CN208822904U

CN208822904U - A kind of electric lancet

Info

Publication number: CN208822904U
Application number: CN201720975520.3U
Authority: CN
Inventors: 黄国辉; 张生义
Original assignee: Individual
Current assignee: Individual
Priority date: 2017-08-07
Filing date: 2017-08-07
Publication date: 2019-05-07
Anticipated expiration: 2027-08-07

Abstract

The utility model discloses a kind of electric lancets, comprising knife handle, the cutter head connecting with knife handle, motor are provided on cutter head, the end of motor is connected with blade, and blade is rotated with motor.By connecting micromotor in one end of knife handle, motor rotation driving blade movement forms sharp property cutting, so that the scalpel in the technical program is applied widely, compared to willow leaf scalpel and electric knife, operation is more convenient, and security reliability is higher.

Description

A kind of electric lancet

Technical field

The utility model relates to field of medical technology, in particular to a kind of electric lancet.

Background technique

Nowadays there are two types of the scalpels that doctor generally uses, and one kind is willow leaf formula scalpel, is divided into blade and knife handle, makes Used time, a hand-held knife handle, the other hand clamp blade with needle forceps, are embedded in knife handle front end recess, then blade is clipped with needle forceps ?.Another kind is electric knife, is a kind of electrosurgical unit for replacing mechanical operation knife to carry out tissue cutting, by effective The high-frequency high-voltage current that eletrode tip generates heats tissue when contacting with human body, realizes the separation to injected organism tissue and coagulates Gu and then achieving the purpose that cutting and hemostasis.

Willow leaf formula scalpel: it is cut by doctor's wrist strength, cutting force degree, depth, angle and range are difficult to essence It really holds, encounters that narrow and deep notch or notch are smaller to be, operation and its difficult.

Electric knife: electric knife have very strong heat-conduction effect, can damage adjacent tissue, especially blood vessel, nerve, And this damage is not easy to discover during surgery, while electric knife is larger to tissue damage, and Yi Yinqi tissue necrosis leads to hand The disunion of art notch or healing time important case field increase patient suffering and incidence of complications；The principle of electric knife It is that cutting purpose is reached by moment high-frequency current, needs to form electric current in patient's body, when electric knife cathode and skin contact surface Easily lead to skin scald when smaller；Since electric knife must have electric current by human body, the patient equipped with pacemaker prohibits Avoid use；Electric knife can also generate a large amount of toxic gases in use, generate threat to medical staff's health, more More electric knives generates spark, contains alcohol in many thimerosals, is easy to cause fire, jeopardizes doctors and patients' life.

Utility model content

Technical problem to be solved by the utility model is: providing a kind of safe and reliable electric lancet.

The utility model is to solve a kind of technical solution that its technical problem provides to be:

A kind of electric lancet is provided with motor, the electricity comprising knife handle, the cutter head connecting with knife handle on the cutter head The end of machine is connected with blade, and the blade is rotated with motor.

As an improvement of the above scheme, the knife handle is in flat, and the knife handle further includes first end and second end, described First end is provided with the first accommodating chamber, and the second end is provided with the second accommodating chamber.

As an improvement of the above scheme, battery is provided in first accommodating chamber, the battery and the motor are electrical Connection.

As a further improvement of the foregoing solution, screw thread, the screw thread and the knife are provided in second accommodating chamber Head connection.

As an improvement of the above scheme, the cutter head includes adjusting ring, Universal-head, and the connection connecting with Universal-head Bar.

As a further improvement of the foregoing solution, the motor is fixedly connected on the end of the connecting rod.

As an improvement of the above scheme, the blade includes scalpel blade, pie separation blade and plate-like separation blade.

As a further improvement of the foregoing solution, the blade center is provided with hexagon interconnecting piece.

As an improvement of the above scheme, the scalpel blade is in flakes, has multiple heart septums along scalpel blade point The cutting portion of cloth.

As an improvement of the above scheme, the pie separating knife on piece is provided with the annular cutting of at least one set of parallelly distribute on Portion forms arc groove between the ring cutting part, and the plate-like separation blade is in shallow discoid, and Pan Kou extends out to level.

The advantageous effects of the utility model are: by connecting micromotor, motor rotation driving in one end of knife handle Blade movement forms sharp property cutting, so that the scalpel in the technical program is applied widely, compared to willow leaf scalpel and height Frequency electric knife, operation is more convenient, and security reliability is higher.

Detailed description of the invention

Illustrate the technical scheme in the embodiment of the utility model in order to clearer, it below will be to required in embodiment description Attached drawing to be used briefly describes.

Fig. 1 is a kind of schematic diagram of embodiment of the utility model electric lancet；

Fig. 2 is a kind of disassembly diagram of embodiment of the utility model electric lancet；

Fig. 3 is a kind of schematic diagram of embodiment of the utility model scalpel blade；

Fig. 4 is that the utility model pie separates a kind of schematic diagram of embodiment of blade；

Fig. 5 is that the utility model plate-like separates a kind of schematic diagram of embodiment of blade.

Specific embodiment

It is carried out with reference to embodiments with technical effect of the attached drawing to the design of the utility model, specific structure and generation clear Chu is fully described by, to fully understand the purpose of this utility model, scheme and effect.It should be noted that in the feelings not conflicted The features in the embodiments and the embodiments of the present application can be combined with each other under condition.Furthermore used in the utility model it is upper, Under, the descriptions such as left and right be only in opposite figure for each component part mutual alignment relation of the utility model.

Fig. 1 is a kind of schematic diagram of embodiment of the utility model electric lancet, with reference to Fig. 1, a kind of electric lancet, Including knife handle 1 and cutter head 2, knife handle 1 is whole in flat, switch 11 is additionally provided on knife handle 1, switch 11 is used to connect on-off Switch power supply, knife handle 1 include a first end and a second end, first end are provided with cavity, at the end of the outer side of cavity Portion is provided with connection structure, and preferred connection structure is set as screw thread, and cutter head 2 is fastenedly connected by screw thread and knife handle, in cutter head 2 End be connected to blade 3, blade 3 can be rotated along cutter head axis carries out cutting operation；Second end is provided with battery to accommodate Chamber is used for placing battery (not shown), and battery is used to provide power for scalpel, is additionally provided with tail cap in the end of second end 4, it is used for sealed cell storehouse.

Fig. 2 is a kind of disassembly diagram of embodiment of the utility model electric lancet, referring to Fig. 2, a kind of electric lancet, It is internally provided with screw thread in the cavity 12 that the first end of knife handle 1 is arranged, cutter head 2 is fixedly connected by screw thread with knife handle, in cutter head 2 On be provided with and adjust ring 21, Universal-head 22 and connecting rod 23, adjust ring 21 and match with Universal-head 22, upwards by adjusting ring 21 It is mobile so that the indent semiglobe diminution of 22 lower part of Universal-head is locked the ball of 23 one end of connecting rod by frictional force so that Universal-head 22 is locked, and is used convenient for operator, will be adjusted ring 21 and is moved down, the indent semiglobe of 22 lower part of Universal-head Increase, release is located at the ball of 23 one end of connecting rod, so that connecting rod can freely swing in the state of having certain damping, makes Required use angle can be easily adjusted to by obtaining operator, be also connected with motor in the end of connecting rod 23, motor is miniature Motor 24, micromotor 24 are electrically connected with switch 11 and battery, and the end of micromotor 24 is connected to blade 3, in blade 3 The heart is provided with hexagonal connection structure 31, the output axis connection of hexagon connection structure 31 and micromotor 24, in hexagon The elastic joint part with inner hole is provided in connection structure 31, interconnecting piece is by its elastic construction with motor output shaft by rubbing Blade 3 is fixedly connected by the restoring force for wiping power and elastic material with miniature electrical machinery axle.Tail cap is connected in the second end of knife handle 1 4, the whole oval cross sectional shape with knife handle 1 of tail cap 4 match, and one end of tail cap 4 is provided with protrusion 41, raised 41 and Battery supports, and preferred protrusion 41 is spring, ensures the reliability of battery connection, stability.

Fig. 3 is a kind of schematic diagram of embodiment of the utility model scalpel blade, with reference to Fig. 3, a kind of scalpel blade, and dissection Whole blade 32 is in flakes, and the centre of scalpel blade 32 is provided with hexagon connection structure 321, is connected in hexagon The elastic joint part with inner hole is provided in structure 321, interconnecting piece is passed through by its elastic construction with Miniature electric machine output shaft Scalpel blade 32 is fixedly connected by the restoring force of frictional force and elastic material with motor shaft, and micromotor 22 drives scalpel blade 32 rotations carry out cutting operation, are intervally distributed with multiple cutting portions 322 along scalpel centre on scalpel 32, more Diameter as preferred embodiment scalpel blade can be 3mm, 5mm or 9mm, and operator is facilitated to cut for different Position selects suitable scalpel blade, and the technical program does not limit the size of scalpel blade, can increase according to actual needs Diameter that is big or reducing scalpel blade.

Fig. 4 is that the utility model pie separates a kind of schematic diagram of embodiment of blade, and with reference to Fig. 4, pie separates blade 33 include two first cutting portions 331 disposed in parallel and the second cutting portion 332, the first cutting portion 331 and the second cutting portion 332 Between be arc-shaped indent slot structure, pie separation blade 33 centre be provided with hexagon connection structure 333, six The elastic joint part with inner hole is provided in Angle connection structure 333, interconnecting piece is defeated by its elastic construction and micromotor Scalpel blade 32 is fixedly connected by shaft by the restoring force of frictional force and elastic material with motor output shaft, and micromotor 22 drives Dynamic pie separation blade 33 rotates, and carries out cutting operation, is in 1mm thickness as preferred embodiment pie separation blade 33 The round pie of degree, pie separation blade 33 in use as preferred embodiment can set diameter to 3mm or 5mm or 9mm diameter, those skilled in the art can also according to actual needs to pie separation blade diameter increase or Reduce.

Fig. 5 is that the utility model plate-like separates a kind of schematic diagram of embodiment of blade, and with reference to Fig. 5, plate-like separates blade 34 is whole in shallow discoid, and Pan Kou, that is, plate-like separation blade cutting portion 341 extends out to level, in plate-like separation blade 34 Centre is additionally provided with hexagon connection structure 342, and the elasticity with inner hole is provided in hexagon connection structure 342 even Socket part, interconnecting piece are divided plate-like by the restoring force of frictional force and elastic material by its elastic construction and Miniature electric machine output shaft It is fixedly connected from blade 34 with motor shaft, micromotor 22 drives the rotation of plate-like separating knife piece 34 to carry out cutting operation.

The technical solution of the utility model when in use compared to traditional willow leaf formula scalpel, is not necessarily to force, contact Cutting is further that sharp property is cut, and cooperates a variety of blades, and cutting is quick, precisely, reliably；Compared to electric knife, originally The technical solution of utility model is the cutting of sharp property, and no heat transfer does not damage incision tissue, can be applied to the mind that electric knife is not available Anatomical isolation is carried out through, blood vessel close quarters and close to the important rapid wear internal organs such as brain tissue；More this electric lancet knives Piece is small and exquisite, and cutter head is small, flexible operation, and scalpel knife handle is such as extended, can be used as chamber by the precise manipulation that can be used in narrow notch Mirror operates instrument, for scalpel being designed compared to traditional cutting, vulnerable to thermal damage vulnerable to lesion size anatomical isolation Region operation, security reliability are higher.

Although specifically showing and describing the utility model in conjunction with preferred embodiment, those skilled in the art is answered This is clear, in the scope for not departing from the utility model defined by described claims, in the form and details The utility model can be made a variety of changes, be the protection scope of the utility model.

Claims

1. a kind of electric lancet, it is characterised in that: comprising knife handle, the cutter head connecting with knife handle, be provided with electricity on the cutter head Machine, the end of the motor are connected with blade, and the blade is rotated with motor, and in flat, the knife handle also wraps the knife handle Including first end and second end, the first end is provided with the first accommodating chamber, and the second end is provided with the second accommodating chamber, and described Battery is provided in one accommodating chamber, the battery is electrically connected with the motor.

2. electric lancet according to claim 1, it is characterised in that: be provided with screw thread in second accommodating chamber, institute Screw thread is stated to connect with the cutter head.

3. electric lancet according to claim 1, it is characterised in that: the cutter head includes adjusting ring, Universal-head, and The connecting rod being connect with Universal-head.

4. electric lancet according to claim 3, it is characterised in that: the motor is fixedly connected on the connecting rod End.

5. electric lancet according to any one of claims 1-4, it is characterised in that: the blade includes scalpel Piece, pie separation blade and plate-like separate blade.

6. electric lancet according to claim 5, it is characterised in that: the blade center is provided with hexagon connection Portion.

7. electric lancet according to claim 5, it is characterised in that: the scalpel blade is in flakes,

With multiple cutting portions being spaced apart along scalpel blade center.

8. electric lancet according to claim 5, it is characterised in that: the pie separating knife on piece is provided at least one The ring cutting part of parallelly distribute on to be organized, forms arc groove between the ring cutting part, the plate-like separation blade is in shallow discoid, Pan Kou extends out to level.