Vacuum test tube
Technical field
The present invention relates to medical instruments field, particularly to vacuum test tube.
Background technology
Checking as clinical medicine, make the vessel of sample for test of vacuum test tube as collecting blood sample, be modal mode, vacuum test tube includes that test tube has been hospital's medical equipment that is indispensable and that use in a large number.The extensive application of vacuum test tube, the blood sampling for medical worker provides great convenience and reliable Blood collection.Accordingly, substantial amounts of blood taking tube in use needs to shift, distributes, identifies, manages, and also becomes the loaded down with trivial details work of complexity, and not only workload is big, and easily produces mistake.For avoiding human error and alleviating working strength, the automatization using and managing of vacuum test tube is just particularly important.
Existing vacuum test tube, is glass tubing or the plastic tube of a smooth round bottom, is equipped with block, and inside evacuation again obtains.After blood sampling completes, needs are uncapped to take blood examination and testing, after gathering blood with vacuum test tube, certain negative pressure is there is also in vacuum test tube, and the closely cooperating of test tube cap and test tube wall, its test tube cap is securely fixed on test tube the most very much, needs just to make with large force gas test tube cap pull out.In the occasion that vacuum test tube is widely applied, the work of this unlatching test tube cap just becomes the heaviest physical work.Also can produce test tube interior vibration during opening test tube cap energetically, may dissipate mixed for the sample completed the most by centrifugation, affect some assay, operator is had certain technology requirement.Open blood taking tube block energetically and be likely to be that blood taking tube crushes, injure operator's finger.Meanwhile, during uncapping, also have the Aerosol Pollution of certain patient blood, jeopardize the healthy of operator.On the equipment using machine automatic lid closing/opening, owing to the outer wall of blood taking tube is smooth, in order to open block, blood taking tube to be clamped is not the most a nothing the matter.Therefore, the blood taking tube having screens helps to uncap, it is simply that seem the most necessary.
Blood collection procedure needs monitor blood sampling volume, owing to label is attached to the sidewall of test tube, opaque label can block the sight line of staff, it is not easy to observe, causing the error of blood sampling volume, same situation, blood sampling volume observation is blocked by the flag of blood taking tube, too increase the difficulty that blood testing is sensed by self-reacting device, the cost realizing inspection automation of increase.Accordingly, it would be desirable to change the mark paste position of blood taking tube, it is beneficial to blood sampling and observes and use automatic technology.
Summary of the invention
The task of the present invention is to provide a kind of boss that setting matches on test tube body with self-reacting device or ditch band can easily be opened the vacuum test tube block of band negative pressure and guarantee the deficiency that test tube body is not caught broken and in test tube, the vacuum test tube of Almost Sure Sample Stability exists with solution prior art.
The present invention is achieved through the following technical solutions goal of the invention:
Vacuum test tube, including test tube body and block, the tube wall of described test tube body is provided with projection.Thus, the test tube body portion above projection is entangled with test tube flat with holes, projection stops test tube body to move upward as the position bearing strength, the mechanical hand coordinating self-reacting device captures and pulls out lid block, separate so that pulling out lid block with test tube body, so the most easily can unplug vacuum test tube from top and pull out lid block, it is to avoid artificial direct great strength is carried out holding test tubes body and pulled out and cover the sample caused and rock and rupture with body.
Further, described projection and this body by integral forming of test tube are disposed in an evenly spaced relation in the same level of test tube body tube outer wall, and number of projections is at least one.
Preferred as one, described projection and this body by integral forming of test tube form annular boss around the same level of test tube outer wall.
As preferably, in the middle part of the outer wall of described test tube body or bottom is additionally provided with roller seating space, roller seating space is uniformly arranged along the same level of test tube body outer wall.Test tube body is inserted on the test tube deck with claw matched with roller seating space along roller seating space thereon, claw and roller seating space are worked in coordination and can be fixed by test tube body, the mechanical hand coordinating self-reacting device captures spiral cover block, the most easily the spiral cover block of vacuum test tube can be turned on, it is to avoid when manually screwing, the test tube body sample caused that skids rocks or falls on the ground.
Further, described roller seating space number is at least one.
Further, described roller seating space is positioned at bottom test tube, and roller seating space has, along test tube tube wall bottom opening, the height that the claw with test tube deck matches straight up.Thus roller seating space can be entirely insertable by claw and make the test tube body when turning on spiral cover block more firm.
Further, the inner bottom surface of described test tube body is arc surface, and the bottom of test tube body connects has one to be used for adhesive label with the integrated wall extension of its outer wall, the bottom of wall extension.Label is pasted onto the bottom of wall extension, is i.e. not easy to damage label and it also avoid when label is attached to test tube body because blocking the sampling quantity error that sight line causes simultaneously.
Further, cave in formation cavity inwards in the bottom of wall extension, is provided with the bottom surface of criss-cross reinforcement, face, reinforcement place and wall extension at grade in cavity.Thus, reinforcement can be strengthened further to bottom test tube, can paste the most smooth by label simultaneously, it is simple to the quick reading of information.
As preferably, described label is electronic tag or the Quick Response Code of typing sample information, and electronic tag inductive effects is good, it is fast to identify, the life-span is long, and Quick Response Code is less more resistant to abrasion and occupied area than common label, and information capacity is big.
The vacuum test tube that the present invention provides compared with prior art has the advantages that
(1) it is uniformly arranged horizontal projection and roller seating space around test tube body, protruding stop the test tube body instrument mechanical hand making cooperation crawl pull out lid block that moves upward the most easily can will pull out lid block and unplug as the position bearing strength, test tube body inserts on the claw of test tube deck along roller seating space, when test tube spiral cover block turned on by self-reacting device mechanical hand, claw matches with roller seating space and test tube body position can be kept motionless, can easily turn on spiral cover block, no matter choose or twist and take test tube cap and all do not have the body that clamping common test tube body causes when uncapping energetically and rupture or sample oscillation.
(2) bottom at test tube body arrange formed cavity wall extension bottom surface carry out adhesive label, the abrasion decreased label it also avoid the sampling error caused when being attached on test tube body by label because it blocks sight line simultaneously.
(3) label of the wall extension bottom surface of test tube body uses electronic tag or develops and prints sample information Quick Response Code with laser, and saving space simultaneously can be with the more quantity of information of typing.
In a word, the vacuum test tube simple in construction that the present invention provides, easy to operate, low cost of manufacture, the suitability is by force that the realization of Sample automatization provides a great convenience.
Accompanying drawing explanation
Fig. 1 is the structural representation of vacuum test tube of the present invention;
Fig. 2 is the another kind of structural representation of vacuum test tube of the present invention;
Fig. 3 is the explosive view of vacuum test tube in Fig. 1;
Wherein: 1 test tube body, 2 blocks, 3 is protruding, 4 roller seating spaces, 5 wall extensions, 6 cavitys, 7 reinforcements.
Detailed description of the invention
Below in conjunction with the accompanying drawings embodiments of the present invention are described in further detail.
As shown in figures 1 and 3, vacuum test tube, including test tube body 1 and block 2, test tube body 1 is provided with at block 2 protruding 3, protruding 3 same levels around test tube body 1 outer wall one-body molded with test tube body 1 and forms annular boss;In the another kind of structure of vacuum test tube, as shown in Figure 2, in projection 3 and the one-body molded same level being disposed on test tube body 1 pipe outer wall of test tube body 1, protruding 3 numbers are four, the number of protruding 3 is not particularly limited, as long as protruding 3 can stop test tube body 1 to move up during lid block of choosing, protruding 3 can also be two, three or five.Choose lid block 2 time, first test tube body 1 is placed in the test tube deck with block, owing to block is close to the top of protruding 3 place planes, mechanical hand is when upwards choosing lid block 2, test tube body 1, because thereon protruding 3 by the stop of block on deck and transfixion, pulls out lid block 2 and then moves upwardly together with mechanical hand thus separate with test tube body 1.
The test tube cap of band spiral cover is taken in order to coordinate the mechanical hand of self-reacting device to twist, roller seating space 4 it is additionally provided with bottom the outer wall of test tube body 1, roller seating space 4 can also be arranged on the middle part of test tube body 1 outer wall, roller seating space 4 is uniformly arranged along the same level of test tube body 1 outer wall, roller seating space 4 number is two, can also be three, four or five, when roller seating space 4 is positioned at bottom test tube, roller seating space 4 has, along test tube body 1 outer wall bottom opening, the height that the claw with test tube deck matches straight up.Twist when taking spiral cover block, first being inserted along roller seating space 4 opening thereon by test tube body 1 along the claw of test tube deck, mechanical hand is twisted when taking spiral cover block 2, due to closely cooperating of roller seating space 4 and claw, test tube body 1 maintains static, and spiral cover block 2 rotates with mechanical hand thus separates with test tube body 1.
The inner bottom surface of test tube body 1 is arc surface, the bottom of test tube body 1 connects the integrated wall extension of outer wall 5 having one and test tube body 1, the bottom of wall extension 5 is used for adhesive label, cave in formation cavity 6 inwards in the bottom of wall extension 5, being provided with criss-cross reinforcement 7 in cavity 6, face, reinforcement 7 place is with wall extension 5 at grade.In order to enable the more sample information of typing, label uses Quick Response Code, and the information of typing sample in Quick Response Code, label can also be electronic tag.
Above-described is only some embodiments of the present invention.For the person of ordinary skill of the art, without departing from the concept of the premise of the invention, it is also possible to make some deformation and improvement, these broadly fall into protection scope of the present invention.