CN112274267A - Auxiliary device draws blood - Google Patents
Auxiliary device draws blood Download PDFInfo
- Publication number
- CN112274267A CN112274267A CN202011198903.7A CN202011198903A CN112274267A CN 112274267 A CN112274267 A CN 112274267A CN 202011198903 A CN202011198903 A CN 202011198903A CN 112274267 A CN112274267 A CN 112274267A
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- block
- plate
- moving block
- sliding groove
- arm plate
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B90/00—Instruments, implements or accessories specially adapted for surgery or diagnosis and not covered by any of the groups A61B1/00 - A61B50/00, e.g. for luxation treatment or for protecting wound edges
- A61B90/10—Instruments, implements or accessories specially adapted for surgery or diagnosis and not covered by any of the groups A61B1/00 - A61B50/00, e.g. for luxation treatment or for protecting wound edges for stereotaxic surgery, e.g. frame-based stereotaxis
- A61B90/14—Fixators for body parts, e.g. skull clamps; Constructional details of fixators, e.g. pins
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/12—Surgical instruments, devices or methods, e.g. tourniquets for ligaturing or otherwise compressing tubular parts of the body, e.g. blood vessels, umbilical cord
- A61B17/132—Tourniquets
- A61B17/1322—Tourniquets comprising a flexible encircling member
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B5/00—Measuring for diagnostic purposes; Identification of persons
- A61B5/15—Devices for taking samples of blood
- A61B5/150007—Details
- A61B5/150206—Construction or design features not otherwise provided for; manufacturing or production; packages; sterilisation of piercing element, piercing device or sampling device
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B5/00—Measuring for diagnostic purposes; Identification of persons
- A61B5/15—Devices for taking samples of blood
- A61B5/153—Devices specially adapted for taking samples of venous or arterial blood, e.g. with syringes
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- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Surgery (AREA)
- Engineering & Computer Science (AREA)
- Medical Informatics (AREA)
- General Health & Medical Sciences (AREA)
- Veterinary Medicine (AREA)
- Public Health (AREA)
- Biomedical Technology (AREA)
- Heart & Thoracic Surgery (AREA)
- Animal Behavior & Ethology (AREA)
- Molecular Biology (AREA)
- Pathology (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Hematology (AREA)
- Physics & Mathematics (AREA)
- Biophysics (AREA)
- Neurosurgery (AREA)
- Oral & Maxillofacial Surgery (AREA)
- Reproductive Health (AREA)
- Vascular Medicine (AREA)
- Manufacturing & Machinery (AREA)
- Orthopedics, Nursing, And Contraception (AREA)
Abstract
The invention discloses a blood drawing auxiliary device, which comprises a small arm plate and a large arm plate which are hinged with each other, wherein an adjusting rotary drum is rotatably arranged on the large arm plate, a first transverse sliding groove and a second transverse sliding groove are respectively arranged at the left side and the right side of the large arm plate, a first moving block is movably arranged in the first transverse sliding groove, a second moving block is movably arranged in the second transverse sliding groove, a rubber tube is arranged in the adjusting rotary drum, and two ends of the rubber tube are staggered and fixedly connected with the first moving block and the second moving block respectively, so that the blood drawing auxiliary device has the advantages of simple and reasonable structure, the small arm of a patient is fixed on the small arm plate through an arc-shaped block, the unconscious shaking in the blood drawing process can be prevented, the working difficulty of the blood drawing examination of a doctor is reduced, the discomfort of the patient is relieved, a pulse belt can be automatically pricked, and the working efficiency of the blood drawing examination of medical personnel is greatly, the workload of medical staff is reduced.
Description
Technical Field
The invention relates to a blood drawing auxiliary device.
Background
At present, when a doctor performs blood sampling examination on a patient, a pad is usually placed on a table top below the arm of the patient, the arm of the patient is tightly tied by using a rubber tube, blood vessels are exposed, then the blood is drawn by directly using a blood drawing needle tool, the arm of the patient is tightly tied by using the rubber tube by using hands, and the patient is loosely tied by using hands.
Disclosure of Invention
The invention has reasonable structural design and simple and convenient use, reduces the working difficulty of the blood drawing examination of doctors, can automatically prick the tourniquet, greatly improves the working efficiency of the blood drawing examination of the doctors, and simultaneously prevents the arm of a patient from shaking.
In order to achieve the purpose, the invention provides the following technical scheme: a blood drawing auxiliary device comprises a small arm plate and a large arm plate which are hinged with each other, an adjusting rotary drum is rotatably mounted on the large arm plate, a first transverse sliding groove and a second transverse sliding groove are respectively arranged on the left side and the right side of the large arm plate, a first moving block is movably arranged in the first transverse sliding groove, a second moving block is movably arranged in the second transverse sliding groove, a rubber pipe is arranged in the adjusting rotary drum, the two ends of the rubber pipe are staggered and fixedly connected with the first moving block and the second moving block respectively, a first transmission mechanism capable of driving the first moving block and the second moving block to move outwards through the rotation of the adjusting rotary drum is arranged on the large arm plate, a jacking rod is movably penetrated on the upper side surface of the front end of the small arm plate, an arc-shaped block is hinged on one side of the front end of the small arm plate, a spherical air bag is arranged on the arc-shaped block, according to the structure, a hand arm passes through the rubber tube and presses the wrist part on the top pressure rod, the top pressure rod moves downwards, the arc block is driven to turn through the second transmission mechanism, the arc block is fixed through the locking mechanism, the adjusting rotary drum is rotated, the first movable block and the second movable block are driven to move outwards through the first transmission mechanism, so that the rubber tube pricks and presses the hand arm, manual binding is not needed, the work difficulty of blood drawing examination of doctors is reduced, meanwhile, the spherical air bag can be held by a palm, blood vessels are exposed more easily, blood drawing of medical personnel is facilitated, and the forearm plate can be fixed in a use place through bolts or glue, thereby preventing the arm of the patient from shaking.
Furthermore, the first transmission mechanism comprises a first cavity arranged in the large armboard, the first cavity is respectively communicated with the first transverse chute and the second transverse chute, the adjusting rotary drum is provided with a hollow gear, the first moving block is respectively provided with a first rack and a second rack, the first rack can be meshed with the hollow gear, the first cavity is rotatably provided with a first gear which can be meshed with the second rack, one side of the second moving block is provided with a third rack which can be meshed with the first gear, and the large armboard is further provided with a unidirectional rotation mechanism which can enable the adjusting rotary drum to rotate in a unidirectional manner.
Furthermore, the unidirectional rotation mechanism comprises a cylinder sleeve arranged on the large arm plate, a slot is formed in one side, close to the adjusting rotary drum, of the cylinder sleeve, teeth capable of being clamped into tooth grooves in the hollow gear are movably arranged in the slot, a sliding groove communicated with the slot is formed in the upper end of the cylinder sleeve, a shifting block is arranged in the sliding groove, one end of the shifting block is fixedly connected with the teeth, and a first spring is connected between the shifting block and the inner wall of the sliding groove.
Furthermore, the outer ends of the first moving block and the second moving block are respectively provided with a first connecting block and a second connecting block, the two ends of the rubber tube are respectively arranged on the first connecting block and the second connecting block in a staggered mode, a first tension spring is connected between the first connecting block and the large arm plate, and a second tension spring is connected between the second connecting block and the large arm plate.
Furthermore, the second transmission mechanism comprises a second cavity arranged on the small arm plate, a pressing plate is arranged in the second cavity at the lower end of the jacking rod, a fourth rack is arranged on the pressing plate, a second gear capable of being meshed with the fourth rack is arranged on a hinged shaft of the arc-shaped block, and a second spring is connected between the lower end of the pressing plate and the inner wall of the second cavity.
Furthermore, locking mechanical system is including setting up the elasticity trip at forearm board front end upside arc piece outer end is equipped with the fixture block that can cooperate with the elasticity trip.
Preferably, an arc-shaped supporting block is arranged at the upper end of the top pressure rod.
Preferably, the forearm plate is retractable back and forth.
In summary, compared with the prior art, the invention has the beneficial effects that: compared with the prior art, the auxiliary device for blood drawing provided by the invention has the advantages that the structure is simple and reasonable, the forearm of the patient is fixed on the forearm plate through the arc-shaped block, the unintentional shaking in the blood drawing process can be prevented, the working difficulty of the doctor in the blood drawing examination is reduced, the discomfort of the patient is relieved, the pulse-pressing belt can be automatically pricked, the working efficiency of the medical personnel in the blood drawing examination is greatly improved, and the workload of the medical personnel is reduced.
Drawings
Fig. 1 is a perspective view of the present invention.
FIG. 2 is a partial semi-sectional schematic view of the present invention.
Fig. 3 is a partial cross-sectional schematic view of the present invention.
FIG. 4 is an enlarged view taken at A of FIG. 3 according to the present invention.
Description of reference numerals: 1. a forearm plate; 2. a large arm plate; 3. adjusting the rotating cylinder; 4. a first transverse chute; 5. a second transverse chute; 6. a first moving block; 7. a second moving block; 8. a rubber tube; 9. a top pressure rod; 10. an arc-shaped block; 11. a spherical air bag; 100. a first transmission mechanism; 200. a second transmission mechanism; 300. a locking mechanism; 21. a first cavity; 22. a hollow gear; 23. a first rack; 24. a second rack; 25. a first gear; 26. a third rack; 400. a unidirectional rotation mechanism; 31. a cylindrical sleeve; 32. grooving; 33. teeth; 34. a chute; 35. shifting blocks; 36. a first spring; 41. a first connection block; 42. a second connecting block; 43. a first tension spring; 44. a second tension spring; 51. a second cavity; 52. pressing a plate; 53. a fourth rack; 54. a second gear; 55. a second spring; 61. a hook is clamped; 62. a clamping block; 71. an arc-shaped supporting block.
Detailed Description
The invention will be further described with reference to the following description and embodiments in conjunction with the accompanying drawings: fig. 1 to 4 show a blood drawing assisting device, which is embodied as follows: the adjustable arm comprises a small arm plate 1 and a large arm plate 2 which are hinged with each other, the small arm plate 1 can be stretched back and forth and can be suitable for people with arms of different lengths, an adjusting rotary drum 3 is rotatably arranged on the large arm plate 2, a first transverse sliding groove 4 and a second transverse sliding groove 5 are respectively arranged on the left side and the right side of the large arm plate 2, a first moving block 6 is movably arranged in the first transverse sliding groove 4, a second moving block 7 is movably arranged in the second transverse sliding groove 5, a rubber pipe 8 is arranged in the adjusting rotary drum 3, two ends of the rubber pipe 8 are staggered and fixedly connected with the first moving block 6 and the second moving block 7 respectively, a first transmission mechanism 100 capable of driving the first moving block 6 and the second moving block 7 to move outwards through the rotation of the adjusting rotary drum 3 is arranged on the large arm plate 2, a jacking rod 9 is movably penetrated on the upper side surface of the front end of the small arm plate 1, an arc-shaped block 10 is hinged to one side of the front end of the forearm plate 1, a spherical air bag 11 is arranged on the arc-shaped block 10, a second transmission mechanism 200 capable of moving downwards through a top pressure rod 9 to drive the arc-shaped block 10 to turn inwards is arranged on the forearm plate 1, a locking mechanism 300 capable of fixing and keeping the arc-shaped block 10 in a closed state is arranged on the forearm plate 1, when the forearm plate is used, a hand arm penetrates through a rubber tube 8 and presses the wrist part on the top pressure rod 9, the top pressure rod 9 moves downwards, the arc-shaped block 10 is driven to turn through the second transmission mechanism 200, the arc-shaped block 10 is fixed through the locking mechanism 300, an adjusting rotary drum 3 is rotated, a first moving block 6 and a second moving block 7 are driven to move outwards through a first transmission mechanism 100, so that the rubber tube 8 pricks the hand arm, manual binding is not needed, and the working difficulty of blood drawing examination of doctors is reduced, meanwhile, the spherical air bag 11 can be held by the palm, so that blood vessels are exposed more easily, blood drawing of medical personnel is facilitated, and the forearm plate can be fixed in a use place through bolts or glue, so that the arm of a patient is prevented from shaking.
In the invention, the first transmission mechanism 100 comprises a first cavity 21 arranged in a big arm plate 2, the first cavity 21 is respectively communicated with a first transverse chute 4 and a second transverse chute 5, a hollow gear 22 is arranged on the adjusting drum 3, a first rack 23 and a second rack 24 are respectively arranged on the first moving block 6, the first rack 23 can be meshed with the hollow gear 22, a first gear 25 capable of being meshed with the second rack 24 is rotatably arranged in the first cavity 21, a third rack 26 capable of being meshed with the first gear 25 is arranged on one side of the second moving block 7, a one-way rotation mechanism 400 capable of enabling the adjusting drum 3 to rotate in one way is further arranged on the big arm plate 2, when in work, the adjusting drum 3 drives the hollow gear 22 to rotate, the hollow gear 22 and the first rack 23 drive the first moving block 6 to move, the first moving block 6 moves to drive the second rack 24 to move together, and is meshed with the first gear 25, so that the first gear 25 rotates, the first gear 25 rotates to drive the third rack 26 to move, and the second moving block 7 moves, wherein the first gear 25 is used for enabling the second rack 24 and the third rack 26 to move towards each other, so that the first moving block 6 and the second moving block 7 move towards each other, and the rubber tube 8 is driven to press the arm.
The unidirectional rotation mechanism 400 of the present invention includes a cylindrical sleeve 31 provided on the upper arm plate 2, a slot 32 is arranged on one side of the cylinder sleeve 31 close to the adjusting drum 3, teeth 33 which can be clamped into tooth grooves in the hollow gear 22 are movably arranged in the slot 32, a sliding groove 34 communicated with the open groove 32 is arranged at the upper end of the cylinder sleeve 31, a shifting block 35 is arranged in the sliding groove 34, one end of the shifting block 35 is fixedly connected with the teeth 33, a first spring 36 is connected between the shifting block 35 and the inner wall of the sliding chute 34, when the adjusting drum 3 drives the hollow gear 22 to rotate during work, the hollow gear 22 rotates and compresses the teeth 33 inwards, the other side of the teeth 33 is a right-angle surface, so that the hollow gear 22 cannot rotate in the opposite direction, and the toggle block 35 disengages the teeth 33 from the hollow gear 22, so that the hollow gear 22 can rotate in the opposite direction.
According to the invention, the outer ends of the first moving block 6 and the second moving block 7 are respectively provided with the first connecting block 41 and the second connecting block 42, the two ends of the rubber tube 8 are respectively arranged on the first connecting block 41 and the second connecting block 42 in a staggered manner, the first tension spring 43 is connected between the first connecting block 41 and the large arm plate 2, and the second tension spring 44 is connected between the second connecting block 42 and the large arm plate 2, so that when the shifting block 35 and the tooth 33 are separated from the hollow gear 22 during operation, the first moving block 6 is pulled back to reset through the first tension spring 43, and the second moving block 7 is pulled back to reset through the second tension spring 44, so that the rotating cylinder 3 is adjusted to reset without manual rotation.
The second transmission mechanism 200 of the present invention includes a second cavity 51 disposed on the forearm plate 1, a pressing plate 52 is disposed in the second cavity 51 at the lower end of the top pressure rod 9, a fourth rack 53 is disposed on the pressing plate 52, a second gear 54 capable of meshing with the fourth rack 53 is disposed on the hinge shaft of the arc block 10, a second spring 55 is connected between the lower end of the pressing plate 52 and the inner wall of the second cavity 51, an arc support block 71 is disposed at the upper end of the top pressure rod 9, when in operation, the top pressure rod 9 drives the pressing plate 52 and the fourth rack 53 to move downward, and the fourth rack 53 meshes with the second gear 54, so that the arc block 10 is turned over.
The locking mechanism 300 comprises an elastic clamping hook 61 arranged on the upper side of the front end of the small arm plate 1, a clamping block 62 capable of being matched with the elastic clamping hook 61 is arranged at the outer end of the arc-shaped block 10, and when the locking mechanism works, the elastic clamping hook 61 has elasticity, the elastic clamping hook 61 is directly clamped by the clamping block 62 to realize a fixing function, the structure is simple, and the use is convenient.
While there have been shown and described the fundamental principles and principal features of the invention and advantages thereof, it will be understood by those skilled in the art that the invention is not limited by the embodiments described above, which are given by way of illustration of the principles of the invention, but is susceptible to various changes and modifications without departing from the spirit and scope of the invention as defined by the appended claims. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (8)
1. An auxiliary device that draws blood which characterized in that: the device comprises a small arm plate (1) and a large arm plate (2) which are hinged with each other, an adjusting rotary drum (3) is rotatably mounted on the large arm plate (2), a first transverse sliding groove (4) and a second transverse sliding groove (5) are respectively arranged on the left side and the right side of the large arm plate (2), a first moving block (6) is movably arranged in the first transverse sliding groove (4), a second moving block (7) is movably arranged in the second transverse sliding groove (5), a rubber pipe (8) is arranged in the adjusting rotary drum (3), two ends of the rubber pipe (8) are arranged in a staggered mode and are respectively fixedly connected with the first moving block (6) and the second moving block (7), and a first transmission mechanism (100) capable of driving the first moving block (6) and the second moving block (7) to move outwards through rotation of the adjusting rotary drum (3) is arranged on the large arm plate (2), the novel cantilever type folding robot is characterized in that a jacking rod (9) is movably arranged on the upper side surface of the front end of the forearm plate (1) in a penetrating mode, an arc-shaped block (10) is hinged to one side of the front end of the forearm plate (1), a spherical air bag (11) is arranged on the arc-shaped block (10), a second transmission mechanism (200) capable of moving downwards through the jacking rod (9) to drive the arc-shaped block (10) to turn inwards is arranged on the forearm plate (1), and a locking mechanism (300) capable of fixing and keeping the arc-shaped block (10) in a closed state is arranged on the forearm plate (1).
2. A blood withdrawal assisting device according to claim 1, characterised in that the first transmission mechanism (100) comprises a first cavity (21) arranged in the upper arm plate (2), the first cavity (21) is respectively communicated with the first transverse sliding chute (4) and the second transverse sliding chute (5), a hollow gear (22) is arranged on the adjusting rotary drum (3), a first rack (23) and a second rack (24) are respectively arranged on the first moving block (6), the first rack (23) can be meshed with the hollow gear (22), a first gear (25) which can be meshed with a second rack (24) is rotatably arranged in the first cavity (21), a third rack (26) which can be meshed with the first gear (25) is arranged on one side of the second moving block (7), the large arm plate (2) is also provided with a unidirectional rotating mechanism (400) which can enable the adjusting rotary drum (3) to rotate in a unidirectional way.
3. The auxiliary device for blood drawing according to claim 2, wherein the unidirectional rotating mechanism (400) comprises a cylinder sleeve (31) arranged on the upper arm plate (2), a slot (32) is arranged on one side of the cylinder sleeve (31) close to the adjusting drum (3), teeth (33) capable of being clamped into tooth grooves in the hollow gear (22) are movably arranged in the slot (32), a sliding groove (34) communicated with the slot (32) is arranged at the upper end of the cylinder sleeve (31), a shifting block (35) is arranged in the sliding groove (34), one end of the shifting block (35) is fixedly connected with the teeth (33), and a first spring (36) is connected between the shifting block (35) and the inner wall of the sliding groove (34).
4. The auxiliary device of drawing blood of claim 2, characterized in that the outer ends of the first moving block (6) and the second moving block (7) are respectively provided with a first connecting block (41) and a second connecting block (42), the two ends of the rubber tube (8) are respectively arranged on the first connecting block (41) and the second connecting block (42) in a staggered manner, a first tension spring (43) is connected between the first connecting block (41) and the forearm plate (2), and a second tension spring (44) is connected between the second connecting block (42) and the forearm plate (2).
5. The auxiliary device for blood drawing according to claim 1, wherein the second transmission mechanism (200) comprises a second cavity (51) arranged on the forearm plate (1), a pressing plate (52) is arranged in the second cavity (51) at the lower end of the top pressure rod (9), a fourth rack (53) is arranged on the pressing plate (52), a second gear (54) capable of being meshed with the fourth rack (53) is arranged on a hinged shaft of the arc-shaped block (10), and a second spring (55) is connected between the lower end of the pressing plate (52) and the inner wall of the second cavity (51).
6. The auxiliary device for blood drawing according to claim 1, wherein the locking mechanism (300) comprises an elastic hook (61) arranged on the upper side of the front end of the forearm plate (1), and a block (62) capable of being matched with the elastic hook (61) is arranged at the outer end of the arc-shaped block (10).
7. The auxiliary device for blood drawing as claimed in claim 1, wherein an arc-shaped supporting block (71) is arranged at the upper end of the top pressure rod (9).
8. A blood withdrawal assisting device according to claim 1, characterised in that the forearm plate (1) is retractable back and forth.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011198903.7A CN112274267A (en) | 2020-10-31 | 2020-10-31 | Auxiliary device draws blood |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011198903.7A CN112274267A (en) | 2020-10-31 | 2020-10-31 | Auxiliary device draws blood |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112274267A true CN112274267A (en) | 2021-01-29 |
Family
ID=74354062
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011198903.7A Withdrawn CN112274267A (en) | 2020-10-31 | 2020-10-31 | Auxiliary device draws blood |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112274267A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113057710A (en) * | 2021-03-11 | 2021-07-02 | 廖兴乾 | Quick pulse pressing equipment for hospital physical examination department |
-
2020
- 2020-10-31 CN CN202011198903.7A patent/CN112274267A/en not_active Withdrawn
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113057710A (en) * | 2021-03-11 | 2021-07-02 | 廖兴乾 | Quick pulse pressing equipment for hospital physical examination department |
| CN113057710B (en) * | 2021-03-11 | 2022-06-17 | 刘见萍 | Quick pulse pressing equipment for hospital physical examination department |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
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| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20210129 |
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| WW01 | Invention patent application withdrawn after publication |