CN215687874U - Be arranged in drawing blood DNA with drawing blood auxiliary positioning device - Google Patents
Be arranged in drawing blood DNA with drawing blood auxiliary positioning device Download PDFInfo
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- CN215687874U CN215687874U CN202121100875.0U CN202121100875U CN215687874U CN 215687874 U CN215687874 U CN 215687874U CN 202121100875 U CN202121100875 U CN 202121100875U CN 215687874 U CN215687874 U CN 215687874U
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Abstract
The utility model belongs to the technical field of bioengineering auxiliary equipment, and discloses a blood drawing auxiliary positioning device for extracting DNA in blood, which comprises a connecting seat, wherein the connecting seat is connected with a release valve, a first adjusting connecting rod and three supporting tubes, the supporting tubes are all connected with suckers, the suckers are connected with a communicating catheter, the first adjusting connecting rod is connected with an adjusting rod through right-handed threads, the adjusting rod is connected with a second adjusting connecting rod through left-handed threads, the second adjusting connecting rod is connected with a supporting seat, the supporting seat is connected with an adjusting bolt through threads, the supporting seat is provided with a sliding groove, the sliding groove is connected with a sliding seat in a sliding manner, the sliding seat is provided with a placing groove, the placing groove is connected with a rubber grip ball, the sliding seat is also connected with a binding band and a fixing ring, and the binding band is connected with a female magic tape, a male magic tape and a hemostatic belt; the utility model solves the problem that the blood drawing auxiliary positioning device in the prior art can not adjust the blood drawing plane according to the habit of a blood collector and the body type of the blood to be drawn, and is used for auxiliary positioning during blood drawing.
Description
Technical Field
The utility model relates to the technical field of auxiliary equipment for biological engineering, in particular to a blood drawing auxiliary positioning device for extracting DNA in blood.
Background
In the experiment of extracting DNA in blood in bioengineering, the blood sampling mode is the same as the method for testing the normality of body fluid of a patient medically, the blood sampling mode of venous blood sampling is adopted, and the general flow of venous blood sampling is as follows: place the arm on the plane, then utilize the bandage bundle to make vein blood vessel expose on the arm, pierce the blood taking needle at last vein blood vessel and take a blood sample, but at the in-process of taking a blood sample, to children or dizzy blood dizzy needle crowd, the work of blood sampling is more difficult relatively, because the process arm of blood sampling is not fixed, if faint at the in-process of taking a blood sample, arm takes place motion by a wide margin, probably by the blood taking needle fish tail or strain.
In order to solve the above problems, Chinese patent (patent publication No. CN210408443U) discloses a blood drawing auxiliary positioning device for extracting DNA from blood, which comprises a fixed base, the lower ends of the front half part and the rear half part of the fixed base are fixedly connected with a fixing device through a fixing column, the front half part and the rear half part of the lower end of the fixed base are both fixedly connected with auxiliary supporting devices, the front side and the rear side of the upper end of the fixed base are both fixedly connected with placing blocks, the upper end of the placing block is provided with a placing groove, the upper end of the placing groove is clamped with a placing pad through a snap fastener, the left side of the placing block is fixedly connected with a fixing ring, the right side of the upper end of the placing block is fixedly connected with a binding band, a male surface of a magic tape is arranged on one side of the left half part of the bandage, a female surface of the magic tape is adhered on the right side of the placing block through glue, and the left end of the binding band penetrates through the fixing ring to be bonded with the magic tape female surface on the right side of the placing block through the magic tape male surface.
According to the scheme, the arm of the blood-sampled person is placed in the placing block by arranging the placing block and the binding belt, and then the blood-sampled person is fixed by the binding belt; but the device can not adjust the blood sampling plane according to the habit of the blood sampler and the body type of the blood to be sampled; there is therefore a need for a blood drawing assistance positioning device that can adjust the blood drawing plane.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a blood drawing auxiliary positioning device for extracting DNA in blood, which solves the problem that the blood drawing auxiliary positioning device in the prior art cannot adjust a blood drawing plane according to the habit of a blood collector and the body type of the blood to be drawn.
In order to achieve the above purpose, the utility model provides the following technical scheme:
the basic technical scheme provided by the utility model is as follows: the utility model provides a be used for drawing DNA in blood with auxiliary positioning device that draws blood, includes three stay tubes and connecting seat, three the lower extreme of stay tube all is connected with the sucking disc, three the upper end of stay tube simultaneously with the connecting seat is connected, the connecting seat is connected with the release valve, the sucking disc all is connected with the intercommunication pipe, the intercommunication pipe communicates with the inner chamber of sucking disc, three the free end of intercommunication pipe simultaneously with the sealed pipe joint of release valve, the upside of connecting seat is connected with first adjusting connecting rod, first adjusting connecting rod has the regulation pole through threaded connection, it has the second adjusting connecting rod to adjust the pole through threaded connection, the screw thread direction of first adjusting connecting rod and second adjusting connecting rod is opposite, the free end of second adjusting connecting rod is connected with the supporting seat, the supporting seat has seted up the spout, spout sliding connection has the sliding seat, the utility model discloses a take-up device, including sliding seat, bandage and solid fixed ring, the standing groove has been seted up to the upside of sliding seat, the upside of sliding seat still is connected with bandage and solid fixed ring, the bandage with gu fixed ring locates respectively the both sides of standing groove, the stiff end of bandage is connected with female magic subsides, the free end of bandage is connected with sub-magic subsides.
The principle of the basic technical scheme is as follows: the whole device is placed on a placing plane by utilizing the suckers connected with the lower ends of the three supporting tubes, the three suckers are connected with an air release valve under the action of a communicating tube guide tube, the air release valve is opened to cancel negative pressure in the suckers, the adjusting rod is in threaded connection with the first adjusting connecting rod and the second adjusting connecting rod, the thread turning directions of the first adjusting connecting rod and the second adjusting connecting rod are opposite, the adjusting rod is rotated, the first adjusting connecting rod and the second adjusting connecting rod move towards opposite directions to quickly adjust the height of the whole device, the supporting seat is fixedly connected to the upper side of the second adjusting connecting rod, the direction of the supporting seat can be adjusted when the second adjusting connecting rod is rotated, and the sliding seat is in sliding connection with the supporting seat, slide adjusting sliding seat adjusts in order to realize the front and back position to the standing groove on the supporting seat, and the standing groove is used for placing the arm, and the bandage passes solid fixed ring and utilizes the laminating of sub-magic subsides and female magic subsides to fix the arm in the standing groove.
The beneficial effects of the basic technical scheme are as follows: the three suckers are connected with the placing plane, so that the connection is stable and reliable, the three suckers are controlled by one air release valve, the negative pressure of the three suckers is cancelled at one time, and the device is convenient to detach from the placing plane; the magic tape is arranged on the binding band to fix the arm and the placing groove, so that the operation is convenient and fast; the height of the whole device can be quickly adjusted by rotating the adjusting rod, and the device is suitable for blood-sampled persons with different heights; the angle of the arm part can be adjusted by rotating the second adjusting connecting rod, so that the blood sampling device is suitable for different needle inserting angles of different blood samplers during blood sampling; the front and back positions of the sliding adjustment placing groove are suitable for blood-sampled persons with different arm lengths, and meanwhile, the blood-sampled persons are also favorable for adjusting the angle of the needle, namely, the blood-sampling auxiliary device can adjust the height and the angle of the blood-sampling plane according to habits of the blood-sampled persons and body types of the blood-sampled persons.
Preferably, the supporting seat is 'concave', the sliding groove is formed in the side wall of the supporting seat, the side wall of the supporting seat is further connected with an adjusting bolt through threads, and the free end of the adjusting bolt is abutted to the sliding seat.
Through the setting, the sliding seat is reliably connected with supporting seat self-checking, unscrews adjusting bolt, and the sliding seat is adjusted in the slip, rotates its free end of bolt and locks the position of sliding seat with the sliding seat butt, avoids drawing blood in-process sliding seat to slide and brings the injury for being sampled blood person.
Preferably, the placing groove is arc-shaped, and the arc-shaped surface of the placing groove is connected with a placing pad.
Through the setting, the face setting of placing the arm is the arc, has increased the area of contact between arm and the face of placing for fixed between arm and the standing groove is binded the effect better reliable, places the comfort level when filling up and be favorable to improving arm and standing groove contact.
Preferably, a rubber grip ball is connected to the placement groove.
Through the setting, the rubber grip ball is pinched by the palm of a blood-sampling person to naturally grip a fist in the blood-sampling process, so that the blood-sampling device is beneficial to the exposure of blood vessels and is convenient for blood sampling.
Preferably, the strap is slidably connected to a tourniquet.
Through the arrangement, the tourniquet is bound near the blood sampling position of the arm, so that the blood vessel exposure is facilitated, and the blood sampling is facilitated.
Preferably, the strap is an elastic band.
Through the arrangement, the arm binding is convenient, and the binding effect is good.
Drawings
FIG. 1 is a front view of a blood drawing auxiliary positioning device for extracting DNA from blood according to the present invention;
FIG. 2 is a cross-sectional view taken at A of FIG. 1;
FIG. 3 is a partial exploded view of the regulator rod portion of the blood drawing auxiliary positioning device for extracting DNA from blood according to the present invention;
the names of corresponding labels in the drawings are:
the suction cup comprises a suction cup 1, a support pipe 2, a connecting seat 3, a communicating conduit 4, an air release valve 5, a first adjusting connecting rod 6, an adjusting rod 7, a second adjusting connecting rod 8, a supporting seat 9, a sliding seat 10, a placing groove 11, a bandage 12, a fixing ring 13, a sub magic tape 14, a mother magic tape 15, an adjusting bolt 16, a placing pad 17, a rubber grip ball 18 and a tourniquet 19.
Detailed Description
The utility model is described in further detail below with reference to the following figures and embodiments:
as shown in fig. 1 to 3, a blood drawing auxiliary positioning device for extracting DNA from blood comprises three support tubes 2 and a connecting seat 3, a suction cup 1 is fixedly bonded to the lower end of each support tube 2, the upper ends of the three support tubes 2 are fixedly connected to the connecting seat 3, a release valve 5 is fixedly connected to the front side of the connecting seat 3, the upper ends of the suction cups 1 are connected to a communicating conduit 4, the communicating conduit 4 is communicated with the inner cavity of the suction cup 1, the upper ends of the three communicating conduits 4 are hermetically connected to the release valve 5, a first adjusting connecting rod 6 is fixedly bonded to the upper end of the connecting seat 3, the upper end of the first adjusting connecting rod 6 is connected to an adjusting rod 7 through a right-handed thread, the upper end of the adjusting rod 7 is connected to a second adjusting connecting rod 8 through a left-handed thread, the upper end of the second adjusting connecting rod 8 is fixedly bonded to a concave supporting seat 9, and the left and right side walls of the supporting seat 9 are provided with chutes, spout sliding connection has sliding seat 10, lateral wall still has adjusting bolt 16 through threaded connection about supporting seat 9, adjusting bolt 16's free end and sliding seat 10 butt, arc standing groove 11 has been seted up to sliding seat 10's upper end, sliding seat 10's upper end still is fixed to bond has bandage 12 and solid fixed ring 13, bandage 12 is the elastic webbing, bandage 12 slides and has cup jointed tourniquet 19, bandage 12 locates the left side of standing groove 11, gu fixed ring 13 locates the right side of standing groove 11, bandage 12's left side is fixed to have sewed up female magic subsides 15, bandage 12's right side is fixed to have sewed up sub magic subsides 14, standing groove 11's inboard is fixed to bond has placing pad 17, the inboard of standing groove 11 utilizes the rope to be connected with rubber grip ball 18.
The specific implementation process is as follows:
when the device is used, firstly, the whole auxiliary positioning device is placed on a placing plane by utilizing the sucking disc 1, then the height of the placing groove 11 is adjusted by rotating the adjusting rod 7 according to the height of a blood-sampled person, then the adjusting bolt 16 is unscrewed, the sliding seat 10 slides along the sliding groove of the supporting seat 9, after the position of the sliding seat 10 is determined according to the arm length of the blood-sampled person, the adjusting bolt 16 is rotated to fix the sliding seat 10 on the supporting seat 9, then the arm of the blood-sampled person is placed in the placing groove 11, the rubber grip ball 18 of the blood-sampled person naturally holds the palm, then the strap 12 bypasses the fixing ring 13 to attach the sub magic tape 14 and the mother magic tape 15, the arm and the placing groove 11 are fastened and bound, then the sliding tourniquet 19 on the strap 12 slides to the vicinity of the blood-sampling position, the tourniquet 19 is bound on the arm to expose blood vessels, finally, the blood-sampled person rotates the angle of the supporting seat 9 according to own blood-sampling habit to insert needles, then blood is drawn; need not to draw blood or draw blood and accomplish the back, open the release valve 5 and can cancel the negative pressure in the three sucking disc 1 simultaneously, be convenient for transport or dismantle this auxiliary positioning device that draws blood.
The above description is only an example of the present invention, and the common general knowledge of the technical solutions or characteristics known in the solutions is not described herein too much. It should be noted that, for those skilled in the art, without departing from the technical solution of the present invention, several variations and modifications can be made, which should also be regarded as the protection scope of the present invention, and these will not affect the effect of the implementation of the present invention and the practicability of the patent. The scope of the claims of the present application shall be determined by the contents of the claims, and the description of the embodiments and the like in the specification shall be used to explain the contents of the claims.
Claims (6)
1. The utility model provides a be arranged in drawing blood auxiliary positioning device for extracting DNA in blood which characterized in that: including three stay tubes (2) and connecting seat (3), three the lower extreme of stay tube (2) all is connected with sucking disc (1), three the upper end of stay tube (2) simultaneously with connecting seat (3) are connected, connecting seat (3) are connected with snuffle valve (5), sucking disc (1) all is connected with intercommunication pipe (4), intercommunication pipe (4) with the inner chamber intercommunication of sucking disc (1), three the free end of intercommunication pipe (4) simultaneously with snuffle valve (5) sealing tube connector, the upside of connecting seat (3) is connected with first regulation connecting rod (6), first regulation connecting rod (6) have through threaded connection and adjust pole (7), it has second regulation connecting rod (8) to adjust pole (7) through threaded connection, first regulation connecting rod (6) with the screw thread of second regulation connecting rod (8) is revolved to opposite, the free end of second adjusting connecting rod (8) is connected with supporting seat (9), the spout has been seted up in supporting seat (9), spout sliding connection has sliding seat (10), standing groove (11) have been seted up to the upside of sliding seat (10), the upside of sliding seat (10) still is connected with bandage (12) and solid fixed ring (13), bandage (12) with gu fixed ring (13) locate respectively the both sides of standing groove (11), the stiff end of bandage (12) is connected with female magic subsides (15), the free end of bandage (12) is connected with sub magic subsides (14).
2. A blood drawing auxiliary positioning device for extracting DNA in blood according to claim 1, wherein: the supporting seat (9) is concave, the sliding groove is formed in the side wall of the supporting seat (9), the side wall of the supporting seat (9) is further connected with an adjusting bolt (16) through threads, and the free end of the adjusting bolt (16) is abutted to the sliding seat (10).
3. A blood drawing auxiliary positioning device for extracting DNA in blood according to claim 1, wherein: the placing groove (11) is arc-shaped, and the placing groove (11) is connected with a placing pad (17).
4. A blood drawing auxiliary positioning device for extracting DNA in blood according to claim 1, wherein: the placing groove (11) is connected with a rubber grip ball (18).
5. A blood drawing auxiliary positioning device for extracting DNA in blood according to claim 1, wherein: the bandage (12) is connected with a tourniquet (19) in a sliding way.
6. A blood drawing auxiliary positioning device for extracting DNA in blood according to claim 1, wherein: the bandage (12) is an elastic belt.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121100875.0U CN215687874U (en) | 2021-05-21 | 2021-05-21 | Be arranged in drawing blood DNA with drawing blood auxiliary positioning device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121100875.0U CN215687874U (en) | 2021-05-21 | 2021-05-21 | Be arranged in drawing blood DNA with drawing blood auxiliary positioning device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215687874U true CN215687874U (en) | 2022-02-01 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121100875.0U Active CN215687874U (en) | 2021-05-21 | 2021-05-21 | Be arranged in drawing blood DNA with drawing blood auxiliary positioning device |
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| Country | Link |
|---|---|
| CN (1) | CN215687874U (en) |
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2021
- 2021-05-21 CN CN202121100875.0U patent/CN215687874U/en active Active
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