality of annular slotted successively.

The transfusion accessory of 17. the detected transfusion liquid acid-base value as described in claim 1-7, any one of 10-16, it is characterised in that:

Described transfusion accessory can be connected with infusion bottle or transfusion bag, also includes the enclosing cover being provided with lid black box.

The 18. transfusion accessories that can detect transfusion liquid acid-base value as claimed in claim 17, it is characterised in that:

Described lid is that transparent material is made.

19. 1 kinds of transfusion accessories that can detect transfusion liquid acid-base value, it is characterised in that:

Described transfusion accessory is lid, including being provided with the Part I of one or more pH value detection means and having the Part II of one or more fluid passage；

Described Part II is a ring body, and described fluid passage is arranged at the ring wall of described Part II；

Described Part I is one to be connected to described ring body ring wall and can extract the reverse check valve apparatus of liquid from the fluid passage of ring body, and described pH value detection means is arranged in described reverse check valve apparatus；

Described reverse check valve apparatus is set to: the fluid passage of described ring body can switch along with reverse check valve apparatus extraction liquid and stopping extraction liquid between open and closed positions with the pH value detection means in described reverse check valve apparatus, and described open position makes the liquid of described fluid passage can flow into described pH value detection means；Described closed position makes the liquid of described fluid passage cannot flow into described pH value detection means, and the liquid having been flowed into described pH value detection means also cannot be back to described fluid passage.