CN213217045U - Blood taking needle device matched with indwelling needle for use - Google Patents
Blood taking needle device matched with indwelling needle for use Download PDFInfo
- Publication number
- CN213217045U CN213217045U CN202021055272.9U CN202021055272U CN213217045U CN 213217045 U CN213217045 U CN 213217045U CN 202021055272 U CN202021055272 U CN 202021055272U CN 213217045 U CN213217045 U CN 213217045U
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- joint
- indwelling needle
- needle
- blood taking
- seat
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- Infusion, Injection, And Reservoir Apparatuses (AREA)
Abstract
A blood taking needle device matched with a remaining needle for use relates to the field of blood taking devices. The blood taking needle device matched with the indwelling needle for use comprises an indwelling needle head, a connecting seat, a first connecting hose, a second connecting hose and a blood taking needle head, wherein the connecting seat comprises a seat body provided with a first joint, a second joint and a third joint and a connecting ball rotatably arranged in the seat body, the connecting ball is provided with a connecting channel penetrating through the connecting ball and a knob penetrating out of the connecting seat, two ends of the first connecting hose are detachably connected with the indwelling needle head and the first joint respectively, and two ends of the second connecting hose are detachably connected with the blood taking needle head and the second joint respectively; when the connecting ball rotates, the connecting channel is switched between the first joint and the second joint and between the first joint and the third joint. The blood taking needle device matched with the indwelling needle for use can facilitate medical staff to use the indwelling needle to carry out vein blood taking operation while carrying out infusion on a patient.
Description
Technical Field
The application relates to the field of blood taking devices, in particular to a blood taking needle device matched with a remaining needle for use.
Background
Venous blood sampling is the most common nursing operation in clinic and is also common operation for most patients; but because patient's vascular condition varies, the degree of difficulty of blood sampling also has the difference greatly, leads to patient's blood sampling difficulty easily, need puncture in order to realize blood sampling to patient repeatedly when serious, great improvement patient's misery, also increased nurse's operating pressure, consequently often use to keep somewhere the needle and make things convenient for the nurse to carry out the blood sampling operation, nevertheless current keep somewhere the needle and be difficult to guarantee carry out the blood sampling operation when infusing to the patient.
SUMMERY OF THE UTILITY MODEL
An object of the application is to provide a blood taking needle device used with an indwelling needle, which can facilitate medical staff to use the indwelling needle to perform venous blood sampling operation while infusing a patient.
The embodiment of the application is realized as follows:
the embodiment of the application provides a blood taking needle device matched with an indwelling needle for use, which comprises an indwelling needle head, a connecting seat, a first connecting hose, a second connecting hose and a blood taking needle head, wherein the connecting seat comprises a seat body provided with a first joint, a second joint and a third joint and a connecting ball rotatably arranged in the seat body, the connecting ball is provided with a connecting channel penetrating through the connecting ball and a knob penetrating out of the connecting seat, two ends of the first connecting hose are respectively detachably connected with the indwelling needle head and the first joint, and two ends of the second connecting hose are respectively detachably connected with the blood taking needle head and the second joint; when the connecting ball rotates, the connecting channel is switched between the first joint and the second joint and between the first joint and the third joint.
In some alternative embodiments, the connecting ball is provided with a slot, and the connecting base is connected with a locking post that can move along the axis to engage or disengage the slot.
In some optional embodiments, a locking spring is further connected between the connecting seat and the locking column, and the locking spring is used for resetting the locking column which is out of the clamping groove.
In some alternative embodiments, the connecting seat is threadedly connected with the locking post.
In some alternative embodiments, a needle cylinder for snap-fitting with a needle holder of a lancet needle is connected to the second connecting hose.
In some alternative embodiments, the syringe is removably connected to the connecting hub, and the second connecting hose is located within the connecting hub.
In some optional embodiments, two ends of the connecting seat are respectively connected with a binding belt, and one end of each binding belt, which is far away from the connecting seat, is respectively provided with a magic tape round hair surface and a magic tape stabbing hair surface for matching connection.
The beneficial effect of this application is: the blood taking needle device matched with the indwelling needle for use provided by the embodiment comprises an indwelling needle head, a connecting seat, a first connecting hose, a second connecting hose and a blood taking needle head, wherein the connecting seat comprises a seat body provided with a first joint, a second joint and a third joint and a connecting ball rotatably arranged in the seat body, the connecting ball is provided with a connecting channel penetrating through the connecting ball and a knob penetrating out of the connecting seat, two ends of the first connecting hose are detachably connected with the indwelling needle head and the first joint respectively, and two ends of the second connecting hose are detachably connected with the blood taking needle head and the second joint respectively; when the connecting ball rotates, the connecting channel is switched between the first joint and the second joint and between the first joint and the third joint. The blood taking needle device matched with the indwelling needle for use can facilitate medical staff to use the indwelling needle to carry out vein blood taking operation while carrying out infusion on a patient.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present application, the drawings that are required to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present application and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained from the drawings without inventive effort.
FIG. 1 is a schematic view showing a configuration of a lancet device used with an indwelling needle provided in embodiment 1 of the present application;
FIG. 2 is a cross-sectional view taken along line A-A of FIG. 1;
FIG. 3 is a cross-sectional view taken along line B-B of FIG. 2;
FIG. 4 is a schematic view showing a structure of a lancet device used with an indwelling needle provided in embodiment 2 of the present application;
fig. 5 is a sectional view taken along line C-C in fig. 4.
In the figure: 100. keeping the needle head; 110. a connecting seat; 111. a base body; 112. a first joint; 113. a second joint; 114. a third joint; 115. a connecting ball; 116. a connecting channel; 117. A knob; 118. a card slot; 120. a first connecting hose; 130. a second connecting hose; 140. A blood collection needle head; 150. a locking post; 160. a locking spring; 170. a needle cylinder; 180. a binding belt; 190. magic tape round hair surface; 200. the magic tape stabs the hair side.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present application clearer, the technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are some embodiments of the present application, but not all embodiments. The components of the embodiments of the present application, generally described and illustrated in the figures herein, can be arranged and designed in a wide variety of different configurations.
Thus, the following detailed description of the embodiments of the present application, presented in the accompanying drawings, is not intended to limit the scope of the claimed application, but is merely representative of selected embodiments of the application. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.
It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.
In the description of the present application, 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 or orientations or positional relationships that the products of the application usually place when in use, and are used only for convenience in describing the present application and simplifying the description, but do not indicate or imply that the devices or elements being 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 application. Furthermore, the terms "first," "second," "third," and the like are used solely to distinguish one from another and are not to be construed as indicating or implying relative importance.
Furthermore, the terms "horizontal", "vertical", "overhang" and the like do not imply that the components are required to be absolutely horizontal or overhang, but may be slightly inclined. For example, "horizontal" merely means that the direction is more horizontal than "vertical" and does not mean that the structure must be perfectly horizontal, but may be slightly inclined.
In the description of the present application, it is further noted that, unless expressly stated or limited otherwise, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; 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 application can be understood in a specific case by those of ordinary skill in the art.
In this application, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may comprise direct contact of the first and second features, or may comprise contact of the first and second features not directly but through another feature in between. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.
The features and properties of the lancet device for use with an indwelling needle of the present application are described in further detail below with reference to examples.
Example 1
As shown in fig. 1, 2 and 3, the present invention provides a blood lancet device used with an indwelling needle, which includes an indwelling needle 100, a connecting seat 110, a first connecting hose 120, a second connecting hose 130 and a blood lancet 140, wherein the connecting seat 110 includes a seat body 111 having a first joint 112, a second joint 113 and a third joint 114, and a connecting ball 115 rotatably disposed in the seat body 111, the connecting ball 115 has a connecting channel 116 penetrating through it and a knob 117 penetrating out of the connecting seat 110, two ends of the first connecting hose 120 are detachably connected with a needle seat of the indwelling needle 100 and the first joint 112 through threads, and two ends of the second connecting hose 130 are detachably connected with a needle seat of the blood lancet 140 and the second joint 113 through threads; when the connecting ball 115 rotates, the connecting channel 116 is switched between the first connector 112 and the second connector 113 and between the first connector 112 and the third connector 114, the connecting ball 115 is provided with a clamping groove 118, the connecting base 110 is connected with a locking post 150 which can move along the axial direction to clamp or release the clamping groove 118, one end of the locking post 150, which is far away from the connecting ball 115, slides and penetrates out of the connecting base 110, a locking spring 160 is further connected between the connecting base 110 and the locking post 150, and the locking spring 160 is used for resetting the locking post 150 which releases out of the clamping groove 118.
When the blood taking needle device used with an indwelling needle provided by the present embodiment is used, medical staff first connects the indwelling needle 100 and the first connector 112 by using the internal threads of the connectors at the two ends of the first connecting hose 120, and connects the third connector 114 with the infusion tube, the rotary knob 117 drives the connecting ball 115 to rotate, so that the connecting channel 116 in the connecting ball 115 is communicated with the first connector 112 and the third connector 114, and the indwelling needle 100 can be punctured into the venous blood vessel of a patient for infusion, and at this time, the liquid medicine in the infusion tube enters the body of the patient through the third connector 114, the connecting channel 116, the first connector 112, the first connecting hose 120 and the indwelling needle 100; when venous blood sampling is needed, medical staff only need to utilize internal threads of connectors at two ends of the second connecting hose 130 to connect the blood sampling needle 140 with the second connector 113, and rotate the knob 117 to drive the connecting ball 115 to rotate, so that the connecting channel 116 in the connecting ball 115 is communicated with the first connector 112 and the second connector 113, at the moment, venous blood in the indwelling needle 100 sequentially passes through the indwelling needle 100, the first connecting hose 120, the first connector 112, the connecting channel 116, the second connector 113 and the second connecting hose 130 and then is collected through the blood sampling needle 140, after collection is completed, the knob 117 is rotated again to drive the connecting ball 115 to rotate, so that the connecting channel 116 in the connecting ball 115 is communicated with the first connector 112 and the third connector 114, and then transfusion operation can be carried out.
In addition, the connecting ball 115 is provided with a locking slot 118, the connecting seat 110 is connected with a locking post 150 which can be extended and retracted to clamp or release the locking slot 118, thereby utilizing the locking post 150 to lock the connecting ball 115, avoiding the knob 117 from receiving the external force to rotate freely to drive the connecting ball 115 to rotate and influence transfusion or blood sampling, meanwhile, when the medical staff needs to rotate the connecting ball 115, the locking post 150 can be pulled by hand to release the connecting ball 115 from the locking slot 118, at this time, the connecting ball 115 can be driven to rotate by rotating the knob 117 to enable the connecting channel 116 to be switched between the first joint 112 and the third joint 114 and between the first joint 112 and the second joint 113, when the medical staff needs to lock the position of the connecting ball 115 again, the locking post 150 which releases the locking slot 118 is only needed to be aligned with the locking post 150 by rotating the knob 117 reversely, then the locking post 150 is released, the locking spring 160 which is connected between the connecting seat 110 and the locking, thereby locking the connecting ball 115 against rotation.
Example 2
As shown in fig. 4 and 5, the present embodiment provides a blood lancet device used with an indwelling needle, which includes an indwelling needle 100, a connecting seat 110, a first connecting hose 120, a second connecting hose 130, a needle cylinder 170 and a blood lancet 140, wherein the connecting seat 110 includes a seat body 111 having a first joint 112, a second joint 113 and a third joint 114, and a connecting ball 115 rotatably disposed in the seat body 111, the connecting ball 115 has a connecting channel 116 penetrating through it and a knob 117 penetrating out of the connecting seat 110, two ends of the first connecting hose 120 are in sleeved and clamped connection with a needle seat of the indwelling needle 100 and the first joint 112, two ends of the second connecting hose 130 are respectively in sleeved and clamped connection with one end of the needle cylinder 170 and the second joint 113, and the other end of the needle cylinder 170 is in clamped connection with a needle seat of the blood lancet 140 so that the blood lancet 140 extends into and communicates with the needle cylinder 170; when the connecting ball 115 rotates, the connecting channel 116 is switched between communicating the first joint 112 and the second joint 113 and communicating the first joint 112 and the third joint 114, the connecting ball 115 is provided with a clamping groove 118, the connecting base 110 is connected with a locking column 150 which can move along an axis to clamp or release the clamping groove 118, and the connecting base 110 is connected with the locking column 150 through threads. Two ends of the connecting seat 110 are respectively connected with a binding belt 180, and one end of the two binding belts 180 far away from the connecting seat 110 is respectively provided with a magic tape round hair surface 190 and a magic tape thorn hair surface 200 for matching connection.
Compared with embodiment 1, in the blood lancet device used with an indwelling needle provided by the present embodiment, the first connection hose 120 and the second connection hose 130 are respectively and elastically sleeved on the indwelling needle 100, the first connector 112, the blood sampling needle 140 and the second connector 113, so as to facilitate quick connection and detachment of the medical staff, and in addition, the connection seat 110 and the locking column 150 are connected by a screw thread, so that the medical staff can drive the locking column 150 to move axially to be inserted into or pulled out of the clamping groove 118 to lock or stop the locking connection ball 115 by only rotating the locking column 150.
In addition, in this embodiment, the two ends of the connecting seat 110 are connected with the binding belts 180 respectively, one end of each of the two binding belts 180 far away from the connecting seat 110 is provided with the magic tape round hair surface 190 and the magic tape thorn hair surface 200 for matching connection respectively, and medical staff can utilize the magic tape round hair surface 190 and the magic tape thorn hair surface 200 arranged on the binding belts 180 at the two ends of the connecting seat 110 to match with the connecting seat 110 to be fixed on the arm of the patient, so as to ensure stable operation of infusion and blood sampling. The second connection hose 130 is connected with a syringe 170 which is clamped with the needle base of the blood sampling needle 140, so that the medical staff can carry out blood sampling operation only by connecting the syringe 170 which is clamped with the needle base of the blood sampling needle 140 with the second connection hose 130, puncture wound generated when the medical staff connects the blood sampling needle 140 with the second connection hose 130 is avoided, and the safety of the blood sampling operation is improved.
The embodiments described above are some, but not all embodiments of the present application. The detailed description of the embodiments of the present application is not intended to limit the scope of the claimed application, but is merely representative of selected embodiments of the application. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.
Claims (6)
1. A blood taking needle device matched with an indwelling needle for use is characterized by comprising an indwelling needle head, a connecting seat, a first connecting hose, a second connecting hose and a blood taking needle head, wherein the connecting seat comprises a seat body provided with a first joint, a second joint and a third joint and a connecting ball rotatably arranged in the seat body, the connecting ball is provided with a connecting channel penetrating through the connecting ball and a knob penetrating out of the connecting seat, two ends of the first connecting hose are detachably connected with the indwelling needle head and the first joint respectively, and two ends of the second connecting hose are detachably connected with the second joint and the blood taking needle head respectively; when the connecting ball rotates, the connecting channel is switched between the first joint and the second joint and between the first joint and the third joint.
2. The blood lancet device used with an indwelling needle according to claim 1, wherein the connecting ball is provided with a catching groove, and the connecting base is connected with a locking post that is movable along an axis to catch or come out of the catching groove.
3. The blood lancet device used with an indwelling needle according to claim 2, wherein a locking spring is further connected between the connecting seat and the locking post, and the locking spring is used to restore the locking post which is withdrawn from the catching groove.
4. The lancet device used with an indwelling needle according to claim 2, wherein the connecting holder is screw-coupled to the locking post.
5. The lancet device used in combination with an indwelling needle according to claim 1, further comprising a cylinder having both ends detachably connected to the second connection hose and the lancet head, respectively.
6. The blood collection needle device used with the indwelling needle according to claim 1, wherein two ends of the connecting seat are respectively connected with a restraining belt, and one end of each of the two restraining belts away from the connecting seat is respectively provided with a magic tape round hair surface and a magic tape thorn hair surface for matching connection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021055272.9U CN213217045U (en) | 2020-06-10 | 2020-06-10 | Blood taking needle device matched with indwelling needle for use |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021055272.9U CN213217045U (en) | 2020-06-10 | 2020-06-10 | Blood taking needle device matched with indwelling needle for use |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213217045U true CN213217045U (en) | 2021-05-18 |
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ID=75884253
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021055272.9U Expired - Fee Related CN213217045U (en) | 2020-06-10 | 2020-06-10 | Blood taking needle device matched with indwelling needle for use |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213217045U (en) |
-
2020
- 2020-06-10 CN CN202021055272.9U patent/CN213217045U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20210518 |