CN210931652U - Novel marrow transfusion device - Google Patents
Novel marrow transfusion device Download PDFInfo
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- CN210931652U CN210931652U CN201921199192.8U CN201921199192U CN210931652U CN 210931652 U CN210931652 U CN 210931652U CN 201921199192 U CN201921199192 U CN 201921199192U CN 210931652 U CN210931652 U CN 210931652U
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- needle
- needle tube
- seat
- bone
- luer
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Abstract
The utility model discloses a novel marrow infusion device, including the needle tubing, the nook closing member, the bone drill, antiwind extension pipe, the needle tubing be fixed in the needle tube seat, the nook closing member is fixed in the needle file, the axle center of needle file is the same with the axle center of needle tube seat, needle tube seat axle center department sets up the pillar that link up mutually with the needle tubing, luer male end has been seted up to the terminal surface of pillar, luer male end butt joint luer female head, luer female head includes the luer female head that sets up on needle file side sleeve inner wall and the luer female head of its antiwind extension pipe, the modern design, moreover, the steam generator is simple in structure, accomplish the brill bone operation fast, shorten brill bone operating time, and the improvement work efficiency carries convenience very, accord with the medical requirement of emergency treatment, be a fine innovation scheme, there is.
Description
Technical Field
The utility model relates to a medical article, in particular to a novel marrow transfusion device.
Background
Clinically, due to some causes or emergency situations, doctors need to punch holes on bones of patients to inject medicines, called as infusion in marrow cavities, but due to differences of bones, the difficulty of drilling bones is different, the performance of various medical instruments in treatment determines the good and bad of the treatment effect of patients, the traditional manual bone drilling tool sometimes needs tens of minutes or even one or two hours to complete the bone drilling work, the traditional bone drilling instrument has the defects of difficult carrying of equipment, complex use and poor flexibility, various necessary requirements of medical staff in the treatment process cannot be well met, the electric bone drilling tool is metal, high-temperature and high-pressure disinfection is adopted, a battery needs to be taken down for sterilization, a sterilization pot is high-humidity, pollution is very easy to cause, the internal structure is complex, great inconvenience is brought to the actual treatment process, and the defects exist, can not meet the requirements of social development.
In view of the above, there is a need for a new bone marrow transfusion device to overcome the deficiencies of the prior art.
SUMMERY OF THE UTILITY MODEL
To the not enough of existence among the prior art, direct influence patient's treatment, the utility model provides a novel marrow infusion device, the modern design, the structure is light, accomplishes the operation of boring the bone infusion fast, shortens the operation time of boring the bone, improves rescue work efficiency, has solved prior art's defect.
In order to achieve the above purpose, the technical solution of the present invention is as follows:
a novel bone marrow transfusion device, which comprises a needle tube and a needle core, the bone drill comprises a bone drill and an anti-winding extension tube, wherein a needle tube is fixed on a needle tube seat, a needle core is fixed on a needle seat, the axis of the needle seat is the same as that of the needle tube seat, a connecting column communicated with the needle tube is arranged at the axis of the needle tube seat, the end surface of the connecting column is provided with a luer male head which is in butt joint with the luer female head, the luer female head comprises a luer female head arranged on the inner wall of a sleeve on the side edge of the needle seat and a luer female head of the anti-winding extension tube, a clamping groove is arranged at the axis of the end surface of the needle seat, the sleeve is embedded into the connecting column when the needle core is inserted into the needle tube, the luer female head on the inner wall of the sleeve is screwed to the luer male head to form a fastening structure of the needle core, reinforcing ribs are integrally formed around the clamping groove, the clamping groove.
Furthermore, the shape of the clamping groove and the shape of the drill bit are both pentagonal.
Furthermore, magnetic adsorption pieces are arranged at the bottom of the clamping groove and the top of the drill bit.
Furthermore, the magnetic adsorption piece adopts the matching of an N pole and an S pole or the matching of a magnet and iron.
Further, the material of bone drill shell adopts PC, and the surface of bone drill is provided with control switch, and the internally mounted of bone drill has the battery, and the bottom of bone drill is provided with the electric quantity display screen who reads battery electric quantity.
Furthermore, the end face of the anti-winding extension tube is provided with a needleless connector for bone transfusion.
Furthermore, the top of the needle tube is provided with a needle tube tip, the top of the needle core is provided with a needle point, and the shape of the needle point is an oblique cutting edge.
Furthermore, the surface of the needle tube is provided with scale marks.
Furthermore, the needle tube seat and the needle seat are made of medical polypropylene or polycarbonate.
Further, the needle tube seat contains the recess texture, and needle tube seat surface nestification has the rotatable separation blade of buffering drill bit rotation speed, and the antifriction gasket that prevents the broken skin when rotatable separation blade surface cup joints the bone, and antifriction gasket adopts latex or PC material.
The utility model has the advantages that: simple structure accomplishes the establishment of passageway in the bone fast, shortens and bores bone operating time for the establishment of transfusion channel in the bone improves patient's survival probability, carries unusual convenience, and every spare part all conveniently carries out the disinfection of various forms, avoids infection such as osteomyelitis, accords with first aid medical requirement, and the modern design is a fine innovation scheme, has very much the marketing prospect.
Drawings
The present invention will be described in detail with reference to the accompanying drawings and specific embodiments:
FIG. 1 is a three-dimensional structure of the present invention;
FIG. 2 is a side view of the present invention;
FIG. 3 is a view showing the structure of the needle cannula of the present invention;
FIG. 4 is a view of the structure of the stylet of the present invention;
FIG. 5 is a bottom view of the needle cannula of the present invention;
FIG. 6 is a view of the bone drill structure of the present invention;
fig. 7 is a power display screen at the bottom of the bone drill of the present invention;
in the figure, 100-a needle tube seat, 110-a needle tube, 120-a scale mark, 130-a rotatable baffle, 140-groove textures, 150-a connecting column, 160-a luer male head, 200-a needle seat, 210-a needle point, 220-a needle core, 230-a clamping groove, 240-a reinforcing rib, 250-a sleeve, 300-a bone drill, 310-a drill bit, 320-a control switch, 330-a magnetic adsorption piece and 340-an electric quantity display screen.
Detailed Description
In order to make the technical means, creation features, achievement purposes and functions of the present invention easy to understand and understand, the present invention is further explained by combining with the specific drawings.
Referring to fig. 1, 2, 3, 4, 5, 6, a novel bone marrow transfusion device comprises a needle tube 110, a needle core 220, a bone drill 300, an anti-winding extension tube, wherein the needle tube 110 is fixed on a needle tube base 100, the needle core 220 is fixed on a needle base 200, the axis of the needle base 200 is the same as the axis of the needle tube base 100, a connecting column 150 communicated with the needle tube 110 is arranged at the axis of the needle tube base 100, the end surface of the connecting column 150 is provided with a luer male head 160, the luer male head 160 is connected with the luer female head, the luer female head comprises a luer female head and a luer female head of the anti-winding extension tube, the inner wall of a sleeve 250 arranged on the side of the needle base 200, the axis of the end surface of the needle base 200 is provided with a clamping groove 230, the sleeve 250 is embedded into the connecting column 150 when the needle core 220 is inserted into the needle tube 110, the luer female head on the inner wall of the sleeve 250 is screwed on the luer, the joint groove 230 butt joint bone drill 300's drill bit 310, joint groove 230 and drill bit 310 are round platform column structure, and bone drill 300 adopts the ethylene oxide gas to carry out the plastics of sterilizing and bores, and the material of bone drill 300 shell adopts PC, and the surface of bone drill 300 is provided with control switch 320, and the internally mounted of bone drill 300 has the battery, and the bottom of bone drill 300 is provided with the electric quantity display screen 340 that reads battery electric quantity.
In addition, the shape of the clamping groove 230 and the shape of the drill 310 are both pentagonal, and the bottom of the clamping groove 230 and the top of the drill 310 are provided with magnetic adsorption pieces 330. The magnetic attraction member 330 employs the cooperation of N pole and S pole or the cooperation of magnet and iron.
In addition, the end face of the anti-winding extension tube is provided with a needleless connector for bone transfusion.
The top of the needle tube 110 is provided with a needle tube tip, the top of the needle core 220 is provided with a needle tip 210, and the needle tip 210 is in the shape of an oblique cutting edge. The surface of the needle cannula 110 is provided with scale markings 120. The needle tube seat 100 and the needle seat 200 are made of medical polypropylene or polycarbonate. The needle tube seat 200 comprises groove textures 140, the surface of the needle tube seat 200 is nested with a rotatable baffle 130 for buffering the rotation speed of the drill bit, the surface of the rotatable baffle 130 is sleeved with an anti-friction gasket for preventing skin from being broken when a bone is drilled, and the anti-friction gasket is made of latex or PC materials so as to reduce the speed and reduce the damage to the skin of a patient.
The utility model discloses a theory of operation does: when the needle core is inserted into the needle tube, the sleeve is embedded into the connecting column, the female luer head on the inner wall of the sleeve is screwed up to the male luer head to complete the fixation of the needle core, so that the needle tube seat and the needle seat form a whole, the end surface of the needle seat is provided with a clamping groove, the clamping groove and the needle core are coaxial to meet the requirement of concentricity, the clamping groove is butted with a drill bit of a bone drill, the shape of the clamping groove and the shape of the drill bit are pentagonal, the clamping groove is wide at the top and narrow at the bottom, the drill bit is narrow at the top and wide at the bottom, and a certain gradient is arranged between the clamping groove and the drill bit, so that the bone drill bit is not loosened during drilling, the utility model adopts a magnetic adsorption piece, namely, a magnetic piece is added at the bottom of the clamping groove and the top of the drill bit, the magnetic piece can adopt the matching of an N pole and an S pole and can also adopt the matching of a magnet and, the bone drill drives the drill bit to rotate, the drill bit drives the needle seat which is integrally formed to rotate, and then the needle core is driven to rotate, so that the bone can be quickly punctured, the speed of the drill bit can be effectively buffered by the rotatable separation blade of the needle tube seat, the anti-friction gasket is sleeved on the surface of the rotatable separation blade, the anti-friction gasket can effectively protect the skin from skin breakage, after the bone drilling operation is completed, the luer female head and the luer male head of the inner wall of the sleeve are separated, the needle core can be taken out, the needle tube still stays in the bone, the luer female head of the anti-winding extension tube is butted with the luer male head, the bone can be infused through the needleless connector at the long tube part of the anti-winding part, the luer connector of the utility model meets GB1962, because the utility model adopts the plastic drill, the bone drill can be sterilized through ethylene oxide gas, and the bottom of the bone drill is provided with the electric quantity display screen, the, the battery of the bone drill is sealed and designed, is disposable, has no pollution, meets the requirements of medical supplies, is beneficial to the treatment of patients, and has excellent practical performance.
The utility model has the advantages that: simple structure accomplishes the operation of boring the bone fast, shortens and bores bone operating time, improves work efficiency, carries very convenience, accords with the medical requirement of first aid, and the modern design is a fine innovation scheme, has very much the marketing prospect.
It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (10)
1. The utility model provides a novel marrow infusion device, includes needle tubing, nook closing member, bone drill, antiwind extension tube, its characterized in that: the needle tube is fixed on the needle tube seat, the needle core is fixed on the needle seat, the axis of the needle seat is the same as that of the needle tube seat, a connecting column communicated with the needle tube is arranged at the axis of the needle tube seat, a luer male head is arranged on the end face of the connecting column and is in butt joint with a luer female head, the luer female head comprises the luer female head arranged on the inner wall of a sleeve on the side edge of the needle seat and an anti-winding extension tube of the luer female head, a clamping groove is arranged at the axis of the end face of the needle seat, the sleeve is embedded into the connecting column when the needle core is inserted into the needle tube, the luer female head on the inner wall of the sleeve is screwed tightly on the luer male head to form a fastening structure of the needle core, reinforcing ribs are integrally formed around the clamping groove, the clamping groove is in butt joint with a drill.
2. The novel bone marrow transfusion device as claimed in claim 1, characterized in that: the shape of the clamping groove and the shape of the drill bit are both pentagonal.
3. The novel bone marrow transfusion device as claimed in claim 1, characterized in that: and magnetic adsorption pieces are arranged at the bottom of the clamping groove and the top of the drill bit.
4. The novel bone marrow transfusion device as claimed in claim 3, characterized in that: the magnetic adsorption piece adopts the matching of an N pole and an S pole or the matching of a magnet and iron.
5. The novel bone marrow transfusion device as claimed in claim 1, characterized in that: the material of bone drill shell adopts PC, and the surface of bone drill is provided with control switch, and the internally mounted of bone drill has the battery, and the bottom of bone drill is provided with the electric quantity display screen who reads battery electric quantity.
6. The novel bone marrow transfusion device as claimed in claim 1, characterized in that: the end face of the anti-winding extension tube is provided with a needleless connector for bone transfusion.
7. The novel bone marrow transfusion device as claimed in claim 1, characterized in that: the top of the needle tube is provided with a needle tube tip, the top of the needle core is provided with a needle tip, and the shape of the needle tip is an oblique cutting edge.
8. The novel bone marrow transfusion device as claimed in claim 1, characterized in that: the surface of the needle tube is provided with scale marks.
9. The novel bone marrow transfusion device as claimed in claim 1, characterized in that: the needle tube seat and the needle seat are made of medical polypropylene or polycarbonate.
10. The novel bone marrow transfusion device as claimed in claim 1, characterized in that: the needle tube seat contains the recess texture, and needle tube seat surface nestification has the rotatable separation blade of buffering drill bit rotation speed, and the antifriction gasket that prevents the broken skin when rotatable separation blade surface cup joints the brill bone, and antifriction gasket adopts latex or PC material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921199192.8U CN210931652U (en) | 2019-07-29 | 2019-07-29 | Novel marrow transfusion device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921199192.8U CN210931652U (en) | 2019-07-29 | 2019-07-29 | Novel marrow transfusion device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210931652U true CN210931652U (en) | 2020-07-07 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921199192.8U Active CN210931652U (en) | 2019-07-29 | 2019-07-29 | Novel marrow transfusion device |
Country Status (1)
| Country | Link |
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| CN (1) | CN210931652U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113331923A (en) * | 2021-04-21 | 2021-09-03 | 四川大学华西医院 | Bone channel infusion device |
-
2019
- 2019-07-29 CN CN201921199192.8U patent/CN210931652U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113331923A (en) * | 2021-04-21 | 2021-09-03 | 四川大学华西医院 | Bone channel infusion device |
| CN113331923B (en) * | 2021-04-21 | 2022-11-11 | 四川大学华西医院 | Bone channel infusion device |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP03 | "change of name, title or address" |
Address after: 200001 Room 501, 506 and 510, 1-4 / F, building 12, 2755 Sanlu Road, Minhang District, Shanghai Patentee after: Shanghai ace Medical Technology Co.,Ltd. Address before: 200001 Shanghai City, Huangpu District Road No. 132 in bamboo bamboo Patentee before: SHANGHAI SA MEDICAL & PLASTIC INSTRUMENTS Co.,Ltd. |
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| CP03 | "change of name, title or address" |