CN210541855U - Venipuncture auxiliary device - Google Patents
Venipuncture auxiliary device Download PDFInfo
- Publication number
- CN210541855U CN210541855U CN201920857901.0U CN201920857901U CN210541855U CN 210541855 U CN210541855 U CN 210541855U CN 201920857901 U CN201920857901 U CN 201920857901U CN 210541855 U CN210541855 U CN 210541855U
- Authority
- CN
- China
- Prior art keywords
- cylinder
- sleeve
- holes
- bottom plate
- venipuncture
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
Images
Abstract
The utility model relates to a venipuncture auxiliary device, which comprises a bottom plate, a cylinder sleeve and a cylinder, wherein the side surface of the outer circumference of the end part of one end of the cylinder is clung to the inner side surface of the cylinder sleeve, and the cylinder can rotate relative to the cylinder sleeve around the central axis; the other end of the cylinder extends out of the cylinder sleeve; two through holes for the puncture needle to pass through are formed in the circumferential side surface of one end, extending out of the cylinder, and the two through holes are positioned on the same radial straight line of the cylinder; the small laser is fixed on the circumferential side surface of the cylinder, and a light source of the small laser is collinear with the two through holes; the light source is collinear with the two through holes, the light rays of the laser are non-divergent, and the linearity is good; the light passes through the two through holes to form a point; the cylinder is rotated to align the point with the vein of human body, so as to complete puncture positioning, and the puncture needle passes through the two through holes in two punctures, thereby ensuring that the puncture points of the two punctures are the same. Thereby solve twice puncture point difference around among the prior art venipuncture, cause the secondary injury, increase the problem of the degree of difficulty of doctor's nurse's venipuncture operation simultaneously.
Description
Technical Field
The utility model relates to a venipuncture auxiliary device.
Background
Venipuncture is a common and important medical procedure in clinical practice. When the peripheral vein of a patient cannot be used or the medicine is delivered quickly during rescue treatment, the deeper vein in the body is punctured; in the puncture process, the vein needs to be positioned firstly, then a thinner needle is adopted for puncture, and after the vein is punctured, a standard puncture coarse needle is used for puncture according to the puncture point and the puncture direction of the original thin needle. Because the individual difference of the patient is different from the experience of doctors and nurses, the inaccurate positioning is easy to cause, and the success rate of the puncture is high.
The patent of chinese utility model with the publication number of grant CN205548518U discloses a "venipuncture auxiliary device", the device includes magnifying glass, ring frame, light and support, wherein the magnifying glass is fixed to be set up in the ring frame, and the light sets up in the ring frame, and support one end supports the ring frame. The center of the magnifier is aligned with the blood vessel line to realize positioning; however, when puncturing a deep vein in a body, two times of puncturing are needed, the auxiliary device is adopted to complete the first puncturing after positioning, but a doctor and a nurse need to rely on the memory or experience of the doctor and the nurse when puncturing again, so that the puncturing points of two times of puncturing are different easily, secondary damage is caused, and the difficulty of venipuncture operation of the doctor and the nurse is increased.
SUMMERY OF THE UTILITY MODEL
In order to solve the problem that the two puncture points before and after venipuncture are different, the utility model provides a venipuncture auxiliary device; in order to achieve the above object, the utility model adopts the following technical scheme:
a venipuncture auxiliary device comprises a bottom plate and a barrel sleeve arranged on the upper end surface of the bottom plate, wherein a cylinder is coaxially inserted into the barrel sleeve, the outer circumferential side surface of one end part of the cylinder is tightly attached to the inner side surface of the barrel sleeve, and the cylinder can rotate relative to the barrel sleeve around a central axis; the other end of the cylinder extends out of the cylinder sleeve; two through holes for the puncture needle to pass through are formed in the circumferential side surface of the end, extending out of the cylinder, and the two through holes are located on the same radial straight line of the cylinder; and a small laser is fixed on the circumferential side surface of the cylinder, and a light source of the small laser is collinear with the two through holes.
The utility model discloses a venipuncture auxiliary device's beneficial effect: the auxiliary device is reasonably provided with a cylinder structure coaxially inserted in the cylinder sleeve, and the side surface of the outer circumference of the cylinder is provided with small laser; when in use, the control switch of the small laser is turned on, and because the light source is collinear with the two through holes, the light rays of the laser are not dispersed, and the linearity is good; the light passes through the two through holes to form a point; the doctor nurse can rotate the cylinder to align the point with the vein of the human body, so that puncture positioning is completed, and the puncture needle penetrates through the two through holes in two punctures to ensure that the puncture points of the two punctures are the same. Thereby solve twice puncture point difference around among the prior art venipuncture, cause the secondary injury, increase the problem of the degree of difficulty of doctor's nurse's venipuncture operation simultaneously.
Further, the miniature laser comprises a light source emitter and a power supply for supplying power to the light source emitter, and the power supply is fixed on the circumferential side face of the cylinder; a support used for supporting the light source emitter is arranged between the light source emitter and the power supply, and the light source emitter and the power supply are connected and guided to be arranged in the support.
Has the advantages that: the small laser comprises a light source emitter and a power supply for supplying power to the light source emitter, and the power supply is connected with the light source emitter through a support, so that the small laser is simple in structure and convenient to operate.
Furthermore, the through holes are diamond-shaped through holes, and the tips of the diamond-shaped through holes form clamping grooves for the through holes of the puncture needle.
Has the advantages that: the shape of the perforation is a rhombus, and a clamping groove for perforating the puncture needle is formed at two acute angles of the rhombus; the puncture needle is convenient to be positioned in the clamping groove.
Furthermore, the bottom plate is a strip-shaped bottom plate, and an elastic cushion layer is arranged on the lower end face of the bottom plate.
Has the advantages that: set up the elastic cushion layer at the lower terminal surface of bottom plate, the elastic cushion layer has the cushioning effect, reduces the injury of bottom plate to the human body, improves human comfort level.
Furthermore, the barrel sleeve is positioned in the middle of the upper end face of the bottom plate, and the bottom plate and the barrel sleeve are integrally formed.
Has the advantages that: the bottom plate and the barrel sleeve are integrally formed, so that the barrel sleeve and the bottom plate are firmly connected, and the manufacturing is simple and convenient.
Furthermore, one end of the cylinder, which is close to the cylinder sleeve, is provided with a folded edge which extends outwards along the radial direction of the cylinder, and the folded edge and the end surface of the cylinder sleeve form stop fit in the axial direction; and a clamping ring is arranged on the cylinder close to the other end of the cylinder sleeve, is fixed on the circumferential side surface of the cylinder and forms stop fit with the end surface of the other end of the cylinder sleeve in the axial direction.
Has the advantages that: through the arrangement of the folded edge and the snap ring, the cylinder and the circumferential side surface of the cylinder sleeve form stop matching in the axial direction, and the cylinder is prevented from falling off from the cylinder sleeve when rotating.
Furthermore, the position that the circumference side of drum is used for fixing the snap ring is provided with ring groove, the snap ring joint is in the ring groove.
Has the advantages that: the annular clamping groove is formed in the circumferential side face of the cylinder, and the clamping ring and the clamping groove are connected firmly.
Drawings
Fig. 1 is a perspective view of an embodiment of a venipuncture assisting device of the present invention;
FIG. 2 is a left side view of an embodiment of the venipuncture assistance device of the present invention;
FIG. 3 is a top view of an embodiment of the venipuncture assistance device of the present invention;
FIG. 4 is a cylindrical cross-sectional view of an embodiment of the venipuncture assistance device of the present invention;
fig. 5 is a schematic view of a snap ring structure of an embodiment of the venipuncture assisting device of the present invention.
Reference numbers in the figures: 1-bottom plate, 2-barrel sleeve, 3-barrel, 31-flanging, 32-annular clamping groove, 33-diamond perforation, 4-small laser, 41-power supply, 42-bracket, 43-light source emitter, 5-clamping ring, 51-clamping ring body, 52-clamping tongue and 53-strip clamping groove; 6-elastic cushion layer.
Detailed Description
The following detailed description of the embodiments of the present invention is provided with reference to the accompanying drawings and examples. The following examples are intended to illustrate the invention, but are not intended to limit the scope of the invention.
The structure of the embodiment of the venipuncture auxiliary device of the utility model is shown in fig. 1, fig. 2 and fig. 3, and comprises a bottom plate 1 and a sleeve 2 arranged on the upper end surface of the bottom plate 1; in the embodiment, the bottom plate 1 is a strip-shaped bottom plate 1, the elastic cushion layer 6 is arranged on the lower end surface, and the elastic cushion layer 6 is a sponge layer; in other embodiments, the shape of the bottom plate 1 is square or strip; or the elastic cushion layer 6 is not arranged on the lower end surface; the elastic cushion layer 6 has a buffering effect, reduces the damage of the bottom plate 1 to a human body, and improves the comfort level of the human body. In the embodiment, the barrel sleeve 2 is positioned in the middle of the upper end surface of the bottom plate 1, and the bottom plate 1 and the barrel sleeve 2 are integrally formed; in other embodiments, the bottom plate 1 and the barrel sleeve 2 adopt a split structure, and the two are connected by adopting a screw or clamping connection mode and the like; the barrel sleeve 2 and the bottom plate 1 are firmly connected by adopting integral forming, and the manufacture is simple and convenient.
A cylinder 3 is coaxially inserted in the cylinder sleeve 2, the outer circumferential side surface of one end part of the cylinder 3 is tightly attached to the inner side surface of the cylinder sleeve 2, and the cylinder 3 can rotate relative to the cylinder sleeve 2 around the central axis; the other end of the cylinder 3 extends out of the cylinder sleeve 2; two through holes for the puncture needle to pass through are formed in the circumferential side surface of the extending end of the cylinder 3, and the two through holes are positioned on the same radial straight line of the cylinder 3; in the embodiment, the through hole is a diamond-shaped through hole 33, and the tip of the diamond-shaped through hole 33 forms a clamping groove for the puncture needle to puncture; in other embodiments, the shape of the perforations may be triangular, trapezoidal, or other shapes; the shape of the perforation is a rhombus, and a clamping groove for perforating the puncture needle is formed at two acute angles of the rhombus; the puncture needle is convenient to be positioned in the clamping groove. The small laser 4 is fixed on the circumferential side surface of the cylinder 3, the small laser 4 is a common small laser pen in life, and the small laser pen emits low laser power and does no harm to human bodies; the light source of the miniature laser 4 is collinear with both perforations.
In the present embodiment, the compact laser 4 includes a light source emitter 43 and a power source 41 for supplying power to the light source emitter 43, the power source 41 being fixed on the circumferential side surface of the cylinder 3; a bracket 42 for supporting the light source emitter 43 is arranged between the light source emitter 43 and the power supply 41, and the light source emitter 43 and the power supply 41 are connected and guided in the bracket 42; in other embodiments, the compact laser 4 is integrated, i.e. the light source emitter 43 and the power source 41 are integrated and fixed on the circumferential side of the cylinder 3 through the bracket 42; the small laser 4 in the embodiment has the characteristics of simple structure and simple and convenient operation.
In the present embodiment, the structure of the cylinder 3 is as shown in fig. 4, one end of the cylinder 3 close to the sleeve 2 is provided with a folded edge 31 extending outward along the radial direction of the cylinder 3, and the folded edge 31 and the end face of the sleeve 2 form a stop fit in the axial direction; a clamping ring 5 is arranged on the cylinder 3 close to the other end of the cylinder sleeve 2, an annular clamping groove 32 is arranged at the position, used for fixing the clamping ring 5, on the circumferential side surface of the cylinder 3, and the clamping ring 5 is clamped in the annular clamping groove 32; the snap ring 5 includes a snap ring body 51; one end of the clamping ring is hinged to a clamping tongue 52 on the clamping ring body 51, and a strip-shaped clamping groove 53 is arranged at the other end of the clamping ring body 51 and matched with the clamping tongue 52, wherein the specific structure of the clamping ring is shown in fig. 5. Fixing a snap ring 5 on the circumferential side surface of the cylinder 3, and forming stop fit with the end surface of the other end of the cylinder sleeve 2 in the axial direction; the folding edge 31 and the clamping ring 5 are arranged to enable the cylinder 3 and the circumferential side surface of the cylinder sleeve 2 to form stop fit in the axial direction, so that the cylinder 3 is prevented from falling off from the cylinder sleeve 2 when the cylinder 3 rotates. In other embodiments, the flange 31 and the snap ring 5 may be omitted or only one of them may be provided.
The utility model discloses a venipuncture auxiliary device's use: the auxiliary device is fixed near the vein for blood drawing of a patient, so that the lower end face of the bottom plate 1 is attached to the skin of the patient; turning on a control switch of the miniature laser 4; the laser light source emits light, and the light utilizing the laser is not diffused and has good linearity because the light source is collinear with the two through holes; the light passes through the two through holes to form a point; the doctor and nurse can rotate the cylinder 3 to align the point with the vein of the human body, thereby completing the puncture positioning; a doctor and a nurse insert the puncture needle for blood drawing into the vein of the human body through the two through holes to draw blood or inject medicine; ensure that the puncture points of the two punctures are the same. Thereby avoiding causing the secondary injury of the patient, increasing the pain of the patient and simultaneously increasing the difficulty of the venipuncture operation of doctors and nurses.
In the present invention, unless otherwise expressly specified or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be 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 according to specific situations by those skilled in the art.
The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of modifications and replacements can be made without departing from the technical principle of the present invention, and these modifications and replacements should also be regarded as the protection scope of the present invention.
Claims (7)
1. A venipuncture auxiliary device is characterized in that: the auxiliary device comprises a bottom plate and a barrel sleeve arranged on the upper end surface of the bottom plate, a cylinder is coaxially inserted into the barrel sleeve, the outer circumferential side surface of one end part of the cylinder is tightly attached to the inner side surface of the barrel sleeve, and the cylinder can rotate relative to the barrel sleeve around a central axis; the other end of the cylinder extends out of the cylinder sleeve; two through holes for the puncture needle to pass through are formed in the circumferential side surface of the end, extending out of the cylinder, and the two through holes are located on the same radial straight line of the cylinder; and a small laser is fixed on the circumferential side surface of the cylinder, and a light source of the small laser is collinear with the two through holes.
2. A venipuncture assisting device as claimed in claim 1, wherein: the miniature laser comprises a light source emitter and a power supply for supplying power to the light source emitter, and the power supply is fixed on the circumferential side surface of the cylinder; a support used for supporting the light source emitter is arranged between the light source emitter and the power supply, and the light source emitter and the power supply are connected and guided to be arranged in the support.
3. A venipuncture assisting device as claimed in claim 1, wherein: the perforation is a diamond perforation, and the tip of the diamond perforation forms a clamping groove for perforating the puncture needle.
4. A venipuncture assisting device according to claim 1 or 2, wherein: the bottom plate is a strip-shaped bottom plate, and an elastic cushion layer is arranged on the lower end face of the bottom plate.
5. A venipuncture assisting device according to claim 4 wherein: the barrel sleeve is positioned in the middle of the upper end face of the bottom plate, and the bottom plate and the barrel sleeve are integrally formed.
6. A venipuncture assisting device as claimed in claim 1, wherein: one end of the cylinder, which is close to the cylinder sleeve, is provided with a folded edge which extends outwards along the radial direction of the cylinder, and the folded edge and the end surface of the cylinder sleeve form stop fit in the axial direction; and a clamping ring is arranged on the cylinder close to the other end of the cylinder sleeve, is fixed on the circumferential side surface of the cylinder and forms stop fit with the end surface of the other end of the cylinder sleeve in the axial direction.
7. A venipuncture assisting device according to claim 6, wherein: the circumference side of the cylinder is used for fixing the position of the clamping ring is provided with an annular clamping groove, and the clamping ring is clamped in the annular clamping groove.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920857901.0U CN210541855U (en) | 2019-06-06 | 2019-06-06 | Venipuncture auxiliary device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920857901.0U CN210541855U (en) | 2019-06-06 | 2019-06-06 | Venipuncture auxiliary device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210541855U true CN210541855U (en) | 2020-05-19 |
Family
ID=70666409
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920857901.0U Expired - Fee Related CN210541855U (en) | 2019-06-06 | 2019-06-06 | Venipuncture auxiliary device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210541855U (en) |
-
2019
- 2019-06-06 CN CN201920857901.0U patent/CN210541855U/en not_active Expired - Fee Related
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US3612050A (en) | Intravascular catheters | |
| CN108367123A (en) | For injection pen or the attachment of syringe | |
| CN111248985B (en) | Pneumothorax puncture guiding and positioning device for department of respiration | |
| CN210541855U (en) | Venipuncture auxiliary device | |
| JPH08597A (en) | Pricking device for drawing blood | |
| CN212593350U (en) | Remaining needle fixing device | |
| CN205360162U (en) | A hand fixing device for intravenous route syringe needle | |
| CN211535601U (en) | Ear acupoint probe for preventing drum membrane puncture | |
| CN114711976A (en) | Disposable anesthesia puncture bag | |
| CN210077811U (en) | Cardiothoracic surgery puncture device | |
| CN210750673U (en) | Multi-element abdominal subcutaneous injection card | |
| CN103908731B (en) | Assistive device for anal-surgery | |
| CN201906275U (en) | Portable hat type infusion support | |
| CN219147710U (en) | Iris expansion device | |
| CN212213845U (en) | Ommaya bag drainage puncture needle fixing device | |
| CN205698759U (en) | Subcutaneous injection skin fixator | |
| CN217566433U (en) | Mouse cerebrospinal fluid collecting and supplementing device | |
| CN215018670U (en) | Novel skin is dosed device | |
| CN216317858U (en) | Skin expanding needle with scales | |
| CN219743546U (en) | Special pad pasting of needle is put to infusion port | |
| CN213698354U (en) | Insulin injection pen needle head not prone to needle breakage | |
| CN209790527U (en) | Remaining needle fixing device | |
| CN111467029B (en) | Supraorbital foramen puncture fixing frame and puncture method | |
| CN215023798U (en) | Auxiliary positioning device for transfusion port | |
| CN216962578U (en) | Disposable special puncture needle for sacral canal anesthesia |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200519 Termination date: 20210606 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |