CN203089296U - Disposable safe bistoury - Google Patents
Disposable safe bistoury Download PDFInfo
- Publication number
- CN203089296U CN203089296U CN 201220741397 CN201220741397U CN203089296U CN 203089296 U CN203089296 U CN 203089296U CN 201220741397 CN201220741397 CN 201220741397 CN 201220741397 U CN201220741397 U CN 201220741397U CN 203089296 U CN203089296 U CN 203089296U
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- CN
- China
- Prior art keywords
- blade holder
- button
- blade
- safe
- bistoury
- 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.)
- Expired - Lifetime
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Abstract
The utility model discloses a disposable safe bistoury which does not need to be assembled and is safer. A blade is already assembled onto a movable tool rest when the bistoury is supplied, and therefore the bistoury can be used directly. The disposable safe bistoury comprises a hollow bistoury handle. A sliding groove is formed in the top face of the handle, and a blade fixing support, the blade and a sliding holder are installed inside a handle belly. A second front stop port corresponding to the sliding holder is formed in the middle of the sliding groove, the front end of the sliding groove is a first front stop port corresponding to the blade fixing support, the tail end of the bistoury handle is provided with a limiting clamp, a spring is installed between the blade fixing support and the sliding holder, a button is arranged in the middle of the blade fixing support, the button is connected with the blade fixing support through pins on two sides of the button, the pins, the button and the blade fixing support are integrally formed in an injection-moulding mode, a demising hole which corresponds to the position of the button is formed in a body of the blade fixing support, the front end of the bottom portion of the button is provided with a U-shaped clamping claw, and a corresponding bayonet which is shaped like a Chinese character 'ri' is formed in the bottom face of the bistoury handle. The disposable safe bistoury can be directly supplied and used in an asepsis packaging mode, and is safe and reliable.
Description
Technical field
This utility model relates to the improvement to scalpel structure, especially a kind of disposable surgical cutter.
Background technology
Because scalpel is sharp weapon; thereby the collision back is damaged the sharpness that influences cutting edge easily, simultaneously, and the one, for avoiding scalpel unexpected injury medical personnel and hospital refuse treatment people; the 2nd, contact, avoid with foreign object to pollute for avoiding cutting edge, must protect cutting edge in the whole process of clinical manipulation.Existing scalpel adopts aseptic scalpel and knife rest assembling back to use when undergoing surgery.Two kinds of forms of the normal employing of aseptic operation blade, a kind of is blade to be cleaned up the back wrap with cloth, and the sterilization back that carries out disinfection is standby, and another kind is the sterile razor blade that directly provides with the packaged mono-sheet of medico paper, for directly use.
First kind of form: because of existing Ministry of Public Health clearly regulation carbon steel blade can not adopt the mode of high temperature and immersion to advance sterilization and sterilization, so progressively eliminate now, and second kind of form will be taken the packing of blade apart and be assembled on the knife rest in use in operating room.
Above scalpel method of supplying has following defective: at first, medical personnel one are possible cause pollution in operating room during in assembling, the 2nd, may be subjected to unexpected injury; Secondly, the one, increased medical personnel's labor intensity, the 2nd, between might look down mistaking, delay gives emergency treatment to a patient opportunity; At last, the scalpel after finishing using exposes because of sharp sword, may injure the personnel of medical personnel and disposal of refuse.
The utility model content
Technical problem to be solved in the utility model provides and a kind ofly need not assemble, safer formula scalpel disposable safe in utilization, and this kind scalpel has installed to set of blades on the movable carriage when supply, uses after can directly releasing blade.
The technical scheme that its technical problem that solves this utility model adopts is: disposable formula scalpel safe in utilization, the blade holder that comprises hollow, the end face of blade holder is provided with chute, the blade holder that is slidingly connected with blade holder is installed in the abdomen of blade holder, the tail end of blade holder is connected with spacing card, the front end of blade holder is provided with the blade extending port, the front portion of blade holder is fixedly connected with blade by blade fixing structure, be provided with slide handle between the end face of blade holder and blade holder, the spring that acts between the two is installed between blade holder and the slide handle, described chute is a step trough, the chute middle part is provided with the second preceding seam of corresponding slide handle, the chute front end is the first preceding seam of corresponding blade holder, spacing card is spacing as the rear end of blade holder and slide handle, the position of seam before corresponding to first is respectively arranged with the blade holder clamping structure of mutual correspondence on blade holder and the blade holder.
The middle part of blade holder is provided with button, button is connected with blade holder by the pivot that is connected its both sides, the body of blade holder is provided with and the corresponding resigning hole in the position of button, the end face of button protrudes from described chute, and the button bottom front is provided with described blade holder clamping structure.
Blade holder clamping structure on the described blade holder is the U-shaped claw of opening towards blade holder, and accordingly, the blade holder clamping structure on the blade holder is " day " the word bayonet socket on the wall of setting within it.
Described slide handle is provided with the button cover that covers button.
Described button cover is provided with the arrow part that is the arrowhead form that points to the rear end that protrudes from the button cover.
Described pivot, button and blade holder integrated injection molding.
Button is provided with the reference column between pivot and U-shaped claw.
The front portion of described blade holder is provided with anti-skidding projection.
The beneficial effects of the utility model are: can be assembled by producer, supply behind the sterilization packaging, need not assemble, use forward and backward blade not expose, the blade location is reliable in the use, safety, convenient.
Description of drawings
Fig. 1 is the front view of the disposable formula scalpel safe in utilization of this utility model.
Fig. 2 is the A-A cutaway view of Fig. 1.
Fig. 3 is the sketch map that the disposable formula scalpel blade safe in utilization of this utility model stretches out state.
Be labeled as 1-blade, 2-blade holder, 3-slide handle among the figure, the 4-spring, 5-blade holder, the spacing card of 6-, 20-pivot, the 21-blade fixing structure, 22-button, 23-U shape claw, 24-reference column, the 25-resigning hole, 31-arrow part, 32-button cover, the 50-chute, 51-blade extending port, seam before the 52-first, seam before the 53-second, 54-" day " word bayonet socket, the anti-skidding projection of 55-.
The specific embodiment
Below in conjunction with drawings and Examples this utility model is further specified.
As Fig. 1, Fig. 2, shown in Figure 3, disposable formula scalpel safe in utilization of the present utility model comprises the blade holder 5 of hollow, the end face of blade holder 5 is provided with chute 50, the blade holder 2 that is slidingly connected with blade holder 5 is installed in the abdomen of blade holder 5, the tail end of blade holder 5 is connected with spacing card 6, the front end of blade holder 5 is provided with blade extending port 51, the front portion of blade holder 2 is fixedly connected with blade 1 by blade fixing structure 21, be provided with slide handle 3 between the end face of blade holder 2 and blade holder 5, the spring 4 that acts between the two is installed between blade holder 2 and the slide handle 3, described chute 50 is a step trough, chute 50 middle parts are provided with the second preceding seam 53 of corresponding slide handle 3, chute 50 front ends are the first preceding seam 52 of corresponding blade holder 2, spacing card 6 is spacing with the rear end of slide handle 3 as blade holder 2, the position of seam 52 before corresponding to first is respectively arranged with the blade holder clamping structure of mutual correspondence on blade holder 5 and the blade holder 2.Use this utility model scalpel to assemble, avoid unexpected injury and save time.Scalpel of the present utility model has two states, a kind of is as shown in Figure 2 the supply of material or recovery state, blade 1 is in the abdomen of blade holder 5, slide handle 3 one ends are spacing by seam 53 before second on the chute 50, the other end acts on blade holder 2 by spring 4, makes its blade holder 2 can not forward end stretch out safety, a kind of is as shown in Figure 3 user mode, and blade 1 stretches out and be fixing.During use, try hard to recommend movingly in addition, make its blade holder 2 drive blades 1 and skid off forward, spring 4 is compressed gradually, and utilizes the blade holder clamping structure location that is arranged on blade holder 5 and the blade holder 2.After finishing using, remove the location of blade holder clamping structure with external force, under the effect of spring 4 resilience forces, in the abdomen of blade holder 2 and blade 1 automatic withdrawal blade holder 5, whole process need not contact with blade, safety, and blade 1 is to rebound in the retraction mode rather than with rotating manner, safer.
As shown in Figures 2 and 3, the middle part of blade holder 2 is provided with button 22, button 22 is connected with blade holder 2 by the pivot 20 that is connected its both sides, the body of blade holder 2 is provided with and the corresponding resigning hole 25 in the position of button 22, the end face of button 22 protrudes from described chute 50, button 22 bottom front are provided with described blade holder clamping structure, pushing by button 22 applies external force to blade holder 2, finish the switching of two states, very convenient, can not cause simultaneously the distortion of blade fixing structure 21 because of active force, guarantee that blade is on its mounting plane all the time button 22.
As shown in Figures 2 and 3, blade holder clamping structure on the described blade holder 2 is the U-shaped claw 23 of opening towards blade holder 5, accordingly, blade holder clamping structure on the blade holder 5 is " day " the word bayonet socket 54 on the wall of setting within it, such blade holder clamping structure is than single boss hole clipping formula structure, and safety and reliability all improve greatly.
As shown in Figures 2 and 3, button 22 is provided with the reference column 24 between pivot 20 and U-shaped claw 23, and the front end volume under pressure of button 22 is limited, and avoids damaging owing to overexerting " day " word bayonet socket 54.
As Fig. 1, Fig. 2 and shown in Figure 3, described slide handle 3 is provided with the button cover 32 that covers button 22, avoids mistake to touch button 22.
As shown in Figure 1, described button cover 32 is provided with the arrow part 31 that is the arrowhead form that points to the rear end that protrudes from button cover 32, thereby intuitively user is carried out operation indicating.
When promoting button 22 forward, must be with the pressure that has one to act on button 22, make button 22 that the trend of rotating around pivot 20 be arranged, make the blade holder clamping structure of its button 22 front ends that the trend of downward motion be arranged, during the position of the corresponding clamping structure on arriving blade holder 5, button 22 rotates around pivot 20, when described pivot 20, button 22, during with blade holder 2 integrated injection moldings, pivot 20 will be subjected to a torsional moment, has deformation-recovery trend, give user a feel feedback simultaneously, if user pressing button 22 front ends this moment just can allow blade fixed mount clamping structure mutually combine, finish the location, if pressing button 22 front ends are not easy to just can break away from mutually at described deformation-recovery trend effect bottom knife fixed mount clamping structure.After finishing aforementioned location, if the rear end of pressing button 22 again, button 22 is around pivot 20 backward rotation, the front end of button 22 lifts together with the blade holder clamping structure on it, pivot 20 will be subjected to a reverse torsional moment, be easy to just can break away from mutually at its deformation-recovery trend effect bottom knife fixed mount clamping structure, finally under the resilience force effect of spring 4, make its blade holder 2 together with blade 1 withdrawal.
As shown in Figure 1, the front portion of described blade holder 5 also is provided with anti-skidding protruding 55, makes the scalpel of holding that user can be more stable.
Embodiment:
As Fig. 1, Fig. 2 and shown in Figure 3, disposable formula scalpel safe in utilization of the present utility model is equipped with the sterile sealing outer package, it comprises the blade holder 5 of hollow, the front portion of blade holder 5 is provided with anti-skidding protruding 55, the end face of blade holder 5 is provided with chute 50, the blade holder 2 that is slidingly connected with blade holder 5 is installed in the abdomen of blade holder 5, be provided with slide handle 3 between the end face of blade holder 2 and blade holder 5, chute 50 middle parts are provided with the second preceding seam 53 of corresponding slide handle 3, chute 50 front ends are the first preceding seam 52 of corresponding blade holder 2, tail end at blade holder 5 is connected with spacing card 6, spacing as blade holder 2 with the rear end of slide handle 3, spacing card 6 assembles at last, the spring 4 that acts between the two is installed between blade holder 2 and the slide handle 3, the middle part of blade holder 2 is provided with button 22, button 22 is connected with blade holder 2 by the pivot 20 that is connected its both sides, pivot 20, button 22, with blade holder 2 integrated injection moldings, the body of blade holder 2 is provided with and the corresponding resigning hole 25 in the position of button 22, the end face of button 22 protrudes from described chute 50, button 22 bottom front are provided with the U-shaped claw 23 of opening towards blade holder 5, the bottom surface of blade holder 5 is provided with corresponding " day " word bayonet socket 54, the front end of blade holder 5 is provided with blade extending port 51, the front portion of blade holder 2 is fixedly connected with blade 1 by blade fixing structure 21, slide handle 3 is provided with the button cover 32 that covers button 22, and button cover 32 is provided with the arrow part 31 that is the arrowhead form that points to the rear end that protrudes from button cover 32.
Scalpel deposit, supply or the recovery state is: slide handle 3 is spacing by seam 53 before second, and its button cover 32 hides buttons 22, and spring 4 remains naturalness or light pressured state, and blade holder 2 is lived in constraint.The duty of scalpel is: the position of seam 52 before corresponding to first, U-shaped claw 23 can correspondence snap in " day " word bayonet socket 54, thereby makes blade holder 5 and the corresponding mutually fixing of blade holder 2, fixes blade 1.Its general use is:
Tear packing, take out scalpel;
Operation undergos surgery routinely;
After operation finishes, pin the rear end drag down of button 22, U-shaped claw 23 and blade holder 5 break away from, and are retracted in the handle of a knife abdomen together with blade 1 at the effect bottom knife fixed mount 2 of the resilience force of spring 4.
Claims (8)
1. disposable formula scalpel safe in utilization, the blade holder (5) that comprises hollow, the end face of blade holder (5) is provided with chute (50), the blade holder (2) that is slidingly connected with blade holder (5) is installed in the abdomen of blade holder (5), the tail end of blade holder (5) is connected with spacing card (6), the front end of blade holder (5) is provided with blade extending port (51), the front portion of blade holder (2) is fixedly connected with blade (1) by blade fixing structure (21), it is characterized in that: be provided with slide handle (3) between the end face of blade holder (2) and blade holder (5), the spring (4) that acts between the two is installed between blade holder (2) and the slide handle (3), described chute (50) is a step trough, chute (50) middle part is provided with the second preceding seam (53) of corresponding slide handle (3), chute (50) front end is the first preceding seam (52) of corresponding blade holder (2), spacing card (6) is spacing with the rear end of slide handle (3) as blade holder (2), the position of seam before corresponding to first (52) is respectively arranged with the blade holder clamping structure of mutual correspondence on blade holder (5) and the blade holder (2).
2. disposable formula scalpel safe in utilization as claimed in claim 1, it is characterized in that: the middle part of blade holder (2) is provided with button (22), button (22) is connected with blade holder (2) by the pivot (20) that is connected its both sides, the body of blade holder (2) is provided with the corresponding resigning hole in position (25) with button (22), the end face of button (22) protrudes from described chute (50), and button (22) bottom front is provided with described blade holder clamping structure.
3. disposable formula scalpel safe in utilization as claimed in claim 2, it is characterized in that: the blade holder clamping structure on the described blade holder (2) is the U-shaped claw (23) of opening towards blade holder (5), accordingly, the blade holder clamping structure on the blade holder (5) is " day " the word bayonet socket (54) on the wall of setting within it.
4. disposable formula scalpel safe in utilization as claimed in claim 3 is characterized in that: button (22) is provided with the reference column (24) that is positioned between pivot (20) and the U-shaped claw (23).
5. disposable formula scalpel safe in utilization as claimed in claim 2 is characterized in that: described slide handle (3) is provided with the button cover (32) that covers button (22).
6. disposable formula scalpel safe in utilization as claimed in claim 5 is characterized in that: described button cover (32) is provided with the arrow part (31) that is the arrowhead form that points to the rear end that protrudes from button cover (32).
7. as claim 2,3,4,5 or 6 described disposable formula scalpels safe in utilization, it is characterized in that: described pivot (20), button (22) and blade holder (2) integrated injection molding.
8. as claim 1,2,3,4,5 or 6 described disposable formula scalpels safe in utilization, it is characterized in that: the front portion of described blade holder (5) is provided with anti-skidding projection (55).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220741397 CN203089296U (en) | 2012-12-28 | 2012-12-28 | Disposable safe bistoury |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220741397 CN203089296U (en) | 2012-12-28 | 2012-12-28 | Disposable safe bistoury |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203089296U true CN203089296U (en) | 2013-07-31 |
Family
ID=48840749
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220741397 Expired - Lifetime CN203089296U (en) | 2012-12-28 | 2012-12-28 | Disposable safe bistoury |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203089296U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103989506A (en) * | 2014-05-20 | 2014-08-20 | 朱子勤 | Scalpel with sliding plate |
-
2012
- 2012-12-28 CN CN 201220741397 patent/CN203089296U/en not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103989506A (en) * | 2014-05-20 | 2014-08-20 | 朱子勤 | Scalpel with sliding plate |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| EE01 | Entry into force of recordation of patent licensing contract |
Assignee: SICHUAN SHUANGLU MEDICAL APPARATUS & INSTRUMENTS CO.,LTD. Assignor: Lu Panzhong Contract record no.: 2015510000022 Denomination of utility model: Disposable safe bistoury Granted publication date: 20130731 License type: Exclusive License Record date: 20150402 |
|
| LICC | Enforcement, change and cancellation of record of contracts on the licence for exploitation of a patent or utility model | ||
| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20160628 Address after: 610041 Sichuan city of Chengdu province high tech Zone Zhilu Sheng Patentee after: Lu Yifan Address before: And 610212 in Sichuan province Chengdu City Renhe road high tech Zone Chengdu Shuanglu medical instrument limited company Patentee before: Lu Panzhong |
|
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20130731 |