Blood sampler

Abstract

The utility model provides a blood sampler and belongs to the technical field of blood. Comprising a needle, a needle handle is fixedly connected to the outer wall of one end of the needle, a hose is fixedly connected to the end, away from the needle, of the needle handle, and a connector is fixedly connected to the end, away from the needle handle, of the hose; and the storage assembly is used for assisting medical staff in storing the needle head, and the storage assembly makes contact with the vacuum blood collection tube and the second thread. Through the arrangement of the storage assembly, after a medical worker completes blood drawing on a hematologic tumor patient, the medical worker can fix a needle head in the storage assembly, the situation that the medical worker is punctured and cross infection is caused during follow-up treatment is avoided, a hose is wound and fixed to the outer wall of the storage assembly, and the medical worker can conveniently take out the hematologic tumor patient. And the situation that the hose and other used medical articles are wound together, and follow-up classified recycling of the medical articles is affected is avoided.

Description

TECHNICAL FIELD

[0001] The utility model relates to medical instrument technical field, especially a blood sampler. BACKGROUND

[0002] Medical instrument refers to the instrument, equipment, appliance, in-vitro diagnostic reagent and calibrators, materials and other similar or related articles for human body directly or indirectly, and medical instrument includes medical equipment and medical consumables.

[0003] Blood tumor is a kind of malignant tumor originating from blood system or hematopoietic tissue, mainly including leukemia, lymphoma, multiple myeloma etc., and its characteristics are that malignant cells proliferate abnormally and destroy normal hematopoietic function.

[0004] Blood tumor patients are examined in hospital, and blood samples are extracted, and the prior art usually adopts intravenous blood taking needle and vacuum blood collection tube to cooperate with blood tumor patients for sampling, after sampling is completed for blood tumor patients, the protective sleeve is sleeved on the needle after the intravenous blood taking needle is taken off from the patient, to avoid subsequent treatment and classification of the intravenous blood taking needle, and cross infection is caused, but the medical staff is easily pricked by the needle during the process of sleeving the protective sleeve on the needle due to the reasons of too small size of the protective sleeve, improper operation, busy work, excessive fatigue and external light, therefore, the application provides a blood sampler to meet the needs. UTILITY MODEL CONTENT

[0005] The utility model solves the technical problem to provide a kind of blood sampler, by setting storage component, after medical staff completes blood extraction for blood tumor patients, medical staff can fix needle in the inside of storage component, to prevent subsequent medical staff from being pricked and causing cross infection, hose is wound to the outer wall fixed in storage component, to avoid that hose and other used medical articles are wound together, influence subsequent classification and recovery of medical articles, to solve the problem of not being convenient for needle storage of existing blood sampler.

[0006] To solve the above technical problems, the utility model provides the following technical scheme:

[0007] A kind of blood sampler, including needle, the outer wall of one end of the needle is fixedly connected with needle handle, the outer wall of one end of the needle handle away from needle is fixedly connected with hose, the outer wall of one end of the hose away from needle handle is fixedly connected with connecting head, the outer wall of one end of the connecting head away from hose is fixedly connected with plug-in head, the outer wall of the plug-in head is sleeved with vacuum blood collection tube, the outer wall of the connecting head is equipped with the first screw thread and the second screw thread;Storage component, the storage component is used to assist medical staff to store needle, and the storage component is in contact with the vacuum blood collection tube and the second screw thread.

[0008] Optionally, the storage assembly comprises a threaded sleeve connected to the second thread on the outer wall of the connector, and a sleeve is fixedly connected to one end of the threaded sleeve away from the connector.

[0009] Optionally, the sleeve is sleeved on the outer wall of the vacuum blood collection tube, and the inner wall of the sleeve is matched with the outer wall of the cap of the vacuum blood collection tube.

[0010] Optionally, the sleeve is fixedly connected to a conical sleeve at one end away from the threaded sleeve, and the conical sleeve is sleeved on the outer wall of the vacuum blood collection tube.

[0011] Optionally, the outer wall of the conical sleeve is fixedly connected to a fixing sheet symmetrically, and the outer wall of the fixing sheet is provided with anti-skid lines.

[0012] Optionally, the first clamping groove and the second clamping groove are arranged in the interior of the fixing sheet, and the first clamping groove and the second clamping groove are arranged in an "eight" shape on the fixing sheet.

[0013] Optionally, the first clamping groove and the second clamping groove are provided with a rounded corner at the opening on the fixing sheet.

[0014] Optionally, the fixing sheet is provided with a first placement surface on one side away from the conical sleeve.

[0015] Optionally, the fixing sheet is provided with a second placement surface on one side close to the conical sleeve.

[0016] Optionally, a gap is arranged between the first thread and the second thread.

[0017] Compared with the prior art, the utility model has at least the following beneficial effects:

[0018] In the above scheme, after the medical staff completes blood collection on the blood tumor patient, the medical staff can fix the needle in the interior of the storage assembly, prevent the medical staff from being pricked during subsequent processing, cause cross infection, wind the hose on the outer wall of the storage assembly, avoid that the hose and other used medical supplies are wound together, and affect subsequent classification and recycling of the medical supplies.

[0019] By setting the first placement surface and the second placement surface, when the medical staff needs to connect the vacuum blood collection tube with the penetrating plug inside the storage assembly, the medical staff can align and insert the vacuum blood collection tube into the inside of the storage assembly, and use the palm to press against the end of the vacuum blood collection tube away from the storage assembly and place the index finger and the middle finger on the second placement surface on the fixing piece on both sides of the conical sleeve, then tighten the index finger and the middle finger, and press the penetrating plug inside the storage assembly into the inside of the vacuum blood collection tube, when the medical staff needs to separate the vacuum blood collection tube from the storage assembly and the vacuum blood collection tube, the medical staff can hold the sleeve and push the first placement surface on the fixing piece on one side of the conical sleeve of the storage assembly by the thumb, push the storage assembly and the penetrating plug inside to separate from the vacuum blood collection tube, so that the medical staff can operate with one hand when connecting and removing the vacuum blood collection tube, and the medical staff can free one hand to do other things. BRIEF DESCRIPTION OF DRAWINGS

[0020] The accompanying drawings, which are incorporated herein and constitute part of the specification, illustrate embodiments of the application and, together with the description, further serve to explain the principles of the application and to enable a person skilled in the relevant art to implement and use the application.

[0021] Figure 1 is a schematic diagram of a three-dimensional structure of a blood sampler;

[0022] Figure 2 is a schematic diagram of a cross-sectional three-dimensional structure of a storage assembly;

[0023] Figure 3 is a schematic diagram of a three-dimensional structure of a blood sampler; Figure 2 is a schematic diagram of a three-dimensional structure of a blood sampler;

[0024] Figure 4 is a schematic diagram of a first perspective enlarged structure of the storage assembly after deformation;

[0025] Figure 5 is a schematic diagram of a second perspective enlarged structure of the storage assembly after deformation.

[0026] Reference signs:

[0027] 1, needle; 2, needle handle; 3, hose; 4, connecting head; 5, penetrating plug; 6, vacuum blood collection tube; 7, first thread; 8, second thread; 9, threaded sleeve; 10, sleeve; 11, conical sleeve; 12, fixing piece; 13, anti-slip pattern; 14, first clamping groove; 15, second clamping groove; 16, first placement surface; 17, second placement surface.

[0028] As shown in the drawings, in order to clearly realize the structure of the embodiment of the utility model, specific structures and devices are marked in the drawings, but this is only for the need of illustration, and is not intended to limit the utility model in the specific structure, device and environment, and the ordinary skilled in the art can adjust or modify these devices and environment according to specific needs. DETAILED DESCRIPTION

[0029] The blood sampler provided by the utility model will be described in detail below in combination with the drawings and specific embodiments. Meanwhile, it is explained here that in order to make the embodiments more detailed, the following embodiments are the best, preferred embodiments, and other alternative ways can also be adopted by the skilled in the art to implement some known technologies; and the drawings are only for more specific description of the embodiments, and are not intended to specifically limit the utility model.

[0030] It should be noted that in the specification, "one embodiment", "embodiment", "exemplary embodiment", "some embodiments" and the like indicate that the described embodiments can include specific features, structures or characteristics, but not necessarily every embodiment includes the specific features, structures or characteristics. In addition, when a specific feature, structure or characteristic is described in combination with an embodiment, it should be within the knowledge of the skilled in the related art to realize this feature, structure or characteristic in combination with other embodiments (whether or not explicitly described).

[0031] Generally, the terms can be understood at least in part from the usage in context. For example, depending at least in part on the context, the term "one or more" as used herein can be used to describe any feature, structure, or characteristic in the singular or can be used to describe combinations of features, structures, or characteristics that are combinable into one or more instances. Further, the term "based on" can be understood as not necessarily of a set of exclusive factors, but, alternatively, as allowing for existence of additional factors not necessarily explicitly described.

[0032] It can be understood that the meanings of "on", "above" and "over" in the utility model should be interpreted in the broadest way, so that "on" not only means "directly on" something, but also includes the meaning of "on" something with intervening features or layers therebetween, and "above" or "over" not only means "above" or "over" something, but also can include the meaning of "above" or "over" something without intervening features or layers therebetween.

[0033] Moreover, spatially relative terms, such as "beneath", "below", "lower", "above", "upper" and the like, can be used herein for ease of description to describe one element or feature's relationship to another element(s) or feature(s) as illustrated in the figures. The spatially relative terms are intended to encompass different orientations of the device in use or operation in addition to the orientations depicted in the figures. The devices can be otherwise oriented (rotated 90 degrees or at other orientations) and the spatially relative descriptors used herein interpreted accordingly.

[0034] As Figure 1 and Figure 2 shown, the embodiment of the utility model provides a blood sampler, including needle 1, needle 1 one end outer wall fixedly connected with needle handle 2, needle handle 2 away from needle 1 one end fixedly connected with hose 3, hose 3 away from needle handle 2 one end fixedly connected with connector 4, connector 4 away from hose 3 one end fixedly connected with insertion head 5, the outer wall of insertion head 5 is sleeved with vacuum blood collection tube 6, the outer wall of connector 4 is equipped with first thread 7 and second thread 8, and the gap is equipped between first thread 7 and second thread 8, by the gap between first thread 7 and second thread 8 is set, when medical staff connects the storage assembly with connector 4, can stop after first thread 7 completely enters the thread sleeve 9 inside storage assembly, the depth of insertion head 5 is known through the gap between first thread 7 and second thread 8;Storage assembly, storage assembly is used to assist medical staff to store needle 1, storage assembly is in contact with vacuum blood collection tube 6 and second thread 8, by setting storage assembly, after medical staff completes blood extraction to blood tumor patient, medical staff can hold needle handle 2 and insert needle 1 and needle handle 2 into the inside of storage assembly, then the other hand of medical staff can hold hose 3 and insert and wind hose 3 in first clamping groove 14 and second clamping groove 15 inside more than one circle, then medical staff can rotate connector 4, make connector 4 continue to enter the inside of storage assembly through the thread rotation of first thread 7 and second thread 8, until hose 3 is stopped after being driven to wind to the outer wall of storage assembly by the rotation of connector 4, needle 1 is fixed in the inside of storage assembly, can prevent subsequent medical staff from being pricked and causing cross infection when handling, hose 3 is wound on the outer wall of storage assembly, avoids that hose 3 and other used medical articles are wound together, influences subsequent classification and recovery of medical articles.

[0035] As Figures 1 to 3As shown, the storage assembly includes a threaded sleeve 9 connected to the second thread 8 on the outer wall of the connector 4, and the end of the threaded sleeve 9 away from the connector 4 is fixedly connected with a sleeve 10, the inner wall of the sleeve 10 is matched with the outer wall of the cap of the vacuum blood collection tube 6, and the sleeve 10 is matched with the outer wall of the cap of the vacuum blood collection tube 6. After the vacuum blood collection tube 6 is inserted into the inside of the sleeve 10, it will not shake, which avoids the vacuum blood collection tube 6 shaking inside the storage assembly when the sleeve 10 is separated from the storage assembly and the vacuum blood collection tube 6, prevents the rubber opening inside the cap of the vacuum blood collection tube 6 from being enlarged by the inserted plug 5, affects the sealed preservation of the blood sample of the blood tumor patient inside the vacuum blood collection tube 6, and prevents the inserted plug 5 from being bent by the force of the shaking of the vacuum blood collection tube 6, which affects the installation of the new vacuum blood collection tube 6 by the subsequent medical staff. The sleeve 10 is sleeved on the outer wall of the vacuum blood collection tube 6, the end of the sleeve 10 away from the threaded sleeve 9 is fixedly connected with a conical sleeve 11, the conical sleeve 11 is conical as a whole, which improves the success rate of the medical staff inserting the vacuum blood collection tube 6 into the inside of the conical sleeve 11, allows the vacuum blood collection tube 6 to be quickly inserted into the inside of the sleeve 10 under the guidance of the conical sleeve 11, facilitates the connection of the vacuum blood collection tube 6 and the inserted plug 5 inside the sleeve 10, the conical sleeve 11 is sleeved on the outer wall of the vacuum blood collection tube 6, the side of the fixed sheet 12 away from the conical sleeve 11 is provided with a first placement surface 16, and the side of the fixed sheet 12 close to the conical sleeve 11 is provided with a second placement surface 17. Through the setting of the first placement surface 16 and the second placement surface 17 abutting the fingers of the medical staff, the comfort of the medical staff during use is improved, the medical staff can operate with one hand when connecting and removing the vacuum blood collection tube 6, and the medical staff can free one hand to do other things. When the medical staff needs to connect the vacuum blood collection tube 6 and the inserted plug 5 inside the storage assembly, the medical staff can align and insert the vacuum blood collection tube 6 into the inside of the storage assembly, and place the index finger and the middle finger on the second placement surface 17 on the fixed sheet 12 on both sides of the conical sleeve 11 with the palm of the hand against the end of the vacuum blood collection tube 6 away from the storage assembly, and then tighten the index finger and the middle finger to press the inserted plug 5 inside the storage assembly into the inside of the vacuum blood collection tube 6. When the medical staff needs to separate the vacuum blood collection tube 6 from the storage assembly and the vacuum blood collection tube 6, the medical staff can hold the sleeve 10 and push the first placement surface 16 on the fixed sheet 12 on one side of the conical sleeve 11 of the storage assembly with the thumb to separate the storage assembly and the inserted plug 5 inside from the vacuum blood collection tube 6.

[0036] As Figure 3As shown, the outer wall of the conical sleeve 11 is symmetrically fixedly connected with a fixed sheet 12, the outer wall of the fixed sheet 12 is provided with anti-skid lines 13, the inside of the fixed sheet 12 is provided with a first clamping groove 14 and a second clamping groove 15, the first clamping groove 14 and the second clamping groove 15 are distributed in the shape of "eight" on the fixed sheet 12, the width of the first clamping groove 14 and the second clamping groove 15 is less than that of the hose 3, so that the hose 3 is squeezed after being inserted into the inside of the first clamping groove 14 and the second clamping groove 15, an elastic fixing effect is generated, the hose 3 is prevented from sliding out of the inside of the first clamping groove 14 and the second clamping groove 15 during the rotation of the connecting head 4 by the medical staff, the opening of the first clamping groove 14 and the second clamping groove 15 on the fixed sheet 12 is provided with a round corner, the success rate of the medical staff in inserting the hose 3 into the inside of the first clamping groove 14 and the second clamping groove 15 is improved through the arrangement of the round corner of the opening of the first clamping groove 14 and the second clamping groove 15, the medical staff is facilitated to insert the hose 3 into the inside of the first clamping groove 14 and the second clamping groove 15, after the medical staff completes blood extraction on the blood tumor patient and pulls out the needle head 1 from the blood tumor patient, separates the vacuum blood collection tube 6 from the storage assembly, the medical staff can hold the needle handle 2 and insert the needle head 1 and the needle handle 2 into the conical sleeve 11 of the storage assembly, places the needle head 1 and the needle handle 2 in the inside of the sleeve 10 and the conical sleeve 11 and fixes them by fingers, then the medical staff can hold the hose 3 and insert and wind the hose 3 more than one circle in the inside of the first clamping groove 14 and the second clamping groove 15, then the medical staff can rotate the connecting head 4, so that the connecting head 4 continues to enter the inside of the storage assembly through the first thread 7 and the second thread 8, until the hose 3 is wound on the outer wall of the storage assembly and stops, at this time, the needle head 1 is fixed in the inside of the storage assembly and can be prevented from being pricked by the medical staff during subsequent processing, so as to cause cross infection, the hose 3 is wound on the outer wall of the storage assembly, so as to avoid that the hose 3 is wound together with other used medical articles, and the classification and recycling of the medical articles are affected.

[0037] The working principle of the technical scheme provided by the utility model is as follows:

[0038] When the medical staff needs to draw blood from the blood tumor patient, first, the storage assembly is sleeved on the outer wall of the penetrating head 5, and is screwed with the storage assembly through the first thread 7 on the connecting head 4, then the medical staff can insert the needle 1 into the blood tumor patient, and insert the vacuum blood collection tube 6 into the inside of the storage assembly and connect with the penetrating head 5 to draw blood, when the medical staff completes the blood drawing, the needle 1 is pulled out of the blood tumor patient, the vacuum blood collection tube 6 is separated from the storage assembly, then the medical staff can hold the needle handle 2 and insert the needle 1 and the needle handle 2 into the conical sleeve 11 of the storage assembly, place the needle 1 and the needle handle 2 in the inside of the sleeve 10 and the conical sleeve 11 and fix by fingers, then the medical staff can hold the hose 3 and insert and wind the hose 3 in the first clamping groove 14 and the second clamping groove 15 more than one circle, then the medical staff can rotate the connecting head 4, so that the connecting head 4 continues to enter the inside of the storage assembly through the first thread 7 and the second thread 8, until the hose 3 is wound on the outer wall of the storage assembly and stops, at this time, the needle 1 is fixed in the inside of the storage assembly, which can prevent the medical staff from being pricked and causing cross infection during subsequent processing, the hose 3 is wound on the outer wall of the storage assembly, which avoids that the hose 3 is wound together with other used medical articles, and affects the subsequent classification and recycling of the medical articles.

[0039] The utility model covers any alternative, modification, equivalent method and scheme which are made on the essence and range of the utility model. In order to make the public have the thorough understanding of the utility model, the specific details are explained in the above preferred embodiment of the utility model, and the utility model can be completely understood without the description of these details for the person skilled in the art. In addition, in order to avoid unnecessary confusion to the essence of the utility model, the well-known method, process, flow, element and circuit are not explained in detail.

[0040] The above is only the preferred embodiment of the utility model, and it should be pointed out that, for ordinary skilled person in the technical field, on the premise of not departing from the principle of the utility model, a plurality of improvements and refinements can be made, and these improvements and refinements should be regarded as the protection range of the utility model.

Claims

1. A blood sampler comprising a needle, characterized in that One end of the needle is fixedly connected with a needle handle, the needle handle is fixedly connected with a hose away from the needle, the hose is fixedly connected with a connector away from the needle handle, the connector is fixedly connected with a penetrating head away from the hose, the outer wall of the penetrating head is sleeved with a vacuum blood collection tube, the outer wall of the connector is provided with a first thread and a second thread; The storage assembly is used for assisting medical staff to store the needle, and the storage assembly is in contact with the vacuum blood collection tube and the second thread.

2. The blood sampler of claim 1, wherein, The storage assembly comprises a threaded sleeve which is threadedly connected to the second thread on the outer wall of the connector, and one end of the threaded sleeve away from the connector is fixedly connected with a sleeve.

3. The blood sampler of claim 2, wherein, The sleeve is sleeved on the outer wall of the vacuum blood collection tube, and the inner wall of the sleeve is matched with the outer wall of the cap of the vacuum blood collection tube.

4. The blood sampler of claim 3, wherein, One end of the sleeve away from the threaded sleeve is fixedly connected with a conical sleeve which is sleeved on the outer wall of the vacuum blood collection tube.

5. The blood sampler of claim 4, wherein, The outer wall of the conical sleeve is symmetrically fixedly connected with a fixing piece, and the outer wall of the fixing piece is provided with anti-skid lines.

6. The blood sampler of claim 5, wherein, The inner part of the fixing piece is provided with a first clamping groove and a second clamping groove, and the first clamping groove and the second clamping groove are distributed in the shape of "8” on the fixing piece.

7. The blood sampler of claim 6, wherein, The opening of the first clamping groove and the second clamping groove on the fixing piece is provided with a round corner.

8. The blood sampler of claim 5, wherein, One side of the fixing piece away from the conical sleeve is provided with a first placement surface.

9. The blood sampler of claim 5, wherein, One side of the fixing piece close to the conical sleeve is provided with a second placement surface.

10. The blood sampler of claim 1, wherein, A gap is arranged between the first thread and the second thread.

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