Handpiece drive apparatus for powered surgical scissors

68 Pages·2013·5.22 MB·English

United States Patent [191 [11] Patent Number‘: 4,768,506
Parker et al. [45] Date of Patent: Sep. 6, 1988
[54] HANDPIECE DRIVE APPARATUS FOR Accessories; Cutting Accessories; Posterior Segment
. POWERED SURGICAL SCISSORS Acess and System Accessories, Site Microsurgical Sys
tems Inc., 1985 (21 pages of photocopies).
[75] Inventors: Donald A. Parker, Berkeley; Wayne
CooperVision Surgical, The Automatic Choice for
W. Rogers, Napa, both of Calif.
Planned Extracapsular Cataract Surgery, The Cavi
[73] Assignee: Alcon Laboratories, Inc., Fort tron/Kelman Model 6500 E.1.S. TM and the Model
_ Worth, Tex. 7500 I/A System III with Avit (6 pages of photocop
[21] Appl. No.: 780,689 ies).
CooperVision Surgical, The Cavitron/Kelman Phaco
[22] Filed: Sep. 26, 1985 Emulsi?er Aspirator Model 81, Maximize Ef?ciency
with Simpler Setup and Faster Turnaround, copyright
[51] Int. C1.4 ............................................ .. A61B 17/32
1985, CooperVision Inc. (2 pages of photocopies).
[52] US. Cl. .............................. .. 128/303 R; 128/305;
128/318 Cavitron/Kelman Phaco-Emulsi?er Aspirator Model
9001, Power to Emulsify Hard Nuclei with Surgeon
[58] Field of Search ......... .. 128/305, 318, 755, 303 R;
604/22 Control, Registered Trademark of CooperVision, Inc.,
1985, Coopervision Inc. (2 pages of photocopies).
[56] References Cited
Dr. Geoffrey Sutherland; Greishaber & Co., Switzer
U.S. PATENT DOCUMENTS land, Augeninstrumente Opthalmic Surgical Instru
ments, (2 pages of photocopies), Sutherland Rotatable
3,266,494 8/1966 Brownrigg et a1. .............. .. 128/321
Intraocular Microscissors. _
3,561,429 2/1971 Jewett . . . . . . . . . . . . . . . . . . . .. 128/305
Phacotron Plus TM , “The Phacotron Plus TM Offers a
3,752,161 8/1973 Bent . . . . . . . . . .. 128/312
3,842,839 10/1974 Malis 128/312 Total System to Emulsify Hard Nuclei TM May Work
in Conjunction with Either the Extra Plus TM or Extra
3,899,829 8/1975 Storm . . . . . . . . . . . . . . . . . . .. 30/228
3,977,425 8/ 1975 Hayashida 137/ 1 16.3 Sensory Plus TM I/A Units, United Surgical Corpora
4,245,815 l/198l Willis . . . . . . . . . . . . . . . . . . . .. 251/129 tion, 15500 A Rock?eld, Irvine, CA 92718, (1 page
4,314,560 2/1982 Helfgott et al. .... .. 128/305 photocopy).
FOREIGN PATENT DOCUMENTS A. Banko, “The Ultrasonic I/E Mini Probe (Keates), is
What you have been Waiting for Even if you Prefer
2547185 4/1977 Fed. Rep. of Germany 128/303 R
Planned Extracapsular Surgery”, From: Surgical De
OTHER PUBLICATIONS sign, 24-05 Jackson Ave., LLC New York, 11101,
CooperVision Surgical, Disposable Ocutome Probe, [phone], (2 pages of photocopies).
“The Disposable Ocutome Probe Ensures Con?dent (List continued on next page.)
and Convenient Surgery Every Time,” The Disposable
Ocutome a Registered Trademark of CooperVision, Primary Examiner-Michael H. Thaler
Inc., Copyright 1984, CooperVision, Inc. (2 pages of Attorney. Agent, or Firm-—Ron Fish
photocopies).
[57] ABSTRACT
CooperVision Surgical, Anterior PakTM, “The Re
sponsiveness of the all Mew Anterior Pak Exempli?es There is disclosed herein a system for providing control
of multiple functions needed to perform eye surgery. A
the Kind of Commitment We Offer Long After Product
Pruchase”, Trademark of CooperVision, Inc., Regis microprocessor based system controls a pneumatic sys
tered Trademark of Cooper Vision Inc., Tyvek is a tem for driving pneumatic scissors in either a variable
Registered Trademark of E. I. Du Pont de Nemours, frequency, multicut mode or a proportional cut mode
1983 (two pages). where the cutting pressure is proportional to the posi
Site TXR Product Catalog, Site TXR System 2000, tion of a foot operated position sensor.
2200, 2400; Site TXR Modules 3500, 7500; Site TXR 5 Claims, 25 Drawing Sheets
AINING
RING
ADJUSTMENT
SCREW
4 J- 4
"O" RING
650 653 VENT
ADHESIVE HOLE
(TH ER MOS ET)
PISTON
676
SPRING
DIAPHRAGM
(SILICONE)
4,768,506
Page 2
Exchange; Cautery Unit; Footswitch and Accessories,
OTHER PUBLICATIONS
(one page photocopy). _
Two Brochures on the CooperVision Outcome Dispos
able Vitrectomy Probe and the CooperVision Anterior
Schwartz-No . . . Corneal Light Shield, Protection
from Operating Microscope Light Induced Maculopa Pack.
thy, Medical Instrument Development Laboratories, Site TXR System 2000 Brochure.
Inc. (MID) San Leandro, CA 94577 (800) MID-LABS Grieshaber Brochure (Rotatable Intraocular Microscis
(1 page photocopy).
sors). -
Surgical Designs, U.S. Phako System, by Anton Banko, Grieshaber Brochure (Membrane Peeler and Cutter).
Designer and Co-Inventor of the Original Phakoemul United Surgical Corporation brochure, Phacotron
si?er, Surgical Design Corporation 24-05 Jackson Plus TM .
Ave., L.I.C., New York, 11101, [phone], (one Surgical Design Brochure, Ocusystem TM.
page photocopy). CooperVision Brochures: CooperVision System Six
CooperVision System VI, Versatile Modular Con?gu TM; CooperVision Cavitron/Kelman Model 650OPIS
ration Customized to your Need Has: Mode Select and Model 7500 I/A System Three.
Switches; Vacuum Preset; Disposable Single-Use Cas CooperVision Brochure, Cavitron/Kelman Phaco
sette; Diagnostic Message Ctr; Illuminator; Fluid/Gas emulsi?er/Aspirator Model 8001 and Model 9001.
US. Patent Sep.6, 1988 Sheet 1 of 25 4,768,506
I
CHIP SELECT _
3,°_ , DATA 1-32 LINES — 11° “ - 123
/
INTEL ’, CEINTRDL 1-36 ‘11% cuNv. ;
8031 / g2
TXD RXD 38 >- 42 -
EPREIM _, —J 59
3 L? E’I‘LBaQs Q7 8 MCDANV . _—|_l'_ __
m 8, mm FRAGMENTATIDN 44 l [-51
FRAGMENTER CE'NTRDL —l .
HANDPIECE FUUTSVITCH 1H A/D CUNV. 53
MICRDSVITCH a ANALnG
L INTERFACE 55
7e 5e .
,__. LED _..| . 57
DISPLAYS I ————
.,_ FRIJNT if’ I
PANEL I
CUNTRDL
AND : us
SENSEIR B
INTERFACE 5'6 I
AsP. [-90 TRANrS9 1 REFLrU9X2 CASSET{T-9E3 74 .
PINCH PINCH AND LATCH L- INTEL 8155 -1
PISTDN PISTDN PISTUN ‘gag-rs l
L___ “— __T i
‘ SULENEIID |_____1___
PNEUMATIC -
IRR. 166 150 CEINTREIL ‘
PINCH e VALVES --—J
PISTUN M —a4 I‘
L DRIVERS Bus
L99 I '
206 as I
INPUT AIR PRESS. I .
Lee 90_, REG. 92 'I
F I G. 1A
US. Patent Sep. 6, 1988 Sheet 2 of 25 4,768,506
I
3 AIR
' 129 12s 13a
'- DESIRED N ERREIR SIG. I IN
| PREss. _mF- '
. / 129 |_ LINEAR 149
- 127? PREss. s10. PRESS- 131 PREssuRE —'
I SENSEIR DRIVE
, CEINTREIL
. vALvE
l 59 5F [- — -- —- —' -] SYSTEM
' l' DESIRED + I ERRUR S15. 73 | PNEU PNEUMATIC
I VAQ >__DIF. I A L _LIN E- |\ [HJAUNTDPTUUTE ILT D
; 51 mm L AIR ]N_ L_
i r VAC. SIG. 244-] __ _ _|
' 49- LINEAR I
PRESSURE 69
DRIVE |
CDNTRDL
VALVE I
SYSTEM
vAc. LINE 67 |
es |
11 |
LEIV
vAc. DRIVE
; SERVE] P5588 I
cAss. EXHAUST J
I L ________ _ _
MEIDE so CASSETTE a CASSETTE 64
Bus SELECT —-4 EJECT j PREIXIMITY ——'
. SWITCHES SWITCH SENSEIR
' 1 .L l
l ‘r ‘r 'r
. sMALL as VACUUM es INPUT AIR 7::
- BUTTLEZ IN-LINE PRESSURE —-1
| 56 LIQUID WATER SWITCH
, LEvEL SENSEIR
. SENSDR (AsP. VAC.)
l ——|
I ALPHA- 5e
I‘ ' _; NDUIMSEPRLIACY —-'
I BUFFER RELAY [IN/EFF > TU FRAG.
8: CPU STATUS 72 L80
INDICATIJRS _|
FIG. 1B

US. Patent Sep.6,1988 Sheet 5 0f 25 4,768,506
sum
MIP5

US. Patent Sep.6, 1988 Sheet 8 0f 25 4,768,506
—-- ———-—A|R
POWER
OR I68 CHECK , l {
VALVE
REFLUX -- A _ 4/ _
N54 ' KI52
I80 ‘ ‘5?
93 I62
I64 :
- I60
CASSETTE 92
I28 LATCH CASSETTE
PlSTON EJgCT
("*2 ‘5° 64 5%?
PWRSUP R I76
i' + ' T>CNAESASRE TTE
- I44 éEJECT CASSETTE I58 1 I08 I82
CASSETTE
I46 ALLOW LATCHING gégéllmclaw
FRONT PANEL {48)
CASSETTE RELEASE
SWITCH
' 92
|90_ ll::——l9l
'92‘ U ‘2%? I96
|ss— R
\---|\ \ ‘o
198 \l84 KI86
FIGURE 7 FIGURE 8