CN108478249A - A kind of orthopaedics brill bone device - Google Patents
A kind of orthopaedics brill bone device Download PDFInfo
- Publication number
- CN108478249A CN108478249A CN201810195252.2A CN201810195252A CN108478249A CN 108478249 A CN108478249 A CN 108478249A CN 201810195252 A CN201810195252 A CN 201810195252A CN 108478249 A CN108478249 A CN 108478249A
- Authority
- CN
- China
- Prior art keywords
- line shaft
- hole
- hand
- chamber
- bone device
- 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.)
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Classifications
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/16—Bone cutting, breaking or removal means other than saws, e.g. Osteoclasts; Drills or chisels for bones; Trepans
- A61B17/1655—Bone cutting, breaking or removal means other than saws, e.g. Osteoclasts; Drills or chisels for bones; Trepans for tapping
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/16—Bone cutting, breaking or removal means other than saws, e.g. Osteoclasts; Drills or chisels for bones; Trepans
- A61B17/1613—Component parts
Abstract
The invention discloses a kind of orthopaedics to bore bone device, belong to the field of medical instrument technology, including bone hand drill and the tray for being set to drilled diaphysis lower position, the bone hand drill includes shell, the both ends of the shell are respectively equipped with drive end bearing bracket and rear end cap, bearing chamber is equipped between the drive end bearing bracket and rear end cap, it is rotatablely equipped with line shaft in the shell, the line shaft runs through the bearing chamber, one end of the line shaft is equipped with drill bit, it is installed with hand-held part on the shell, the motor being connect with DC power supply is installed in the hand-held part, the motor is sequentially connected with line shaft；It is open and corresponding with the bit location above the tray, the bottom of the tray is equipped with confluence hole, the confluence hole connects collecting box by return duct, and skeletal detritus is scattered everywhere when the present invention solves the problems, such as to bore bone, is widely used in bone surgery.
Description
Technical field
The present invention relates to the field of medical instrument technology, and in particular to a kind of orthopaedics brill bone device.
Background technology
The strap that drills on bone is frequently necessary in bone surgery, the most commonly used surgical instrument is electrical bone
It bores, the electric bone drill of the prior art includes the drill body and drill jig and the interior variable-speed motor, transformer, whole of being equipped with by connection drill bit
The headstock of device is flowed, variable-speed motor is connect by transmission shaft with drill body, bulky, and when use will also drag power cord,
Medical staff uses very inconvenient.Also, it will produce a large amount of clast when drilling through sclerotin, these clasts can be with brill
Bone penetrate into musculature and the capillary of surrounding, and the time slightly grows these clasts will be by musculature packet
It encloses, require a great deal of time cleaning after the completion of drilling, causes operating time long so that wound site is unable to get timely packet
It pricks and protects, also, the skeletal detritus being scattered can pollute ambient enviroment.
Invention content
The purpose of the present invention is to provide a kind of orthopaedics to bore bone device, and skeletal detritus is scattered everywhere when solving to bore bone
Problem.
To achieve the above object, technical solution provided by the invention is：A kind of orthopaedics bores bone device, including bone hand drill and
It is set to the tray of drilled diaphysis lower position, the bone hand drill includes shell, before the both ends of the shell are respectively equipped with
End cap and rear end cap are equipped with bearing chamber, line shaft are rotatablely equipped in the shell between the drive end bearing bracket and rear end cap, described
Line shaft runs through the bearing chamber, and one end that the line shaft stretches out the drive end bearing bracket is equipped with drill bit, is fixed on the shell
Hand-held part is installed, the motor being connect with DC power supply is installed in the hand-held part, the motor is driven with line shaft
Connection；Open and corresponding with the bit location above the tray, the bottom of the tray is equipped with confluence hole, described
Confluence hole connects collecting box by return duct.
As a kind of perferred technical scheme, the hand-held part has hand-held cavity, and one point is equipped in the hand-held cavity
The hand-held cavity is divided into power cavity and liquid storage cylinder by partition board, the demarcation strip, and the DC power supply and motor are respectively mounted
In in the power cavity.
As a kind of perferred technical scheme, the line shaft is equipped with axially extending central through hole, on the drill bit
Equipped with the center fluid hole being connected with central through hole, accommodating cavity, institute are equipped between the rear end cap and the end of transmission shaft
It states central through hole and is connected to the accommodating cavity, be loaded with cleaning solution in the liquid storage cylinder, liquid pump is installed in the liquid storage cylinder,
The liquid pump is connected to the accommodating cavity by woven hose.
As a kind of perferred technical scheme, the line shaft is equipped with the first ventilation hole, and first ventilation hole is parallel
Central through hole setting, the drill bit are equipped with the second ventilation hole, second ventilation hole be connected to first ventilation hole and
The parallel center fluid hole setting, is located at the indoor line shaft of bearing and is equipped with the connection for being connected to first ventilation hole
Channel corresponds to the communicating passage position on the line shaft and is equipped with blade.
As a kind of perferred technical scheme, positioning pin is equipped between the line shaft and drill bit.
As a kind of perferred technical scheme, be equipped with vertically arranged first partition in the collecting box, described first every
The collecting box is divided into collecting chamber and purify cavity by plate, and the return duct is connected to the collecting chamber, is set in the first partition
There is semi-permeable membrane.
As a kind of perferred technical scheme, be equipped with the second partition being laterally arranged in the collecting chamber, described second every
The collecting chamber is divided into confluence chamber setting up and down and precipitation chamber by plate, and the second partition is equipped with several connection remittances
It flows chamber and precipitates the filter opening of chamber.
As a kind of perferred technical scheme, the confluence intracavitary is equipped with several magnetic stir bars.
As a kind of perferred technical scheme, the position of the semi-permeable membrane is corresponding with the confluence position of chamber.
As a kind of perferred technical scheme, the open end of the tray is installed with ripple connector sleeve, the wave
The top of line connector sleeve is equipped with the restraining for being bundled in the ripple connector sleeve on drilled diaphysis.
The method of the present invention has the following advantages that：
(1) due to being provided with bone hand drill, structure is simplified, overcomes the defect of the used power cord of traditional bone drill, just
In carrying and use；Again since the bottom of tray is equipped with confluence hole, confluence hole connects collecting box, skeletal detritus by return duct
It can drop down onto in tray, then collecting box centralized collection is flowed into through return duct, avoid pollution environment.
(2) since drill bit is equipped with the center fluid hole being connected with central through hole, cleaning solution is pumped into receiving by liquid pump
Cavity, then center fluid hole is flowed through by central through hole and flows out drill bit again so that for the present invention while boring bone, clast is cleaned
Liquid flushing is gone down, and is avoided around remaining in or is splashed in musculature and stops for a long time and be difficult to clear up；Again due to dynamic
Communicating passage position is corresponded on power axis and is equipped with blade, while line shaft rotates, blade rotates therewith so that production in bearing chamber
Raw positive pressure air pressure, air-flow just flows through the first ventilation hole from communicating passage, then blows out drill bit through the second ventilation hole, will bore produced by bone
Clast blow off, and then avoid remain in around or be splashed in musculature and stop for a long time and be difficult to clear up, into one
Step improves clast cleaning effect.
(3) due to being equipped with positioning pin between line shaft and drill bit, can more bit change or when reinstalling by first
Ventilation hole is aligned with the second ventilation hole, and center fluid hole is aligned with central through hole so that cleaning solution and air-flow can be smooth
Discharge, improve cleaning performance.
(4) since the top of ripple connector sleeve is equipped with restraining, ripple connector sleeve is corrugated plastic product, easy to remove
With it is flexible, the port of ripple connector sleeve is fixed on drilled diaphysis using restraining, the sclerotin being scattered can either be collected at any time
The substances such as clast and cleaning solution, and do not interfere medical staff to operate.
Description of the drawings
Fig. 1 is the structural schematic diagram of the embodiment of the present invention；
Fig. 2 is the structural schematic diagram of bone hand drill in the embodiment of the present invention；
Fig. 3 is the structural schematic diagram of collecting box in the embodiment of the present invention；
In figure：001, bone hand drill, 1, shell, 101, bearing chamber, 102, accommodating cavity, 2, hand-held part, 201, power cavity,
202, liquid storage cylinder, 3, line shaft, 301, central through hole, the 302, first ventilation hole, 303, communicating passage, 4, drill bit, 401, center
Fluid hole, the 402, second ventilation hole, 5, rear end cap, 6, drive end bearing bracket, 7, demarcation strip, 8, motor, 9, woven hose, 10, liquid pump,
11, DC power supply, 12, positioning pin, 13, blade, 002, tray, 003, collecting box, 14, first partition, 15, semi-permeable membrane, 16,
Second partition, 17, magnetic stir bar, 18, suction pipe, 19, capsule, 004, return duct, 005, ripple connector sleeve, 006, restraining,
007, it is drilled diaphysis.
Specific implementation mode
The following examples are used to illustrate the present invention, but are not intended to limit the scope of the present invention..
Embodiment 1
As depicted in figs. 1 and 2, the present invention provides a kind of orthopaedics to bore bone device, including bone hand drill 001 and is set to
The tray 002 of 007 lower position of drilled diaphysis, bone hand drill 001 include shell 1, and the both ends of shell 1 are respectively equipped with front end
Lid 6 and rear end cap 5 are equipped with bearing chamber 101, line shaft 3, power are rotatablely equipped in shell 1 between drive end bearing bracket 6 and rear end cap 5
Axis 3 runs through bearing chamber 101, and one end that line shaft 3 stretches out drive end bearing bracket 6 is equipped with drill bit 4, hand-held part is installed on shell 1
2, the motor 8 being connect with DC power supply 11 is installed, motor 8 is sequentially connected with line shaft 3, can use in hand-held part 2
Bevel gear pair connects, and can also use synchronous band connection, those skilled in the art that can voluntarily select as needed using transmission
Mode, this mode simplify structure, overcome the defect of the used power cord of traditional bone drill, easy to carry and use；It accepts
002 top of disk is open and corresponding with 4 position of drill bit, and the bottom of tray 002 is equipped with confluence hole, and confluence hole passes through return duct
004 connection collecting box 003, skeletal detritus can drop down onto in tray 002, then flow into collecting box 003 through return duct 004 and concentrate
It collects, avoids pollution environment.
The open end of tray 002 is installed with ripple connector sleeve 005, and the top of ripple connector sleeve 005, which is equipped with, to be used for
Ripple connector sleeve 005 is bundled in the restraining 006 on drilled diaphysis 007, ripple connector sleeve 005 is corrugated plastic product,
It is easy to remove and flexible, the port of ripple connector sleeve 005 is fixed on drilled diaphysis 007 using restraining 006, it can either be with
When collect the substances such as the skeletal detritus that is scattered and cleaning solution, and do not interfere medical staff to operate.
Embodiment 2
The present invention provides a kind of orthopaedics to bore bone device, and structure and embodiment one are essentially identical, and difference lies in reality
On the basis of applying example one, following improvement has been done, has further improved its performance：
As shown in Fig. 2, hand-held part 2 has hand-held cavity, hold and be equipped with a demarcation strip 7 in cavity, demarcation strip 7 is by hand-held sky
Chamber is divided into power cavity 201 and liquid storage cylinder 202, and DC power supply 11 and motor 8 are mounted in power cavity 201.
Line shaft 3 is equipped with axially extending central through hole 301, and drill bit 4, which is equipped with, to be connected with central through hole 301
Center fluid hole 401, is equipped with accommodating cavity 102 between rear end cap 5 and the end of transmission shaft, the connection of central through hole 301 accommodates empty
Chamber 102 is loaded with cleaning solution in liquid storage cylinder 202, liquid pump 10 is equipped in liquid storage cylinder 202, liquid pump 10 is connected by woven hose 9
Logical accommodating cavity 102, liquid pump 10 are connect by conducting wire with DC power supply 11, and cleaning solution is pumped into accommodating cavity by liquid pump 10
102, center fluid hole 401 is flowed through by central through hole 301 and flows out drill bit 4 again so that the present invention is while boring bone, clast quilt
Cleaning solution flushing is gone down, and is avoided around remaining in or is splashed in musculature and stops for a long time and be difficult to clear up.
Line shaft 3 is equipped with the first ventilation hole 302, and 302 parallel central through hole 301 of the first ventilation hole is arranged, and is set on drill bit 4
There is the second ventilation hole 402, the second ventilation hole 402 is connected to the first ventilation hole 302 and parallel center fluid hole 401 is arranged, and is located at axis
The communicating passage 303 that the line shaft 3 in room 101 is equipped with the first ventilation hole 302 of connection is held, communicating passage is corresponded on line shaft 3
303 positions are equipped with blade 13, and air intake passage, the installation of air intake passage position are equipped on the shell 1 between blade 13 and rear end cap 5
There is check valve so that ambient atmos can enter bearing chamber 101.While line shaft 33 rotates, blade 131 turns therewith
It is dynamic so that positive pressure air pressure to be generated in bearing chamber 101, air-flow just flows through the first ventilation hole 302 from communicating passage 303, then through second
Ventilation hole 402 blows out drill bit 4, will bore clast caused by bone and blow off, and then avoid and remain in around or be splashed to muscle
It is stopped for a long time in tissue and is difficult to clear up.It is used to easily facilitate, button can be set in the outer surface of hand-held part 2 and opened
It closing, button switch is set on the line between DC power supply 11 and liquid pump 10, controls the startup and stopping of liquid pump 10,
When only can be excluded clast with gas flow purging, 10 can be pumped with closing liquid, cleaning solution need not be used, can not only saved clear
Washing lotion, while also having expanded the use scope of the present invention.
It is equipped with positioning pin 12 between line shaft 3 and drill bit 4, can lead to first in more bit change 4 or when reinstalling
Air holes 302 is aligned with the second ventilation hole 402, and center fluid hole 401 is aligned with central through hole 301 so that cleaning solution is gentle
Stream can smoothly be discharged.
Embodiment 3
The present invention provides a kind of orthopaedics to bore bone device, and structure and embodiment two are essentially identical, and difference lies in reality
On the basis of applying example two, following improvement has been done, has further improved its performance：
As shown in figure 3, being equipped with vertically arranged first partition 14 in collecting box 003, first partition 14 is by collecting box 003
It is divided into collecting chamber and purify cavity, return duct 004 is connected to collecting chamber, and first partition 14 is equipped with semi-permeable membrane 15, specifically,
First partition 14 is equipped with hole compatible with 15 shape of semi-permeable membrane, and semi-permeable membrane 15 is then mounted on hole location, semi-permeable membrane 15
It for standardized product, can commercially use as needed, in use, according to principle of reverse osmosis, cleaning solution can permeate
To purify cavity, in case recycling.
The second partition 16 being laterally arranged is equipped in collecting chamber, collecting chamber is divided into remittance setting up and down by second partition 16
Flow chamber and precipitation chamber, second partition 16 be equipped with it is several connection converge chambers and precipitate chamber filter openings, sclerotin can penetrate filter opening into
Enter to precipitation chamber, centralized collection after precipitation.
Intracavitary of converging is equipped with several magnetic stir bars 17, can be sufficiently stirred, keep away to the mixture for intracavitary of converging
Clogging deposits filter opening and semi-permeable membrane 15 are exempted from.Magnetic stir bar 17 have corrosion-resistant, acid and alkali-resistance, high temperature resistant, turning moment it is big,
The advantages that nontoxicity operating is stablized, has the several types such as A, B, C, there is standardized product in the market, and those skilled in the art can be with
Voluntarily selection uses as needed, and details are not described herein.
The position of semi-permeable membrane 15 is corresponding with the confluence position of chamber, and the position of semi-permeable membrane 15 is higher than second partition 16, can
Fully penetrated cleaning solution, and clogging deposits semi-permeable membrane 15 is effectively prevented, meanwhile, magnetic stir bar 17 can be with impact
Semi-permeable membrane 15 so that the impurity being attached on semi-permeable membrane 15 falls off, and ensure that the reverse osmosis efficiency of semi-permeable membrane 15.
For the ease of using, suction pipe 18 is inserted on collecting box 003,18 one end of suction pipe is inserted into purify cavity, the other end
Capsule 19 is installed, will can draw out to cleaning solution in purify cavity, convenient for taking and conveying.
Although above having used general explanation and specific embodiment, the present invention is described in detail, at this
On the basis of invention, it can be made some modifications or improvements, this will be apparent to those skilled in the art.Therefore,
These modifications or improvements without departing from theon the basis of the spirit of the present invention belong to the scope of protection of present invention.
Claims (10)
1. a kind of orthopaedics bores bone device, which is characterized in that the brill bone device includes bone hand drill and is set under drilled diaphysis
The tray that orientation is set, the bone hand drill include shell, and the both ends of the shell are respectively equipped with drive end bearing bracket and rear end cap, described
It is equipped with bearing chamber between drive end bearing bracket and rear end cap, line shaft is rotatablely equipped in the shell, the line shaft runs through the axis
Room is held, one end that the line shaft stretches out the drive end bearing bracket is equipped with drill bit, hand-held part is installed on the shell, described
The motor being connect with DC power supply is installed, the motor is sequentially connected with line shaft in hand-held part；On the tray
Side is open and corresponding with the bit location, and the bottom of the tray is equipped with confluence hole, and the confluence hole passes through return duct
Connect collecting box.
2. orthopaedics according to claim 1 bores bone device, which is characterized in that the hand-held part has hand-held cavity, described
It is equipped with a demarcation strip in hand-held cavity, the hand-held cavity is divided into power cavity and liquid storage cylinder, the direct current by the demarcation strip
Power supply and motor are mounted in the power cavity.
3. orthopaedics according to claim 2 bores bone device, which is characterized in that the line shaft be equipped with it is axially extending in
Heart through-hole, the drill bit are equipped with the center fluid hole that is connected with central through hole, the end of the rear end cap and transmission shaft it
Between be equipped with accommodating cavity, the central through hole is connected to the accommodating cavity, cleaning solution, the liquid storage is loaded in the liquid storage cylinder
Intracavitary is equipped with liquid pump, and the liquid pump is connected to the accommodating cavity by woven hose.
4. orthopaedics according to claim 3 bores bone device, which is characterized in that the line shaft is equipped with the first ventilation hole,
The parallel central through hole setting of first ventilation hole, the drill bit are equipped with the second ventilation hole, and second ventilation hole connects
Lead to first ventilation hole and the parallel center fluid hole setting, is located at the indoor line shaft of bearing and is equipped with connection institute
The communicating passage of the first ventilation hole is stated, the communicating passage position is corresponded on the line shaft and is equipped with blade.
5. orthopaedics according to claim 4 bores bone device, which is characterized in that be equipped with positioning between the line shaft and drill bit
Pin.
6. the orthopaedics according to any one of claim 1 to 5 claim bores bone device, which is characterized in that the collecting box
Interior to be equipped with vertically arranged first partition, the collecting box is divided into collecting chamber and purify cavity by the first partition, described time
Flow tube is connected to the collecting chamber, and the first partition is equipped with semi-permeable membrane.
7. orthopaedics according to claim 6 bores bone device, which is characterized in that be equipped with the be laterally arranged in the collecting chamber
Two partition boards, the collecting chamber is divided into confluence chamber setting up and down and precipitates chamber by the second partition, on the second partition
Filter opening equipped with several connections confluence chamber and precipitation chamber.
8. orthopaedics according to claim 7 bores bone device, which is characterized in that the confluence intracavitary is stirred equipped with several magnetic force
Mix son.
9. orthopaedics according to claim 8 bores bone device, which is characterized in that the position of the semi-permeable membrane and the confluence chamber
Position it is corresponding.
10. orthopaedics according to claim 1 bores bone device, which is characterized in that the open end of the tray is fixedly mounted
There are ripple connector sleeve, the top of the ripple connector sleeve to be equipped with the beam for being bundled in the ripple connector sleeve on drilled diaphysis
Ligature.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810195252.2A CN108478249B (en) | 2018-03-09 | 2018-03-09 | Bone drilling device for orthopedics department |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810195252.2A CN108478249B (en) | 2018-03-09 | 2018-03-09 | Bone drilling device for orthopedics department |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108478249A true CN108478249A (en) | 2018-09-04 |
| CN108478249B CN108478249B (en) | 2021-02-02 |
Family
ID=63338528
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810195252.2A Active CN108478249B (en) | 2018-03-09 | 2018-03-09 | Bone drilling device for orthopedics department |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108478249B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109893206A (en) * | 2019-04-17 | 2019-06-18 | 遵义市红花岗区人民医院 | A kind of neurosurgery drilling equipment |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5913859A (en) * | 1997-07-01 | 1999-06-22 | Shapira; Ira L. | Apparatus for extracting bone marrow |
| CN101600394A (en) * | 2006-04-24 | 2009-12-09 | 生物动力有限责任公司 | During osteotomy and bone drilling from the body harvesting of bone |
| CN202198636U (en) * | 2011-08-26 | 2012-04-25 | 王胜杰 | Orthopedic surgery bone drilling device |
| CN204767587U (en) * | 2015-07-03 | 2015-11-18 | 宁波大学 | Effectively utilize traditional chinese medicine extraction and separation equipment of medicinal material |
| CN205181427U (en) * | 2015-11-13 | 2016-04-27 | 张淇 | Cranium ware is bored to neurosurgery |
| CN205658951U (en) * | 2016-04-28 | 2016-10-26 | 广东工业大学 | Medical five are bored bone device |
| CN104161562B (en) * | 2014-06-16 | 2017-05-24 | 李万里 | Minimally invasive bone fetcher |
-
2018
- 2018-03-09 CN CN201810195252.2A patent/CN108478249B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5913859A (en) * | 1997-07-01 | 1999-06-22 | Shapira; Ira L. | Apparatus for extracting bone marrow |
| CN101600394A (en) * | 2006-04-24 | 2009-12-09 | 生物动力有限责任公司 | During osteotomy and bone drilling from the body harvesting of bone |
| CN202198636U (en) * | 2011-08-26 | 2012-04-25 | 王胜杰 | Orthopedic surgery bone drilling device |
| CN104161562B (en) * | 2014-06-16 | 2017-05-24 | 李万里 | Minimally invasive bone fetcher |
| CN204767587U (en) * | 2015-07-03 | 2015-11-18 | 宁波大学 | Effectively utilize traditional chinese medicine extraction and separation equipment of medicinal material |
| CN205181427U (en) * | 2015-11-13 | 2016-04-27 | 张淇 | Cranium ware is bored to neurosurgery |
| CN205658951U (en) * | 2016-04-28 | 2016-10-26 | 广东工业大学 | Medical five are bored bone device |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109893206A (en) * | 2019-04-17 | 2019-06-18 | 遵义市红花岗区人民医院 | A kind of neurosurgery drilling equipment |
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| Publication number | Publication date |
|---|---|
| CN108478249B (en) | 2021-02-02 |
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