CN114569166A - Convenient-to-operate and difficult-to-block spinal marrow puncture needle for children - Google Patents
Convenient-to-operate and difficult-to-block spinal marrow puncture needle for children Download PDFInfo
- Publication number
- CN114569166A CN114569166A CN202210276664.5A CN202210276664A CN114569166A CN 114569166 A CN114569166 A CN 114569166A CN 202210276664 A CN202210276664 A CN 202210276664A CN 114569166 A CN114569166 A CN 114569166A
- Authority
- CN
- China
- Prior art keywords
- needle
- children
- tube
- operate
- convenient
- 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.)
- Pending
Links
- 210000001185 bone marrow Anatomy 0.000 claims abstract description 20
- 238000003825 pressing Methods 0.000 claims abstract description 18
- 238000000034 method Methods 0.000 claims abstract description 17
- 230000008569 process Effects 0.000 claims abstract description 17
- 230000007246 mechanism Effects 0.000 claims abstract description 15
- 230000001681 protective effect Effects 0.000 claims description 24
- 238000007789 sealing Methods 0.000 claims description 21
- 238000002347 injection Methods 0.000 claims description 14
- 239000007924 injection Substances 0.000 claims description 14
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 9
- 239000000741 silica gel Substances 0.000 claims description 9
- 229910002027 silica gel Inorganic materials 0.000 claims description 9
- 238000003780 insertion Methods 0.000 claims description 8
- 230000037431 insertion Effects 0.000 claims description 8
- 229920000742 Cotton Polymers 0.000 claims description 6
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 6
- 229910052742 iron Inorganic materials 0.000 claims description 3
- 230000036541 health Effects 0.000 abstract description 9
- 230000009931 harmful effect Effects 0.000 abstract description 2
- 238000005457 optimization Methods 0.000 description 8
- 210000001519 tissue Anatomy 0.000 description 7
- 208000032843 Hemorrhage Diseases 0.000 description 5
- 238000000605 extraction Methods 0.000 description 5
- 206010052428 Wound Diseases 0.000 description 4
- 208000027418 Wounds and injury Diseases 0.000 description 4
- 208000034158 bleeding Diseases 0.000 description 4
- 230000000740 bleeding effect Effects 0.000 description 4
- 235000017166 Bambusa arundinacea Nutrition 0.000 description 3
- 235000017491 Bambusa tulda Nutrition 0.000 description 3
- 241001330002 Bambuseae Species 0.000 description 3
- 241000252254 Catostomidae Species 0.000 description 3
- 235000015334 Phyllostachys viridis Nutrition 0.000 description 3
- 238000001467 acupuncture Methods 0.000 description 3
- 239000011425 bamboo Substances 0.000 description 3
- 239000000284 extract Substances 0.000 description 3
- 239000007788 liquid Substances 0.000 description 3
- 230000008520 organization Effects 0.000 description 3
- 238000004458 analytical method Methods 0.000 description 2
- 238000009583 bone marrow aspiration Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000004659 sterilization and disinfection Methods 0.000 description 2
- 210000001562 sternum Anatomy 0.000 description 2
- 230000002411 adverse Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 210000000601 blood cell Anatomy 0.000 description 1
- 210000000988 bone and bone Anatomy 0.000 description 1
- 238000004113 cell culture Methods 0.000 description 1
- 238000003759 clinical diagnosis Methods 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 230000002559 cytogenic effect Effects 0.000 description 1
- 238000012631 diagnostic technique Methods 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 210000003958 hematopoietic stem cell Anatomy 0.000 description 1
- 230000023597 hemostasis Effects 0.000 description 1
- 208000015181 infectious disease Diseases 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000001717 pathogenic effect Effects 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 238000004393 prognosis Methods 0.000 description 1
- 239000011435 rock Substances 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 230000001954 sterilising effect Effects 0.000 description 1
Images
Classifications
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B10/00—Other methods or instruments for diagnosis, e.g. instruments for taking a cell sample, for biopsy, for vaccination diagnosis; Sex determination; Ovulation-period determination; Throat striking implements
- A61B10/02—Instruments for taking cell samples or for biopsy
- A61B10/0233—Pointed or sharp biopsy instruments
- A61B10/025—Pointed or sharp biopsy instruments for taking bone, bone marrow or cartilage samples
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B10/00—Other methods or instruments for diagnosis, e.g. instruments for taking a cell sample, for biopsy, for vaccination diagnosis; Sex determination; Ovulation-period determination; Throat striking implements
- A61B10/02—Instruments for taking cell samples or for biopsy
- A61B10/0233—Pointed or sharp biopsy instruments
- A61B10/025—Pointed or sharp biopsy instruments for taking bone, bone marrow or cartilage samples
- A61B2010/0258—Marrow samples
Landscapes
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Biomedical Technology (AREA)
- Heart & Thoracic Surgery (AREA)
- Rheumatology (AREA)
- Pathology (AREA)
- Immunology (AREA)
- Engineering & Computer Science (AREA)
- Hematology (AREA)
- Orthopedic Medicine & Surgery (AREA)
- Medical Informatics (AREA)
- Molecular Biology (AREA)
- Surgery (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Infusion, Injection, And Reservoir Apparatuses (AREA)
Abstract
The invention relates to the field of medical instruments, and particularly discloses a children spinous process bone marrow puncture needle which is convenient to operate and not easy to block. The needle core is inserted into the needle tube, so that the needle tube can be prevented from being blocked in use, the needle tube can be successfully pricked at one time without repeatedly pricking for multiple times, the success rate of pricking is improved, and the pain of a patient is reduced. Through setting up pressing mechanism for the needle tubing pricks the back, promotes the closing plate downwards, until the closing plate contact with patient's health downwards, the cushion expandes to carry out the shutoff with the perforation, and then pricks the needle tubing and locates to shelter from, avoids patient to see the position of needle tubing and health contact and causes harmful effects.
Description
Technical Field
The invention relates to a marrow puncture needle, in particular to a children spinous process marrow puncture needle which is convenient to operate and not easy to block, and belongs to the field of medical instruments.
Background
Bone marrow aspiration is a common diagnostic technique for collecting bone marrow fluid, and is used for blood cell morphology examination, hematopoietic stem cell culture, cytogenetic analysis, pathogenic biology examination and the like in clinic to assist clinical diagnosis, observation of curative effect, judgment of prognosis and the like. The marrow puncture part of the infant can be generally selected from spinous process, sternum and anterior-superior iliac crest. The sternum and the anterior superior iliac spine are generally selected from a traditional bone puncture needle, which has a relatively thick diameter and a large wound, and is easy to fear when seen by children. Select spinous process position relatively shallow, children can not see during the puncture, so the operation has avoided the fear of child to feel, selects No. 7 syringe needles usually, direct puncture, but often can block up, need puncture once more, influences the efficiency of puncture, and causes secondary wound to children easily.
Disclosure of Invention
Aiming at the problems in the prior art, the invention provides the children spinous process bone marrow puncture needle which is convenient to operate and not easy to block.
The purpose of the invention can be realized by the following technical scheme:
the children spinous process bone marrow puncture needle convenient to operate and not prone to blockage comprises a needle tube and a needle head seat connected with one end of the needle tube, a needle core is inserted into the needle tube, and one end of the needle core extends to the outside of the needle head seat and is connected with an end plate.
The supporting mechanism for limiting the needle tube is sleeved outside the upper part of the needle head seat, and the pressing mechanism for pressing the wound is sleeved outside the lower part of the needle head seat.
Optionally, one end of the needle core, which is far away from the end plate, is obliquely arranged, the length of the needle core is matched with that of the needle tube, and the diameter of the needle core is matched with the inner diameter of the needle tube.
Optionally, one end of the stylet, which is far away from the end plate, is provided with a groove, and the inner wall of the groove is provided with a circle of annular grooves along the circumferential direction.
Optionally, one end of the end plate, which is far away from the stylet, is provided with an insertion hole which is in insertion fit with the injection tube, an anti-falling sleeve made of silica gel is sleeved and fixed outside the joint of the end plate and the stylet, and the diameter of the anti-falling sleeve is gradually reduced from one end close to the end plate to the other end.
Optionally, the supporting mechanism comprises a pressing ring plate, the pressing ring plate is sleeved outside the needle head seat, one side, away from the end plate, of the pressing ring plate is evenly connected with three connecting support rods, one end, away from the end plate, of each connecting support rod is connected with a sucker, and each connecting support rod is made of silica gel.
Optionally, the pressing mechanism includes a sealing plate, a through hole is formed in the sealing plate in a penetrating manner along the thickness direction, and the needle seat is sleeved in the through hole.
Optionally, the inner wall of the through hole is connected with a circle of elastic pad along the circumferential direction, the bottom of the elastic pad is connected with a layer of sterilized cotton pad, and the bottom of the sealing plate is connected with a layer of silica gel pad.
Optionally, the outside cover of needle tubing is equipped with a protection section of thick bamboo, and the outer wall coating of a protection section of thick bamboo has the pattern, and a protection section of thick bamboo is connected with annular magnet ring towards the one end of tip board, and the tip board is the iron material, and the magnet ring can adsorb with tip board magnetic force.
Optionally, the protective barrel comprises two arc-shaped semi-cylindrical pipes, wherein a plurality of convex heads are connected to two sides of one arc-shaped semi-cylindrical pipe, and concave holes matched with the convex heads are formed in two sides of the other arc-shaped semi-cylindrical pipe.
The invention has the beneficial effects that:
1. the needle core is inserted into the needle tube, so that the needle tube can be prevented from being blocked in use, the needle tube can be successfully pricked at one time without repeatedly pricking for multiple times, the success rate of pricking is improved, and the pain of a patient is reduced.
2. Through setting up pressing mechanism for the needle tubing pricks the back, promotes the closing plate downwards, until the closing plate downwards with patient's physical contact, the cushion expandes to carry out the shutoff with perforating, and then pricks the needle tubing and locates to shelter from, avoids patient to see the position of needle tubing and physical contact and causes harmful effects.
3. Through setting up supporting mechanism for before the nook closing member need be extracted to the back that the needle tubing pricked, three connecting strut can fix the position of needle tubing, make injection tube and tip board break away from and the difficult emergence of hour pipe rock with injection tube and needle tubing grafting installation with the extraction of nook closing member, can guarantee that the position that the needle tubing pricked is difficult for appearing the deviation, and follow-up extraction marrow is more smooth and easy, need not adjust the position of needle tubing once more. After the marrow is extracted, the compression ring plate presses the sealing plate under the pulling of the connecting support rod, so that the sealing plate can be pressed at the pricking position of the needle tube and the body, the sterilized cotton pad at the bottom of the sealing plate can be extruded at the pricking position tightly, the pricking position is not easy to bleed, and meanwhile, timely sterilization protection treatment can be obtained, and the pricking position is not easy to infect. After the needle tube is pulled out, the puncture position does not need to be pressed to stop bleeding by using gauze and a bandage, and the operation of actively stopping bleeding of patients or family members is omitted.
4. Through setting up the recess at nook closing member tip, the nook closing member is along with the needle tubing pricks into the inside back of patient's health, the recess of its tip can contact with the internal organization of health to the liquid of the internal organization of health or some piece can enter into the ring channel and store, extract the back at the nook closing member, can learn whether the needle tubing pricks into predetermined position department through carrying out the analysis to the internal organization of health in the ring channel, has promoted the accuracy of pricking the needle.
5. The use of the protective cylinder can prevent the patient from directly seeing the needle tube, and particularly children can generate the psychological fear of conflict after seeing the needle tube. The patterns outside the protective cylinder can be printed into cartoon images which are liked by children, and the psychological burden of the children is eliminated. Meanwhile, the protective cylinder can be sent to children for playing by using the reason of cartoon images, and the attention of children patients to the needle tube can be dispersed.
Drawings
In order to facilitate understanding for those skilled in the art, the present invention will be further described with reference to the accompanying drawings;
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a schematic view of a needle cannula according to the present invention;
FIG. 3 is a schematic view of the protective cylinder of the present invention;
FIG. 4 is a schematic view of the structure of the stylet of the present invention;
FIG. 5 is a schematic view of an end plate structure according to the present invention;
FIG. 6 is a schematic view of a sealing plate according to the present invention;
FIG. 7 is a schematic view of the bottom structure of the sealing plate of the present invention;
FIG. 8 is an enlarged view of detail A of FIG. 4 according to the present invention;
FIG. 9 is a schematic view of a disassembled structure of the protective cylinder of the present invention;
in the figure: 1. a needle tube; 2. an injection tube; 3. a needle head seat; 4. a sealing plate; 5. a suction cup; 6. connecting a support rod; 7. a ring pressing plate; 8. an end plate; 9. a magnet ring; 10. a protective cylinder; 11. the anti-drop sleeve; 12. a needle core; 13. inserting holes; 14. perforating; 15. an elastic pad; 16. a sterilized cotton pad; 17. a groove; 18. an annular groove; 19. a raised head; 20. a concave hole.
Detailed Description
The technical solutions of the present invention will be described clearly and completely with reference to the following embodiments, and it should be understood that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. 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 invention.
Referring to fig. 1-9, a convenient and non-blocking spinal bone marrow puncture needle for children comprises a needle tube 1 and a needle base 3 connected with one end of the needle tube 1, a needle core 12 is inserted into the needle tube 1, and one end of the needle core 12 extends to the outside of the needle base 3 and is connected with an end plate 8.
The upper outer part of the needle head seat 3 is sleeved with a supporting mechanism for limiting the needle tube 1, and the lower outer part of the needle head seat 3 is sleeved with a pressing mechanism for pressing a wound.
As a technical optimization scheme of the invention, one end of the needle core 12, which is far away from the end plate 8, is obliquely arranged, the length of the needle core 12 is matched with that of the needle tube 1, and the diameter of the needle core 12 is matched with the inner diameter of the needle tube 1. The needle core 12 can be inserted into the needle tube 1 to seal the inside of the needle tube 1, and after the needle tube 1 is inserted into the body, the body tissue does not enter the inside of the needle tube 1 to seal the needle tube 1, so that the subsequent extraction of bone marrow by the needle tube 1 can be smoothly performed.
As a technical optimization scheme of the invention, one end of the needle core 12 far away from the end plate 8 is provided with a groove 17, and the inner wall of the groove 17 is provided with a ring of annular grooves 18 along the circumferential direction. The liquid or some debris of internal tissue of health can enter into annular groove 18 and store, after nook closing member 12 is pulled out, can learn through the internal tissue of health to in the annular groove 18 whether to prick predetermined position department, has promoted the accuracy of pricking needle by analyzing needle tube 1.
As a technical optimization scheme of the invention, one end of the end plate 8, which is far away from the needle core 12, is provided with an insertion hole 13 which is in insertion fit with the injection tube 2, an anti-dropping sleeve 11 made of silica gel is sleeved and fixed outside the joint of the end plate 8 and the needle core 12, and the diameter of the anti-dropping sleeve 11 is gradually reduced from one end close to the end plate 8 to the other end. The anti-falling sleeve 11 is clamped into the needle head seat 3, so that the needle core 12 is not easy to fall off and is not easy to lose in use.
As a technical optimization scheme of the invention, the supporting mechanism comprises a pressure ring plate 7, the pressure ring plate 7 is sleeved outside the needle head seat 3, three connecting support rods 6 are uniformly connected to one side of the pressure ring plate 7, which is far away from the end plate 8, one ends of the connecting support rods 6, which are far away from the end plate 8, are connected with suckers 5, and the connecting support rods 6 are made of silica gel. Before the needle core 12 needs to be pulled out after the needle tube 1 is pricked, the suckers 5 below the three connecting support rods 6 are respectively bonded with the skin of a human body, so that the three connecting support rods 6 can fix the position of the needle tube 1, the needle tube 1 is not prone to shaking when the injection tube 2 is separated from the end plate 8, the needle core 12 is pulled out, and the injection tube 2 is spliced with the needle tube 1, and the situation that the position where the needle tube 1 is pricked is not prone to deviation can be guaranteed.
As a technical optimization scheme of the invention, the pressing mechanism comprises a sealing plate 4, a through hole 14 penetrates through the sealing plate 4 along the thickness direction, and the needle head seat 3 is sleeved in the through hole 14.
As a technical optimization scheme of the invention, the inner wall of the perforation 14 is connected with a circle of elastic pad 15 along the circumferential direction, the bottom of the elastic pad 15 is connected with a layer of sterilized cotton pad 16, and the bottom of the sealing plate 4 is connected with a layer of silica gel pad. The sealing plate 4 is contacted with the body to press the puncture position, and then the hemostasis can be performed on the puncture position.
As a technical optimization scheme of the invention, a protective cylinder 10 is sleeved outside the needle tube 1, the outer wall of the protective cylinder 10 is coated with patterns, one end of the protective cylinder 10, which faces to the end plate 8, is connected with an annular magnet ring 9, the end plate 8 is made of iron, and the magnet ring 9 can be magnetically adsorbed with the end plate 8. After the protective cylinder 10 is connected with the end plate 8 through the magnet ring 9, not only can the protective cylinder be ensured not to fall off from the needle tube 1, but also the needle core 12 can be ensured not to fall off easily in use.
As a technical optimization scheme of the invention, the protective cylinder 10 comprises two arc-shaped semi-cylindrical pipes, wherein both sides of one arc-shaped semi-cylindrical pipe are connected with a plurality of convex heads 19, and both sides of the other arc-shaped semi-cylindrical pipe are provided with concave holes 20 matched with the convex heads 19. The protective sleeve 10 is given the child to play for the reason of cartoon images, distracting the child patient from the needle cannula 1. The two halves of the protective tube 10 are designed to facilitate the child patient to play.
When the invention is used and the needle tube 1 is needed to be used for extracting marrow, the injection tube 2 and the needle tube 1 are taken out, one end of the injection tube 2, which is provided with the needle tube 1, is inserted into the insertion hole 13 on the end part of the end plate 8, and then the protective cylinder 10 is pulled outwards and pulled out, so that the needle tube 1 is exposed. A position of a bone marrow aspiration needle is selected on a patient, and a needle tube 1 is inserted into the patient from the selected position. Because the needle core 12 is inserted into the needle tube 1 to seal the inside of the needle tube 1, after the needle tube 1 is pricked into the body, the body tissue does not enter the inside of the needle tube 1 to seal the needle tube 1, and the subsequent needle tube 1 can smoothly extract bone marrow. After the needle tube 1 is pricked to a preset position, the needle core 12 is pulled out from the interior of the needle tube 1, then the end part of the injection tube 2 is inserted and installed with the needle tube 1, and a proper amount of bone marrow is extracted outwards by using the injection tube 2, and the needle tube 1 is pulled out after the extraction of the bone marrow is finished. The needle core 12 can prevent the needle tube 1 from being blocked in use, the needle tube 1 can be successfully inserted once without repeated insertion, the success rate of insertion is improved, and the pain of patients is reduced.
After the needle tube 1 is pricked, the sealing plate 4 is pushed downwards until the sealing plate 4 is contacted with the body of a patient downwards, the elastic pad 15 is unfolded to seal the through hole 14, and then the pricked part of the needle tube 1 is shielded, so that the adverse effect caused by the contact position of the needle tube 1 and the body of the patient is avoided. And before the needle core 12 needs to be pulled out after the needle tube 1 is pricked, the suckers 5 below the three connecting support rods 6 are respectively bonded with the skin of the human body, so that the three connecting support rods 6 can fix the position of the needle tube 1, the injection tube 2 is separated from the end plate 8, the needle core 12 is pulled out, and the needle tube 1 is not easy to shake when the injection tube 2 is inserted and installed with the needle tube 1, the pricked position of the needle tube 1 is not easy to deviate, the subsequent bone marrow extraction is smoother, and the position of the needle tube 1 does not need to be adjusted again.
After the bone marrow is extracted, the needle tube 1 is pulled out of the patient. Push down the pressure ring board 7 when needle tubing 1 upwards extracts, the pressure ring board 7 is pressed sealing plate 4 under the pulling of connecting branch 6 for sealing plate 4 can be pricked the department with the health at needle tubing 1 and is pressed, thereby the aseptic cotton pad 16 of sealing plate 4 bottom can inseparable extrusion in acupuncture department, and the difficult hemorrhage phenomenon that takes place in acupuncture department can obtain timely disinfection protection simultaneously and handle, and the difficult infection phenomenon that takes place in acupuncture department. After the needle tube 1 is pulled out, the puncture position does not need to be pressed to stop bleeding by using gauze and a bandage, and the operation of actively stopping bleeding of patients or family members is omitted.
After the needle core 12 is pricked into the body of a patient along with the needle tube 1, the groove 17 at the end part of the needle core can be contacted with the internal tissue of the body, and the liquid or some scraps of the internal tissue of the body can enter the annular groove 18 for storage, after the needle core 12 is pulled out, whether the needle tube 1 is pricked into the preset position or not can be known through analyzing the internal tissue of the body in the annular groove 18, and the accuracy of needle pricking is improved. The needle tube 1 meets the block in the process of inserting the needle, the needle core 12 can be pushed to move outwards from the inside of the needle tube 1, one end of the needle core 12 protrudes outwards from the needle tube 1, the needle tube 1 can be helped to insert the body, and the condition that the needle tube 1 is damaged in the process of inserting the needle is avoided.
The use of the protective sleeve 10 can prevent the patient from directly seeing the needle tube 1, and particularly children from having a psychological fear of conflict after seeing the needle tube 1. The patterns on the outer part of the protective cylinder 10 can be printed into cartoon images which are liked by children, and the psychological burden of the children is relieved. Meanwhile, the protective cylinder 10 can be sent to children for playing by using cartoon images, so that the attention of the children patients to the needle tube 1 is dispersed. The two halves of the protective cylinder 10 are designed to facilitate the child patient to play.
The preferred embodiments of the invention disclosed above are intended to be illustrative only. The preferred embodiments are not intended to be exhaustive or to limit the invention to the precise embodiments disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and the practical application, to thereby enable others skilled in the art to best utilize the invention. The invention is limited only by the claims and their full scope and equivalents.
Claims (9)
1. A children spinous process bone marrow puncture needle convenient to operate and not easy to block comprises a needle tube (1) and a needle head seat (3) connected with one end of the needle tube, and is characterized in that a needle core (12) is inserted into the needle tube (1), one end of the needle core (12) extends to the outside of the needle head seat (3) and is connected with an end plate (8);
the supporting mechanism used for limiting the needle tube (1) is sleeved outside the upper part of the needle head seat (3), and the pressing mechanism used for pressing the wound is sleeved outside the lower part of the needle head seat (3).
2. The children's spinous process bone marrow puncture needle convenient to operate and not easy to block according to claim 1, characterized in that one end of the needle core (12) far away from the end plate (8) is obliquely arranged, the length of the needle core (12) is matched with that of the needle tube (1), and the diameter of the needle core (12) is matched with the inner diameter of the needle tube (1).
3. The children's spinous process bone marrow puncture needle convenient to operate and not easy to block according to claim 2, wherein one end of the needle core (12) far away from the end plate (8) is provided with a groove (17), and the inner wall of the groove (17) is provided with a ring of annular grooves (18) along the circumferential direction.
4. The spinous process bone marrow puncture needle for children, which is convenient to operate and not easy to block, according to claim 3, is characterized in that an insertion hole (13) which is adapted to be inserted into the injection tube (2) is formed in one end, which is far away from the stylet (12), of the end plate (8), a separation-preventing sleeve (11) made of silica gel is sleeved and fixed outside the joint of the end plate (8) and the stylet (12), and the diameter of the separation-preventing sleeve (11) is gradually reduced from one end, which is close to the end plate (8), to the other end.
5. The children's spinous process bone marrow puncture needle convenient to operate and not prone to blockage according to claim 1, characterized in that the supporting mechanism comprises a pressing ring plate (7), the pressing ring plate (7) is sleeved outside the needle head seat (3), three connecting support rods (6) are uniformly connected to one side of the pressing ring plate (7) far away from the end plate (8), one ends of the connecting support rods (6) far away from the end plate (8) are connected with suction cups (5), and the connecting support rods (6) are made of silica gel.
6. The spinous process bone marrow puncture needle for children, which is convenient to operate and not easy to block, according to claim 1, is characterized in that the pressing mechanism comprises a sealing plate (4), a through hole (14) penetrates through the inside of the sealing plate (4) along the thickness direction, and the needle head seat (3) is sleeved inside the through hole (14).
7. The spinous process bone marrow puncture needle for children, which is convenient to operate and not easy to block, according to claim 6, is characterized in that a circle of elastic cushion (15) is connected to the inner wall of the perforation hole (14) along the circumferential direction, a layer of sterilized cotton cushion (16) is connected to the bottom of the elastic cushion (15), and a layer of silica gel cushion is connected to the bottom of the sealing plate (4).
8. The spinous process bone marrow puncture needle for children, which is convenient to operate and not easy to block, according to claim 1, is characterized in that a protective cylinder (10) is sleeved outside the needle tube (1), the outer wall of the protective cylinder (10) is coated with a pattern, one end, facing the end plate (8), of the protective cylinder (10) is connected with an annular magnet ring (9), the end plate (8) is made of iron, and the magnet ring (9) can be magnetically adsorbed with the end plate (8).
9. The spinous process bone marrow puncture needle for children, which is convenient to operate and not easy to block, according to claim 8, is characterized in that the protective sleeve (10) comprises two arc-shaped semi-cylindrical tubes, wherein a plurality of convex heads (19) are connected to two sides of one arc-shaped semi-cylindrical tube, and concave holes (20) matched with the convex heads (19) are arranged on two sides of the other arc-shaped semi-cylindrical tube.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210276664.5A CN114569166A (en) | 2022-03-21 | 2022-03-21 | Convenient-to-operate and difficult-to-block spinal marrow puncture needle for children |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210276664.5A CN114569166A (en) | 2022-03-21 | 2022-03-21 | Convenient-to-operate and difficult-to-block spinal marrow puncture needle for children |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN114569166A true CN114569166A (en) | 2022-06-03 |
Family
ID=81783469
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210276664.5A Pending CN114569166A (en) | 2022-03-21 | 2022-03-21 | Convenient-to-operate and difficult-to-block spinal marrow puncture needle for children |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN114569166A (en) |
Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20090187116A1 (en) * | 2004-04-05 | 2009-07-23 | Yasuharu Noishiki | Method for harvesting bone marrow and its medical apparatus |
| CN204016363U (en) * | 2014-08-21 | 2014-12-17 | 上海市东方医院 | Bone marrow collection device |
| CN206792429U (en) * | 2017-01-06 | 2017-12-26 | 李其峰 | A kind of hematology's marrow puncture needle |
| CN108324290A (en) * | 2018-03-01 | 2018-07-27 | 皖南医学院 | The safe Painless blood taking needle of disposable press-type |
| CN208524985U (en) * | 2017-10-24 | 2019-02-22 | 冯仕品 | A kind of children's kidney puncture needle |
| CN208756035U (en) * | 2018-03-20 | 2019-04-19 | 温州市中心医院 | A kind of hematology's marrow puncture needle |
| CN211633381U (en) * | 2019-06-13 | 2020-10-09 | 中国医科大学附属盛京医院 | Safety bone marrow aspiration needle |
| CN212038470U (en) * | 2020-01-10 | 2020-12-01 | 华中科技大学同济医学院附属协和医院 | Remaining needle protective sleeve |
| CN213525385U (en) * | 2020-08-17 | 2021-06-25 | 江苏省华星医疗器械实业有限公司 | Novel marrow puncture needle |
| CN214965959U (en) * | 2021-01-15 | 2021-12-03 | 华中科技大学同济医学院附属同济医院 | Bone marrow puncture needle for hematology department |
| CN215018683U (en) * | 2021-06-29 | 2021-12-07 | 李运斌 | Bone marrow extraction equipment for hematology department |
-
2022
- 2022-03-21 CN CN202210276664.5A patent/CN114569166A/en active Pending
Patent Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20090187116A1 (en) * | 2004-04-05 | 2009-07-23 | Yasuharu Noishiki | Method for harvesting bone marrow and its medical apparatus |
| CN204016363U (en) * | 2014-08-21 | 2014-12-17 | 上海市东方医院 | Bone marrow collection device |
| CN206792429U (en) * | 2017-01-06 | 2017-12-26 | 李其峰 | A kind of hematology's marrow puncture needle |
| CN208524985U (en) * | 2017-10-24 | 2019-02-22 | 冯仕品 | A kind of children's kidney puncture needle |
| CN108324290A (en) * | 2018-03-01 | 2018-07-27 | 皖南医学院 | The safe Painless blood taking needle of disposable press-type |
| CN208756035U (en) * | 2018-03-20 | 2019-04-19 | 温州市中心医院 | A kind of hematology's marrow puncture needle |
| CN211633381U (en) * | 2019-06-13 | 2020-10-09 | 中国医科大学附属盛京医院 | Safety bone marrow aspiration needle |
| CN212038470U (en) * | 2020-01-10 | 2020-12-01 | 华中科技大学同济医学院附属协和医院 | Remaining needle protective sleeve |
| CN213525385U (en) * | 2020-08-17 | 2021-06-25 | 江苏省华星医疗器械实业有限公司 | Novel marrow puncture needle |
| CN214965959U (en) * | 2021-01-15 | 2021-12-03 | 华中科技大学同济医学院附属同济医院 | Bone marrow puncture needle for hematology department |
| CN215018683U (en) * | 2021-06-29 | 2021-12-07 | 李运斌 | Bone marrow extraction equipment for hematology department |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US5078688A (en) | Paracentesis catheter system | |
| CN206822933U (en) | The band lockable chamber closed drainage pipe applier of tube core | |
| CN114569166A (en) | Convenient-to-operate and difficult-to-block spinal marrow puncture needle for children | |
| CN207855760U (en) | A kind of anesthesia puncture positioning device | |
| CN201617864U (en) | Tumor material obtaining acupuncture needle | |
| CN209595862U (en) | A kind of Pain Management anesthetic care device | |
| CN212439543U (en) | Sustainable flushing type suction sleeve | |
| CN205514628U (en) | Button blood taking needle | |
| CN114451974A (en) | Intracardiac branch of academic or vocational study thorax puncture hydrops drainage device | |
| CN210077811U (en) | Cardiothoracic surgery puncture device | |
| CN210124777U (en) | Blood sampler for monitoring blood sugar | |
| CN104922791A (en) | Noninvasive acupuncture patch and preparation method thereof | |
| CN106512112B (en) | Drainage system for body cavity effusion | |
| CN214434413U (en) | Anesthesia puncture kit for labor analgesia | |
| CN200966831Y (en) | Center calm vessel fixed in sacculus under skin | |
| CN218684611U (en) | Thoracic cavity puncture assistor capable of adjusting position according to needle insertion depth | |
| CN217219695U (en) | Arteriovenous internal fistula puncture indwelling needle | |
| CN213076951U (en) | Artery puncture needle | |
| CN217245571U (en) | Acupuncture cup convenient to change acupunture needle | |
| CN204671713U (en) | A kind of PICC catheter anchoring system | |
| CN205072949U (en) | Tourniquet | |
| CN204951738U (en) | Drainage device based on wicresoft with prevent blockking up thorax hydrops | |
| CN214762501U (en) | Drainage fixing pad for thoracic surgery | |
| CN217960855U (en) | Rapid blood transfusion device | |
| CN219594762U (en) | Bone marrow puncture extraction device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20220603 |
|
| RJ01 | Rejection of invention patent application after publication |