CN213282949U

CN213282949U - Novel disposable venous blood sampling device

Info

Publication number: CN213282949U
Application number: CN202021044525.2U
Authority: CN
Inventors: 何丽春
Original assignee: Mianyang Maternal And Child Health And Family Planning Service Center
Current assignee: Mianyang Maternal And Child Health And Family Planning Service Center
Priority date: 2020-06-09
Filing date: 2020-06-09
Publication date: 2021-05-28
Anticipated expiration: 2030-06-09

Abstract

The utility model discloses a novel disposable venous blood sampling device, which comprises a venous puncture needle head, a needle seat, a hose and a test tube puncture needle, wherein the venous puncture needle head is connected with the front end of the needle seat, the hose is connected with the rear end of the needle seat, the end of the hose is connected with the test tube puncture needle, the needle seat is also provided with two needle handles, the two needle handles are respectively and fixedly arranged on the left side and the right side of the needle seat, and the outer sides of the needle handles, which are not fixed with the needle seat, can rotate relative to the needle seat; the outer parts of the two needle handles are respectively provided with an adhesive part in an extending way. The utility model discloses be equipped with the portion of pasting in the outside of needle handle, will paste the portion of getting blood such as portion of pasting and patient's arm and paste to can fix the needle handle in the blood sampling, medical personnel can liberate both hands, can be connected test tube puncture needle afterbody and vacuum test tube smoothly, and finish the back in the blood sampling, because of the effect of portion of pasting, medical personnel so when pulling out the vacuum test tube, still can avoid the blood taking needle to follow the blood vessel and slide, guaranteed the smoothness of whole blood sampling process.

Description

Novel disposable venous blood sampling device

Technical Field

The utility model relates to a blood sampling technical field especially relates to a novel disposable blood sampling of veins device.

Background

A venous blood lancet is a blood lancet used for collecting blood samples during medical examination. The blood taking needle at the top end is used for puncturing a blood vessel, the tail end transparent hose is connected with the tail needle, the tail needle is wrapped by the rubber hose, and the needle cap is sleeved outside the tail needle and used for puncturing a vacuum blood taking test tube and sucking blood into the tube by using negative pressure in the test tube. Medical personnel select the blood vessel earlier when taking a blood sample, adopt conventional scalp acupuncture needle-holding process puncture needle insertion then, wait to see back blood after, fixed needle handle and fixed connector of left finger, vacuum test tube is handed to the right hand, pierces vacuum test tube with the hemostix end to accomplish the blood sampling process. In the clinical nursing work, the blood drawing test is one of the basic work of nursing personnel, and the disposable blood taking needle used in China at present does not have a fixed structure, so that the nursing personnel is required to tear off an adhesive tape to fix a blood taking needle head in the blood drawing process, and unnecessary nursing steps and consumables of a hospital are increased; some nursing staff then directly fix the blood sampling syringe needle with the hand, lead to very easily like this when later stage and vacuum test tube are connected, the slippage or the aversion of blood sampling syringe needle appear, involve patient's blood vessel, increase patient's misery, lead to the condition of secondary bloodletting even. This has not only reduced patient's satisfaction, has also increased nursing staff's work load, increases the administrative or technical offices consumptive material, has influenced nursing work quality's improvement. Chinese patent document 201420220810.3 provides a fixed knot of blood sampling syringe needle constructs, it adopts the autohension foot in order to fix the blood sampling syringe needle, but it adopts single needle handle to fix, the fixity is not strong, when medical personnel pierce the vacuum test tube with the hemostix end, also drag the needle handle very easily, thereby make the needle handle shift, lead to the syringe needle although can not deviate from in the blood vessel, but can drag patient's blood vessel, increase patient's misery, make blood sampling efficiency and its security all extremely low like this.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a: in order to overcome the defects, the novel disposable venous blood sampling device is provided, a venous puncture needle head can be fixed in the blood sampling process, and blood sampling efficiency and safety are improved while the venous puncture needle head is prevented from being separated from a blood vessel and shifted.

In order to achieve the above purpose, the technical scheme of the utility model is that: a novel disposable venous blood sampling device comprises a venous puncture needle head, a needle seat, a hose and test tube puncture needles, wherein the venous puncture needle head is connected with the front end of the needle seat, the hose is connected with the rear end of the needle seat, the tail end of the hose is connected with the test tube puncture needles, the needle seat is also provided with two needle handles, the two needle handles are respectively and fixedly arranged on the left side and the right side of the needle seat, and the outer sides of the needle handles, which are not fixed with the needle seat, can rotate relative to the needle seat; the outer parts of the two needle handles are respectively provided with an adhesive part in an extending way.

Furthermore, the pasting part is also provided with a pasting film which can be torn and detached from the pasting part.

Furthermore, a clamping belt with a length is connected to the needle base, and the clamping belt is connected with the needle base in a sewing mode.

Furthermore, a truncated-wave section is arranged in the middle of the clamping band, so that the clamping band can be elongated.

Since the proposal is adopted, the beneficial effects of the utility model reside in that: the utility model provides a prior art not enough, the utility model provides a novel disposable blood sampling of veins device, its benefit is:

(1) the utility model discloses a soft double needle handle, it can realize the change of position according to different medical personnel's the mode of inserting the needle, make when inserting the needle, medical personnel can directly hold unilateral needle handle needle inserting or mediate the outside of two needle handles to needle file top side needle inserting according to the needle inserting custom of oneself, so can be convenient for different medical personnel insert the needle according to its difference needle holding custom, medical personnel's needle inserting efficiency and needle inserting rate of accuracy have been improved, and after inserting the needle, needle handle restorable original state, can not cause the influence to the blood sampling process.

(2) The utility model discloses be equipped with the portion of pasting in the outside of needle handle, will paste the portion of getting blood such as portion of pasting and patient's arm and paste, thereby can be in the blood sampling fixed needle handle, medical personnel can liberate both hands, can be connected test tube puncture needle afterbody and vacuum test tube smoothly, in order to deposit the blood sampling sample in the test tube, and in the back that finishes of taking a blood sample, because of the effect of the portion of pasting, medical personnel so when pulling out the vacuum test tube, still can avoid the blood sampling needle to follow the blood vessel and slide, whole blood sampling process's smoothness has been guaranteed.

(3) The utility model discloses still adopt cassette and integrative structure of needle handle, make when getting the needle, must remove the needle handle, so with the fixed cassette together of needle handle, can take off together, can avoid when not having the patient's blood sampling of oneself's ability of telling to infant etc. medical personnel forget to take off the cassette, thereby make the cassette bind always on patient's hand, so time overlength can lead to the water in the vein to get into and close on the tissue on every side, make the tissue edema, serious person can lead to muscle necrosis, cause the impaired condition of disease hand at last.

(4) The utility model discloses a disposable device of cassette and blood taking needle as an organic whole can realize one needle one, one takes one, can avoid the microorganism cross infection between the patient, appears using repeatedly, causes cross infection's the condition.

Drawings

Fig. 1 is a schematic structural view of the blood sampling device of the present invention.

Fig. 2 is a schematic structural view of the needle handle kneading to the top side of the needle base for needle insertion.

Reference numerals: 1-venipuncture needle head, 2-needle seat, 3-soft tube, 4-test tube puncture needle, 5-needle handle, 6-sticking part, 7-clamping band and 71-ripple section.

Detailed Description

The technical solution of the present invention will be described clearly and completely with reference to the accompanying drawings, and obviously, the described embodiments are some, but not all embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Examples

As shown in figure 1, a novel disposable blood sampling device for vein, including vein puncture syringe needle 1, needle file 2, hose 3 and test tube pjncture needle 4, vein puncture syringe needle 1 is connected with 2 front ends of needle file, and hose 3 is connected with 2 rear ends of needle file, and 3 end-to-end connection of hose have test tube pjncture needle 4 to thereby connect outside vacuum test tube with blood transmission to vacuum test tube in, still be equipped with needle handle 5 on the needle file 2, its connected mode is the conventional connected mode of current vein blood sampling needle, this application is not improved its structure, so no longer do the perplexing to its concrete structure here.

The utility model discloses for the convenience of whole venous blood sampling device's use and fixed, further improve needle handle 5, improve as follows: the needle handle 5 is two, sets up respectively in the 2 left and right sides of needle file, and needle handle 5 is the soft rubber preparation for when the needle advances, medical personnel can directly hold unilateral needle handle 5 needle advances or knead the outside of two needle handles 5 to needle file 2 top side needle advances together according to the needle advancing custom of oneself, so can be convenient for different medical personnel hold the needle custom according to its difference and advance the needle, improved medical personnel's needle advancing efficiency and needle advancing rate of accuracy, as shown in fig. 2.

Furthermore, the outer parts of the two needle handles 5 are respectively provided with an adhesive part 6 in an extending way, the adhesive parts 6 are made of infusion paste materials, which is convenient for the patients to insert the needle, the two needle handles 5 can be fixed by sticking the sticking part 6 on the body of a patient so as to fix the venipuncture needle head 1, thereby avoiding that medical staff needs to hold the test tube puncture needle 4 with the left hand and hold the vacuum test tube with the right hand after the needle is inserted and blood is returned, during the process of puncturing the end of the test tube puncture needle 1 into the vacuum test tube, the venipuncture needle 1 slides out of the vein of the patient or is pulled out due to the absence of the hand to fix the venipuncture needle 1 again, thereby causing the patient to suffer from the pain of secondary needle insertion, being not favorable for the smoothness of the whole blood sampling process, and the two needle handles 5 are fixed, the whole needle stand 2 has strong fixity and is not easy to be dragged, and the needle handle 5 is fixed in advance, so that the convenience of the blood sampling process of medical staff is also improved. It should be noted that the pasting part 6 is further provided with a pasting film which can be torn and detached from the pasting part, so that the pasting part 6 can be covered when the pasting part 6 is not used, the pasting part 6 is protected, and the phenomenon that dust is attached to the pasting part when the pasting part is in contact with the outside, and the viscosity is reduced.

The utility model discloses a soft double needle handle 5, it can realize the change of position according to different medical personnel's the mode of inserting the needle, and after the inserting the needle, 5 recoverable original states of needle handle, it still is the both sides with needle file 2 promptly, so can get blood department with pasting portion 6 and patient's arm etc. of 5 outsides of needle handle and paste, thereby can fix needle handle 5 in the blood sampling, medical personnel can liberate both hands, need not reuse a hand to fix needle handle 5 or vein pjncture needle 1, can use two hands to be connected 4 afterbody of test tube pjncture needle and vacuum test tube smoothly, in order to save the blood sampling sample in the test tube. And after the blood sampling finishes, need pull out the blood sampling test tube of 4 ends of test tube pjncture needle earlier, just can pull out the vein pjncture needle, when pulling out the blood sampling test tube earlier then, also appear pulling out the condition of vein pjncture needle interlock very easily, and the utility model discloses a structure, when the blood sampling finishes, because there is the effect of pasting portion 6, medical personnel can avoid the blood sampling needle to follow the blood vessel and slide when pulling out the vacuum test tube so, have guaranteed the smoothness of whole blood sampling process. After pulling out the vacuum test tube, medical personnel take off portion of pasting 6 for needle handle 5 and patient's arm detachable, medical personnel take off the vein pjncture needle according to the needle custom of getting of oneself again, thereby can accomplish whole blood sampling process.

Furthermore, when blood sampling is carried out, in order to facilitate blood sampling, the filling degree of veins needs to be ensured, a medical worker can tie up a vein pressing belt at the large arm of a patient before needle insertion, the local filling of the veins can be increased when the vein pressing belt is just tied up, the puncture is facilitated, the success rate of the puncture is increased, after the puncture is successful, the vein pressing belt is always tied up on the hand of the patient, the veins can be kept full, the blood sampling is facilitated, the description that blood flows back to the heart is facilitated to be slowed down, and the smoothness of the blood sampling is ensured. However, in clinic, the binding time is too short, so that medical staff can also use the tourniquet for binding the artery instead of the tourniquet, and the medical staff forgets to take off the tourniquet after blood collection is finished, so that the patient can be greatly injured.

So the utility model discloses still be connected with the cassette tape 7 that has length on needle file 2, the cassette tape 7 is sewed up with needle file 2 and is connected, and cassette tape 7 adopts and presses the same rubber material preparation in arteries and veins area, and is equipped with one in the middle of the cassette tape 7 and cuts ripple section 71 for its length can be elongated, and then cassette tape 7 is applicable in the not patient of equidimension of arm. Before the blood sampling, medical personnel can twine cassette tape 7 in patient's big arm department earlier to guarantee venous filling degree, the later stage blood sampling of being convenient for, simultaneously because cassette tape 7 has length, so after its winding is good, can not because too short influence the needle of advancing with the 2 distances of needle file, after winding is good, medical personnel can hand needle handle 5 needle of advancing after finding the vein. It should be noted that the stitching place of the clip band 7 and the needle base 2 is staggered with the extended circumference of the joint of the needle handle 5 and the needle base 2, so as to avoid the clip band 7 from obstructing the needle handle 5 when the needle handle 5 is fixed or the two needle handles 5 are kneaded to move.

According to the content of the sixth edition of basic nursing science and practical nursing technical operation standard and illustration, the tourniquet or the tourniquet that bind on patient's big arm waits that the blood sampling finishes, can loosen, the integrative structure of cassette 7 and needle handle 5 makes the utility model discloses when getting the needle, must remove needle handle 5, cassette 7 together fixed with needle handle 5 so can be taken off together, can avoid when not having patient's blood sampling of oneself recognizability to infant etc. medical personnel forget to take off cassette 7 to make cassette 7 bundle always on patient's hand, so the time overlength can lead to the water in the vein to get into near on the tissue on every side, make the tissue edema, serious person can lead to muscle necrosis, causes the impaired condition of disease hand at last. Just the utility model discloses a disposable device of cassette 7 and blood taking needle as the integral type can realize one needle one, one takes one, can avoid the microorganism cross infection between the patient, appears using repeatedly, causes cross infection's the condition, and needle handle 5 and the integrative structure of cassette 7 have also avoided medical personnel in the blood sampling, forget the drawback of taking the pressure arteries and veins area.

Parts not described in the above modes can be realized by adopting or referring to the prior art.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a novel disposable venous blood sampling device, includes venipuncture syringe needle (1), needle file (2), hose (3) and test tube pjncture needle (4), venipuncture syringe needle (1) is connected with needle file (2) front end, and hose (3) are connected with needle file (2) rear end, and hose (3) end-to-end connection has test tube pjncture needle (4), still be equipped with needle handle (5), its characterized in that on needle file (2): the two needle handles (5) are respectively and fixedly arranged at the left side and the right side of the needle base (2), and the outer sides of the needle handles (5) which are not fixed with the needle base (2) can rotate relative to the needle base (2); the outsides of the two needle handles (5) are respectively provided with an adhesive part (6) in an extending way.

2. The new disposable venous blood collection device of claim 1 wherein: the pasting part (6) is also provided with a pasting film which can be torn and detached from the pasting part.

3. The new disposable venous blood collection device of claim 1 wherein: still be connected with cassette tape (7) that have length on needle file (2), cassette tape (7) and needle file (2) are sewed up and are connected.

4. A novel disposable venous blood collection device according to claim 3 wherein: a truncated-wave section (71) is arranged in the middle of the clamping band (7) so that the clamping band can be elongated.